CN105444566A - Furnace body of atmosphere protection three-pushed-slab kiln - Google Patents
Furnace body of atmosphere protection three-pushed-slab kiln Download PDFInfo
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- CN105444566A CN105444566A CN201510878608.9A CN201510878608A CN105444566A CN 105444566 A CN105444566 A CN 105444566A CN 201510878608 A CN201510878608 A CN 201510878608A CN 105444566 A CN105444566 A CN 105444566A
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- Prior art keywords
- heater
- kiln
- furnace shell
- atmosphere protection
- pushed bat
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/32—Casings
- F27B9/34—Arrangements of linings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/32—Casings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/36—Arrangements of heating devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
- F27B9/40—Arrangements of controlling or monitoring devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a furnace body of an atmosphere protection three-pushed-slab kiln. The furnace body comprises a furnace shell, a refractory material brick body and a heating device. The refractory material brick body comprises guide rails and guide blocks, wherein the guide rails and the guide blocks are used for carrying and pushing push plates and saggers. The guide rails and the guide blocks penetrate a kiln cavity and extend out of the kiln cavity. The three rows of pushed slabs located on the same transverse position are spaced through the guide blocks. The furnace body has the beneficial effects of being high in production efficiency, large in yield, even in sintering, stable in pushing, high in energy utilization rate, capable of saving energy, environment-friendly and the like.
Description
Technical field
The present invention is mainly concerned with agglomerating plant field, refers in particular to a kind of body of heater of atmosphere protection three pushed bat kiln.
Background technology
Along with the develop rapidly of new forms of energy industry, lithium battery industry becomes focus now, and lithium battery material is the key factor determining its performance.The demand of lithium battery material sharply increases, and is badly in need of efficient large-scale industrial production.Pushed bat kiln is continous way agglomerating plant conventional in a kind of lithium battery material preparation field.For obtaining good product quality, ensure material sintering evenly, performance meets regulation requirement, needs to regulate the atmosphere in pushed bat kiln kiln chamber and temperature, and product is sintered in uniform and stable atmosphere and temperature.
The structures shape of existing pushed bat kiln body of heater pushed bat kiln has the following disadvantages:
1, existing lithium battery material sintering pushed slab kiln is two push pedals or single pushed bat kiln, and push pedal and the saggar quantity of each propelling movement are few, and its production efficiency is low, output is little.
2, the push pedal of dou-ble-pusher kiln is placed side by side in progradation, and the fricative interference of the push pedal of existing dou-ble-pusher kiln in propelling movement process and dislocation cause very easily occurring arch bar for this reason, and the phenomenon of stifled kiln occurs.
3, existing atmosphere protecting pusher kiln process gas is directly connected into furnace chamber by an admission line; when furnace chamber width increases, complex structure, when material sintering amount is large; furnace gas and temperature respectively uneven instability cause material sintering uneven, and performance does not reach regulation requirement.
4, in existing atmosphere protecting pusher kiln, the high-temperature residual heat gas of cooling area is directly discharged, and because the requirement of sintering process often adopts forced cooling, causes the significant wastage of energy, can not accomplish recycling of energy.UTILIZATION OF VESIDUAL HEAT IN can reduce the temperature of working site, improves working environment.
5, existing pushed bat kiln shell structure generally adopts single hull, thus cannot accomplish recycling of cooling area high-temperature residual heat gas.
For solving the shortcoming that existing pushed bat kiln exists, practitioner is had to propose (Chinese patent application CN201110135416) a kind of equipment light, quick heating, consume energy the body of heater of little atmosphere protecting pusher kiln, this body of heater furnace wall ecto-entad comprises external seal metallic plate successively, light fiberboard, high-purity fiberboard, the top of body of heater and the left and right sides, space is equipped with between external seal metallic plate and light fiberboard, burner hearth inner top in body of heater and bottom are equipped with heating element heater, the upper control thermocouple be connected with heating element heater in burner hearth is provided with outside body of heater, lower control thermocouple, also be provided with the oxygen level sensor that communicates with burner hearth outside body of heater and detect galvanic couple.But the pushed bat kiln defect of said structure is: the large problem of pushed bat kiln energy consumption can only be solved by the material configuration improved on refractory material masonry, other existing defects that pushed bat kiln exists can not be solved.
Summary of the invention
The technical problem to be solved in the present invention is just: the technical problem existed for prior art, the invention provides that a kind of production efficiency high yield is large, sintering evenly, advance steadily, capacity usage ratio is high, the body of heater of atmosphere protection three pushed bat kiln of energy-conserving and environment-protective.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A body of heater for atmosphere protection three pushed bat kiln, comprises furnace shell, refractory material masonry and heater, and described refractory material masonry comprises for being placed and the guide rail of mobile push pedal and saggar and guide pad; Described guide rail and guide pad run through kiln chamber and extend to outside, kiln chamber, and the three row push pedals be on same lateral attitude separate each other by guide pad.
As a further improvement on the present invention: described furnace shell comprises interior furnace shell and outer furnace shell, the cavity formed between described interior furnace shell and outer furnace shell for storing high-temperature residual heat gas, to play insulation effect; Or in described cavity, pass into cooling medium, to accelerate cooling velocity.
As a further improvement on the present invention: the below of described furnace shell is provided with base, described furnace shell and base are frame-type steel construction.
As a further improvement on the present invention: the furnace roof of described refractory material masonry adopts flat-tope structure or vault construction.
As a further improvement on the present invention: described furnace roof also comprises snap close every beam, in order to prevent the impact of gas flowing on Temperature Distribution in furnace shell in furnace shell, the kiln chamber of whole pushed bat kiln is divided into heating zone, flat-temperature zone and cooling area.
As a further improvement on the present invention: described heater comprises heating element heater and thermocouple, described thermocouple comprises thermocouple and lower thermocouple, and described heating element heater is used for heating furnace shell inside; Top in described furnace shell and bottom are equipped with heating element heater, and described upper thermocouple and lower thermocouple detect furnace shell internal temperature near the heating element heater (10) of top and bottom respectively, and by temperature feedback to control system, to control kiln temperature.
As a further improvement on the present invention: be provided with detection galvanic couple at the opposite side of described body of heater, in order to detect the internal temperature of furnace shell in real time.
As a further improvement on the present invention: described heating element heater employing resistance wire, described resistance wire is wrapped on earthenware, and plug is in quartz ampoule.
As a further improvement on the present invention: be also provided with content of oxygen detecting device in the outside of body of heater, be used for the oxygen content detected in real time in furnace shell, prevent body of heater from leaking gas.
As a further improvement on the present invention: described body of heater also comprises air inlet, for connecting admission line, in kiln, provide process gas with the atmosphere protection providing material to sinter, and meet the requirement of different warm area institutes air demand, atmosphere pressure in kiln; Described admission line is divided into four branch roads respectively from furnace shell both sides and bottom air inlet respectively after entering body of heater.
As a further improvement on the present invention: described body of heater also comprises exhaust outlet, for connecting discharge duct, be used for discharging the discarded object and moisture that produce in material sintering process; Kiln top is provided with four furnace roof exhaust outlets, and four furnace roof exhaust outlets merge into two blast pipes.
As a further improvement on the present invention: described exhaust outlet and furnace roof exhaust outlet stagger certain distance on horizontal level.
As a further improvement on the present invention: described body of heater also comprises high-temperature residual heat gas inlet, for connecting high-temperature residual heat gas pipeline, the high-temperature residual heat gas introducing cooling area is used for being incubated.
As a further improvement on the present invention: the furnace shell of described body of heater also comprises heating box, for heated sealed element, prevent body of heater from leaking gas.
Compared with prior art, the invention has the advantages that:
1, the body of heater of atmosphere protection three pushed bat kiln of the present invention, adopts three push-plate types, and each push pedal of advancing and saggar quantity increase, can productivity gain, enhances productivity, saves space and material.Refractory material masonry on body of heater is provided with guide rail and guide pad, can ensure to increase at furnace chamber width, and when the quantity of push pedal and saggar increases, push pedal and saggar can be stablized and advance, and avoid arch bar, occur stifled kiln.
2, the body of heater of atmosphere protection three pushed bat kiln of the present invention, the content of oxygen detecting device that body of heater is provided with, can detect oxygen content in furnace chamber in real time, prevent body of heater from leaking gas, and ensures the process gas atmosphere of raw material sintering.
3, the body of heater of atmosphere protection three pushed bat kiln of the present invention, admission line is divided into four tunnels to enter furnace chamber after entering body of heater, makes three pushed bat kilns can ensure gas and homogeneous temperature distribution in kiln when width increases, material is sintered evenly.
4, the body of heater of atmosphere protection three pushed bat kiln of the present invention, heating element heater plug can prevent the discarded object that produces in material sintering process and moisture corrosion heating element heater and cause the short circuit of circuit in quartz ampoule.
5, the body of heater of atmosphere protection three pushed bat kiln of the present invention, furnace shell adopts inside and outside double-layer structure, and the high-temperature residual heat gas that the cavity of formation can be used for storing cooling area is used for being incubated; energy is recycled; improve utilization rate of electrical, energy-conserving and environment-protective, save insulation material.If body of heater is used for cooling area, can passing into cooling water or cold wind in cavity, accelerate cooling velocity.
Accompanying drawing explanation
Fig. 1 is structural principle schematic diagram of the present invention.
Marginal data:
1, saggar; 2, galvanic couple is detected; 3, push pedal; 4, guide rail; 5, guide pad; 6, air inlet; 7, waste heat gas inlet; 8, base; 9, quartz ampoule; 10, heating element heater; 11, earthenware; 12, lower thermocouple; 13, content of oxygen detecting device; 14, snap close is every beam; 15, heating box; 16, upper thermocouple; 17, furnace roof; 18, refractory material masonry; 19, exhaust outlet; 20, furnace shell; 21, furnace roof exhaust outlet; 22, outer furnace shell; 23, interior furnace shell.
Detailed description of the invention
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
As shown in Figure 1; the body of heater of a kind of atmosphere protection three pushed bat kiln of the present invention; this body of heater comprises furnace shell 20, base 8, refractory material masonry 18 and heater, and wherein refractory material masonry 18 comprises for placing and the guide rail 4 of mobile push pedal 3 and saggar 1 and guide pad 5.Guide rail 4 and guide pad 5 run through kiln chamber and extend to outside, kiln chamber, and the three row push pedals 3 be on same lateral attitude separate each other by guide pad 5.Due to the guide effect of guide pad 5, can avoid push pedal 3 and saggar 1 in moving process, occur arch bar phenomenon, blocking kiln body, thus ensure that whole transmission process is steady, improve production efficiency, improve the uniformity of material sintering.
In embody rule example, furnace shell 20 and base 8 are frame-type steel construction, have good geometric accuracy and mechanical strength, can guarantee the installation accuracy of transmission system.Furnace shell 20 comprises interior furnace shell 23 and outer furnace shell 22, and the cavity formed between interior furnace shell 23 and outer furnace shell 22, for storing high-temperature residual heat gas, plays insulation effect, can save insulation material, be conducive to recycling of energy, saves electric energy, reduces energy consumption.For the body of heater of cooling area, cooling water or cold water can be passed in the cavity of furnace shell 20, to accelerate cooling velocity.
In embody rule example, refractory material masonry 18 is respectively special refractory lining material, heat-barrier material, insulation material from the inside to surface, with meet body of heater anticorrosion, heat-resisting and insulation requirement.
In embody rule example, heater comprises heating element heater 10 and thermocouple, and thermocouple comprises thermocouple 16 and lower thermocouple 12, and heating element heater 10 is used for heating furnace shell 20 inside; For ensureing that kiln temperature is evenly distributed, top in furnace shell 20 and bottom are equipped with heating element heater 10, upper thermocouple 16 and lower thermocouple 12 are respectively near the heating element heater 10 of top and bottom, furnace chamber 10 internal temperature is detected, and by temperature feedback to control system, to control kiln temperature, guarantee sintering process requirement, there is good temperature-controlled precision.Further, be provided with at the opposite side of body of heater and detect galvanic couple 2, the internal temperature of furnace shell 20 can be detected in real time.
In embody rule example, heating element heater 10 can adopt resistance wire according to actual needs, this resistance wire is wrapped on earthenware 11, to ensure resistance wire horizontal positioned, homogeneous heating, resistance wire plug, in quartz ampoule 9, prevents the discarded object corrosion resistance silk that produces in sintering process and steam from causing the short circuit of resistance wire, burns electrical system.
In embody rule example, also be provided with content of oxygen detecting device 13 in the outside of body of heater further, can be used for detecting the oxygen content in furnace shell 20 in real time, prevent body of heater from leaking gas, ensure the process gas atmosphere of material sintering, prevent from entering air pollution agglomerated material in furnace shell 20.
In embody rule example, the furnace roof 17 of refractory material masonry 18 can adopt flat-tope structure or vault construction, to improve the stressed of furnace shell 20 and temperature conditions.
In embody rule example, furnace roof 17 also comprises snap close every beam 14, to prevent the impact of gas flowing on Temperature Distribution in furnace shell 20 in furnace shell 20, the kiln chamber of whole pushed bat kiln is divided into heating zone, flat-temperature zone and cooling area.
In embody rule example, body of heater also comprises air inlet 6, for connecting admission line, provides process gas with the atmosphere protection providing material to sinter in kiln, and meets the requirement of different warm area institutes air demand, atmosphere pressure in kiln; Because the transverse width of three pushed bat kilns is large, for ensureing that in kiln, process gas and uniformity of temperature profile are with stable, admission line is divided into four branch roads respectively from furnace chamber both sides and bottom air inlet respectively after entering body of heater.
In embody rule example, body of heater also comprises exhaust outlet 19, for connecting discharge duct, is used for discharging the discarded object and moisture that produce in material sintering process; For ensureing that kiln atmosphere and all even of temperature are stablized, kiln top is provided with four furnace roof exhaust outlets, 21, four furnace roof exhaust outlets 21 and merges into two blast pipes.As preferred embodiment, above-mentioned exhaust outlet 19 and furnace roof exhaust outlet 21 stagger certain distance on horizontal level, fall into furnace chamber internal contamination agglomerated material to prevent discarded object.
In embody rule example, body of heater also comprises high-temperature residual heat gas inlet 7, and for connecting high-temperature residual heat gas pipeline, the high-temperature residual heat gas introducing cooling area is used for being incubated.Be conducive to recycling of energy like this, save electric energy, reduce energy consumption.
In embody rule example, body of heater adopts flange to be connected with bolt, and flange connections scribbles the sealing of refractory seals mud, and the import and export of body of heater and junction all adopt resistant to elevated temperatures sealing gasket to seal;
In embody rule example, the furnace shell 20 of body of heater also comprises heating box 15, for heated sealed element, prevents body of heater from leaking gas, and ensures the process gas atmosphere of material sintering.
Below be only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, should be considered as protection scope of the present invention.
Claims (14)
1. the body of heater of atmosphere protection three pushed bat kiln, it is characterized in that, comprise furnace shell (20), refractory material masonry (18) and heater, described refractory material masonry (18) comprises for being placed and the guide rail (4) of mobile push pedal (3) and saggar (1) and guide pad (5); Described guide rail (4) and guide pad (5) run through kiln chamber and extend to outside, kiln chamber, and the three row push pedals (3) be on same lateral attitude separate each other by guide pad (5).
2. the body of heater of atmosphere protection three pushed bat kiln according to claim 1, it is characterized in that, described furnace shell (20) comprises interior furnace shell (23) and outer furnace shell (22), between described interior furnace shell (23) and outer furnace shell (22), the cavity of formation is for storing high-temperature residual heat gas, to play insulation effect; Or in described cavity, pass into cooling medium, to accelerate cooling velocity.
3. the body of heater of atmosphere protection three pushed bat kiln according to claim 1, is characterized in that, the below of described furnace shell (20) is provided with base (8), and described furnace shell (20) and base (8) are frame-type steel construction.
4. the body of heater of atmosphere protection three pushed bat kiln according to claim 1, is characterized in that, the furnace roof (17) of described refractory material masonry (18) adopts flat-tope structure or vault construction.
5. the body of heater of atmosphere protection three pushed bat kiln according to claim 4; it is characterized in that; described furnace roof (17) also comprises snap close every beam (14); in order to the impact preventing furnace shell (20) interior gas from flowing on furnace shell (20) interior Temperature Distribution, the kiln chamber of whole pushed bat kiln is divided into heating zone, flat-temperature zone and cooling area.
6. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one, it is characterized in that, described heater comprises heating element heater (10) and thermocouple, described thermocouple comprises thermocouple (16) and lower thermocouple (12), and described heating element heater (10) is used for heating furnace shell (20) inside; Top in described furnace shell (20) and bottom are equipped with heating element heater (10), described upper thermocouple (16) and lower thermocouple (12) are respectively near the heating element heater (10 of top and bottom,) furnace chamber (10) internal temperature is detected, and by temperature feedback to control system, to control kiln temperature.
7. the body of heater of atmosphere protection three pushed bat kiln according to claim 6, is characterized in that, is provided with detects galvanic couple (2), in order to detect the internal temperature of furnace shell (20) in real time at the opposite side of described body of heater.
8. the body of heater of atmosphere protection three pushed bat kiln according to claim 6, is characterized in that, described heating element heater (10) adopts resistance wire, and described resistance wire is wrapped on earthenware (11), and plug is in quartz ampoule (9).
9. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one, it is characterized in that, be also provided with content of oxygen detecting device (13) in the outside of body of heater, be used for detecting the oxygen content in furnace shell (20) in real time, prevent body of heater from leaking gas.
10. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one, it is characterized in that, described body of heater also comprises air inlet (6), for connecting admission line, in kiln, provide process gas with the atmosphere protection providing material to sinter, and meet the requirement of different warm area institutes air demand, atmosphere pressure in kiln; Described admission line is divided into four branch roads respectively from furnace chamber both sides and bottom air inlet respectively after entering body of heater.
11. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one, and it is characterized in that, described body of heater also comprises exhaust outlet (19), for connecting discharge duct, is used for discharging the discarded object and moisture that produce in material sintering process; Kiln top is provided with four furnace roof exhaust outlets (21), and four furnace roof exhaust outlets (21) merge into two blast pipes.
The body of heater of 12. atmosphere protection three pushed bat kilns according to claim 11, is characterized in that, described exhaust outlet (19) and furnace roof exhaust outlet (21) stagger certain distance on horizontal level.
13. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one; it is characterized in that; described body of heater also comprises high-temperature residual heat gas inlet (7), and for connecting high-temperature residual heat gas pipeline, the high-temperature residual heat gas introducing cooling area is used for being incubated.
14. according to the body of heater of atmosphere protection three pushed bat kiln in Claims 1 to 5 described in any one, and it is characterized in that, the furnace shell (20) of described body of heater also comprises heating box (15), for heated sealed element, prevents body of heater from leaking gas.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510878608.9A CN105444566A (en) | 2015-12-04 | 2015-12-04 | Furnace body of atmosphere protection three-pushed-slab kiln |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510878608.9A CN105444566A (en) | 2015-12-04 | 2015-12-04 | Furnace body of atmosphere protection three-pushed-slab kiln |
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| CN105444566A true CN105444566A (en) | 2016-03-30 |
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| CN201510878608.9A Pending CN105444566A (en) | 2015-12-04 | 2015-12-04 | Furnace body of atmosphere protection three-pushed-slab kiln |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144132A (en) * | 2017-06-15 | 2017-09-08 | 广东中鹏热能科技有限公司 | One kind collection gas circuit lithium electric material sintering batch-type furnace in pairs |
| CN108020082A (en) * | 2017-11-15 | 2018-05-11 | 中国电子科技集团公司第四十八研究所 | A kind of furnace structure of agglomerating plant |
| CN108680010A (en) * | 2018-04-28 | 2018-10-19 | 太仓森楚源机械设备有限公司 | A kind of production anode material for lithium-ion batteries pusher furnace |
| CN111121083A (en) * | 2019-12-27 | 2020-05-08 | 合肥恒力装备有限公司 | Method for manufacturing hearth of activated carbon material continuous carbonization push plate furnace |
| CN112539647A (en) * | 2020-11-02 | 2021-03-23 | 无锡中工热控科技有限公司 | Air inlet device and air inlet method of high-temperature push plate furnace |
| CN112539648A (en) * | 2020-11-02 | 2021-03-23 | 无锡中工热控科技有限公司 | Hearth air inlet device and method of atmosphere push plate furnace |
| CN113606933A (en) * | 2021-07-30 | 2021-11-05 | 湖南烁科热工智能装备有限公司 | Soft magnetic material double-push-plate sintering furnace |
| CN114396798A (en) * | 2021-12-14 | 2022-04-26 | 湖南烁科热工智能装备有限公司 | Lithium battery material sintering atmosphere furnace based on circulation cooling and circulation cooling method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107144132A (en) * | 2017-06-15 | 2017-09-08 | 广东中鹏热能科技有限公司 | One kind collection gas circuit lithium electric material sintering batch-type furnace in pairs |
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| CN108680010A (en) * | 2018-04-28 | 2018-10-19 | 太仓森楚源机械设备有限公司 | A kind of production anode material for lithium-ion batteries pusher furnace |
| CN111121083A (en) * | 2019-12-27 | 2020-05-08 | 合肥恒力装备有限公司 | Method for manufacturing hearth of activated carbon material continuous carbonization push plate furnace |
| CN112539647A (en) * | 2020-11-02 | 2021-03-23 | 无锡中工热控科技有限公司 | Air inlet device and air inlet method of high-temperature push plate furnace |
| CN112539648A (en) * | 2020-11-02 | 2021-03-23 | 无锡中工热控科技有限公司 | Hearth air inlet device and method of atmosphere push plate furnace |
| CN113606933A (en) * | 2021-07-30 | 2021-11-05 | 湖南烁科热工智能装备有限公司 | Soft magnetic material double-push-plate sintering furnace |
| CN114396798A (en) * | 2021-12-14 | 2022-04-26 | 湖南烁科热工智能装备有限公司 | Lithium battery material sintering atmosphere furnace based on circulation cooling and circulation cooling method thereof |
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