CN209726810U

CN209726810U - Segmented fire tunnel wall structure

Info

Publication number: CN209726810U
Application number: CN201822256534.7U
Authority: CN
Inventors: 陈宁
Original assignee: Guiyang Aluminum Magnesium Design and Research Institute Co Ltd
Current assignee: Guiyang Aluminum Magnesium Design and Research Institute Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2019-12-03
Anticipated expiration: 2028-12-29

Abstract

The utility model discloses a kind of segmented fire tunnel wall structures, by wall, brick and partition wall are drawn to form, flue wall are divided into five pieces by horizontal sliding joint and arch dilatation joint, lower two pieces upper three pieces, all material is refractory brick material.When normal operation, five pieces of masonries of flue wall segmentation are shunk along length and the equal free wxpansion of short transverse, and such swell-shrinking stress substantially reduces, simultaneously because the presence of rebate, flue wall keeps smooth in thickness direction；Five pieces of each complacencies of masonry are grouted and are built, and integral strength greatly improves, it is not easy to spalling drawing crack；Fugitive constituent in hopper enters quirk burning through horizontal through hole, and since horizontal channel is long, it is a bit of that filler material can only enter aperture, has not only prevented filler material from leaking into quirk, but also guarantee certain sealing.In this way, the function of flue wall had not only been made to be maintained and be improved, but also greatly improve the service life of flue wall.

Description

Segmented fire tunnel wall structure

Technical field

The utility model relates to the open-type anode roasting furnace process units in a kind of production of charcoal element, more particularly, to roasting A kind of segmented fire tunnel wall structure in furnace.

Background technique

Currently, requiring to roast anode products in the production of charcoal element, temperature part in the quirk in open-type anode roasting furnace Up to 1300 DEG C.The hollow fire tunnel wall structure form of monoblock type is generally used in the prior art, and flue wall is under the conditions of hot and cold alternation Bulk expansion is shunk.In this way caused by consequence be: 1, flue wall length dimension is larger, bulk expansion shrink when amplitude of variation compared with Greatly, flue wall depth dimensions are larger, and the self weight of single wall is close to even more than 20 tons, and wall internal stress is larger when leading to dilation, It is easy to produce brick body phenomenon of rupture, is more prone to produce torsional deformation when the bottom surface unsmooth or flame path wall body of sliding is damaged, thus is contracted Short flue wall service life；2, enter for convenience of fugitive constituent, flue wall generally uses perps not to be beaten or beat the masonry of thin pulp Method leads to bond strength missing at wall perps or weakens, and brick body is expanded or contracted stress drawing crack at this, connects with empty perps It is integrally formed penetrability large fracture, to aggravate the breakage and deformation of flame path wall body.Increasingly with flue wall length depth Big process requirements, dilation stress is increasing, and on market of fire resisting material same price refractory material high-temperature behavior But it is gradually reduced, causes both of the aforesaid consequence increasingly severe.Obviously, existing monoblock type fire tunnel wall structure is not ideal enough.

Utility model content

The purpose of the utility model is to provide a kind of segmented fire tunnel wall structure, which is simple to manufacture, implementation cost compared with It is low, wall breaking strain phenomenon is effectively relieved, service performance is stablized, and service life is high, and product quality and production capacity are guaranteed, and transports Row is low with maintenance cost.

The technical solution of the utility model is: segmented flue wall is made of wall, drawing brick and partition wall, is passed through level and is slided Flue wall is divided into five pieces by seam and arch dilatation joint, and lower two pieces upper three pieces, all material is refractory brick material.

Wherein, wall is hollow wall structure, and using the special form brick combining form with tongue-and-groove, whole brickwork joints are full slurry； Hollow wall total height is 5000~6000mm, and length is 5000~6500mm；Hollow wall overall thickness is 450~600mm, wherein in Empty 200~400mm of segment thickness.

It is several that horizontal through hole is respectively provided on the special form brick of masonry panel, it is open at one end in hollow wall, it is open at one end in wall It outside, is fugitive constituent discharge channel；Through-hole diameter isSpacing is 50~100mm.

Drawing brick is the special-shaped brick structure with tongue-and-groove, is evenly distributed on wall by rule, is combined into one with wall, is risen steady Determine the effect of masonry structure and airflow balancing；Draw brick area of section that should be not less than 100mm x150mm, it is spaced about 300~ 500mm。

Partition wall is also the special-shaped brick structure with tongue-and-groove, and sky in quirk cavity wall is divided into " W " shape channel, plays baffling flue gas Effect；After partition wall separates, gas flow area width is maintained at 1000~1300mm；Partition wall thickness is 200~400mm, wall Dilatation joint is arranged in internal portion.

Horizontal sliding joint is in wall half elevation location and is divided into two parts up and down；Mud is not beaten in seam, entirely Long filling refractory fiber paper, so that two parts wall keeps relatively smooth sliding up and down；This is sewed on lower brick setting and still remains concave-convex Tenon docking, to play " guide rail " when dilation sliding；The seam is communicated with quirk, and quirk interior air-flow might have string leakage, But flow extremely slightly can be neglected, and in addition the seam farther out from boiler face, not will lead to the leakage of outside air string.

