CN202101543U - Can type calcining furnace - Google Patents
Can type calcining furnace Download PDFInfo
- Publication number
- CN202101543U CN202101543U CN2011201996666U CN201120199666U CN202101543U CN 202101543 U CN202101543 U CN 202101543U CN 2011201996666 U CN2011201996666 U CN 2011201996666U CN 201120199666 U CN201120199666 U CN 201120199666U CN 202101543 U CN202101543 U CN 202101543U
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- quirk
- flue
- flue gas
- channel
- flame path
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Abstract
The utility model discloses a can type calcining furnace, which comprises a can body (19), a flame path (6), a feeding port (1), an air preheating channel (17), a water cooling hopper (2) and a discharging mechanism (18). An outer combustion chamber (5) is communicated with the can body (19), the air preheating channel (17) and the flame path (6) through a volatile matter communication channel (3), an air communication channel (15) and a smoke communication channel (4). One end of a collection smoke channel (11) is connected with the tail end of the flame path (6), and the other end of the collection smoke channel is connected with an outer smoke connecting port (12). The can type calcining furnace utilizes a mode of combusting outside the flame path instead of the existing mode of combusting inside the flame path, the flame path temperature is convenient to be controlled, service life is prolonged, and output of and adaptability to raw materials are improved.
Description
Technical field
The utility model relates to the plain can-type calcine furnace of a kind of charcoal.
Background technology
At present domesticly all need use after-smithing petroleum coke with carbon product, graphite electrode, carbon resistance rod, carburant, titanium smelting etc. at aluminium.Above-mentioned raw petroleum coke calcination process is basic identical, requires to be heated to 1250-1300 ℃, makes it remove moisture, fugitive constituent, improves real density and mechanical strength, reduces resistivity.The calcining main equipment has rotary kiln, pot type burner.Can-type calcine furnace adopts indirect, and petroleum coke does not directly contact scorching hot flue gas, and the oxidization burning loss of calcination process is 4-5%, forges the burnt quality in back and is better than the employing calcined by rotary kiln.Require more and more tighter today at low-carbon economy, can-type calcine furnace has certain superiority.
But there is following problem in can-type calcine furnace:
1, along with withdrawal rate increasing and fugitive constituent increase, the situation of fire path temperature superelevation often occurs, thereby influence the life-span.
2, to the bad adaptability of raw material.
3, operating environment is poor, and process control is difficult for realizing automation.
Summary of the invention
The technical problem that the utility model will solve: a kind of new can-type calcine furnace version is provided, is prone to exceed standard to solve the existing existing fire path temperature of can-type calcine furnace, to problems such as adaptability to raw material difference and not easy operation controls.
The utility model technical scheme:
The configuration of the utility model comprises tank body, quirk, charging aperture, air preheat road, water-cooled funnel and discharge mechanism, and exterior combustion chamber is communicated with tank body, air preheat road, quirk through fugitive constituent communication channel, air communication road, flue gas communication channel respectively; Compile flue one end and connect the quirk end, the other end connects outside flue gas connector.
Exterior combustion chamber and compiling between flue by being communicated with flue is communicated with, and connects cigarette channel and is provided with control valve.
Exterior combustion chamber is provided with fuel and adds valve.
Compile flue and be provided with the flue gas flow control valve, the flue gas flow control valve is by the temperature thermocouple control that is located at the 4th layer of quirk.
The air preheat road is provided with intake valve.
Quirk has 10 layers.
The beneficial effect of the utility model:
1, the fugitive constituent exterior combustion chamber is set, fugitive constituent in the stove is put in the stove quirk burns outward, fire path temperature is reduced, improve the life-span of pot type burner quirk and then the life-span of improving whole stove.
2, can add the intensity of valve control exterior combustion chamber internal combustion through intake valve and fuel, strengthen adaptability the fugitive constituent in the raw material raw petroleum coke, moisture.
3, control the temperature in the quirk through flue gas flow in the control quirk, and with unbalanced flue gas through each smoke valve with compile flue and be connected, the temperature of whole stove is controlled simply, operating process also becomes simple.
4, through temperature in the quirk and the closed-loop control that compiles flue gas flow in the flue, can realize automatic control, control accuracy is high.
5, the quirk number of plies of pot type burner is increased to 10 layers by common 8 layers, to improve the production capacity of stove.
Description of drawings:
Fig. 1 is that the utility model A is to structural representation;
Fig. 2 is that the utility model B is to structural representation;
Fig. 3 is that the utility model C is to structural representation.
The specific embodiment:
Like Fig. 3, present embodiment is rearranged by many groups tank body 19 front and back, and both sides, every group of tank body 19 front and back are provided with quirk 6, and quirk 6 has 10 layers.Tank body 19 sides are provided with exterior combustion chamber 5, and 19 of exterior combustion chamber 5 and tank bodies pass through air communication road 15 through 3 connections of fugitive constituent communication channel and 17 in air preheat road and be communicated with, and are connected through flue gas communication channel 4 with quirk 6; Quirk 6 terminal with compile flue 11 and be connected, compile flue 11 ends and be provided with outside flue gas connector 12 and be connected with outside smoke evacuation system.Exterior combustion chamber 5 and compile 11 of flues and be communicated with by being communicated with flue 7 is communicated with flue 7 and is provided with control valve 8.Exterior combustion chamber 5 is provided with fuel and adds valve 14.Compile flue 11 and be provided with flue gas flow control valve 10, flue gas flow control valve 10 is by the temperature thermocouple that is located at the 4th layer of quirk 69 controls.Air preheat road 17 is provided with intake valve 16.
The concrete operations mode is following:
The raw petroleum coke of being calcined gets into tank body 19 through the charging aperture 1 that is positioned at stove top; For guaranteeing to discharge unobstructed at the fugitive constituent at body of heater top; Charging enters into certain depth in the tank body 19; The raw petroleum coke of being calcined progressively passes through tank body 19 through the gravity mode; Progressively be heated to the required temperature of calcine technology by the hot flue gas of the quirk 6 that the is positioned at tank body 19 both sides mode through indirect heat transfer, the good material of calcining is discharged through discharge mechanism 18 by after the air preheat road 17 of bottom and 2 coolings of water-cooled funnel again.
The fugitive constituent that produces in the raw petroleum coke heating process rises to the space of the formation between tank body 19 tops and the raw petroleum coke; Import in the outer cylinder 5 through fugitive constituent communication channel 3; After the air inlet valve 16 of the required air that burns through the scalable flow gets into air preheat road 17 preheatings, 15 get into exterior combustion chambers 5, preheated air and fugitive constituent combustion outer chamber 5 internal combustion along the air communication road again; The flue gas that is produced imports in the quirk 6 of pot type burner through flue gas communication channel 4; The flue gas that is positioned at quirk 6 is in order through each layer quirk, and quirk 6 increases to 10 layers by original 8 layers, can improve output.Get into through flue gas flow control valve 10 the 10th layer of quirk 6 and to compile in the flue 11; Temperature thermocouple 9 is set with control flue gas flow control valve 10 in the 4th layer of quirk 6; Flue-gas temperature in each quirk is remained in the temperature range of technological requirement, make operating process greatly simplify and improve greatly control accuracy.
When the amount of fugitive constituent was too much in raw petroleum coke, flue gas superfluous in the exterior combustion chamber 5 compiled in the flue 11 through being communicated with flue 7 entering, and the flow of flue gas is through control valve 8 controls; When the volatilization deal is very few in raw petroleum coke, can add the deficiency that valve 14 replenishes the whole system heat through fuel; Then utilize fuel to add valve adding fuel combustion outer chambers 14 5 internal combustion in the pot type burner initial start stage and be provided as the temperature required flue gas of pot type burner baker.The whole operation process is simple, is convenient to control.
The flue gas of whole system is derived through being positioned at the outside flue gas connector 12 that compiles on the flue 11.
Claims (6)
1. can-type calcine furnace; Comprise tank body (19), quirk (6), charging aperture (1), air preheat road (17), water-cooled funnel (2) and discharge mechanism (18), it is characterized in that: exterior combustion chamber (5) is communicated with tank body (19), air preheat road (17), quirk (6) through fugitive constituent communication channel (3), air communication road (15), flue gas communication channel (4) respectively; Compile flue (11) one ends and connect quirk (6) end, the other end connects outside flue gas connector (12).
2. can-type calcine furnace according to claim 1 is characterized in that: exterior combustion chamber (5) is through being communicated with flue (7) and compiling flue (11) and be communicated with, and company's cigarette channel (7) is provided with control valve (8).
3. can-type calcine furnace according to claim 1 is characterized in that: exterior combustion chamber (5) is provided with fuel and adds valve (14).
4. can-type calcine furnace according to claim 1 is characterized in that: compiles flue (11) and is provided with flue gas flow control valve (10), and by temperature thermocouple (9) control that is located at the 4th layer of quirk (6).
5. can-type calcine furnace according to claim 1 is characterized in that: air preheat road (17) are provided with intake valve (16).
6. can-type calcine furnace according to claim 1 is characterized in that: quirk (6) has 10 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201996666U CN202101543U (en) | 2011-06-15 | 2011-06-15 | Can type calcining furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201996666U CN202101543U (en) | 2011-06-15 | 2011-06-15 | Can type calcining furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202101543U true CN202101543U (en) | 2012-01-04 |
Family
ID=45387551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201996666U Expired - Fee Related CN202101543U (en) | 2011-06-15 | 2011-06-15 | Can type calcining furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202101543U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829626A (en) * | 2011-06-15 | 2012-12-19 | 贵阳铝镁设计研究院有限公司 | Tank type calcinating furnace |
| CN103615902A (en) * | 2013-12-19 | 2014-03-05 | 山东理工大学 | Water-cooling type hearth plate of petroleum coke tank-type calcining furnace |
| CN103851903A (en) * | 2012-11-28 | 2014-06-11 | 沈阳铝镁设计研究院有限公司 | Volatile matter channel for pot type calcining furnace |
-
2011
- 2011-06-15 CN CN2011201996666U patent/CN202101543U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102829626A (en) * | 2011-06-15 | 2012-12-19 | 贵阳铝镁设计研究院有限公司 | Tank type calcinating furnace |
| CN102829626B (en) * | 2011-06-15 | 2014-12-17 | 贵阳铝镁设计研究院有限公司 | Tank type calcinating furnace |
| CN103851903A (en) * | 2012-11-28 | 2014-06-11 | 沈阳铝镁设计研究院有限公司 | Volatile matter channel for pot type calcining furnace |
| CN103851903B (en) * | 2012-11-28 | 2016-06-29 | 沈阳铝镁设计研究院有限公司 | A kind of can-type calcine furnace fugitive constituent passage |
| CN103615902A (en) * | 2013-12-19 | 2014-03-05 | 山东理工大学 | Water-cooling type hearth plate of petroleum coke tank-type calcining furnace |
| CN103615902B (en) * | 2013-12-19 | 2015-01-28 | 山东理工大学 | Water-cooling type hearth plate of petroleum coke tank-type calcining furnace |
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Legal Events
| 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: 20120104 Termination date: 20140615 |
|
| EXPY | Termination of patent right or utility model |