CN215250104U

CN215250104U - Chromium-containing wastewater upgrading and transforming equipment

Info

Publication number: CN215250104U
Application number: CN202121667901.8U
Authority: CN
Inventors: 谭会来
Original assignee: Weifang Guangde Machinery Co ltd
Current assignee: Weifang Guangde Machinery Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-21
Anticipated expiration: 2031-07-21

Abstract

The utility model discloses a chromium-containing waste water carries mark transformation equipment, include: the device comprises a reaction tank, wherein a collecting tank is arranged on one side of the reaction tank; the sedimentation tank is arranged on one side of the reaction tank, which is far away from the collection tank; the mounting seat is fixed in the middle of the upper part of the reaction tank; the stirring frame is arranged at the bottom end of the mounting seat and is used for carrying out mixing reaction on the sewage in the reaction tank; and the dosing pipe is connected to the two sides of the mounting seat in a penetrating manner. This contain chromium waste water and carry mark transformation equipment, with sewage through the leading-in preliminary filtration bucket that advances collecting pit inside of inlet tube, the mesh on preliminary filtration bucket surface will float impurity and filter, the waste water of moving stirring frame in to the reaction tank mixes the stirring, and make chromium ion conversion be the chromium hydroxide through adding the medicine and deposit, deposit the separation in the inside of precipitation tank with chromium hydroxide through smart filter bucket, make the delivery pipe of precipitation tank bottom will deposit the emission, and then can guarantee that the chromium waste water carries the mark and handles.

Description

Chromium-containing wastewater upgrading and transforming equipment

Technical Field

The utility model relates to a chromium-containing wastewater treatment technical field specifically is a chromium-containing wastewater carries mark transformation equipment.

Background

The reduction precipitation method is a widely applied method for treating chromium-containing wastewater. The basic principle is that a reducing agent is added into the wastewater under an acidic condition to reduce Cr6+ into Cr3+, and then lime or sodium hydroxide is added to generate chromium hydroxide precipitate under an alkaline condition, so that chromium ions are removed. In order to meet the effect of sewage treatment in the market, the improvement of chromium-containing wastewater upgrading and transformation equipment is needed, so that the equipment can reach the standard of treating chromium-containing wastewater.

The chromium-containing wastewater still exists when being treated and used: floating impurities in the chromium-containing wastewater are difficult to clean, and the chromium-containing wastewater is difficult to realize the process of fully converting and precipitating chromium ions. Therefore, the existing chromium-containing wastewater upgrading and modifying equipment needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chromium-containing waste water carries mark transformation equipment to floating impurity in the chromium-containing waste water that solves the above-mentioned background art and provide is difficult to the clearance and chromium-containing waste water is difficult to realize the problem of the abundant conversion process of sediment of chromium ion.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chromium-containing waste water carries mark transformation equipment, includes:

the device comprises a reaction tank, wherein a collecting tank is arranged on one side of the reaction tank;

the sedimentation tank is arranged on one side of the reaction tank, which is far away from the collection tank;

the mounting seat is fixed in the middle of the upper part of the reaction tank;

the stirring frame is arranged at the bottom end of the mounting seat and is used for carrying out mixing reaction on the sewage in the reaction tank;

the dosing pipe is connected to the two sides of the mounting seat in a penetrating manner;

the circulation holes are symmetrically formed in the surfaces of the two sides of the reaction tank;

the baffle sets up to be fixed the bottom both sides of reaction tank, and the baffle is arranged in slowing down the velocity of flow of sewage in reaction tank, collecting pit and sedimentation tank.

Preferably, the top end edge of the partition board is higher than the bottom end surface position of the circulation hole, the partition boards are symmetrically distributed about the central line of the reaction tank, and the symmetrical partition boards can slow down the water flow speed when sewage circulates along the partition boards, so that the chromium-containing wastewater can be fully reacted.

Preferably, the collecting tank further comprises:

the sealing box is arranged in the middle of the collecting tank and is used for collecting the chromium-containing wastewater;

the primary filtering barrel is arranged in the middle of the seal box, and can be used for blocking impurities in the sewage to prevent the impurities from entering the reaction tank;

the inlet tube runs through the top of collecting pit, and the top through connection of inlet tube and reaction tank to the bottom and the butt joint of prefiltering bucket of inlet tube.

Preferably, the inside of just straining the bucket is provided with the baffle, the below of baffle is provided with floats the pipe, and floats the bottom through connection of pipe and just straining the bucket, can get rid of the impurity of floating in the sewage top through floating the pipe, makes things convenient for this equipment to handle sewage.

Preferably, the sedimentation tank is further provided with:

the sedimentation tank is arranged at the bottom of the inner side of the sedimentation tank and is used for collecting sedimentation impurities;

the fine filter hopper is arranged in the middle of the inner side of the sedimentation tank;

and the discharge pipe is butted at the bottom end of the sedimentation tank.

Preferably, the fine filter hopper is positioned right above the precipitation tank, the edge of the top end of the fine filter hopper is positioned above the circulation hole, and the fine filter hopper can be used for separating and filtering the chromium hydroxide precipitate, so that the treated sewage is conveniently discharged.

Compared with the prior art, the beneficial effects of the utility model are that: this contain chromium waste water and carry mark transformation equipment, with sewage through the leading-in reaction tank that advances collecting pit inside of inlet tube, the mesh on prefiltering barrel surface will float impurity and filter, the waste water of moving stirring frame in to the reaction tank mixes the stirring, and make chromium ion conversion be the chromium hydroxide through adding the medicine and deposit, deposit the separation in the inside of precipitation tank with chromium hydroxide through smart filter bucket, make the delivery pipe of precipitation tank bottom will deposit the emission, and then can guarantee that the chromium waste water carries the mark and handles.

1. According to the chromium-containing wastewater upgrading and reforming equipment, sewage is guided into a primary filter barrel in a collecting tank through a water inlet pipe, floating impurities are filtered by meshes on the surface of the primary filter barrel, the filtered floating impurities are blocked and intercepted by the primary filter barrel, the sewage is shunted through a baffle when entering the primary filter barrel, the sewage is prevented from directly entering a floating pipe, and when the sewage reaches the top end of the floating pipe, the floating impurities are discharged along the floating pipe, so that the floating impurities in the sewage are conveniently cleaned;

2. according to the chromium-containing wastewater upgrading and reforming equipment, a reducing agent is added into a reaction tank along a dosing pipe on one side of an installation seat, a running stirring frame is used for mixing and stirring wastewater in the reaction tank, hexavalent chromium ions are reduced to form trivalent chromium ions, sodium hydroxide is added into the dosing pipe on the other side of the installation seat, sewage in the reaction tank is reacted to convert the trivalent chromium ions to form chromium hydroxide precipitates, and the partition plates are arranged on two sides in the reaction tank, so that the water flow speed can be reduced, and the full reaction of the chromium-containing wastewater after dosing is ensured;

3. this chromium-containing waste water upgrading transformation equipment, through the inside of smart filter funnel with the separation of chromium hydroxide deposit in the precipitation tank, discharge through the delivery pipe of precipitation tank bottom will deposit, realize the discharge after the fine filtration sewage treatment through the drainage pipe of smart filter funnel one side simultaneously, and then conveniently detach the sediment after chromium-containing waste water reaction.

Drawings

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

FIG. 2 is a right side view of the structure of the present invention;

fig. 3 is a schematic view of the left-side cross-sectional structure of the present invention.

In the figure: 1. a reaction tank; 2. a collection tank; 3. a sedimentation tank; 4. a mounting seat; 5. a stirring frame; 6. a medicine feeding pipe; 7. a flow-through hole; 8. a partition plate; 9. a sealing box; 10. a primary filter barrel; 11. a water inlet pipe; 12. a baffle plate; 13. a float tube; 14. a settling tank; 15. a fine filter hopper; 16. a discharge pipe.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a chromium-containing waste water carries mark transformation equipment, includes: reaction tank 1, one side of reaction tank 1 is provided with collecting pit 2, sedimentation tank 3, set up the one side of keeping away from collecting pit 2 at reaction tank 1, mount pad 4, fix the top middle part at reaction tank 1, stirring frame 5, install the bottom at mount pad 4, and stirring frame 5 is used for mixing the reaction to the sewage of reaction tank 1 inside, add pencil 6, through connection is in the both sides of mount pad 4, opening 7, the both sides surface at reaction tank 1 is seted up to the symmetry, baffle 8, the bottom both sides at reaction tank 1 are fixed in the setting, and baffle 8 is used for slowing down sewage at reaction tank 1, the velocity of flow in collecting pit 2 and sedimentation tank 3.

The top edge of the partition plate 8 is higher than the bottom surface of the flow hole 7, and the partition plate 8 is symmetrically distributed about the center line of the reaction tank 1.

Through setting up baffle 8 in the inside both sides of reaction tank 1, when sewage circulated along baffle 8, can slow down the velocity of water flow, and then can fully react chromium-containing waste water.

The collecting tank 2 further includes: the sealing box 9 is arranged in the middle of the collecting tank 2, and the sealing box 9 is used for collecting the chromium-containing wastewater; the primary filter barrel 10 is arranged in the middle of the seal box 9; the water inlet pipe 11 penetrates through the top end of the collecting tank 2, the water inlet pipe 11 is connected with the top end of the reaction tank 1 in a penetrating manner, and the bottom end of the water inlet pipe 11 is butted with the primary filtering barrel 10; a baffle plate 12 is arranged in the primary filtering barrel 10, a floating pipe 13 is arranged below the baffle plate 12, and the floating pipe 13 is in through connection with the bottom end of the primary filtering barrel 10.

The mesh on first lauter tub 10 surface will float impurity and filter to filterable showy is intercepted at impurity by the separation of first lauter tub 10, and sewage shunts through baffle 12 when entering into first lauter tub 10, avoids sewage directly to get into and floats in the pipe 13, and when sewage reachd the top of floating pipe 13, float impurity along floating pipe 13 and discharge.

The sedimentation tank 3 is also provided with: the sedimentation tank 14 is arranged at the bottom of the inner side of the sedimentation tank 3, and the sedimentation tank 14 is used for collecting sedimentation impurities; the fine filter hopper 15 is arranged in the middle of the inner side of the sedimentation tank 3; a discharge pipe 16 butted at the bottom end of the sedimentation tank 3; the fine filter 15 is located right above the settling tank 14, and the top edge of the fine filter 15 is located above the flow hole 7.

The sediment is blocked in the sedimentation tank 14 through the fine filter hopper 15, the sediment is discharged through a discharge pipe 16 at the bottom of the sedimentation tank 14, and meanwhile, the discharge after the sewage treatment is finely filtered is realized through a drainage pipe at one side of the fine filter hopper 15.

The working principle is as follows: when the chromium-containing wastewater upgrading and reconstruction equipment is used, firstly, sewage is guided into a primary filter barrel 10 in a collection tank 2 through a water inlet pipe 11, the sewage enters the interior of a reaction tank 1 through a circulation hole 7 to react, a reducing agent is firstly added into the reaction tank 1 along a dosing pipe 6 on one side of an installation seat 4, an operating stirring frame 5 is used for mixing and stirring the wastewater in the reaction tank 1, hexavalent chromium ions are reduced to form trivalent chromium ions, sodium hydroxide is added into the dosing pipe 6 on the other side of the installation seat 4, the sewage in the reaction tank 1 is reacted to convert the trivalent chromium ions to form chromium hydroxide precipitates, and the sewage passes through a partition plate 8 and enters a precipitation tank 14 in the precipitation tank 3.

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. The utility model provides a chromium-containing waste water carries mark transformation equipment which characterized in that includes:

the device comprises a reaction tank (1), wherein a collecting tank (2) is arranged on one side of the reaction tank (1);

the sedimentation tank (3) is arranged on one side of the reaction tank (1) far away from the collection tank (2);

the mounting seat (4) is fixed in the middle of the upper part of the reaction tank (1);

the stirring frame (5) is installed at the bottom end of the installation seat (4), and the stirring frame (5) is used for carrying out mixing reaction on sewage in the reaction tank (1);

the dosing pipe (6) is connected to the two sides of the mounting seat (4) in a penetrating manner;

the circulation holes (7) are symmetrically formed in the surfaces of the two sides of the reaction tank (1);

baffle (8), the setting is fixed the bottom both sides of reaction tank (1), and baffle (8) are arranged in slowing down the velocity of flow of sewage in reaction tank (1), collecting pit (2) and sedimentation tank (3).

2. The chromium-containing wastewater upgrading and reconstruction equipment according to claim 1, characterized in that: the top end edge of the clapboard (8) is higher than the bottom end surface position of the circulating hole (7), and the clapboard (8) is symmetrically distributed around the central line of the reaction tank (1).

3. The chromium-containing wastewater upgrading and reconstruction equipment according to claim 1, characterized in that: the collecting tank (2) further comprises:

the sealing box (9) is arranged in the middle of the collecting tank (2), and the sealing box (9) is used for collecting the chromium-containing wastewater;

the primary filtering barrel (10) is arranged in the middle of the sealing box (9);

the water inlet pipe (11) runs through the top end of the collecting tank (2), the water inlet pipe (11) is in through connection with the top end of the reaction tank (1), and the bottom end of the water inlet pipe (11) is in butt joint with the primary filter barrel (10).

4. The chromium-containing wastewater upgrading and reconstruction equipment according to claim 3, characterized in that: the inside of prefilter bucket (10) is provided with baffle (12), the below of baffle (12) is provided with floats pipe (13), and floats pipe (13) and the bottom through connection of prefilter bucket (10).

5. The chromium-containing wastewater upgrading and reconstruction equipment according to claim 1, characterized in that: the sedimentation tank (3) is also provided with:

the sedimentation tank (14) is arranged at the bottom of the inner side of the sedimentation tank (3), and the sedimentation tank (14) is used for collecting sedimentation impurities;

the fine filter hopper (15) is arranged in the middle of the inner side of the sedimentation tank (3);

and the discharge pipe (16) is butted at the bottom end of the sedimentation tank (3).

6. The chromium-containing wastewater upgrading and reconstruction equipment according to claim 5, characterized in that: the fine filter hopper (15) is positioned right above the settling tank (14), and the top end edge of the fine filter hopper (15) is positioned above the circulating hole (7).