CN203546127U - Continuous recycled zinc recycling push plate kiln - Google Patents
Continuous recycled zinc recycling push plate kiln Download PDFInfo
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- CN203546127U CN203546127U CN201320672717.1U CN201320672717U CN203546127U CN 203546127 U CN203546127 U CN 203546127U CN 201320672717 U CN201320672717 U CN 201320672717U CN 203546127 U CN203546127 U CN 203546127U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model relates to a continuous recycled zinc recycling push plate kiln which comprises a rack, a push plate kiln main body, a slideway, a condensation device and an ingot casting system, wherein the push plate kiln main body comprises a front furnace door, a rear furnace door as well as a preheating section, a heating zone, a distillation zone, a quench zone and a slow quench zone which are sequentially connected between the front furnace door and the rear furnace door; the push plate kiln main body further comprises a hot air system, wherein a zinc vapor guide tube is arranged on the distillation zone and is connected with the condensation device; a distillation tank with a zinc-containing material is arranged on the slidway; the distillation tank is pushed into the push plate kiln main body by virtue of a push system arranged on a rack at the front furnace door end, is sequentially heated by virtue of the preheating zone, the heating zone and the distillation zone so as to rise the temperature and lead out zinc vapor, is further cooled by virtue of the quench zone and the slow quench zone and is subsequently fed to a return plate line outside the rear furnace door; the return plate line is connected with the starting end and the tail end of the slideway so as to form a circulation conveying line of the distillation tank. The continuous recycled zinc recycling push plate kiln is in a continuous distillation mode, and at the same time achieves continuous automatic working, and is high in recycling efficiency and low in fume discharge.
Description
Technical field
The utility model relates to pyrometallurgical smelting equipment, refers in particular to a kind of regenerated zinc that extracts metallic zinc from the zinc resources such as zinc waste residue, metallurgical dust mud, blast furnace dust and reclaims continuously pushed bat kiln.
Background technology
Along with industrial fast development, the demand of steel is increased severely.The a large amount of zinc smokes that produce in smelting iron and steel, metallurgical dust mud, pile up or backfill as waste; In steel construction hot dip galvanizing process process, also produced a lot of hot galvanizing residues.These wastes and waste material are to take zinc as main element, contain the valuable metals such as iron, lead, aluminium, indium, silver, tin, antimony or germanium, for example: when (1) steel construction carries out pot galvanize, hot galvanizing residue by output containing elements such as zinc-iron aluminium, the main component of this slag is zinc, accounts for 80%～90% of total amount, is secondly iron, account for 5%～8%, and the impurity such as a small amount of lead, copper, aluminium.(2) in brass use procedure, the useless assorted material of output, containing zinc 30%～45%, surplus is metallic copper.(3), in fire refining of crude lead process, add metallic zinc and extract with in separated gold and silver process, a kind of zinc alloy-silver-zinc crust of output, it contains zinc 15%～20%, bismuth or plumbous 65%～80%, silver-colored 1%～6%.(4) the useless assorted Zinc-tin alloy of output in waste and old electric product removal process, containing zinc 45%～85%, surplus is tin.From above-mentioned waste and waste material, reclaim zinc and other valuable metal both can be expanded the raw material sources of zinc, can reduce environmental pollution again, realize recycle.At present, from these wastes and waste material resource, the method for Separation and Recovery zinc has two kinds of pyrometallurgy of zinc and zinc hydrometallurgies, Zinc hydrometallurgy process long flow path, and power consumption is large.In pyrometallurgy of zinc, the productivity of zinc vertical retorting and metal recovery rate are high, but briquetting process is complicated, and investment is large; In pyrometallurgy of zinc, the horizontal retort zinc metallurgy rate of recovery is low, energy consumption is high, environmental pollution is serious, is now substantially eliminated.
