Integral roasting stove fire road wall
Technical field
The utility model relates to the anode-baking furnace in aluminium industrial production field, particularly relates to a kind of integral roasting stove fire road wall.
Background technology
When building anode-baking furnace by laying bricks or stones, the building by laying bricks or stones of its quirk wall install directly build by laying bricks or stones in general all at the construction field (site) furnace chambers in place.In anode-baking furnace production run process, because its quirk wall working face temperature height, stress condition complexity, most of upright brickwork joint big, that bear must be again hollow joints, so the quirk wall becomes the position that the anode-baking furnace structural strength is the weakest, work-ing life is the shortest.In order to prolong the work-ing life of anode-baking furnace,, generally all to utilize furnace chamber operation space that the quirk wall is carried out repair and replacement in the middle and later periods of stove running.
Existing anode-baking furnace when the quirk wall is built particularly repair and replacement by laying bricks or stones, generally all is according to design paper, adopts thousands of, the special shaped brick of dozens of specifications and models, builds by laying bricks or stones again in furnace chamber.This building construction process has the shortcoming of following several respects: 1, need will a large amount of refractory materialss be transported into and block-by-block is built by laying bricks or stones in furnace chamber, because working face is narrow, labour intensity is big, operational condition is abominable, operator's personnel safety does not have guarantee; 2, because anode-baking furnace stove basis is big, and furnace chamber is dark, stove masonry height, building materials and service tool have bad luck that workload is big, time-consuming takes a lot of work, operating efficiency is low; 3, particularly when the repair and replacement of quirk wall, remove and build by laying bricks or stones again and need expend long time, have a strong impact on production, do not reach furnace chamber and the hopper of replacement cycle, the throughput of having wasted them for those; 4, in order to satisfy the requirement of Production Flow Chart antianode product, the general method that adopts limit production limit repair and replacement, but this tediously long operation of building by laying bricks or stones consuming time, to influence the running rhythm of stove flame system inevitably, upset set roasting curve, and bring difficulty to the normal production process tissue; 5, thisly build the roasting curve that brings by laying bricks or stones because of maintenance and change, will cause the instability of anode-baking quality product, can have influence on the roasting yield rate when serious.
The utility model content
The utility model is exactly that a kind of integral roasting stove fire road wall is provided in order to solve the problems of the technologies described above, purpose be solve anode roasting fire path wall can only in stove, keep in repair build by laying bricks or stones, workload is big, operational condition is abominable, have potential safety hazard, time-consumingly take a lot of work, inefficiency, have a strong impact on the anode-baking production capacity, upset the roasting curve, influence the problem of anode-baking quality, and be adapted at stove and build by laying bricks or stones in advance outward.
Be achieved in that a kind of integral roasting stove fire road wall for reaching above-mentioned purpose the utility model, be made of following structure: the bottom is provided with base holder brick, on base holder brick, build quirk wall special shaped brick by laying bricks or stones, on quirk wall special shaped brick, be provided with the boiler face prefabricated section, the quirk wall that quirk wall special shaped brick is built by laying bricks or stones is provided with stone tongs and penetrates the hole, is provided with groove in the both sides of every base holder brick.
Described quirk wall special shaped brick, base holder brick and boiler face prefabricated section are to adopt the high temperature clay to build by laying bricks or stones as binding agent.
Described high temperature clay sintering under 800~1000 ℃ temperature condition, the folding strength behind the sintering is greater than 6Mpa.
The groove of the both sides of described every base holder brick the base holder is brick build after, form two elongated stone tongs draw-in grooves along whole quirk wall two bottom sides.
The cross-sectional shape of described stone tongs draw-in groove is semicircle, rectangle or trapezoidal, and its radius or size dimension scope are 5~100mm.
Described stone tongs penetrates the hole and connects quirk wall cross section, and the quantitative range that stone tongs penetrates the hole is 2~20.
The shape that described stone tongs penetrates the hole is circle, rectangle or Polygons, and diameter or size dimension scope that stone tongs penetrates the hole are 10~200mm.
It is to stay between brickwork joint when building by laying bricks or stones if adopt the special shaped brick of eye with holes to build by laying bricks or stones that described stone tongs penetrates the hole.
Described stone tongs penetrates the middle part that the hole is located at the quirk wall.
Build with jam-pack is brick in the slit between described quirk wall and cross wall groove.
Described jam-pack brick is a lightweight refractory, and its unit weight scope is 0.4~1.8g/cm
3, its length dimension scope is 50~1000mm, the gauge scope is 30~120mm.
