CN204648984U - High-temperature molding calcium carbide heat-exchange device - Google Patents
High-temperature molding calcium carbide heat-exchange device Download PDFInfo
- Publication number
- CN204648984U CN204648984U CN201520086354.2U CN201520086354U CN204648984U CN 204648984 U CN204648984 U CN 204648984U CN 201520086354 U CN201520086354 U CN 201520086354U CN 204648984 U CN204648984 U CN 204648984U
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- heat
- calcium carbide
- exchange device
- room
- cooling chamber
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model discloses a kind of high-temperature molding calcium carbide heat-exchange device, it includes opens top cover, heat-exchange device, calcium carbide discharge system, automatic relief valve, recyclegas outlet, purification dust removal system, waste heat boiler and recyclegas entrance etc. automatically; Advantage is: structure is simple, effectively can realize the recycling of high temperature acetylene stones sensible heat.
Description
Technical field
The utility model relates to a kind of high-temperature molding calcium carbide heat-exchange device, belongs to thermoelectricity and calcium carbide technical field.
Background technology
In calcium carbide production process, when in furnace of calcium carbide, calcium carbide main component calcium carbide content reaches production target, high temperature carbide liquid (1700-2100 DEG C) will flow in cast steel calcium carbide pot through converter nose.Then by railcar, the calcium carbide pot filling high temperature carbide liquid is delivered to cooling factory building, gravity-flow ventilation cools.When the calcium carbide in calcium carbide pot is frozen into calcium carbide ingot (500-600 DEG C), hang out with the solid-state calcium carbide ingot of the large suspension hook of overhead traveling crane by about 1 ton of weight again, pile up and specify deposit position at cooling factory building, continue gravity-flow ventilation, until calcium carbide ingot is chilled to less than 100 DEG C, cooled calcium carbide ingot could be delivered to user and use.
Calcium carbide gravity-flow ventilation cooling procedure, not only needs to take large area cooling place, and cool time long (about 12 hours), indirectly causes the production cycle to extend.High temperature carbide liquid is from tapping temperature (1700-2100 DEG C), the calcium carbide ingot of less than 100 DEG C is cooled to through tens hours, the calcium carbide heat of transformation and sensible heat are switched in environment, not only waste a large amount of calcium carbide heat energy, and large area cooling place will be taken, the production cycle is lengthened, pollutes production environment, thus causing production cost to improve, economic loss is larger.
Summary of the invention
For in existing calcium carbide production process, high temperature acetylene stones sensible heat runs off to environment, does not carry out the problem reclaimed, and the purpose of this utility model is to provide a kind of a kind of high-temperature molding calcium carbide heat-exchange device that effectively can realize high temperature calcium carbide Exposure degree and utilize.
To achieve these goals, the utility model by the following technical solutions: a kind of high-temperature molding calcium carbide heat-exchange device includes opens top cover, heat-exchange device, calcium carbide discharge system, automatic relief valve, recyclegas outlet, purification dust removal system, waste heat boiler and recyclegas entrance automatically; Be provided with on the loading port top of described heat-exchange device and automatically open top cover, described automatic relief valve is placed in the bottom, room that prestores of described heat-exchange device; Described inert gas replenishment valve is connected by the cooling chamber of pipeline with described heat-exchange device, described heat-exchange device lower end is provided with described calcium carbide and discharges system, the top of described cooling chamber is provided with recyclegas outlet and is connected with described purification dust removal system by pipeline, described purification dust removal system is connected with described waste heat boiler, the gas outlet, lower end of described waste heat boiler is connected with described recyclegas entrance, and described recyclegas entrance is placed in described cooling chamber lower end.
A kind of high-temperature molding calcium carbide heat-exchange device, described calcium carbide is discharged system and is included vibra feeder, rotary seal valve, splicing belt feeder, calcium carbide powder collection storehouse, wherein vibra feeder is connected with described rotary seal valve, described rotary seal valve is connected with splicing belt feeder, and described splicing belt feeder is connected with calcium carbide powder collection storehouse.
A kind of high-temperature molding calcium carbide heat-exchange device, described heat-exchange device include described loading port, sealing device, described in prestore room, described cooling chamber, below the room that prestores described in wherein said cooling chamber is placed in; And be connected with the described room of prestoring, be provided with described sealing device at the described upper port place, room that prestores, be provided with loading port on described sealing device top, be provided with described automatic unlatching top cover on described loading port top, prestore described in described automatic relief valve is placed in bottom, room.
The utility model has the advantage of: structure is simple, effectively can realize the recycling of high temperature acetylene stones sensible heat.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Automatic unlatching top cover 1, loading port 2, sealing device 3, prestore room 4, cooling chamber 5, inert gas replenishment valve 6, vibra feeder 7, rotary seal valve 8, splicing belt feeder 9, calcium carbide powder collection storehouse 10, automatic relief valve 11, recyclegas outlet 12, purification dust removal system 13, waste heat boiler 14, recyclegas entrance 15, calcium carbide discharges system 16, heat-exchange device 17.
Detailed description of the invention:
As shown in Figure 1, a kind of high-temperature molding calcium carbide heat-exchange device includes and automatically opens top cover 1, heat-exchange device 17, calcium carbide discharge system 16, automatic relief valve 16, recyclegas outlet 12, purification dust removal system 13, waste heat boiler 14 and recyclegas entrance 15; Be provided with on loading port 2 top of heat-exchange device and automatically open top cover 1, bottom connects sealing device 3; Automatic relief valve 11 is placed in the bottom, room 4 that prestores of heat-exchange device; Inert gas replenishment valve 6 is connected with the cooling chamber 5 of heat-exchange device by pipeline, heat-exchange device lower end is provided with calcium carbide and discharges system 16, the top of cooling chamber 5 is provided with recyclegas outlet 12 and is connected with purification dust removal system 13 by pipeline, purification dust removal system 13 is connected with waste heat boiler 14, the gas outlet, lower end of waste heat boiler 14 is connected with recyclegas entrance 15, and recyclegas entrance 15 is placed in cooling chamber 5 lower end.
Calcium carbide is discharged system and is (16) included vibra feeder 7, rotary seal valve 8, splicing belt feeder 9, calcium carbide powder collection storehouse 10, wherein vibra feeder 7 is connected with rotary seal valve 8, rotary seal valve 8 is connected with splicing belt feeder 9, and splicing belt feeder 9 is connected with calcium carbide powder collection storehouse 10.
Heat-exchange device includes described loading port 2, sealing device 3, the room 4 that prestores, cooling chamber 5, and wherein cooling chamber 5 is placed in below the room 4 that prestores, and is connected with the room 4 that prestores; Prestoring, upper port place, room 4 is provided with sealing device 3, is provided with loading port 2 on sealing device 3 top, and be provided with on loading port 2 top and automatically open top cover 1, automatic relief valve 11 is placed in the bottom, room 4 that prestores.
The high-temperature solid dome-type calcium carbide particle meeting user's size be made up of high temperature carbide liquid granulating and forming equipment is by loading system, enter loading port 2, sealing device 3 successively, prestore room 4, then cooling chamber 5 is fallen into, by vibra feeder 7 and rotary seal valve 8, cooled dome-type calcium carbide particle is delivered on splicing belt feeder 9 again, finally deliver to calcium carbide powder collection storehouse 10, for user by splicing belt feeder 9.
The inert gas (N2 or Ar) of heat-exchange device 17 is sent into by inert gas replenishment valve 6, carry out fully directly contact heat exchange with high-temperature solid dome-type thermoelectricity stone granulate in cooling chamber 5 after, inert gas becomes high temperature inert gas, and export 12 importing purification dust removal systems 13 by recyclegas, finally enter waste heat boiler 14.Carry out abundant heat exchange with recirculated water in waste heat boiler 14 after, high temperature inert gas becomes cryogenic inert gas.Cryogenic inert gas enters heat-exchange device 17 by recyclegas entrance 15 again, recycles.
Automatic unlatching top cover 1 is positioned at high-temperature molding calcium carbide heat-exchange device 17 top, when filling high-temperature solid dome-type thermoelectricity stone granulate heat insulation tank and being placed in heat-exchange device 17 top, heat-exchange device 17 opens top cover 1 automatically, after thermoelectricity stone granulate drops into loading port 2 and sealing device 3 successively, automatically opening top cover 1 will close automatically.
Guarantee heat-exchange device 17 inert gas does not leak by sealing device 3, and outside air can not enter heat-exchange device 17; There is the function of deaeration (air with loading calcium carbide is brought into) simultaneously.
In waste heat boiler 14, after boiler feed water and high temperature inert gas heat exchange, become middle pressure steam, deliver to user by pipeline and use.
The thermoelectricity stone carrying out self-seal device 3 enters the room 4 that prestores; The room 4 that prestores has effect to calcium carbide particle heat-insulating, homogenization temperature and steady production rhythm.
Thermoelectricity stone from the room 4 that prestores falls into cooling chamber 5; In cooling chamber 5, high-temperature solid dome-type thermoelectricity stone granulate relies on gravity to move down; The inert gas entering heat-exchange device 17 is upwards flowed by the granuloplastic hole adverse current of calcium carbide, and carries out fully directly contact heat exchange with thermoelectricity stone, thus makes inert gas raised temperature and become high temperature inert gas gradually.
When heat-exchange device 17 superpressure, automatic relief valve 11 will be opened automatically, and outwardly discharge inert gas, to keep heat-exchange system pressure balance.
When heat-exchange system insufficient pressure, supply fresh inert gas by inert gas replenishment valve 6, to ensure heat-exchange system pressure balance.
Calcium carbide is discharged system 16 and is positioned at bottom heat-exchange device 17, adopts the mode that vibro-feeder 7 and rotary seal valve 8 combine, and realizes the low temp. electric stone granulate after discharging heat exchange continuously.
The function of purification dust removal system 13 is that the inert gas with calcium carbide dust from heat-exchange device 17 is carried out udst separation process, then the inert gas feeding preboiler after purification and water are carried out heat exchange.
The effect in calcium carbide powder collection storehouse 10 is the low temp. electric stone granulates after collection, store heat exchange, for user.
High-temperature molding calcium carbide heat-exchange device 17 running is as follows:
Open the top cover 1 of heat-exchange device 17, by high-temperature solid dome-type calcium carbide particle (800-1700 DEG C) by loading port 2, fall into sealing device 3, prestore room 4, continue whereabouts and enter cooling chamber 5, and be piled into the continuous calcium carbide layer of band hole.The inert gas (being less than nitrogen or the argon gas of 100 DEG C) sending into heat-exchange device 17 carries out heat exchange with high-temperature solid dome-type thermoelectricity stone granulate (800-1700 DEG C) be in cooling chamber 5.Thermoelectricity stone granulate relies on gravity to move down, inert gas upwards flows through the granuloplastic hole adverse current of calcium carbide and carries out fully directly contact heat exchange with thermoelectricity stone, thus makes inert gas raised temperature and become high temperature inert gas (200-1000 DEG C) gradually.High temperature inert gas imports purification dust removal system 13.Pure high temperature inert gas after dedusting enters waste heat boiler 14 and carries out abundant heat exchange with water.High temperature inert gas (200-1000 DEG C) becomes cryogenic inert gas (being less than 200 DEG C), and enters heat-exchange device 17 by ring-shaped flue entrance 15, recycles.High-temperature solid dome-type calcium carbide particle (800-1700 DEG C) after heat exchange becomes low temperature solid-state dome-type calcium carbide particle (being less than 100 DEG C), through vibra feeder 7 and rotary seal valve 8, the dome-type calcium carbide particle after heat exchange is delivered on splicing belt feeder 9 from high-temperature molding calcium carbide heat-exchange device 17, finally deliver in calcium carbide collecting bin for user.In waste heat boiler 14, after boiler feed water and high temperature inert gas heat exchange, become middle pressure steam, deliver to user by pipeline and use.
Claims (3)
1. a high-temperature molding calcium carbide heat-exchange device, it is characterized in that, it includes opens top cover (1), heat-exchange device (17), calcium carbide discharge system (16), automatic relief valve (11), recyclegas outlet (12), purification dust removal system (13), waste heat boiler (14) and recyclegas entrance (15) automatically, be provided with on loading port (2) top of described heat-exchange device and automatically open top cover (1), described automatic relief valve (11) is placed in the room that prestores (4) bottom of described heat-exchange device, described inert gas replenishment valve (6) is connected with the cooling chamber (5) of described heat-exchange device by pipeline, described heat-exchange device lower end is provided with described calcium carbide and discharges system (16), the top of described cooling chamber (5) is provided with recyclegas outlet (12) and is connected with described purification dust removal system (13) by pipeline, described purification dust removal system (13) is connected with described waste heat boiler (14), the gas outlet, lower end of described waste heat boiler (14) is connected with described recyclegas entrance (15), described recyclegas entrance (15) is placed in described cooling chamber (5) lower end.
2. a kind of high-temperature molding calcium carbide heat-exchange device according to claim 1, it is characterized in that, described calcium carbide is discharged system (16) and is included vibra feeder (7), rotary seal valve (8), splicing belt feeder (9), calcium carbide powder collection storehouse (10), wherein vibra feeder (7) is connected with described rotary seal valve (8), described rotary seal valve (8) is connected with splicing belt feeder (9), and described splicing belt feeder (9) is connected with calcium carbide powder collection storehouse (10).
3. a kind of high-temperature molding calcium carbide heat-exchange device according to claim 1, it is characterized in that, described heat-exchange device include described loading port (2), sealing device (3), described in prestore room (4), described cooling chamber (5), prestore described in wherein said cooling chamber (5) is placed in below, room (4); And be connected with the described room that prestores (4), described sealing device (3) is provided with at the described room that prestores (4) upper port place, loading port (2) is provided with on described sealing device (3) top, be provided with described automatic unlatching top cover (1) on described loading port (2) top, prestore described in described automatic relief valve (11) is placed in room (4) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086354.2U CN204648984U (en) | 2015-02-06 | 2015-02-06 | High-temperature molding calcium carbide heat-exchange device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086354.2U CN204648984U (en) | 2015-02-06 | 2015-02-06 | High-temperature molding calcium carbide heat-exchange device |
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| Publication Number | Publication Date |
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| CN204648984U true CN204648984U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520086354.2U Expired - Fee Related CN204648984U (en) | 2015-02-06 | 2015-02-06 | High-temperature molding calcium carbide heat-exchange device |
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| CN (1) | CN204648984U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445166A (en) * | 2017-08-03 | 2017-12-08 | 神雾环保技术股份有限公司 | A kind of carbide liquid, which is cooled and shaped, to be granulated and afterheat utilizing system and method |
| CN109250719A (en) * | 2018-07-22 | 2019-01-22 | 安徽华塑股份有限公司 | A kind of residual neat recovering system and its application method in calcium carbide production process |
| CN109556428A (en) * | 2018-12-19 | 2019-04-02 | 中冶焦耐(大连)工程技术有限公司 | A kind of gas-solid heat exchange device and heat-exchange method increasing high-temperature particle bed of material voidage |
-
2015
- 2015-02-06 CN CN201520086354.2U patent/CN204648984U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445166A (en) * | 2017-08-03 | 2017-12-08 | 神雾环保技术股份有限公司 | A kind of carbide liquid, which is cooled and shaped, to be granulated and afterheat utilizing system and method |
| CN109250719A (en) * | 2018-07-22 | 2019-01-22 | 安徽华塑股份有限公司 | A kind of residual neat recovering system and its application method in calcium carbide production process |
| CN109556428A (en) * | 2018-12-19 | 2019-04-02 | 中冶焦耐(大连)工程技术有限公司 | A kind of gas-solid heat exchange device and heat-exchange method increasing high-temperature particle bed of material voidage |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150916 Termination date: 20190206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |