CN211226347U - Phosphating waste residue resourceful treatment equipment - Google Patents

Abstract

The utility model discloses a bonderizing waste residue resourceful treatment equipment, including rubbing crusher, the preliminary reactor, a filter-pressing hydroextractor, mud cake processing apparatus, filtrating processing apparatus, the discharge gate of rubbing crusher is connected with the feed inlet of preliminary reactor, be provided with the aqueous ammonia import on the preliminary reactor, preliminary reactor is connected with a filter-pressing hydroextractor, the mud discharging port and the mud cake processing apparatus of a filter-pressing hydroextractor are connected, mud cake processing apparatus includes the mud cake dissolving tank, a centrifuge, the synthetic heating cabinet, the filtrating port and the filtrating device of a filter-pressing hydroextractor are connected, the filtrating device includes No. two reactors, No. two filter-pressing hydroextractor, No. three reactors, No. two centrifuger. The utility model discloses have and to draw out the useful resource in the bonderizing waste residue, the beneficial effect that can the effective energy of utilization, its mainly used handles the bonderizing waste residue.

Description

Phosphating waste residue resourceful treatment equipment

Technical Field

The utility model relates to a waste residue treatment technical field, specific bonderizing waste residue resourceful treatment equipment that says so.

Background

The existing method for treating the phosphated waste residue can not treat the resource of the phosphated waste residue and can not extract the useful resource in the phosphated waste residue, thereby causing resource waste, and further improving the method for treating the phosphated waste residue as a resource.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art, and provides the phosphating waste residue resource treatment equipment and the treatment method which can extract useful resources in the phosphating waste residue and effectively utilize energy.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a resource treatment device for phosphorization waste residues, which comprises a crusher, a primary reactor, a first filter pressing dehydrator, a mud cake treatment device and a filtrate treatment device, the discharge hole of the crusher is connected with the feed inlet of the primary reactor, the primary reactor is provided with an ammonia water inlet, the primary reactor is connected with the first filter-pressing dehydrator, a sludge discharge port of the first filter-pressing dehydrator is connected with the sludge cake treatment device, the mud cake treatment device comprises a mud cake dissolving tank, a first centrifugal machine and a synthesis heating box, wherein the mud cake dissolving tank is connected with a mud discharging port of the first filter-press dehydrator, the mud cake dissolving tank is provided with a water inlet and a sodium hydroxide solvent inlet, the mud cake dissolving tank is connected with the first centrifugal machine, a sodium phosphate collecting tank is arranged at a liquid outlet of the first centrifugal machine, and a synthesis heating box is arranged at a solid outlet of the first centrifugal machine;

the utility model discloses a filter-pressing dewaterer, including No. two reactors, No. two filter-pressing dewaterers, No. three reactors, No. two centrifuges, No. two reactors with the filtrating mouth of a filter-pressing dewaterer is connected, be provided with the solvent import on No. two reactors, No. two reactors with No. two filter-pressing dewaterers are connected, No. two filter-pressing dewaterer's mud discharging port with the mud cake dissolving tank is connected, No. two filter-pressing dewaterers and filtrating mouth with No. three reactors are connected, be provided with the import of PH value solvent on No. three reactors, No. three reactors with No. two centrifuges are connected.

And an ammonia salt collecting box is arranged at a liquid outlet of the second centrifugal machine, and a zinc salt collecting box is arranged at a solid outlet of the second centrifugal machine.

Heating devices and stirrers are arranged in the primary reactor, the mud cake dissolving tank and the synthesis heating box, and the heating devices comprise electric heaters and steam heaters.

And a PH value detector is arranged in the third reactor.

And the switch valves of the electric heater and the steam heater are arranged on the outer surfaces of the primary reactor, the mud cake dissolving tank and the synthesis heating box.

The utility model has the advantages that: the useful resources in the phosphorization waste residue can be extracted, the phosphorization waste residue is firstly crushed by a crusher, the crushed phosphorization waste residue can enter a primary reactor, then ammonia water is added through an ammonia water inlet, then a heating device and a stirrer on the primary reactor are opened, heating and stirring are carried out on the crushed phosphorization waste residue, after the crushed phosphorization waste residue is fully stirred and heated, a precipitate can be obtained, then a first filter pressing dehydrator is carried out filter pressing and dehydration, then a filter pressed mud cake, namely the precipitate is treated, the precipitate enters a mud cake dissolving tank, the mud cake in the mud cake dissolving tank is firstly cleaned through a water inlet, then a proper amount of sodium hydroxide solvent is added through a sodium hydroxide solvent inlet, then a heating device and a stirrer on the opened mud cake dissolving tank are heated and stirred, trisodium phosphate solution and ferric hydroxide precipitate can be obtained after the full heating and stirring, then discharging the mixture into a first centrifugal machine for separation and treatment, wherein the liquid separated by the first centrifugal machine is a trisodium phosphate solution, the trisodium phosphate solution enters a sodium phosphate collecting tank, the separated solid is an iron-containing oxide, the iron-containing oxide enters a synthesis heating tank for heating treatment, and the dried iron-containing oxide can be reused for smelting in a steel mill;

then filtrate of the first filter-press dehydrator is processed, the filtrate can flow to the second reactor, reaction solvent is put into the second reactor through a solvent inlet to obtain precipitate, then the precipitate is subjected to filtrate separation in the second filter-press dehydrator, mud cakes are discharged to a mud cake dissolving tank to be processed after the separation is completed, the filtrate can enter the third reactor, a back-adjusting solvent is added into a back-adjusting PH value solvent inlet to obtain zinc salt and ammonia salt, the zinc salt and the ammonia salt are processed through the second centrifuge, liquid separated out by the second centrifuge is ammonia salt solution, the ammonia salt solution can enter an ammonia salt collecting tank, separated solid is zinc salt, and the zinc salt can enter a zinc salt collecting tank.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 rubbing crusher, 2 preliminary reaction wares, No. 3 filter-pressing hydroextractor, 4 aqueous ammonia import, 5 mud cake dissolving tank, 6 centrifuge, 7 synthetic heating boxs, 8 water inlets, 9 sodium hydroxide solvent import, 10 sodium phosphate collecting vat, No. 11 reactors No. two, No. 12 filter-pressing hydroextractor, No. 13 reactors No. three, No. 14 centrifuge, 15 solvent import, 16 back-off PH value solvent import, 17 ammonia salt collecting box, 18 zinc salt collecting box.

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, a phosphorization waste residue recycling treatment device comprises a crusher 1, a primary reactor 2, a first pressure filtration dehydrator 3 and a mud cake treatment device, a discharge port of the crusher 1 is connected with a feed port of the primary reactor 2, an ammonia water inlet 4 is arranged on the primary reactor 2, the primary reactor 2 is connected with a first filter-press dehydrator 3, a sludge discharge port of the first filter-press dehydrator 3 is connected with a sludge cake processing device, the sludge cake processing device comprises a sludge cake dissolving tank 5, a first centrifuge 6 and a synthesis heating box 7, the sludge cake dissolving tank 5 is connected with a sludge discharge port of the first filter-press dehydrator 3, the sludge cake dissolving tank 5 is provided with a water inlet 8 and a sodium hydroxide solvent inlet 9, the sludge cake dissolving tank 5 is connected with the first centrifuge 6, a liquid outlet of the first centrifuge 6 is provided with a sodium phosphate 10, and a solid outlet of the first centrifuge 6 is provided with the synthesis heating box 7;

a filtrating mouth and filtrating processing apparatus of filter-press hydroextractor 3 are connected, filtrating processing apparatus includes No. two reactors 11, No. two filter-press hydroextractors 12, No. three reactors 13, No. two centrifuge 14, No. two reactors 11 are connected with a filtrating mouth of filter-press hydroextractor 3, be provided with solvent import 15 on No. two reactors 11, No. two reactors 11 are connected with No. two filter-press hydroextractor 12, No. two filter-press hydroextractor 12's mud discharging port and mud cake dissolving tank 5 are connected, No. two filter-press hydroextractor 12 and filtrating mouth are connected with No. three reactors 13, be provided with back adjustment value solvent import 16 on No. three reactors 13, No. three reactors 13 are connected with No. two centrifuge 14.

In the utility model, an ammonia salt collecting box 17 is arranged at the liquid outlet of the second centrifugal machine 14, so that ammonium salt solution can be conveniently collected, and a zinc salt collecting box 18 is arranged at the solid outlet of the second centrifugal machine 14, so that zinc salt can be conveniently collected;

heating devices and stirrers are arranged in the primary reactor 2, the mud cake dissolving tank 5 and the synthesis heating box 7, the heating devices are composed of electric heaters and steam heaters, and the heating mode can be rotated according to actual conditions;

a PH value detector is arranged in the third reactor 13, so that the PH values in the first reactor 2 and the third reactor 13 can be observed conveniently;

switch valves of the electric heater and the steam heater are arranged on the outer surfaces of the primary reactor 2, the mud cake dissolving tank 5 and the synthesis heating box 7, so that the electric heater and the steam heater are convenient to turn on.

