CN218262759U

CN218262759U - Recycling system of wire rod pickling solution

Info

Publication number: CN218262759U
Application number: CN202222479149.5U
Authority: CN
Inventors: 李自力; 张永生; 冯美稳
Original assignee: Jiangxi Zhangyuan Metal Products Co ltd
Current assignee: Jiangxi Zhangyuan Metal Products Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-01-10
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a recycling system of a disk pickling solution, which comprises a treatment box, wherein a filter box is fixedly arranged at the top end of the treatment box, a filter screen is fixedly arranged in the filter box, the bottom end of the filter box is communicated with the top end of the treatment box, the top end of the filter box is communicated with a waste acid inlet pipe, one side of the top end of the treatment box, which is close to the filter box, is communicated with an oxidant inlet pipe, and a heating bin is arranged in the treatment box; the utility model provides an among the technical scheme, the spent acid through setting is advanced the pipe and is discharged the spent acid into the hot bunker of handling the case inside, filters the inside metal rust piece that carries of spent acid through the filter cartridge, advances the pipe through the oxidant and heats the hot bunker to the inside oxidant that adds of hot bunker of handling the case and through the heating furnace, opens inside the spent acid discharge filter box that first drain pipe made after the inside heating process of hot bunker through the solenoid valve that sets up, reaches the effect that reduces the wasting of resources as far as possible.

Description

Recycling system of wire rod pickling solution

Technical Field

The utility model relates to a recycle system technical field specifically is a recycle system of dish circle pickle.

Background

The removal of scale and rust from steel surfaces with acid solutions, known as pickling, is a method of cleaning metal surfaces, usually with pre-filming. The surface treatment of the metal disk comprises pickling, rinsing, washing, twice rinsing, phosphating, borax and drying.

The prior art has the following defects or problems:

after carrying out the pickling for a certain time to the dish circle, the acidizing fluid concentration in the pickling pond reduces, when falling to a certain extent, needs to change the acidizing fluid, and the processing mode of traditional acid pickle is the abandonment of directly discharging, has caused a large amount of wastes like this to waste water treatment's cost has been increaseed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a recycling system of wire rod pickling solution to solve the problem that proposes in the background art to the weak point of prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a recycling system of dish circle pickle, includes the processing case, the top fixed mounting who handles the case has the filter cartridge, the inside fixed mounting of filter cartridge has the filter screen, just the bottom of filter cartridge with the top of handling the case is met, the top switch-on of filter cartridge has the spent acid to advance the pipe, the top of handling the case is close to one side switch-on of filter cartridge has the oxidant to advance the pipe, the heated warehouses has been seted up to the inside of handling the case, the bottom fixed mounting of heated warehouses has the heating furnace, is located the bottom of heated warehouses with be provided with first fluid-discharge tube between heating furnace one side, just first fluid-discharge tube with the heated warehouses switches on mutually, the middle part switch-on of first fluid-discharge tube has the switching tube, one side fixed mounting of switching tube has the solenoid valve, the bottom fixedly connected with rose box of handling the case, just the bottom of first fluid-discharge tube extends to the inside of filter box, the one end switch-on of filter box has the second fluid-discharge tube, the top fixed mounting of second fluid-discharge tube has the filtration apron, is located the bottom of filtration apron with the inside of second apron is provided with the filtration filter board.

Optionally, the bottom fixedly connected with collection box of rose box, the one end switch-on of collection box has the third fluid-discharge tube, the bottom fixedly connected with mounting panel of collection box, the equal fixed mounting in bottom four corners of mounting panel has the support.

Optionally, be located the top of mounting panel with the collection box is kept away from third fluid-discharge tube one end is provided with the waste liquid case, just the bottom fixed connection of waste liquid case in the mounting panel, the top fixed mounting of waste liquid case has the gas filtration tower, the bottom switch-on of gas filtration tower has the waste liquid pipe, just the bottom of waste liquid pipe extends to the inside of waste liquid case, one side switch-on of gas filtration tower has the outlet duct.

Optionally, an exhaust pipe is arranged at the top end of the treatment box and on one side of the oxidant inlet pipe, the exhaust pipe is communicated with the treatment box, and one end of the exhaust pipe, which is far away from the treatment box, is communicated with the gas filtration tower.

Optionally, the gas filter tower is filled with a calcium oxide layer, the bottom end of the calcium oxide layer is filled with a sodium hydroxide layer, and an activated carbon plate is fixedly mounted in the gas outlet pipe.

Optionally, the top ends of the waste acid inlet pipe and the oxidant inlet pipe are respectively inserted with a pipe plug, and limiting plates are arranged on two sides of the inside of the filter box and at the bottom end of the filter screen, and the limiting plates are fixedly connected to the filter box.

Compared with the prior art, the utility model provides a recycling system of dish circle pickle possesses following beneficial effect:

the utility model discloses a spent acid that sets up advances inside the pipe and discharges the heated warehouses of handling the case with the spent acid, the metal rust piece that carries inside the spent acid through the filter cartridge filters, advance the pipe through the oxidant and add the oxidant to the heated warehouses of handling the case inside and heat the heated warehouses through the heating furnace, organic matter and inorganic matter in oxidant and the spent acid form to become the suspended solid after the reaction, open inside the waste acid discharge filter box that first drain pipe made the heated warehouses after the internal heating handle through the solenoid valve that sets up, and filter the suspended solid through the filter of the filter cover bottom on the second fluid-discharge tube that sets up, reach the effect that reduces the waste resource as far as possible.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of the treatment tank of the present invention;

FIG. 3 is a schematic view of the internal structure of a second drainage tube according to the present invention;

fig. 4 is a schematic structural view of the gas filtration tower of the present invention.

In the figure: 1. a treatment tank; 2. a filter cartridge; 3. waste acid enters a pipe; 4. an oxidant inlet pipe; 5. a first drain pipe; 6. an exhaust pipe; 7. a filter box; 8. a second drain pipe; 9. a filtering cover plate; 10. a recycling bin; 11. a third drain pipe; 12. mounting a plate; 13. a support; 14. a waste liquid tank; 15. a gas filtration tower; 16. a waste liquid pipe; 17. an air outlet pipe; 18. a filter screen; 19. a limiting plate; 20. heating furnace; 21. a transfer tube; 22. an electromagnetic valve; 23. a filter plate; 25. a calcium oxide layer; 26. a sodium hydroxide layer.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-4, in this embodiment: a recycling system of a disk pickling solution comprises a treatment box 1, wherein a filter box 2 is fixedly installed at the top end of the treatment box 1, a filter screen 18 is fixedly installed inside the filter box 2, the bottom end of the filter box 2 is communicated with the top end of the treatment box 1, a waste acid inlet pipe 3 is communicated with the top end of the filter box 2, an oxidant inlet pipe 4 is communicated with one side, close to the filter box 2, of the top end of the treatment box 1, a heating bin is arranged inside the treatment box 1, a heating furnace 20 is fixedly installed at the bottom end of the heating bin, a first liquid discharge pipe 5 is arranged between the bottom end of the heating bin and one side of the heating furnace 20 and communicated with the heating bin, an adapter pipe 21 is communicated with the middle of the first liquid discharge pipe 5, an electromagnetic valve 22 is fixedly installed on one side of the adapter pipe 21, the bottom end of the treatment box 1 is fixedly connected with a filter box 7, the bottom end of the first liquid discharge pipe 5 extends into the filter box 7, a second liquid discharge pipe 8 is communicated with one end of the filter box 7, a filter plate 9 is fixedly installed at the top end of the second liquid discharge pipe 8, a cover plate 23 is fixedly connected with the filter plate 9; inside the spent acid advances pipe 3 and discharges the spent acid into the heated warehouses of handling case 1 through the spent acid that sets up, the metal rust piece that carries inside the spent acid through filter box 2 filters, advance pipe 4 through the oxidant and heat the heated warehouses to the inside oxidant that adds of heated warehouses of handling case 1 and through heating furnace 20, become the suspended solid after organic matter and the inorganic matter formation reaction in oxidant and the spent acid, open first drain pipe 5 through the solenoid valve 22 that sets up and make the spent acid after the heated warehouses internal heating handles to discharge inside rose box 7, and filter 23 through the filtration apron 9 bottom on the second drain pipe 8 that sets up filters the suspended solid.

Further, the bottom end of the filter box 7 is fixedly connected with a recovery box 10, one end of the recovery box 10 is communicated with a third liquid discharge pipe 11, the bottom end of the recovery box 10 is fixedly connected with an installation plate 12, and four corners of the bottom end of the installation plate 12 are fixedly provided with supports 13; the filtered spent acid is recovered through the recovery tank 10 and discharged through a third drain pipe 11, supporting the recovery tank 10 by mounting a mounting plate 12 with a bracket 13.

Further, the top that is located mounting panel 12 is provided with waste liquid box 14 with third fluid-discharge tube 11 one end with the collection box 10 is kept away from, and the bottom fixed connection of waste liquid box 14 is in mounting panel 12, the top fixed mounting of waste liquid box 14 has gas filtration tower 15, the bottom switch-on of gas filtration tower 15 has waste liquid pipe 16, and the bottom of waste liquid pipe 16 extends to the inside of waste liquid box 14, one side switch-on of gas filtration tower 15 has outlet duct 17, filter the gas that produces at the heating waste acid in-process through gas filtration tower 15, and discharge waste liquid box 14 through waste liquid pipe 16 with the gas that contains acid that carries in the gas.

Furthermore, an exhaust pipe 6 is arranged at the top end of the treatment box 1 and on one side of the oxidant inlet pipe 4, the exhaust pipe 6 is communicated with the treatment box 1, one end of the exhaust pipe 6, which is far away from the treatment box 1, is communicated with the gas filtration tower 15, and gas for heating waste acid is discharged into the gas filtration tower 15 through the exhaust pipe 6.

Further, the inside of the gas filtering tower 15 is filled with a calcium oxide layer 25, the bottom end of the calcium oxide layer 25 is filled with a sodium hydroxide layer 26, an activated carbon plate is fixedly installed inside the gas outlet pipe 17, acid-containing gas is neutralized through the calcium oxide layer 25 and the sodium hydroxide layer 26, and the gas is filtered through the activated carbon plate.

Further, the pipe plug is inserted on the top end of the waste acid inlet pipe 3 and the oxidant inlet pipe 4, the limiting plates 19 are arranged on the two sides of the interior of the filter box 2 and the bottom end of the filter screen 18, the limiting plates 19 are fixedly connected to the filter box 2, the gas is prevented from flowing out when the waste acid is heated as far as possible by installing the pipe plug, and the position of the filter screen 18 in the filter box 2 is fixed through the limiting plates 19.

The utility model discloses a theory of operation and use flow: when the waste acid treatment tank is used, a user discharges waste acid into a heating bin of the treatment tank 1 through the arranged waste acid inlet pipe 3, metal rust sheets carried in the waste acid are filtered through the filter box 2, an oxidant is added into the heating bin of the treatment tank 1 through the oxidant inlet pipe 4 and is heated through the heating furnace 20, the oxidant reacts with organic matters and inorganic matters in the waste acid to form suspended matters, the first drain pipe 5 is opened through the arranged electromagnetic valve 22, the waste acid subjected to heating treatment in the heating bin is discharged into the filter tank 7, the suspended matters are filtered through the filter plate 23 at the bottom end of the filter cover plate 9 on the arranged second drain pipe 8, gas for heating the waste acid is discharged into the gas filter tower 15 through the exhaust pipe 6, the acid-containing gas is neutralized through the calcium oxide layer 25 and the sodium hydroxide layer 26, the acid-containing gas is filtered through the activated carbon plate, the gas is discharged through the exhaust pipe 17, and the gas carried in the gas is discharged into the waste liquid tank 14 through the waste liquid pipe 16.

The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims

1. The utility model provides a recycling system of dish circle pickle, is including handling case (1), its characterized in that: the waste acid treatment device is characterized in that a filter box (2) is fixedly arranged at the top end of the treatment box (1), a filter screen (18) is fixedly arranged in the filter box (2), the bottom end of the filter box (2) is communicated with the top end of the treatment box (1), the top end of the filter box (2) is communicated with a waste acid inlet pipe (3), the top end of the treatment box (1) is close to an oxidant inlet pipe (4) in one side of the filter box (2), a heating bin is arranged in the treatment box (1), a heating furnace (20) is fixedly arranged at the bottom end of the heating bin, a first liquid discharge pipe (5) is arranged between the bottom end of the heating bin and one side of the heating furnace (20), the first liquid discharge pipe (5) is communicated with the heating bin, a switching pipe (21) is communicated with the middle of the first liquid discharge pipe (5), a solenoid valve (22) is fixedly arranged at one side of the switching pipe (21), a filter box (7) is fixedly connected with the bottom end of the treatment box (1), the bottom end of the first liquid discharge pipe (5) extends into the interior of the filter box (7), a second liquid discharge pipe (8) is arranged at the top end of the filter box (9), and the top end of the filter plate (23) is fixedly connected with the filter cover plate (9).

2. The recycling system of the pickling solution for rolling of steel plate of claim 1, wherein: the bottom fixedly connected with collection box (10) of rose box (7), the one end switch-on of collection box (10) has third fluid-discharge tube (11), the bottom fixedly connected with mounting panel (12) of collection box (10), the equal fixed mounting in bottom four corners of mounting panel (12) has support (13).

3. The recycling system of the pickling solution for rolling of steel plate of claim 2, wherein: be located the top of mounting panel (12) with collection box (10) are kept away from third fluid-discharge tube (11) one end is provided with waste liquid case (14), just the bottom fixed connection of waste liquid case (14) is in mounting panel (12), the top fixed mounting of waste liquid case (14) has gas filtration tower (15), the bottom switch-on of gas filtration tower (15) has waste liquid pipe (16), just the bottom of waste liquid pipe (16) extends to the inside of waste liquid case (14), one side switch-on of gas filtration tower (15) has outlet duct (17).

4. The recycling system of pickling solution for pickling disks of claim 3, wherein: the top end of the treatment box (1) and one side of the oxidant inlet pipe (4) are provided with an exhaust pipe (6), the exhaust pipe (6) is communicated with the treatment box (1), and one end, far away from the treatment box (1), of the exhaust pipe (6) is communicated with the gas filtering tower (15).

5. The recycling system of the pickling solution for rolling of steel plate of claim 4, wherein: the gas filter tower is characterized in that a calcium oxide layer (25) is filled in the gas filter tower (15), a sodium hydroxide layer (26) is filled at the bottom end of the calcium oxide layer (25), and an activated carbon plate is fixedly mounted in the gas outlet pipe (17).

6. The recycling system of the pickling solution for rolling of steel plate of claim 1, wherein: the waste acid inlet pipe (3) and the top end of the oxidant inlet pipe (4) are respectively inserted with a pipe plug, limiting plates (19) are arranged on two sides of the interior of the filter box (2) and the bottom end of the filter screen (18), and the limiting plates (19) are fixedly connected to the filter box (2).