The utlity model has following advantage:
1, can in special quirk wall manufacturing shop, finish and build by laying bricks or stones and sintering, avoid the anode-baking furnace maintenance and potential safety hazard that the cross-operation of producing brings.
2, help realizing the masonry quality of the standardized work of building wall of flame channel of anode baking furnace, the labor condition of improving the operator, raising quirk wall.
3, can improve quirk wall maintain and replace speed greatly, help utilizing flame system running space maintain and replace quirk wall.
4, can guarantee that during quirk wall maintain and replace, set anode-baking curve remains unchanged, and helps stable anode roasting quality and production capacity.
Description of drawings
Fig. 1 is the utility model integral roasting stove fire road wall vertical section structure synoptic diagram.
Fig. 2 is an integral roasting stove fire road wall cross section structure synoptic diagram.
Among the figure, 1, base holder brick; 2, high temperature clay; 3, quirk wall special shaped brick; 4, stone tongs penetrates the hole; 5, stone tongs draw-in groove; 6, boiler face prefabricated section; 7, quirk wall; 8, jam-pack brick.
Embodiment
Below embodiment of the present utility model is described in detail in conjunction with the accompanying drawings, but protection domain of the present utility model is not limit by embodiment.
As depicted in figs. 1 and 2, the utility model integral roasting stove fire road wall, be made of following structure: the bottom is provided with base holder brick 1, on base holder brick 1, build quirk wall special shaped brick 3 by laying bricks or stones, on quirk wall special shaped brick 3, be provided with boiler face prefabricated section 6, the quirk wall 7 that quirk wall special shaped brick 3 is built by laying bricks or stones is provided with stone tongs and penetrates hole 4, both sides at every base holder brick 1 are provided with groove, quirk wall special shaped brick 3, base holder brick 1 and boiler face prefabricated section 6 are to adopt high temperature clay 2 to build by laying bricks or stones as binding agent, the high temperature clay is sintering under 800~1000 ℃ temperature condition, and the folding strength behind the sintering should be greater than 6Mpa; The groove of the both sides of every base holder brick 1 is after base holder brick 1 is built by laying bricks or stones, form two elongated stone tongs draw-in grooves 5 along whole quirk wall 7 two bottom sides, the cross-sectional shape of stone tongs draw-in groove 5 is semicircle, rectangle or trapezoidal, and its radius or size dimension scope are 5~100mm; Stone tongs penetrates hole 4 and connects quirk wall 7 cross sections, the quantitative range that stone tongs penetrates hole 4 is 2~20, the shape that stone tongs penetrates hole 4 is circle, rectangle or Polygons, diameter or size dimension scope that stone tongs penetrates hole 4 are 10~200mm, it is to stay between brickwork joint when building by laying bricks or stones if adopt the special shaped brick of eye with holes to build by laying bricks or stones that stone tongs penetrates hole 4, and stone tongs penetrates the middle part that hole 4 is located at quirk wall 7; Build by laying bricks or stones with jam-pack brick 8 in the slit between quirk wall 7 and cross wall groove, jam-pack brick 8 is a lightweight refractory, and its unit weight scope is 0.4~1.8g/cm
3, its length dimension scope is 50~1000mm, the gauge scope is 30~120mm.
Building method of the present utility model comprises the steps: base holder brick is placed on the chassis, adopts the high temperature clay to make binding agent, and quirk wall special shaped brick is built by laying bricks or stones on base holder brick, forms whole quirk wall; In building process, on the quirk wall, leave stone tongs and penetrate the hole, the both sides of base holder brick are built into the stone tongs draw-in groove by laying bricks or stones, after all base holder brick and quirk wall special shaped brick are built by laying bricks or stones and are finished, chassis is moved in the ad hoc quirk wall sintering oven together with brick masonary, integral sintered to the quirk wall, finish the whole quirk wall of agglomerating, after overcooling, shift out outside the sintering oven, treat again the boiler face prefabricated section to be built by laying bricks or stones after it cools off fully the superiors, but the quirk wall of complete installation completes at the quirk wall; Adopt special-purpose stone tongs that whole quirk wall is moved to the storage warehouse at last, in order to the anode roasting fire path wall maintain and replace; During quirk wall maintain and replace, adopt stone tongs, but the furnace chamber top that the quirk wall handling of prefabricated complete installation is changed the quirk wall to needing repairing, put down along the groove on the cross wall of furnace chamber two ends, be placed on the former quirk position through cleaning, through the location adjust, filling dilatation joint and build after jam-pack brick location builds processing by laying bricks or stones, can come into operation.
When being built by laying bricks or stones, uses quirk wall special shaped brick the quirk wall special shaped brick of no model by the standard of building by laying bricks or stones of quirk wall.