CN210133984U

CN210133984U - Iron and steel sewage iron fillings collecting system

Info

Publication number: CN210133984U
Application number: CN201920836837.8U
Authority: CN
Inventors: 盛振江; 李晓; 董震
Original assignee: Credit Huaneng Group Shandong Source Management Of Investment Co Ltd
Current assignee: Credit Huaneng Group Shandong Source Management Of Investment Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-03-10
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to a steel sewage and scrap iron collecting system, which belongs to the technical field of sewage treatment, and comprises a filtering chamber, a first collecting chamber and a second collecting chamber which are connected in sequence, wherein a grid is arranged in the filtering chamber, a coarse filtering net is arranged in the first collecting chamber, a liquid inlet is arranged above the left side of the filtering chamber, a liquid outlet is arranged below the right side, the liquid outlet is connected below the left side of the first collecting chamber through a first pipeline, the upper part of the right side of the first collecting chamber is connected with the top of the left side of the second collecting chamber through a second pipeline, and a liquid discharge pipe is connected below the right side of the second collecting chamber; a fine filter screen is fixedly arranged in the second collecting chamber, and a magnetic device is arranged above the fine filter screen. The utility model discloses can effectively remove the iron fillings in the sewage, prevent exceeding standard of iron in the sewage, realize the recovery to iron fillings, resources are saved simultaneously.

Description

Iron and steel sewage iron fillings collecting system

Technical Field

The utility model relates to a steel sewage iron fillings collection system belongs to sewage treatment technical field.

Background

China is a country with serious water shortage, and the per capita year accounts for 2500m of fresh water resources³1/4, which is the world's average human level, occupies 109 th of the world. The iron and steel industry is a water and pollution discharge large household in the industrial field, and is only inferior to the electric power industry, the textile printing and dyeing industry and the paper making industry, the water consumption of the iron and steel industry accounts for about 14 percent of the total water consumption of the national industry, and the wastewater discharge accounts for about 12 percent of the total wastewater discharge of the industry. At present, the water source of iron and steel enterprises mainly comprises underground water and river water, the sewage discharge is large, and the environmental pollution is serious.

The solid in the sewage of steel and iron works is mainly iron fillings residue, and iron fillings can be retrieved and recycled, and the steel piece that filters out in the sewage that can not be fine when the sewage to steel and iron works is handled to current sewage treatment plant causes steel piece to run off, causes certain wasting of resources.

Disclosure of Invention

The utility model provides a to prior art not enough, the utility model provides a steel sewage iron fillings collection system can effectively remove the iron fillings in the sewage, realizes the recovery to iron fillings simultaneously.

The utility model adopts the following technical scheme:

a steel sewage scrap iron collecting system comprises a filtering chamber, a first collecting chamber and a second collecting chamber which are sequentially connected, wherein a grid is arranged in the filtering chamber and used for treating large floating objects and the like in sewage;

the second is collected the indoor fixed fine filter screen that is provided with for collect the small particle iron fillings that first collection room was not collected, fine filter screen top is provided with magnetic device, can retrieve small particle iron fillings magnetic adsorption.

Preferably, the grating is obliquely fixed in the filtering chamber, a cleaning opening is formed in the side wall of the filtering chamber and located at the lower end of the grating, and when more floating objects are filtered out by the grating, the cleaning opening can be opened for cleaning.

Preferably, the bottom of the first collection chamber is provided with a collection port, large-particle iron chips are blocked by the coarse filter screen and are retained at the bottom of the first collection chamber, and when more retentate exists, the large-particle iron chips can be recovered through the collection port.

Preferably, the room top is collected to the second is provided with and can dismantle the top cap, and the top cap can adopt bolted connection, convenient dismantlement, the magnetism device includes a magnetism ball and bracing piece, the bracing piece slope sets up in the second is collected indoorly, and the magnetism ball is connected to bracing piece one end, and the lateral wall that the room was collected to the other end passed the second is connected with the handle, and the hole that the bracing piece can be followed on the second collection room lateral wall rotates, when adsorbing more fine particle iron fillings on the magnetism ball, the handle is waved to the accessible, and the magnetism ball rebound, demolishs the top cap simultaneously, takes out recycle with the iron fillings on.

Preferably, the second collection chamber is of a cylindrical structure, the fine filter screen is of an inverted cone structure, the bottom of the inverted cone is in an arc shape, and the magnetic ball is located above the bottom of the inverted cone in the arc shape. The inverted cone structure can collect the filtered fine-particle iron chips at the bottom of the inverted cone in an arc shape, so that the magnetic ball can adsorb conveniently.

Preferably, when the sewage of the steel plant contains more small-particle iron chips, the supporting force of the fine filter screen is limited, the support frame with the inverted cone structure can be arranged in the second collecting chamber, and the fine filter screen is positioned on the support frame.

Preferably, the second pipeline extends to the one end fixedly connected with shower nozzle of the inside of second collection room, and it should be noted that the nozzle of shower nozzle is difficult for the undersize at this moment, prevents to block up, can be corresponding with the mesh size of coarse filtration net or slightly be greater than the mesh size of coarse filtration net.

It is worth noting that the mesh sizes of the grating, the coarse filter screen and the fine filter screen can be flexibly selected according to the specific condition of the sewage of the steel plant.

The utility model has the advantages that:

the utility model discloses in, steel sewage is at first through the filter chamber, the grid mesh of filter chamber is great, mainly used handles great floater such as plastic bag, get into from the left side below of second collection room through first pipeline afterwards, flow out from the upper right side of first collection room through thick filter screen, thick filter screen is under the condition that does not influence the speed of handling, can collect the iron fillings of great granule, then rethread second pipeline gets into the second filter chamber, the less iron fillings of granule can be collected to the fine filtration net, and adsorb through the magnetic ball, when adsorbing a certain amount, can open and dismantle the top cap, through shaking the handle, take out recycle with the iron fillings on the magnetic ball, the utility model discloses can effectively remove the iron fillings in the sewage, prevent exceeding standard of iron in the sewage, realize the recovery to iron fillings simultaneously, resources are saved.

Drawings

FIG. 1 is a schematic structural view of the iron and steel sewage scrap iron collecting system of the present invention;

the device comprises a filter chamber 1, a first collection chamber 2, a second collection chamber 3, a grating 4, a coarse filter screen 5, a first pipeline 6, a second pipeline 7, a liquid discharge pipe 8, a fine filter screen 9, a cleaning port 10, a collection port 11, a magnetic ball 12, a support rod 13 and a handle 14.

The specific implementation mode is as follows:

in order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be made with reference to the accompanying drawings and specific embodiments, but not limited thereto, and the present invention is not described in detail, and is in accordance with the conventional techniques in the art.

Example 1:

a steel sewage scrap iron collecting system is disclosed, as shown in figure 1, comprising a filtering chamber 1, a first collecting chamber 2 and a second collecting chamber 3 which are connected in sequence, wherein a grid 4 is arranged in the filtering chamber 1 and is used for treating larger floaters in sewage, a coarse filtering net 5 is arranged in the first collecting chamber 2 and is used for filtering large-particle scrap iron, a liquid inlet is arranged above the left side of the filtering chamber 1, a liquid outlet is arranged below the right side of the filtering chamber 1 and is connected with the lower part of the left side of the first collecting chamber 2 through a first pipeline 6, the upper part of the right side of the first collecting chamber 2 is connected with the top of the left side of the second collecting chamber 3 through a second pipeline 7, the first collecting chamber 2 collects the large-particle scrap iron at the bottom of the first collecting chamber 2 in a reverse filtering mode and is convenient to collect and recycle, a liquid discharge pipe 8 is connected below the right side of the second collecting chamber, further carrying out sewage treatment;

the second is collected the room 3 internal fixation and is provided with fine filtration net 9 for collect the small particle iron fillings that first collection room 2 was not collected, fine filtration net 9 top is provided with magnetic means, can retrieve small particle iron fillings magnetic adsorption.

Example 2:

the utility model provides a steel sewage iron fillings collection system, the structure is as shown in embodiment 1, and the difference is that grid 4 slope is fixed in filter chamber 1, is located on the filter chamber 1 lateral wall and is provided with clearance mouth 10 at the lower extreme department of grid 4, filters out more floater when grid 4, can open clearance mouth 10 and clear up.

Example 3:

the utility model provides a steel sewage iron fillings collection system, the structure is shown as embodiment 1, and the difference is that the bottom of first collection room 2 is provided with collects mouthful 11, and the iron fillings of large granule are blockked by coarse filtration net 5, are detained in the bottom of first collection room 2, and when the retentate was more, accessible was collected mouthful 11 and is retrieved.

Example 4:

the utility model provides a steel sewage iron fillings collection system, the structure is shown as embodiment 1, the difference is, 3 tops in the second collection room are provided with the detachable top cap, the top cap can adopt bolted connection, convenient dismantlement, the magnetism device includes a magnetic ball 12 and bracing piece 13, bracing piece 13 inclines to set up in second collection room 3, magnetic ball 12 is connected to bracing piece 13 one end, the lateral wall that the other end passed second collection room 3 is connected with handle 14, bracing piece 13 can follow the hole rotation on the second collection room lateral wall, when adsorbing more fine particle iron fillings on magnetic ball 12, the handle 14 is waved to the accessible, magnetic ball rebound, demolish the top cap simultaneously, take out iron fillings on the magnetic ball recycle.

Example 5:

the structure of the iron and steel sewage scrap iron collecting system is as shown in embodiment 4, except that the second collecting chamber 3 is of a cylindrical structure, the fine filter screen 9 is of an inverted cone structure, the bottom of the inverted cone is in an arc shape, and the magnetic ball 12 is positioned above the bottom of the arc inverted cone. The inverted cone structure can collect the filtered fine-particle iron chips at the bottom of the inverted cone in an arc shape, so that the magnetic ball can adsorb conveniently.

Example 6:

the structure of the iron and steel sewage scrap iron collecting system is as shown in embodiment 5, and is different in that a support frame with an inverted cone structure is arranged in a second collecting chamber 3, and a fine filter screen 9 is positioned on the support frame;

one end of the second pipeline 7 extending to the inside of the second collection chamber 3 is fixedly connected with a spray head.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A steel sewage scrap iron collecting system is characterized by comprising a filtering chamber, a first collecting chamber and a second collecting chamber which are sequentially connected, wherein a grid is arranged in the filtering chamber, a coarse filtering net is arranged in the first collecting chamber, a liquid inlet is arranged above the left side of the filtering chamber, a liquid outlet is arranged below the right side of the filtering chamber, the liquid outlet is connected below the left side of the first collecting chamber through a first pipeline, the upper side of the right side of the first collecting chamber is connected with the top of the left side of the second collecting chamber through a second pipeline, and a liquid discharge pipe is connected below the right side of the second collecting chamber;

a fine filter screen is fixedly arranged in the second collecting chamber, and a magnetic device is arranged above the fine filter screen.

2. The iron and steel sewage scrap collecting system according to claim 1, wherein the grating is fixed in the filtering chamber in an inclined manner, and a cleaning opening is provided in a side wall of the filtering chamber at a lower end of the grating.

3. The iron and steel sewage scrap collecting system according to claim 1, wherein the bottom of the first collecting chamber is provided with a collecting port.

4. The iron and steel sewage and scrap iron collecting system according to claim 1, wherein a detachable top cover is arranged above the second collecting chamber, the magnetic device comprises a magnetic ball and a supporting rod, the supporting rod is obliquely arranged in the second collecting chamber, one end of the supporting rod is connected with the magnetic ball, and the other end of the supporting rod penetrates through the side wall of the second collecting chamber and is connected with a handle.

5. The iron and steel sewage scrap iron collecting system according to claim 4, wherein the second collecting chamber is of a cylindrical structure, the fine filter screen is of an inverted cone structure, the bottom of the inverted cone is in an arc shape, and the magnetic ball is positioned above the bottom of the arc-shaped inverted cone.

6. The iron and steel sewage scrap iron collecting system according to claim 5, wherein a support frame of an inverted cone structure is arranged in the second collecting chamber, and the fine filter screen is positioned on the support frame.

7. The iron and steel sewage scrap iron collecting system according to claim 1, wherein one end of the second pipeline extending to the inside of the second collecting chamber is fixedly connected with a spray head.