Arch dilatation joint is set to inside three partition walls, specially the lower part of midfeather, the top of both ends partition wall；It is intermediate Lower half wall is divided into two pieces by the dilatation joint in partition wall, and upper half wall is divided into three pieces, thus shape by the dilatation joint in the partition wall of both ends At five pieces of composite structures of wall, the staying of dilatation joint, which sets position, can prevent quirk interior air-flow string from leaking；Dilatation joint in midfeather Dimension width is 20~30mm, and the dilatation joint width in the partition wall of both ends is 10~15mm；The horizontal joint overall length of arch dilatation joint is filled out Refractory fiber paper is filled in, vertical lap seam overall length clogs refractory fiber blanket completely.

When normal operation, five pieces of masonries of flue wall segmentation are shunk along length and the equal free wxpansion of short transverse, swollen in this way Stress under compression substantially reduces, simultaneously because the presence of rebate, flue wall keeps smooth in thickness direction；Each self-satisfied slurry of five pieces of masonries It builds, integral strength greatly improves, it is not easy to spalling drawing crack；Fugitive constituent in hopper enters quirk combustion through horizontal through hole It burns, since horizontal channel is long, it is a bit of that filler material can only enter aperture, had not only prevented filler material from leaking into quirk, but also guarantee certain Sealing.In this way, the function of flue wall had not only been made to be maintained and be improved, but also greatly improve the service life of flue wall.

Compared with prior art, the utility model provides a kind of structure of segmented flue wall, and the structure construction is simple, Implementation cost is lower, and wall breaking strain phenomenon is effectively relieved, and service performance is stablized, and service life is high, product quality and production capacity It is guaranteed, heat utilization rate is high, runs low with maintenance cost.

Detailed description of the invention

Fig. 1 is the main structure schematic diagram of the utility model；

Fig. 2 is the side diagrammatic cross-section of the utility model；

Fig. 3 is the typical bricks schematic diagram of the utility model.

Description of symbols: 1- wall, 2- draw brick, 3- partition wall, the horizontal sliding joint of 4-, 5- arch dilatation joint.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawings and examples, but appoints not as to the utility model What is limited.

The embodiments of the present invention: segmented fire tunnel wall structure is as depicted in figs. 1 and 2, all using shown in Fig. 3 low Creep brick masonry, it can be seen that the low creep brick generally rectangular parallelepiped structure, the tenon of one semicircle column of top ridges, bottom There is the groove of corresponding position and size, to form the special-shaped brick structure with tongue-and-groove.

Segmented fire tunnel wall structure whole brickwork joint is full slurry；Wall 1 is hollow wall construction, using the special form brick with tongue-and-groove Composite structure, hollow wall high 5400mm, long 5400mm, overall thickness 530mm, headroom thickness 310mm；The abnormal shape of masonry panel 1 Brick is respectively provided with horizontal through hole 14, and diameter isSpacing about 100mm；Drawing brick 2 is the special-shaped brick structure with tongue-and-groove, section Having a size of 100mm x200mm, it is spaced about 300~500mm, is combined into one with wall；Partition wall 3 is the special form brick with tongue-and-groove The hollow wall inside portion of quirk is divided into " W " shape channel by structure, and gas flow area width is maintained at 1100mm, 3 thickness of partition wall 300mm；Horizontal sliding joint 4 is in the half elevation location of wall 1 and is divided into two parts up and down, does not beat mud in seam, Overall length clogs refractory fiber paper；Arch dilatation joint 5 is set to inside three sections of partition walls 3, the dilatation joint dimension width in midfeather For 20mm, the dilatation joint width in the partition wall of both ends is 10mm, and horizontal joint overall length clogs refractory fiber paper, and vertical lap seam overall length is filled out completely Fill in refractory fiber blanket；Lower half wall is divided into two pieces by the dilatation joint in midfeather, and the dilatation joint in the partition wall of both ends is by upper half wall Body is divided into three pieces, thus forms 1. 2. 3. 4. 5. five pieces of composite structures of wall, as shown in Figure 1.

When normal operation, five pieces of independent masonries for forming flue wall are shunk along length and the equal free wxpansion of short transverse, are come Enter in quirk from the fugitive constituent in hopper through horizontal through hole and burn, it is a bit of that filler material will enter aperture, but not enter fire In road, and fugitive constituent is then gone everywhere without any hindrance here.

The specific application example of above only the utility model, there are also other embodiments, all uses for the utility model The technical solution that equivalent substitution or equivalent transformation is formed, all falls within protection scope required by the utility model.

Claims

1. a kind of segmented fire tunnel wall structure, it is characterised in that: including formed by special-shaped brick masonry wall (1), draw brick (2) and Flue wall is divided into five pieces of independent masonries by horizontal sliding joint (4) and arch dilatation joint (5) by partition wall (3), and lower two pieces upper three Block, all material are refractory brick material；It is internal that arch dilatation joint (5) is in three partition walls (3).

2. segmented fire tunnel wall structure according to claim 1, it is characterised in that: five pieces of independent masonries combine to form quirk Wall.

3. segmented fire tunnel wall structure according to claim 2, it is characterised in that: wall is all completely grouted and built, special form brick Upper multiple 3 ~ 5 mm horizontal through hole of φ of setting, spacing are 50 ~ 100mm.

4. segmented fire tunnel wall structure according to claim 3, it is characterised in that: horizontal sliding joint (4) is in wall (1) Half elevation location.

5. segmented fire tunnel wall structure according to claim 2, it is characterised in that: five pieces of independent masonries are by special form brick Rebate formed guide rail thickness direction keep it is smooth.