The utility model discloses a theory of operation is: when in use, firstly, the phosphorization waste residue is crushed by the crusher 1, the crushed phosphorization waste residue can enter the primary reactor 2, then ammonia water is added through the ammonia water inlet 4, then a heating device and a stirrer on the primary reactor 2 are opened, heating and stirring are carried out on the crushed phosphorization waste residue, after the crushed phosphorization waste residue is fully stirred and heated, precipitates can be obtained and then enter the first filter pressing dehydrator 3 for filter pressing and dehydration, then filter-pressed mud cakes are treated, the precipitates enter the mud cake dissolving tank 5, the mud cakes in the mud cake dissolving tank 5 are firstly cleaned through the water inlet 8, then a proper amount of sodium hydroxide solvent is added through the sodium hydroxide solvent inlet 9, then the heating device and the stirrer on the mud cake dissolving tank 5 are opened for heating and stirring, trisodium phosphate solution and ferric hydroxide precipitate can be obtained after the full heating and stirring, and then the trisodium phosphate solution and the ferric hydroxide precipitate are discharged into the first centrifuge 6 for separation and treatment, the liquid separated by the first centrifugal machine 6 is a trisodium phosphate solution, the trisodium phosphate solution enters a sodium phosphate collecting tank 10, the separated solid is an iron-containing oxide, the iron-containing oxide enters a synthesis heating tank 7 for heating treatment, and the iron-containing oxide can be reused for smelting in a steel mill after being dried;

then, filtrate of the first filter press dehydrator 3 is processed, the filtrate can flow to the second reactor 11, a reaction solvent is put into the second reactor through a solvent inlet 15 to obtain a precipitate, the precipitate is subjected to mud-water separation in the second filter press, a mud cake is discharged to a mud cake dissolving tank 5 to be processed, the filtrate can enter the third reactor 13, a back-adjusting solvent is added through a back-adjusting pH value solvent inlet 16 to obtain zinc salt and ammonia salt, the zinc salt and the ammonia salt are processed through the second centrifuge 14, liquid separated out by the second centrifuge 14 is an ammonia salt solution, the ammonia salt solution can enter an ammonia salt collecting tank 17, separated solids are zinc salt, and the zinc salt can enter a zinc salt collecting tank 18.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a bonderizing waste residue resourceful treatment equipment, includes rubbing crusher (1), preliminary reactor (2), a filter-pressing hydroextractor (3), mud cake processing apparatus, filtrating processing apparatus, its characterized in that: the discharge gate of rubbing crusher (1) with the feed inlet of preliminary reactor (2) is connected, be provided with aqueous ammonia import (4) on preliminary reactor (2), preliminary reactor (2) with a filter-pressing hydroextractor (3) are connected, the mud discharging port of a filter-pressing hydroextractor (3) with mud cake processing apparatus connects, mud cake processing apparatus includes mud cake dissolving tank (5), a centrifuge (6), synthetic heating cabinet (7), mud cake dissolving tank (5) with the mud discharging port of a filter-pressing hydroextractor (3) is connected, be provided with water inlet (8) and sodium hydroxide solvent inlet (9) on mud cake dissolving tank (5), mud cake dissolving tank (5) with a centrifuge (6) is connected, the liquid outlet department of a centrifuge (6) is provided with sodium phosphate collecting vat (10), a synthesis heating box (7) is arranged at a solid outlet of the first centrifugal machine (6);

the filtrate port of the first filter-pressing dehydrator (3) is connected with the filtrate treatment device, the filtrate treatment device comprises a second reactor (11), a second filter-pressing dehydrator (12), a third reactor (13) and a second centrifuge (14), the second reactor (11) is connected with a filtrate port of the first filter-pressing dehydrator (3), a solvent inlet (15) is arranged on the second reactor (11), the second reactor (11) is connected with the second filter-pressing dehydrator (12), a sludge discharge port of the second filter-pressing dehydrator (12) is connected with the sludge cake dissolving tank (5), the second filter-pressing dehydrator (12) and the filtrate port are connected with the third reactor (13), a PH value adjusting solvent inlet (16) is arranged on the third reactor (13), the third reactor (13) is connected with the second centrifuge (14).

2. The phosphating waste residue recycling treatment equipment according to claim 1, which is characterized in that: an ammonia salt collecting box (17) is arranged at a liquid outlet of the second centrifugal machine (14), and a zinc salt collecting box (18) is arranged at a solid outlet of the second centrifugal machine (14).

3. The phosphating waste residue recycling treatment equipment according to claim 1, which is characterized in that: and heating devices and stirrers are arranged in the primary reactor (2), the mud cake dissolving tank (5) and the synthesis heating box (7), and the heating devices comprise electric heaters and steam heaters.

4. The phosphating waste residue recycling treatment equipment according to claim 1, which is characterized in that: and a PH value detector is arranged in the third reactor (13).

5. The phosphating waste residue recycling treatment equipment according to claim 3, which is characterized in that: and switch valves of the electric heater and the steam heater are arranged on the outer surfaces of the primary reactor (2), the mud cake dissolving tank (5) and the synthetic heating box (7).

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