Summary of the invention
The purpose of this utility model is for the shortcoming existing in background technology and problem improvement and bring new ideas in addition, high, the continuous automatic job of a kind of production efficiency is provided, takes continuous still battery condensation process to reclaim continuously pushed bat kiln from the regenerated zinc containing Separation and Recovery zinc zinc waste and waste material.
The technical solution of the utility model is a kind of continuous recovery pushed bat kiln for separating of reclaiming zinc in material containing zinc of structure, comprise frame, be arranged on the pushed bat kiln main body in frame, through the slideway of pushed bat kiln main body, with the condensing works and the ingot casting system that are connected in pushed bat kiln main body, wherein:
Pushed bat kiln main body comprises forward and backward fire door, is connected to preheating section, heating zone, distilling period, quench zone and slow cooling section between forward and backward fire door in turn; Pushed bat kiln main body also comprises hot-air system, hot-air system connects and carries high-temperature flue gas in heating zone and distilling period to preheating section, hot-air system connects simultaneously and carries cooling hot blast in quench zone and slow cooling section to preheating section, wherein on distilling period, is provided with zinc fume thrust-augmenting nozzle and connects condensing works;
On described slideway, be provided with the retort that loads material containing zinc, retort pushes in pushed bat kiln main body by the propulsion system being arranged on front fire door terminal frame, and pass through successively preheating section, heating zone and distilling period heat temperature raising and derive zinc fume, after quench zone and slow cooling section cooling down, deliver to again returning on printed line outside fire door after being located at, return printed line and connect the beginning of slideway, the circulation transfer limes that end forms retort.
Advantage of the present utility model and beneficial effect:
The utility model adopts the mode of continuous still battery to the recovery of zinc, the zinc fume in retort is imported in condensing works, carries out continuous casting after being condensed into zinc liquid.Therefore the utility model has been realized continuous and automatic operation, has easy to operately, and labour intensity is low, and organic efficiency is high, and fume emission reduces greatly, good in economic efficiency, and the investment features such as gain quick return, can realize the high efficiente callback of the non-ferrous metals such as secondary lead, zinc.
Accompanying drawing explanation
Fig. 1 is the utility model front view.
Fig. 2 is Fig. 1 left view.
Fig. 3 is the utility model retort structural representation.
Embodiment
From Fig. 1 to 3, the utility model, for separating of the zinc reclaiming in material containing zinc, comprises frame 1, be arranged on the pushed bat kiln main body in frame 1, through the slideway 13 of pushed bat kiln main body, and be connected in condensing works 12 and the ingot casting system 11 in pushed bat kiln main body, wherein:
Pushed bat kiln main body comprises forward and backward fire door 4, is connected to preheating section 5, heating zone 6, distilling period 7, quench zone 9 and slow cooling section 10 between forward and backward fire door 4 in turn; Pushed bat kiln main body also comprises hot-air system 8, hot-air system 8 connects and carries high-temperature flue gas in heating zone 6 and distilling period 7 to preheating section 5, hot-air system 8 connects simultaneously and carries cooling hot blast in quench zone 9 and slow cooling section 10 to preheating section 5, wherein on distilling period 7, is provided with zinc fume thrust-augmenting nozzle and connects condensing works 12;
On described slideway 13, be provided with the retort 3 that loads material containing zinc, retort 3 pushes in pushed bat kiln main body by the propulsion system 2 being arranged on front fire door terminal frame 1, and pass through successively preheating section 5, heating zone 6 and distilling period 7 heat temperature raisings and derive zinc fume, after quench zone 9 and slow cooling section 10 cooling downs, deliver to again returning on printed line 16 outside fire door after being located at, return printed line 16 and connect the beginning of slideway 13, the circulation transfer limes that end forms retort 3.
