CN204237844U - One effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set - Google Patents
One effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set Download PDFInfo
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- CN204237844U CN204237844U CN201420684904.6U CN201420684904U CN204237844U CN 204237844 U CN204237844 U CN 204237844U CN 201420684904 U CN201420684904 U CN 201420684904U CN 204237844 U CN204237844 U CN 204237844U
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Abstract
The utility model discloses one effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set, comprise steam heat water tank, a mixer and burnt lime digester, a described mixer and the waterworks of burnt lime digester add steam heat water tank, the water-supply pipe water side of described steam heat water tank arranges strainer and force (forcing) pump, and the steam heating pipe of described steam heat water tank connects waste heat vapor collection pipe.The utility model is by utilizing afterheat steam to after steam heat heating water tanks, hot water is added to a mixer and burnt lime digester simultaneously, the effect of lime binding agent obtains and gives full play to, and one mixed in mineral aggregate owing to also with the addition of hot water, there is certain temperature, avoid and cause dry wet inequality because wetting ability differs greatly, enhance mixed effect, and due to the airborne dust effectively reduced in work that supplies water simultaneously.The utility model structure is simple, is easy to implement, save energy, reduces costs, improves economic benefit.
Description
Technical field
The utility model belongs to metallurgy sintered equipment technical field, belongs to metallurgy sintered Compounders technical field further, is specifically related to a kind of structure simply, the hot water adding set being easy to implement, saving energy and reduce the cost.
Background technology
In prior art, unslaked lime, as the basic flux of sintering, plays considerable effect to balance sinter basicity in SINTERING PRODUCTION.The content of unslaked lime not only calcium is high, ingredient stability and also bounding force extremely strong, in sintered compound process, improve the balling ratio (balling ratio improves about 15%) of compound, thus improve the ventilation property in sintering process.In current Technology, the general cold water that uses directly adds, but can only play simple digestion, and digestion effect, about 40%, cannot meet the needs of production.And be also generally use cold water directly to add in mixing one, such meeting produces heat after expanding after there is unslaked lime chance water, to cause dry wet uneven because wetting ability differs greatly with normal temperature ore, can better be in conjunction with, have a strong impact on the quality of production of product.If increase separately boiler to be used for manufacture hot water's the adding water of and digestive organ mixed to simultaneously, cost increases.For this reason, develop a kind of structure simple, be easy to implement, save energy, what reduce costs effectively utilizes the remaining temperature of enterprises steam to improve sintering mixing dosage hot water adding set to be very important.
Utility model content
It is simple that the purpose of this utility model is to provide a kind of structure, and the remaining temperature of steam that effectively utilizes be easy to implement improves sintering mixing dosage hot water adding set.
The purpose of this utility model realizes like this, comprise steam heat water tank, a mixer and burnt lime digester, a described mixer and the waterworks of burnt lime digester add steam heat water tank, the water-supply pipe water side of described steam heat water tank arranges strainer and force (forcing) pump, and the steam heating pipe of described steam heat water tank connects waste heat vapor collection pipe.
The utility model is by utilizing afterheat steam to after steam heat heating water tanks, hot water is added to a mixer and burnt lime digester simultaneously, before entering one and be mixed, unslaked lime generates pasty state after adding water and stirring, fully carry out dissolving digestion, the effect of lime binding agent obtains and gives full play to, and one mixed in mineral aggregate owing to also with the addition of hot water, there is certain temperature, avoid and cause dry wet inequality because wetting ability differs greatly, enhance mixed effect, enhance pelletizing, having improved breathability of sinter bed, Sintering Yield improves, and due to the airborne dust effectively reduced in work that supplies water simultaneously, water-supply pipe increases strainer, prevent equipment in use from blocking, use heat-resisting force (forcing) pump, the then work-ing life of effective extension device, lagging material is installed, then effectively ensure that effective utilization of hot steam.The utility model structure is simple, is easy to implement, save energy, reduces costs, improves economic benefit.
Accompanying drawing explanation
Fig. 1 is the utility model one-piece construction schematic diagram;
In figure: 1-steam heat water tank, 2-mixer, 3-burnt lime digester, 4-steam heating pipe, 5-water inlet pipe, 6-blow-off pipe, 7-water-supply pipe, 8-force (forcing) pump, 9-strainer, 10-electromagnetic turnover liquidometer.
Embodiment
Be further described the utility model below in conjunction with accompanying drawing, but limited the utility model never in any form, any conversion done based on the utility model training centre or improvement, all fall into protection domain of the present utility model.
As shown in Figure 1, the utility model comprises steam heat water tank 1, mixer 2 and burnt lime digester 3, a described mixer 2 and the waterworks of burnt lime digester 3 add steam heat water tank 1, water-supply pipe 7 water side of described steam heat water tank 1 arranges strainer 9 and force (forcing) pump 8, the steam heating pipe 4 of described steam heat water tank 1 connects waste heat vapor collection pipe, water-supply pipe 7 arrange strainer 9 filtered water impurity, prevent from blocking, steam heating pipe 4 connects the recycling that afterheat steam collection tube can realize waste heat in production.
The water inlet pipe 5 of described steam heat water tank 1 arranges repid cut-off valve, and is electrically connected with the electromagnetic turnover liquidometer 10 that steam heat water tank 1 is arranged, and can realize the control to hotwell level.
The bottom of described steam heat water tank 1 is micro-to one end inclines, and lowest part arranges blow-off pipe 6, is convenient to realize blowdown.
The steam heating pipe 4 of described steam heat water tank 1, water-supply pipe 7 and steam heat water tank 1 tank wall all need to install lagging material.
Affixed steam jet bottom described steam heat water tank 1, reliably withstand voltage 1.3 ~ 1.8MPa, be preferably 1.6MPa.
Described force (forcing) pump 8 is heat-resisting force (forcing) pump, can work-ing life of effective extension device.
Described force (forcing) pump 8 is electrically connected PLC system and controls.The manual of force (forcing) pump and remote activation two kinds of control modes can be realized.
Described water-supply pipe 7, blow-off pipe 6 are provided with regulating and controlling valve and antiseptic wearable coat.
Described regulating and controlling valve is the one in pneumatic, hydraulic pressure or solenoid electric valve.
Described water-supply pipe 7 is high thermal conductivity structure, improves heat exchange efficiency.
Principle of work of the present utility model and working process:
The utility model, by being arranged on mixer and the synchronous interpolation adding steam heat water tank in burnt lime digester water-adding system and realize hot water in working process, enhancing mixed effect, enhances pelletizing, improve output and the quality of agglomerate.
During work, in former waterworks, add steam heat water tank, steam heating pipe connects afterheat steam collection tube and directly heats water, water-supply pipe arrange metre filter water impurity, prevent from blocking, steam heating pipe connect afterheat steam collection tube can realize producing in the recycling of waste heat.Water inlet pipe arranges repid cut-off valve, and be electrically connected with the electromagnetic turnover liquidometer that steam heat water tank is arranged, the control to hotwell level can be realized, steam heating pipe, water-supply pipe and steam heat water tank tank wall all need to install lagging material, prevent distributing of thermo-efficiency, force (forcing) pump is heat-resisting force (forcing) pump, can work-ing life of effective extension device, and force (forcing) pump electrical connection PLC system controls.The manual of force (forcing) pump and remote activation two kinds of control modes can be realized.By using, after burnt lime digester, mixing machine use hot water, compound material temperature improves, and the material temperature particularly going out mixing machine improves comparatively obvious.After using hot water, sintering machine distributing platform actual measurement compound material temperature mean value about 67 DEG C, a little more than dew-point temperature 65 DEG C, there is obvious promoter action to reducing over wet layer.Compound granularity aspect, be less than 3mm grade and obviously reduce, 3 ~ 5mm grade obviously increases, and the change of > 5mm grade is not obvious.Compound size composition improves, and size-grade distribution is more even, has active effect to improving bed permeability.Fuel ratio decreases 0.4% simultaneously; The steam resource that while output obtains certain lifting, inside is more than needed obtains effective utilization.
Claims (11)
1. one kind effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set, comprise steam heat water tank (1), a mixer (2) and burnt lime digester (3), it is characterized in that: a described mixer (2) and the waterworks of burnt lime digester (3) add steam heat water tank (1), water-supply pipe (7) water side of described steam heat water tank (1) arranges strainer (9) and force (forcing) pump (8), and the steam heating pipe (4) of described steam heat water tank (1) connects afterheat steam collection tube.
2. the remaining temperature of steam that effectively utilizes according to claim 1 improves sintering mixing dosage hot water adding set, it is characterized in that: the water inlet pipe (5) of described steam heat water tank (1) arranges repid cut-off valve, and be electrically connected with the upper electromagnetic turnover liquidometer (10) arranged of steam heat water tank (1).
3. the remaining temperature of steam that effectively utilizes according to claim 1 and 2 improves sintering mixing dosage hot water adding set, it is characterized in that: the bottom of described steam heat water tank (1) is micro-to one end inclines, and lowest part arranges blow-off pipe (6).
4. the remaining temperature of steam that effectively utilizes according to claim 1 and 2 improves sintering mixing dosage hot water adding set, it is characterized in that: the steam heating pipe (4) of described steam heat water tank (1), water-supply pipe (7) and steam heat water tank (1) tank wall all need to install lagging material.
5. the remaining temperature of steam that effectively utilizes according to claim 1 improves sintering mixing dosage hot water adding set, it is characterized in that: described steam heat water tank (1) bottom affixed steam jet, reliably withstand voltage 1.3 ~ 1.8MPa.
6. the remaining temperature of steam that effectively utilizes according to claim 1 improves sintering mixing dosage hot water adding set, it is characterized in that: described force (forcing) pump (8) is heat-resisting force (forcing) pump.
7. the temperature more than steam that effectively utilizes according to claim 1 or 6 improves sintering mixing dosage hot water adding set, it is characterized in that: described force (forcing) pump (8) electrical connection PLC system controls.
8. the remaining temperature of steam that effectively utilizes according to claim 1 improves sintering mixing dosage hot water adding set, it is characterized in that: described water-supply pipe (7) is provided with regulating and controlling valve and antiseptic wearable coat.
9. the remaining temperature of steam that effectively utilizes according to claim 3 improves sintering mixing dosage hot water adding set, it is characterized in that: described blow-off pipe (6) is provided with regulating and controlling valve and antiseptic wearable coat.
10. the remaining temperature of steam that effectively utilizes according to claim 8 improves sintering mixing dosage hot water adding set, it is characterized in that: described regulating and controlling valve is the one in pneumatic, hydraulic pressure or solenoid electric valve.
The 11. remaining temperature of steam that effectively utilize according to claim 1 improve sintering mixing dosage hot water adding set, it is characterized in that: described water-supply pipe (7) is high thermal conductivity structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684904.6U CN204237844U (en) | 2014-11-17 | 2014-11-17 | One effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420684904.6U CN204237844U (en) | 2014-11-17 | 2014-11-17 | One effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set |
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| Publication Number | Publication Date |
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| CN204237844U true CN204237844U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420684904.6U Expired - Fee Related CN204237844U (en) | 2014-11-17 | 2014-11-17 | One effectively utilizes the remaining temperature of steam to improve sintering mixing dosage hot water adding set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990419A (en) * | 2015-06-17 | 2015-10-21 | 深圳市九峰新材料有限公司 | Digestion system utilizing waste heat and temperature control method thereof |
| CN105233737A (en) * | 2015-10-15 | 2016-01-13 | 湖州佳宁印刷有限公司 | Printing ink mixing blender |
| CN110616314A (en) * | 2019-10-15 | 2019-12-27 | 云南德胜钢铁有限公司 | High-temperature sintering method for schreyerite mixture |
-
2014
- 2014-11-17 CN CN201420684904.6U patent/CN204237844U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104990419A (en) * | 2015-06-17 | 2015-10-21 | 深圳市九峰新材料有限公司 | Digestion system utilizing waste heat and temperature control method thereof |
| CN105233737A (en) * | 2015-10-15 | 2016-01-13 | 湖州佳宁印刷有限公司 | Printing ink mixing blender |
| CN110616314A (en) * | 2019-10-15 | 2019-12-27 | 云南德胜钢铁有限公司 | High-temperature sintering method for schreyerite mixture |
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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: 20150401 Termination date: 20191117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |