CN204027304U - A kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy - Google Patents
A kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy Download PDFInfo
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- CN204027304U CN204027304U CN201420483267.6U CN201420483267U CN204027304U CN 204027304 U CN204027304 U CN 204027304U CN 201420483267 U CN201420483267 U CN 201420483267U CN 204027304 U CN204027304 U CN 204027304U
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Abstract
Utilize one-step method dou-ble-pusher kiln to produce the cooling section device of VN alloy, comprise connect successively cooling one section, cooling two sections; Described cooling one section comprises the rectangular configuration body of heater be made up of external thermal insulation and inner thermal insulating layer, inner thermal insulating layer inner chamber is provided with flame retardant coating, flame retardant coating inner chamber two side is kiln parietal layer, and top is stove arched girder, is through to body of heater inner chamber and is provided with temperature thermocouple outside sidewall of the furnace body; Described cooling two sections comprises the rectangular configuration body of heater be made up of cooling layer, is provided with circulating water layer outside cooling layer, and inner chamber two side, cooling layer inner chamber two side is kiln parietal layer, and top is stove arched girder; Described cooling one section of firing chamber's cavity section height is 380mm, and wide is 700mm; Cooling two sections of firing chamber's cavity section height is 400mm, and wide is 700mm.Have the advantages that automation is high, sintered products steady quality, output are high, energy consumption is low and free from environmental pollution, and reduce people expect contact, VN alloy dispensing requirements can be met.
Description
Technical field
The utility model relates to a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy.
Background technology
Production process for vanadium nitride controls and coordinative composition of equipments, and metallargist both domestic and external has done a large amount of development work, but eventually because production difficulty is large, with high content of technology, makes this technology fail to be used widely in automation application.The producer that most domestic produces vanadium nitride generally uses nitrogen atmosphere protection list pushed bat kiln; and be still referred from the nitrogen atmosphere protection list pushed bat kiln of sintered magnetic material; its furnace kiln structure is simple; overall kiln cavity configuration is the same with cross section with single pushed bat kiln of production vanadium nitride sintered magnetic material; cause the best sintering time that can not meet VN alloy completely; product quality uniformity is bad, and energy consumption is generally higher, and cost remains high.
The current VN alloy production same industry traditional both at home and abroad adopts vacuum drying oven, coreless induction furnace, vertical heater mostly, single pushed bat kiln equal segments completes reduction, carbonization, nitrogenize, sintering and cooling stage.One, process yields is low, energy consumption is high; Its two, holding time is longer, causes and consumes the energy stage by stage, and energy resource consumption is high and yield poorly.
Utility model content
Its object of the utility model is just to provide a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy, has that automation is high, sintered products steady quality, output are high, energy consumption is low and free from environmental pollution
Feature, and reduce people expect contact, VN alloy dispensing requirements can be met.
Realize above-mentioned purpose and the technical scheme taked, comprise connect successively cooling one section, cooling two sections;
Described cooling one section comprises the rectangular configuration body of heater be made up of external thermal insulation and inner thermal insulating layer, inner thermal insulating layer inner chamber is provided with flame retardant coating, flame retardant coating inner chamber two side is kiln parietal layer, and top is stove arched girder, is through to body of heater inner chamber and is provided with temperature thermocouple outside sidewall of the furnace body;
Described cooling two sections comprises the rectangular configuration body of heater be made up of cooling layer, is provided with circulating water layer outside cooling layer, and inner chamber two side, cooling layer inner chamber two side is kiln parietal layer, and top is stove arched girder;
Be stove rail layer bottom described cooling one section, cooling secondary reformer intracoelomic cavity; The inner chamber of described rectangular configuration body of heater is firing chamber's cavity; Body of heater peripheral hardware body of heater shell, body of heater shell is located on body of heater bearing;
Described cooling one section of firing chamber's cavity section height is 380mm, and wide is 700mm; Cooling two sections of firing chamber's cavity section height is 400mm, and wide is 700mm.
Compared with prior art the utility model has the following advantages.
1) because this device is at cooling stage according to sintering VN alloy, devise two-step cooling section stove cross section to meet the needs of VN alloy cooling section, this cooling section can reach optimal spatial to meet the requirement in its cooling section space, reach and obtain best quality, maximum production output, lowest energy consumption, the longest stove service life in the time range of the best, really become the carbon cooling section stove of sintering VN alloy;
2) be 380mm owing to cooling one section of firing chamber cavity section height, wide is 700mm, cooling two sections of firing chamber's cavity section height is 400mm, wide is 700mm, and cooling two sections, rear end enters a large amount of nitrogen to cooling one section, utilizes large kiln cavity space to increase the contact area of nitrogen, the heat of VN alloy is utilized to contact fully with nitrogen, reach UTILIZATION OF VESIDUAL HEAT IN, and make full use of the effect of nitrogen heat exchange cooling, reduce power consumption;
3) adopt two-layer fiberboard heat-insulation layer owing to cooling one section of external thermal insulation, two-layer fiberboard insulation layer thickness is 70mm, and external thermal insulation is located at two sides of inner thermal insulating layer respectively, adopt this material high insulating effect at low temperatures, cheap, meet stove instructions for use, reduce stove cost;
4) adopt the two-layer mullite distributed successively from outside to inside to gather light Rotating fields owing to cooling one section of inner thermal insulating layer, insulation layer thickness is 150mm, and it is high that it has purity, high temperature resistant, pore is even, and thermal conductivity is low, the temperature unofficial biography of protection flame retardant coating, guarantee the feature of stove heat insulation effect;
5) adopt the corundum distributed successively from outside to inside to gather light layer owing to cooling one section of flame retardant coating, build hollow layers of balls, magnesium zirconia block layer and corundum brick Rotating fields, flame retardant coating thickness is 195mm, it has good chemical stability, all have stronger resistivity to acid or basic slag, metal and glass metal etc., the corrosion-resistant property of dense product is good;
6) corundum brick layer or electrode graphite block layer is adopted owing to cooling one section of kiln parietal layer, wherein, kiln wall layer thickness is 195mm, cool two sections of kiln parietal layers and adopt corundum brick layer, it has good chemical stability, and there is corrosion-resistant property, high temperature resistant, good heat conductivity, the feature such as melting purity is high, corrosion resistance is strong and the life-span is long;
7) because stove arched girder adopts corundum brick, be that the fire resistive material product of principal crystalline phase has very high cold crushing strength (can reach 340MPa) with corundum, with good chemical stability, stronger resistivity is all had to acid or basic slag, metal and glass metal etc., adopt corundum brick to do stove arched girder and meet stove rigidity and space increase, strengthen the nitrogen time of staying and time of contact, reach nitrogen heat exchange efficiency.
This device is produced in the device of VN alloy at the one-step method dou-ble-pusher kiln of reduction, carbonization, nitrogenize, sintering, cooling synchronous reaction, devise the furnace binding of cooling section, complete in vanadium-nitrogen alloy sintering and cooling products process for continuous one-step, this stage can be impelled to cool abundant, even, complete, good product consistency, density is high, and more conventional economize on electricity 75% that output is high, energy consumption is low (4500 DEG C/TVN), can realize suitability for industrialized production completely.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 cools a segment structure schematic diagram for this device;
Fig. 2 cools two segment structure schematic diagrames for this device.
In figure: 1, external thermal insulation; 2, inner thermal insulating layer; 3, flame retardant coating; 4, kiln parietal layer; 5, stove arched girder; 6, stove rail layer; 7, body of heater shell; 8, body of heater bearing; 9, firing chamber's cavity; 10, temperature thermocouple; 11, cooling layer; 12, circulating water layer.
Detailed description of the invention
As shown in Figure 1 and Figure 2, comprise connect successively cooling one section, cooling two sections;
Described cooling one section comprises the rectangular configuration body of heater be made up of external thermal insulation 1 and inner thermal insulating layer 2, inner thermal insulating layer 2 inner chamber is provided with flame retardant coating 3, flame retardant coating 3 inner chamber two side is kiln parietal layer 4, and top is stove arched girder 5, is through to body of heater inner chamber and is provided with temperature thermocouple 10 outside sidewall of the furnace body;
Described cooling two sections comprises the rectangular configuration body of heater be made up of cooling layer 11, is provided with circulating water layer 12 outside cooling layer 11, and inner chamber two side, cooling layer 11 inner chamber two side is kiln parietal layer 4, and top is stove arched girder 5;
Be stove rail layer 6 bottom described cooling one section, cooling secondary reformer intracoelomic cavity; The inner chamber of described rectangular configuration body of heater is firing chamber's cavity 9; Body of heater peripheral hardware body of heater shell 7, body of heater shell 7 is located on body of heater bearing 8;
Described cooling one section of firing chamber's cavity 9 section height is 380mm, and wide is 700mm; Cooling two sections of firing chamber's cavity 9 section height is 400mm, and wide is 700mm.
Described cooling one section of external thermal insulation 1 adopts two-layer fiberboard heat-insulation layer, and two-layer fiberboard insulation layer thickness is 70mm; External thermal insulation 1 is located at two sides of inner thermal insulating layer 2 respectively.
Described cooling one section of inner thermal insulating layer 2 adopts the two-layer mullite distributed successively from outside to inside to gather light Rotating fields, and insulation layer thickness is 150mm.
Described cooling one section of flame retardant coating 3 adopts the corundum distributed successively from outside to inside to gather light layer, builds hollow layers of balls, magnesium zirconia block layer and corundum brick Rotating fields, and flame retardant coating thickness is 195mm.
Described cooling one section of kiln parietal layer 4 adopts corundum brick layer, magnesium zirconia block layer or electrode graphite block layer, and wherein, kiln parietal layer 4 thickness is 195mm; Cool two sections of kiln parietal layers 4 and adopt corundum brick layer, magnesium zirconia block layer or aluminum-spinel layer.
Described stove arched girder 5 adopts corundum brick, magnesium zirconia block or aluminum-spinel.
Described stove rail layer 6 adopts corundum brick layer or electrode graphite layer.
Embodiment
This device comprises cooling one section connected successively, cooling two sections, and cool one section and comprise the rectangular configuration body of heater be made up of external thermal insulation and inner thermal insulating layer, inner thermal insulating layer inner chamber is provided with flame retardant coating; Cool two sections and comprise the rectangular configuration body of heater be made up of cooling layer, outside cooling layer, be provided with circulating water layer; Flame retardant coating and cooling layer inner chamber two side are kiln parietal layer, and top is stove arched girder; It is stove rail layer bottom secondary reformer intracoelomic cavity; Body of heater peripheral hardware body of heater shell and body of heater bearing; Cool one section of firing chamber cavity section height 380mm, wide 700mm; Cool two sections of firing chamber cavity section height 400mm, wide 700mm.
This device solves product vanadium-nitrogen alloy sintering and completes the structure problem carrying out cooling procedure, material is reduced to less than 150 DEG C processes from 1500 DEG C, cooling rear end moves forward into a large amount of nitrogen, design kiln chamber from small to large, kiln chamber, large kiln cavity space is utilized to increase the contact area of nitrogen, utilize the waste heat of VN alloy to contact fully with nitrogen, reach the effect of cooling, reduce power consumption.
Comprise cooling one section connected successively, cooling two sections;
Described cooling one section comprises the rectangular configuration body of heater be made up of external thermal insulation and inner thermal insulating layer, and inner thermal insulating layer inner chamber is provided with flame retardant coating, and flame retardant coating inner chamber two side is kiln parietal layer, and top is stove arched girder; Outside sidewall of the furnace body, be through to body of heater inner chamber have a temperature thermocouple;
Described cooling two sections comprises the rectangular configuration body of heater be made up of cooling layer, is provided with circulating water layer outside cooling layer, and inner chamber two side, cooling layer inner chamber two side is kiln parietal layer, and top is stove arched girder;
Be stove rail layer bottom described cooling one section, cooling secondary reformer intracoelomic cavity; The inner chamber of described rectangular configuration body of heater is firing chamber's cavity; Body of heater peripheral hardware body of heater shell, body of heater shell is located on body of heater bearing;
Described cooling one section of firing chamber's cavity section height is 380mm, and wide is 700mm; Cooling two sections of firing chamber's cavity section height is 400mm, and wide is 700mm.
Further, described cooling one section of external thermal insulation adopts two-layer fiberboard heat-insulation layer, and two-layer fiberboard insulation layer thickness is 70mm; External thermal insulation is located at two sides of inner thermal insulating layer respectively.
Further, described cooling one section of inner thermal insulating layer adopts the two-layer mullite distributed successively from outside to inside to gather light Rotating fields, and insulation layer thickness is 150mm.
Further, described cooling one section of flame retardant coating adopts the corundum distributed successively from outside to inside to gather light layer, builds hollow layers of balls, magnesium zirconia block layer and corundum brick Rotating fields, and flame retardant coating thickness is 195mm.
Further, described cooling one section of kiln parietal layer adopts corundum brick layer, magnesium zirconia block layer or electrode graphite block layer, and wherein, kiln wall layer thickness is 195mm; Cool two sections of kiln parietal layers and adopt corundum brick layer, magnesium zirconia block layer or aluminum-spinel layer.
Further, described stove arched girder adopts magnesium zirconia block.
Further, described stove rail layer adopts electrode graphite layer.
As shown in Figure 1 and Figure 2, cooling one section connected successively, cooling two sections is comprised.
As shown in Figure 1, cool one section and comprise the rectangular configuration body of heater be made up of external thermal insulation 1 and inner thermal insulating layer 2, inner thermal insulating layer 2 inner chamber is provided with flame retardant coating 3, and flame retardant coating 3 inner chamber two side is kiln parietal layer 4, and top is stove arched girder 5, and bottom is stove rail layer 6; Firing chamber's cavity 9 is formed by described kiln parietal layer 4, stove arched girder 5 and stove rail layer 6; Outside cooling primary reformer body sidewall, be through to body of heater inner chamber have a temperature thermocouple 10; Body of heater peripheral hardware body of heater shell 7, body of heater shell 7 is located on body of heater bearing 8; Cooling one section of firing chamber's cavity 9 section height is 380mm, and wide is 700mm.
As shown in Figure 2, cool two sections and comprise the rectangular configuration body of heater be made up of cooling layer 11, be provided with circulating water layer 12 outside cooling layer 11, inner chamber two side, cooling layer 9 inner chamber two side is kiln parietal layer 4, and top is stove arched girder 5, and bottom is stove rail layer 6; Firing chamber's cavity 9 is formed by described kiln parietal layer 4, stove arched girder 5 and stove rail layer 6; Body of heater peripheral hardware body of heater shell 7, body of heater shell 7 is located on body of heater bearing 8; Cooling two sections of firing chamber's cavity 9 section height is 400mm, and wide is 700mm.
During work, material is progressively reduced to the process of less than 150 DEG C from 1500 DEG C, therefore design kiln chamber from small to large, kiln chamber, one be cooling two sections, one section enter a large amount of nitrogen, utilize large kiln cavity space to increase the contact area of nitrogen, utilize the waste heat heat of VN alloy to contact fully with nitrogen, reach thermal source and utilize and the effect of lowering the temperature, reduce power consumption, finally cooling three sections is carried out water-cooled and is reached outlet temperature lower than 150 degree.
Claims (7)
1. utilize one-step method dou-ble-pusher kiln to produce the cooling section device of VN alloy, it is characterized in that, comprise connect successively cooling one section, cooling two sections;
Described cooling one section comprises the rectangular configuration body of heater be made up of external thermal insulation (1) and inner thermal insulating layer (2), inner thermal insulating layer (2) inner chamber is provided with flame retardant coating (3), flame retardant coating (3) inner chamber two side is kiln parietal layer (4), top is stove arched girder (5), is through to body of heater inner chamber and is provided with temperature thermocouple (10) outside sidewall of the furnace body;
Described cooling two sections comprises the rectangular configuration body of heater be made up of cooling layer (11), and cooling layer (11) outside is provided with circulating water layer (12), and inner chamber two side, cooling layer (11) inner chamber two side is kiln parietal layer (4), and top is stove arched girder (5);
Be stove rail layer (6) bottom described cooling one section, cooling secondary reformer intracoelomic cavity; The inner chamber of described rectangular configuration body of heater is firing chamber's cavity (9); Body of heater peripheral hardware body of heater shell (7), body of heater shell (7) is located on body of heater bearing (8);
Described cooling one section of firing chamber's cavity (9) section height is 380mm, and wide is 700mm; Cooling two sections of firing chamber's cavity (9) section height is 400mm, and wide is 700mm.
2. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, described cooling one section of external thermal insulation (1) adopts two-layer fiberboard heat-insulation layer, and two-layer fiberboard insulation layer thickness is 70mm; External thermal insulation (1) is located at two sides of inner thermal insulating layer (2) respectively.
3. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, described cooling one section of inner thermal insulating layer (2) adopts the two-layer mullite distributed successively from outside to inside to gather light Rotating fields, and insulation layer thickness is 150mm.
4. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, the corundum that described cooling one section of flame retardant coating (3) employing distributes from outside to inside successively gathers light layer, builds hollow layers of balls, magnesium zirconia block layer and corundum brick Rotating fields, and flame retardant coating thickness is 195mm.
5. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, described cooling one section of kiln parietal layer (4) adopts corundum brick layer, magnesium zirconia block layer or electrode graphite block layer, and wherein, kiln parietal layer (4) thickness is 195mm; Cool two sections of kiln parietal layers (4) and adopt corundum brick layer, magnesium zirconia block layer or aluminum-spinel layer.
6. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, described stove arched girder (5) adopts corundum brick, magnesium zirconia block or aluminum-spinel.
7. a kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy according to claim 1, it is characterized in that, described stove rail layer (6) adopts corundum brick layer or electrode graphite layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483267.6U CN204027304U (en) | 2014-08-26 | 2014-08-26 | A kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420483267.6U CN204027304U (en) | 2014-08-26 | 2014-08-26 | A kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy |
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| CN204027304U true CN204027304U (en) | 2014-12-17 |
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| CN201420483267.6U Expired - Fee Related CN204027304U (en) | 2014-08-26 | 2014-08-26 | A kind of cooling section device utilizing one-step method dou-ble-pusher kiln to produce VN alloy |
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Legal Events
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| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: 332000 Jiangxi province Jiujiang Binjiang Xunyang Road No. 186-18 Patentee after: JIUJIANG FANYU NEW MATERIAL CO.,LTD. Address before: 332000 East Binjiang Road, Jiangxi, Jiujiang, China 186-18 Patentee before: JIUJIANG FANYU NEW MATERIALS Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20210826 |
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| CF01 | Termination of patent right due to non-payment of annual fee |