On the circulation transfer limes of slideway 13 and time printed line 16 compositions, retort 3 comprises tank body 31 at least two of retort settings described in the utility model, tank body 31 one end sealings, and the other end is provided with cover plate 32, and tank body 31 tops have steam thrust-augmenting nozzle 33.Described cover plate and tank body are the box-like sealed structure of rotating bezel, between cover plate 32 and tank body 31, are provided with ceramic fiber sealing-ring 34.Described preheating section 5, heating zone 6 and distilling period 7 form by outer steel structure, been provided with internal refractories structure, each section of top is all provided with separately temp measuring system 14, each section of both sides are all provided with separately firing system 15, wherein preheating section 5 bottoms are provided with hot blast introducing port connection hot-air system 8, and the top of heating zone 6 and distilling period 7 is provided with smoke discharge tube road and is connected hot-air system 8.Described firing system 15 is premixed many nozzle structures burner, and firing system 15 is provided with manually and automated power and temperature control equipment.Described distilling period 7 tops arrange zinc fume thrust-augmenting nozzle, and zinc fume thrust-augmenting nozzle one end correspondence slides into the steam thrust-augmenting nozzle 33 of the retort 3 in distilling period 7, and the other end connects condensing works 12; Material containing zinc heat temperature raising in retort 3 zinc fume producing are overflowed and are entered zinc fume thrust-augmenting nozzle by steam thrust-augmenting nozzle 33, then are reclaimed and be condensed into zinc liquid by condensing works 12, and are cast as zinc ingot metal by ingot casting system 11.Described quench zone 9 and slow cooling section 10 form by outer steel structure, inner stainless steel cooling water jacket structure, two sections of tops are all provided with separately temp measuring system 14 and cooling water outlet, two sections of both sides are all provided with separately cooling water inlet, and the top of quench zone 9 and slow cooling section 10 is also provided with cooling hot blast discharge line and is connected hot-air system 8.Described hot-air system 8 is comprised of outer steel structure, been provided with internal refractories structure, is provided with high temperature circulation blower fan and the automatic valve of controlling hot air circulation on the transfer line of hot-air system 8.The described printed line 16 that returns is connected to the material inlet of pushed bat kiln main body and exports circulation transportation retort 3, returns printed line 16 and is provided with charging and dumping device.
The utility model structure and principle of work:
The utility model comprises the propulsion system 2 being arranged in frame 1, by high thrust hydraulic ram, the retort on slideway 13 3 is continuously pushed into preheating section 5, heating zone 6, distilling period 7, quench zone 9, slow cooling section 10 and returns printed line 16 from material inlet; And by 15 pairs of retorts 3 of firing system, carry out heat temperature raising at preheating section 5, heating zone 6, distilling period 7 simultaneously; The high-temperature flue gas that discharge heating zone 6, distilling period 7, quench zone 9 and slow cooling section 10 and cooling hot blast are transported to 5 pairs of retorts of preheating section 3 by hot-air system 8 and carry out preheating; Zinc fume in retort 3 is cast as zinc ingot metal in ingot casting system 11 be condensed into zinc liquid in condensing works 12 after; Cooled retort 3 is returning the enterprising luggage material of printed line 16 and discharging, and reality is produced continuously.
The utility model fire door 4 is two; Dock with fire door 4 preheating section 5 one end, and dock with preheating section 5 heating zone 6 one end, and dock with quench zone 9 distilling period 7 one end, and dock with slow cooling section 10 quench zone 9 one end, and dock with another part fire door 4 10 one end, slow cooling section.Slideway 13 adopts high alumina refractory to make, and retort 3 slides on slideway 13.Retort 3 adopts carbofrax material to make, and tank body is round shape, one end sealing, and the other end is provided with rotation embedded structure and screws compression with the cover plate on tank body, is provided with ceramic fiber sealing-ring between tank body and cover plate; At the middle part of tank body, offer steam thrust-augmenting nozzle.Preheating section 5 consists of outside steel construction and inner refractory materials, at the top of preheating section 5, be provided with temp measuring system 14, in the both sides of preheating section 5, be provided with firing system 15, in the bottom of preheating section 5, be provided with hot blast introducing port, the cooling hot blast that discharge the high-temperature flue gas that heating zone 6, distilling period 7 are discharged and quench zone 9, slow cooling section 10 carrys out preheating retort 3; Firing system 15 is heated to 600 ℃ by the retort after preheating 3.Heating zone 6 consists of outside steel construction and inner refractory materials, is provided with temp measuring system 14 and smoke discharge tube road at the top of heating zone 6, in the both sides of heating zone 6, is provided with firing system 15, and firing system 15 is heated to 900 ℃ by retort 3 from 600 ℃.Distilling period 7 consists of outside steel construction and inner refractory materials, at the top of distilling period 7, be provided with temp measuring system 14, smoke discharge tube road and zinc fume thrust-augmenting nozzle, in the both sides of distilling period 7, be provided with firing system 15, firing system 15 is heated to 1150 ℃ by retort 3 from 900 ℃.Quench zone 9 consists of outside steel construction and inner stainless steel watercooling jacket, at the top of quench zone 9, be provided with temp measuring system 14, cooling hot blast discharge line and cooling water outlet, both sides at quench zone 9 are provided with cooling water inlet, and watercooling jacket is cooled to 400 ℃～500 ℃ by retort 3 from 1150 ℃.Slow cooling section 10 consists of outside steel construction and inner stainless steel watercooling jacket, in slow cooling section, 10 top is provided with temp measuring system 14, cooling hot blast discharge line and cooling water outlet, in slow cooling section, 10 both sides are provided with cooling water inlet, and watercooling jacket is cooled to 150 ℃ by retort 3 from 400 ℃～500 ℃.The utility model hot-air system 8 consists of outside steel construction and inner refractory materials, is provided with high temperature circulation blower fan and automatic valve on hot-blast pipe line, controls the circulation of hot blast by the keying of automatic valve.Condensing works 12 consists of outside steel construction and inner refractory materials, the zinc fume of discharging from distilling period 7 imports in condensing works by thrust-augmenting nozzle and is cooled to zinc liquid, by being located at the dewatering outlet of condensing works 12 bottoms, zinc liquid is transported to ingot casting system 11, realizes continuous casting.Firing system 15 adopts the mode of premix by many burner combustions, adopts manual and automatic mode to carry out combustion power and temperature adjusting.Return printed line 16 material inlet of this pushed bat kiln and material outlet are plugged into, realize recycling of retort 3, and be provided with charging and dumping device on time printed line 16, produce continuously.
Embodiment described in the utility model is only the description that preferred implementation of the present utility model is carried out; not the utility model design and scope are limited; do not departing under the prerequisite of the utility model design philosophy; various modification and improvement that in this area, engineering technical personnel make the technical solution of the utility model; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection, is all documented in claims.
Claims (9)
1. a regenerated zinc reclaims pushed bat kiln continuously, for separating of the zinc reclaiming in material containing zinc, it is characterized in that comprising frame (1), be arranged on the pushed bat kiln main body in frame (1), slideway (13) through pushed bat kiln main body, with the condensing works (12) and the ingot casting system (11) that are connected in pushed bat kiln main body, wherein:
Pushed bat kiln main body comprises forward and backward fire door (4), is connected to preheating section (5) between forward and backward fire door (4), heating zone (6), distilling period (7), quench zone (9) and slow cooling section (10) in turn; Pushed bat kiln main body also comprises hot-air system (8), hot-air system (8) connects and carries the interior high-temperature flue gas of heating zone (6) and distilling period (7) to preheating section (5), hot-air system (8) connects simultaneously and carries the interior cooling hot blast in quench zone (9) and slow cooling section (10) to preheating section (5), wherein on distilling period (7), is provided with zinc fume thrust-augmenting nozzle and connects condensing works (12);
On described slideway (13), be provided with the retort (3) that loads material containing zinc, retort (3) pushes in pushed bat kiln main body by the propulsion system (2) being arranged on front fire door terminal frame (1), and pass through successively preheating section (5), heating zone (6) and distilling period (7) heat temperature raising and derive zinc fume, after quench zone (9) and slow cooling section (10) cooling down, deliver to again time printed line (16) of being located at outside rear fire door upper, return printed line (16) and connect the beginning of slideway (13), the circulation transfer limes that end forms retort (3).
2. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described retort (3) arranges at least two in slideway (13) and returns on the circulation transfer limes of printed line (16) composition, retort (3) comprises tank body (31), the sealing of tank body (31) one end, the other end is provided with cover plate (32), and tank body (31) top has steam thrust-augmenting nozzle (33).
3. regenerated zinc according to claim 2 reclaims pushed bat kiln continuously, it is characterized in that described cover plate (32) and tank body (31) are the box-like sealed structure of rotating bezel, between cover plate (32) and tank body (31), is provided with ceramic fiber sealing-ring (34).
4. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described preheating section (5), heating zone (6) and distilling period (7) form by outer steel structure, been provided with internal refractories structure, each section of top is all provided with separately temp measuring system (14), each section of both sides are all provided with separately firing system (15), wherein preheating section (5) bottom is provided with hot blast introducing port connection hot-air system (8), and the top of heating zone (6) and distilling period (7) is provided with smoke discharge tube road and is connected hot-air system (8).
5. regenerated zinc according to claim 4 reclaims pushed bat kiln continuously, it is characterized in that described firing system (15) is for premixed many nozzle structures burner, and firing system (15) is provided with manually and automated power and temperature control equipment.
6. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described distilling period (7) top arranges zinc fume thrust-augmenting nozzle, zinc fume thrust-augmenting nozzle one end correspondence slides into the steam thrust-augmenting nozzle (33) of the retort (3) in distilling period (7), and the other end connects condensing works (12); Material containing zinc heat temperature raising in retort (3) the zinc fume producing are overflowed and are entered zinc fume thrust-augmenting nozzle by steam thrust-augmenting nozzle (33), then are reclaimed and be condensed into zinc liquid by condensing works (12), and are cast as zinc ingot metal by ingot casting system (11).
7. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described quench zone (9) and slow cooling section (10) form by outer steel structure, inner stainless steel cooling water jacket structure, two sections of tops are all provided with separately temp measuring system (14) and cooling water outlet, two sections of both sides are all provided with separately cooling water inlet, and the top of quench zone (9) and slow cooling section (10) is also provided with cooling hot blast discharge line and is connected hot-air system (8).
8. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described hot-air system (8) is comprised of outer steel structure, been provided with internal refractories structure, is provided with high temperature circulation blower fan and the automatic valve of controlling hot air circulation on the transfer line of hot-air system (8).
9. regenerated zinc according to claim 1 reclaims pushed bat kiln continuously, it is characterized in that described material inlet and the outlet circulation transportation retort (3) that printed line (16) is connected to pushed bat kiln main body that return, and returns printed line (16) and is provided with charging and dumping device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672717.1U CN203546127U (en) | 2013-10-30 | 2013-10-30 | Continuous recycled zinc recycling push plate kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320672717.1U CN203546127U (en) | 2013-10-30 | 2013-10-30 | Continuous recycled zinc recycling push plate kiln |
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| Publication Number | Publication Date |
|---|---|
| CN203546127U true CN203546127U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320672717.1U Expired - Fee Related CN203546127U (en) | 2013-10-30 | 2013-10-30 | Continuous recycled zinc recycling push plate kiln |
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| Country | Link |
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| CN (1) | CN203546127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526045A (en) * | 2013-10-30 | 2014-01-22 | 岳阳钟鼎热工电磁科技有限公司 | Continuous-recovery pusher kiln for regenerated zinc |
-
2013
- 2013-10-30 CN CN201320672717.1U patent/CN203546127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103526045A (en) * | 2013-10-30 | 2014-01-22 | 岳阳钟鼎热工电磁科技有限公司 | Continuous-recovery pusher kiln for regenerated zinc |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |