CN107619205B - Double-chamber lime shaft kiln fire-resistant lining combination device - Google Patents
Double-chamber lime shaft kiln fire-resistant lining combination device Download PDFInfo
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- CN107619205B CN107619205B CN201710942320.2A CN201710942320A CN107619205B CN 107619205 B CN107619205 B CN 107619205B CN 201710942320 A CN201710942320 A CN 201710942320A CN 107619205 B CN107619205 B CN 107619205B
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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
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills
Abstract
The invention relates to a double-chamber lime shaft kiln refractory lining combination device, which comprises a first shaft kiln refractory lining combination brick and a second shaft kiln refractory lining combination brick, wherein the first shaft kiln refractory lining combination brick is arranged at a closing door position on a shaft kiln refractory lining, the closing door position is provided with four areas which are distributed on two central lines which are vertical to each other on a horizontal projection view of a shaft kiln, and the second shaft kiln refractory lining combination brick is arranged at a non-closing door position on the shaft kiln refractory lining. The lining combination device has an abnormally stable physical structure, so that the service life of the lining brick is effectively prolonged.
Description
Technical Field
The invention relates to the technical field of refractory linings of thermal kilns, in particular to a double-chamber lime shaft kiln refractory lining combination device.
Background
The furnace kiln fireproof lining is a working face for high-temperature calcination production of a thermotechnical furnace, is a main structure for bearing high temperature of the double-hearth lime shaft kiln, and usually the bottom structure of a channel of the double-hearth lime shaft kiln consists of a steel structure and a fireproof lining wrapping the steel structure.
The refractory lining mainly adopts unshaped refractory material pouring structure and prefabricated part suspension structure usually, to the inner lining structure that adopts unshaped pouring material, pouring material compares with the resistant firebrick of the same material, because of receiving the influence of factors such as forming process and later stage toast, physical strength and wear resistance are poor, because the limestone in the kiln thorax falls from last to lower in succession and is more serious to the erosive wear of this department, if adopt the inner lining structure of unshaped pouring material, the baker time is longer and toast temperature and homogeneity are difficult to control. And adopt the bold prefab to hang, because of there is not the tension of circumferencial direction, the bold prefab hangs the effect relatively poor, appears the prefab easily and drops and become flexible, influences the overall structure stability of inside lining.
In order to overcome the problems, the existing Chinese invention patent (105924024A) discloses a limestone vertical kiln lining refractory brick which consists of an end gap wedge-shaped brick with a wedge-shaped structure, a kiln body wedge-shaped brick and a tail gap wedge-shaped brick, wherein a brick body on one side of the end gap wedge-shaped brick is a flat end face, arc-shaped convex blocks which are parallel to each other are arranged on the other two adjacent side faces, and arc-shaped grooves which are parallel to each other are arranged on the other side; on the brick body structure of the wedge-shaped brick of the kiln body, arc-shaped insertion blocks which are parallel to each other are prefabricated on the adjacent side surfaces, and concave arc-shaped insertion grooves which are parallel to each other are prefabricated on the other adjacent side surface; the brick body on one side of the tail gap wedge-shaped brick is a flat end seam surface, the other two adjacent side surfaces are provided with arc-shaped side grooves which are parallel to each other, and the rest side is provided with arc-shaped convex strips which are parallel to each other; a plurality of kiln body wedge-shaped bricks which are butt jointed between the end gap wedge-shaped bricks and the tail gap wedge-shaped bricks in a matching way form an annular structure; an expansion gap is reserved between the end face of the end gap wedge-shaped brick and the end gap face of the tail gap wedge-shaped brick. The lining made of the refractory bricks has the positive effects of corrosion resistance, wear resistance and convenience in building, but the stability of the integral structure of the lining is poor.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the problem of poor stability of the whole structure of the lining in the prior art, so that the refractory lining combination device of the double-chamber lime shaft kiln, which has high stability of the whole structure of the lining and long service life, is provided.
In order to solve the technical problems, the invention provides a double-chamber lime shaft kiln refractory lining combination device, which comprises a first shaft kiln refractory lining combination brick and a second shaft kiln refractory lining combination brick, wherein the first shaft kiln refractory lining combination brick is installed at a closing position on a shaft kiln refractory lining, the closing position is provided with four areas which are distributed on two mutually vertical central lines on a horizontal projection view of a shaft kiln, the second shaft kiln refractory lining combination brick is installed at a non-closing position on the shaft kiln refractory lining, the first shaft kiln refractory lining combination brick comprises a first supporting brick, a second supporting brick and a closing door locking brick positioned between the first supporting brick and the second supporting brick, the first supporting brick and the second supporting brick are oppositely arranged to form a cone bucket-shaped space, and the closing door locking brick is positioned in the cone bucket-shaped space; the second shaft kiln refractory lining combined brick comprises a first combined brick and a second combined brick adjacent to the first combined brick, the joint surface of the first combined brick and the second combined brick is a vertical surface, and the vertical surface penetrates through the furnace core of the shaft kiln.
In an embodiment of the present invention, a first protrusion is disposed on a surface of the first supporting brick close to the door locking brick, a second protrusion is disposed on a surface of the second supporting brick close to the door locking brick, the door locking brick includes a first locking brick and a second locking brick adjacent to the first locking brick, a first groove butted with the first protrusion is disposed on the first locking brick, and a second groove butted with the second protrusion is disposed on the second locking brick.
In one embodiment of the invention, the first supporting tile comprises a first profile tile, a second profile tile and a third profile tile, wherein the second profile tile is located between the first profile tile and the third profile tile, and the first protrusion is arranged on the first profile tile, and the first profile tile, the second profile tile and the third profile tile are provided with a suspension groove on the opposite side of the first protrusion.
In one embodiment of the invention the suspension channel comprises a square channel on top of the first, second and third profile-bricks and a round hole in the square channel.
In one embodiment of the invention, a third groove is provided on a face of the first profile block adjacent to the second profile block, a third projection abutting against the third groove and a fourth groove abutting against the third profile block are provided on the second profile block, and a fourth projection abutting against the fourth groove is provided on the third profile block.
In one embodiment of the invention, the lock box further comprises a third lock block located between the first support block and the second support block, and the third lock block is adjacent to the second profiled block.
In one embodiment of the present invention, the first lock tile, the second lock tile, and the third lock tile each have a top surface dimension that is greater than a bottom surface dimension thereof.
In one embodiment of the invention, one side of the first combined brick is provided with a first hanging groove, one side of the second combined brick, which is tightly attached to the first combined brick, is provided with a second hanging groove, and the first hanging groove and the second hanging groove are oppositely arranged.
In one embodiment of the invention, the first combined brick comprises a first special-shaped brick, a second special-shaped brick and a third special-shaped brick, wherein the second special-shaped brick is positioned between the first special-shaped brick and the third special-shaped brick, and an included angle formed between a vertical plane and a transverse plane after the first special-shaped brick, the second special-shaped brick and the third special-shaped brick are combined is 90 degrees.
In an embodiment of the present invention, a first concave groove is formed on one surface of the first special-shaped brick adjacent to the second special-shaped brick, a first convex block butted with the first concave groove and a second concave groove adjacent to the third special-shaped brick are formed on the second special-shaped brick, and a second convex block butted with the second concave groove is formed on the third special-shaped brick.
Compared with the prior art, the technical scheme of the invention has the following advantages:
the double-chamber lime shaft kiln refractory lining combination device comprises a first shaft kiln refractory lining combination brick at a door closing position and a second shaft kiln refractory lining combination brick at a door non-closing position, and has the characteristics of multiple hanging points of a hanging structure, high-pressure and firing forming of the lining bricks, abnormal and firm door locking structure and the like.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a flow chart of the refractory lining assembly of the double-chamber lime shaft kiln of the present invention;
FIG. 2 is a schematic perspective view of the first shaft kiln refractory lining composite brick of the present invention;
FIG. 3 is a schematic perspective view of the second shaft kiln refractory lining composite brick of the present invention;
figure 4 is a schematic view of the first and second support bricks of the present invention;
FIG. 5 is a view in the direction of C in FIG. 3;
FIG. 6 is a view taken in the direction A of FIG. 3;
FIG. 7 is a view from the direction B in FIG. 3;
FIG. 8A is a schematic perspective view of a first locking tile of the present invention;
FIG. 8B is a side view of a first locking brick of the present invention;
FIG. 9A is a schematic perspective view of a second locking tile according to the present invention;
FIG. 9B is a side view of a second locking brick of the present invention;
fig. 10A is a schematic perspective view of a third locking brick according to the present invention;
FIG. 10B is a side view of a third locking tile according to the present invention;
FIG. 11 is a view taken in the direction A of FIG. 3;
FIG. 12 is a sectional view taken along line B-B of FIG. 11;
fig. 13 is a view taken along direction C in fig. 11.
Reference numerals: 1-shaft kiln, 2-first shaft kiln refractory lining composite brick, 3-second shaft kiln refractory lining composite brick, 10-suspension groove, 11-square groove, 12-round hole, 20-first supporting brick, 21-first special-shaped brick, 211-first lug, 22-second special-shaped brick, 221-third lug, 23-third special-shaped brick, 231-fourth lug, 30-second supporting brick, 311-second lug, 40-door locking brick, 41-first locking brick, 411-first groove, 42-second locking brick, 421-second groove, 50-first composite brick, 51-first suspension groove, 52-first special-shaped brick, 53-second suspension brick, 531-first convex block, 54-third convex block, 541-second convex block, 55-first square groove, 56-first round hole, 60-second composite brick, 61-second groove.
Detailed Description
As shown in fig. 1 and 2 and fig. 3, the present embodiment provides a double-chamber lime shaft kiln refractory lining combination device, comprising a first shaft kiln refractory lining combination brick 2 and a second shaft kiln refractory lining combination brick 3, wherein the first shaft kiln refractory lining combination brick 2 is installed at a closed position on the refractory lining of the shaft kiln 1, wherein the closed position has four areas, which are distributed on two central lines perpendicular to each other on a horizontal projection view of the shaft kiln 1, the second shaft kiln refractory lining combination brick 3 is installed at an open position on the refractory lining of the shaft kiln 1, the first shaft kiln refractory lining combination brick 2 comprises a first supporting brick 20, a second supporting brick 30, and a door locking brick 40 located between the first supporting brick 20 and the second supporting brick 30, wherein the first supporting brick 20 and the second supporting brick 30 are oppositely arranged to form a cone hopper-shaped space, and the door locking brick 40 is located in the cone hopper-shaped space; the second shaft kiln fireproof lining combination brick 3 comprises a first combination brick 50 and a second combination brick 60 adjacent to the first combination brick 50, and the joint surface of the first combination brick 50 and the second combination brick 60 is a vertical surface which passes through the furnace center of the shaft kiln 1.
The double-chamber lime shaft kiln refractory lining composite device of the embodiment comprises a first shaft kiln refractory lining composite brick 2 and a second shaft kiln refractory lining composite brick 3, wherein the first shaft kiln refractory lining composite brick 2 is installed at a closing position on the shaft kiln 1 refractory lining, wherein the closing position has four areas, and is distributed on two central lines perpendicular to each other on the horizontal projection view of the shaft kiln 1, as in fig. 1, the positions of 0 °, 90 °, 180 ° and 270 ° on the horizontal projection view of the shaft kiln 1 are closing positions, and the other areas are non-closing positions, the second shaft kiln refractory lining composite brick 3 is installed at a non-closing position on the shaft kiln 1 refractory lining, in the embodiment, the non-closing position area is composed of 32 groups of the second shaft kiln refractory lining composite brick 3, the first shaft kiln refractory lining composite brick 2 comprises a first supporting brick 20, a second supporting brick 30, and a closing door locking brick 40 positioned between the first supporting brick 20 and the second supporting brick 30, the first supporting bricks 20 and the second supporting bricks 30 are oppositely arranged to form a conical hopper-shaped space, the door closing locking bricks 40 are positioned in the conical hopper-shaped space, so that the door closing locking bricks 40 are clamped favorably, and the door closing force can be converted into the supporting force in the horizontal direction, because the first supporting bricks 20 and the second supporting bricks 30 are oppositely arranged to form a conical hopper-shaped space structure with large distance between upper openings, small distance between lower openings, large distance between the outer direction of the furnace and small distance between the inner direction of the furnace, the door closing locking bricks 40 cannot move in the horizontal radiation direction of the furnace core, because the four doors are uniformly distributed in the combined structure, the door closing supporting bricks at all positions have different spaces due to accumulation difference during building, and the door closing locking bricks 40 can meet the maximum space width during normal building and leave a certain cutting distance The allowance is beneficial to performing on-site cutting processing according to the actual space size, so that the combined lining structure is in a fastening state along the circumferential tangential direction, the integral structure of the lining is very stable, and the service life of the refractory lining is effectively prolonged; the second shaft kiln refractory lining combined brick 3 comprises a first combined brick 50 and a second combined brick 60 adjacent to the first combined brick 50, and the joint surface of the first combined brick 50 and the second combined brick 60 is a vertical surface which passes through the furnace center of the shaft kiln 1, so that the close arrangement is facilitated, and the combined bricks are uniformly arranged in the refractory lining of the shaft kiln 1.
The structure of the first shaft kiln refractory lining composite brick 2 is described in detail as follows:
as shown in fig. 4 and 5, in order to ensure the tight connection between the combined bricks, a first protrusion 211 is disposed on one surface of the first supporting brick 20 close to the door locking brick 40, a second protrusion 311 is disposed on one surface of the second supporting brick 30 close to the door locking brick 40, the door locking brick 40 includes a first locking brick 41 and a second locking brick 42 adjacent to the first locking brick 41, and a first groove 411 is disposed on the first locking brick 41 and abuts against the first protrusion 211, so as to achieve the fastening connection between the first supporting brick 20 and the first locking brick 41, and a second groove 421 is disposed on the second locking brick 42 and abuts against the second protrusion 311, so as to achieve the fastening connection between the second supporting brick 30 and the second locking brick 42, so that the door locking brick 40 does not move in the horizontal radiation direction of the furnace core.
As shown in fig. 6 and 7, the first supporting brick 20 includes a first special-shaped brick 21, a second special-shaped brick 22 and a third special-shaped brick 23, wherein the second special-shaped brick 22 is located between the first special-shaped brick 21 and the third special-shaped brick 23, and the first protrusion 211 is disposed on the first special-shaped brick 21 and vertically disposed along the inner side of the first special-shaped brick 21 from top to bottom, so as to achieve the fastening connection of the first special-shaped brick 21 and the first locking brick 41, and suspension grooves 10 are disposed on the first special-shaped brick 21, the second special-shaped brick 22 and the third special-shaped brick 23 on the side opposite to the first protrusion 211, and the respective suspension grooves of two adjacent groups of bricks are spliced two by two to form a complete suspension groove structure, through which the first supporting brick 20 can be fixed on a metal hanger in the shaft kiln 1, so that the first supporting brick 20 is firmly attached in the shaft kiln, and the combined brick structure has a long service life and a combined lining with a high pressure and a strong lock, thereby significantly improving the service life of the lining of the shaft kiln.
The suspension channel 10 comprises a square channel 11 and a circular hole 12 in the square channel 11, wherein the square channel 11 is located on top of the first profile-brick 21, the second profile-brick 22 and the third profile-brick 23, facilitating the fixing of the first support-brick 20 on the metal pendant. The first special-shaped brick 21 with the adjacent one side of second special-shaped brick 22 is equipped with the third recess, be equipped with on the second special-shaped brick 22 with the butt joint of third recess third lug 221 and with the adjacent fourth recess of third special-shaped brick 23, through the third recess and the cooperation realization of third lug 221 first special-shaped brick 21 and the inseparable bonding of second special-shaped brick 22, be equipped with on the third special-shaped brick 23 with the butt joint of fourth recess fourth lug 231, through the fourth recess and the realization of fourth lug 231 second special-shaped brick 22 with the inseparable bonding of third special-shaped brick 23. The horizontal cross sections of the third groove and the fourth groove are isosceles trapezoids, which not only facilitates manufacturing, but also facilitates matching with the third bump 221 and the fourth bump 231 respectively.
In this embodiment, the structure of the second supporting brick 30 is identical to the structure of the first supporting brick 20, the second supporting brick 30 includes a fourth shaped brick, a fifth shaped brick and a sixth shaped brick, the fifth shaped brick is located between the fourth shaped brick and the sixth shaped brick, and the structures of the fourth shaped brick, the fifth shaped brick and the sixth shaped brick are the same as the structures of the first shaped brick 21, the second shaped brick 22 and the third shaped brick 23, and therefore, the description thereof will not be repeated.
As shown in fig. 8A, 8B and 9A, 9B and 10A, 10B, the locking closure tile 40 further comprises a third locking tile 43 located between the first and second support tiles 20, 30, and the third locking tile 43 is adjacent to the second profiled tile 22, thereby facilitating securing of the first and second support tiles 20, 30 to the locking closure tile 40. In this embodiment, the first lock brick 41, the second lock brick 42 and the third lock brick 43 form a combined door lock brick 40, and two combined door lock bricks 40 are disposed between the first support brick 20 and the second support brick 30. In particular, between the first profile tile 21 and the fourth profile tile a first lock tile 41 and a second lock tile 42 are arranged, between the second profile tile 22 and the fifth profile tile two of the third lock tiles 43, between the third profile tile 23 and the sixth profile tile a first lock tile 41 and a second lock tile 42 are arranged.
Since the first supporting brick 20 and the second supporting brick 30 are oppositely arranged to form a cone-shaped space, the size of the upper top surface of the first locking brick 41 and the second locking brick 42 is larger than that of the lower bottom surface, and the size of the upper top surface of the third locking brick 43 is larger than that of the lower bottom surface, so that the door locking brick 40 can be fixed between the first supporting brick 20 and the second supporting brick 30. The horizontal cross-sections of the first groove 411 and the second groove 421 are isosceles trapezoids, thereby facilitating the close fit with the first protrusion 211 and the second protrusion 311, respectively.
In this embodiment, hang groove 10 for open embedded, the degree of depth of square groove 11 is 9mm, round hole 12 comprises outer hole and hole, just the diameter of outer hole is greater than the diameter of hole, specifically, the diameter of outer hole is 27mm, the diameter of hole is 25mm, and the degree of depth is 23mm. The refractory lining combined bricks of the shaft kiln are sequentially built from the outside to the inside of the furnace from top to bottom, so that the combined lining structure is in a fastening state along the circumferential tangential direction. The joint surfaces between the first supporting brick 20 and the first locking brick 41 and the joint surfaces between the second supporting brick 30 and the second locking brick 42 pass through the non-vertical surfaces of the shaft kiln core, and the top of the joint surfaces inclines towards the outside in the two side directions. When closing the door, the door closing lock brick 40 is placed into a conical hopper-shaped space formed by the relative arrangement of the first support brick 20 and the second support brick 30 from top to bottom, and the door closing force is converted into the supporting force in the horizontal direction by the wedge-shaped structure. When the door locking brick 40 is cut and machined on site according to the actual space size, the machined surface is the middle joint surface of the first locking brick 41 and the second locking brick 42.
The first special-shaped brick 21 is close to the furnace, the horizontal section of the first bump 211 is an isosceles trapezoid, the lengths of the upper bottom and the lower bottom are 45mm and 75mm respectively, and the height is 25mm; the first groove 411 is arranged along the inner surface of the first lock brick 41, the horizontal section of the first groove 411 is isosceles trapezoid, and the upper bottom, the lower bottom and the height are 47mm, 77mm and 27mm respectively.
The structure of the second shaft kiln refractory lining composite brick 3 is described in detail as follows:
as shown in fig. 11, a first hanging groove 51 is formed on one side of the first combined brick 50, a second hanging groove 61 is formed on one side of the second combined brick 60, which is in close contact with the first combined brick 50, and the first hanging groove 51 and the second hanging groove 61 are oppositely arranged, and a metal hanger is inserted into a notch formed by the first hanging groove 51 and the second hanging groove 61, so that the first combined brick 50 is favorably and stably fixed on the second combined brick 60, the whole structure of the lining is very stable, and the service life of the refractory lining is effectively prolonged.
As shown in fig. 12 and 13, the first composite brick 50 comprises a first profile brick 52, a second profile brick 53 and a third profile brick 54, wherein the second profile brick 53 is located between the first profile brick 52 and the third profile brick 54, and the vertical plane and the horizontal plane of the first profile brick 52, the second profile brick 53 and the third profile brick 54 are combined to form an included angle of 90 °, so as to facilitate the close arrangement of the first composite brick 50 on the lining of the vertical kiln 1. The first hanging groove 51 is positioned on top of the first profile brick 52, the second profile brick 53 and the third profile brick 54, respectively, to facilitate the close fitting of the first composite brick 50 and the second composite brick 60.
The first hanging groove 51 comprises a first square groove 55 and a first round hole 56 in the first square groove 55, wherein the first square groove 55 is located on top of the first profile brick 52, the second profile brick 53 and the third profile brick 54, thereby facilitating the close fit of the first combination brick 50 and the second combination brick 60.
A first concave groove is formed in one surface, adjacent to the second special-shaped brick 53, of the first special-shaped brick 52, a first convex block 531 in butt joint with the first concave groove and a second concave groove adjacent to the third special-shaped brick 54 are arranged on the second special-shaped brick 53, tight combination of the first special-shaped brick 52 and the second special-shaped brick 53 is achieved through matching of the first concave groove and the first convex block 531, a second convex block 541 in butt joint with the second concave groove is arranged on the third special-shaped brick 54, and tight combination of the second special-shaped brick 53 and the third special-shaped brick 54 is achieved through combination of the second concave groove and the second convex block 541. The vertical cross sections of the first concave groove and the second concave groove are isosceles trapezoids, which not only facilitates the manufacturing and processing, but also facilitates the close fit with the first convex block 531 and the second convex block 541 respectively. In this embodiment, the length dimensions of the upper bottom, the lower bottom and the height of the first concave groove are respectively 100mm, 120mm and 20mm, and the length dimensions of the upper bottom, the lower bottom and the height of the second concave groove are respectively 104mm, 124mm and 22mm.
In this embodiment, the structure of the second combination brick 60 is completely the same as that of the first combination brick 50, and is arranged in a mirror symmetry manner. The second combination brick 60 includes a fourth special-shaped brick, a fifth special-shaped brick and a sixth special-shaped brick, the fifth special-shaped brick is located between the fourth special-shaped brick and the sixth special-shaped brick, and the structures of the fourth special-shaped brick, the fifth special-shaped brick and the sixth special-shaped brick are the same as the structures of the first special-shaped brick 52, the second special-shaped brick 53 and the third special-shaped brick 54, and therefore, the description is not repeated.
In this embodiment, the first suspension groove 51 and the second suspension groove 61 are both open and embedded, the depth of the first square groove 11 is 9mm, the first circular hole 12 is composed of an outer hole and an inner hole, the diameter of the outer hole is greater than that of the inner hole, specifically, the diameter of the outer hole is 27mm, the diameter of the inner hole is 25mm, and the depth is 23mm.
In this embodiment, the included angle formed between the first and second bricks 50 and 60 and the core of the shaft kiln 1 is 4 ° to 6 °, so as to facilitate the close arrangement in the inner lining of the shaft kiln and make the combination tight. When the included angle formed between the first combined brick 50 and the second combined brick 60 and the furnace core of the shaft kiln 1 is 5 degrees, the first combined brick and the second combined brick are favorable for being tightly arranged in the lining of the shaft kiln, so that the integral structure of the lining is very stable.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. The utility model provides a two thorax lime shaft kiln refractory lining composite set, includes first shaft kiln refractory lining composite brick and second shaft kiln refractory lining composite brick, wherein first shaft kiln refractory lining composite brick is installed closing door position department on the shaft kiln refractory lining, wherein closing the door position has four regions, distribute in on two central lines of mutually perpendicular on the shaft kiln horizontal projection view, second shaft kiln refractory lining composite brick is installed non-closing door position department on the shaft kiln refractory lining, its characterized in that: the first shaft kiln fireproof lining combined brick comprises a first supporting brick, a second supporting brick and a door closing lock brick positioned between the first supporting brick and the second supporting brick, wherein the first supporting brick and the second supporting brick are oppositely arranged to form a cone-shaped space, and the door closing lock brick is positioned in the cone-shaped space; the second shaft kiln fireproof lining combined brick comprises a first combined brick and a second combined brick adjacent to the first combined brick, the combined surface of the first combined brick and the second combined brick is a vertical surface, the vertical surface penetrates through the furnace core of the shaft kiln, a first convex block is arranged on one surface, close to the door-closing lock brick, of the first supporting brick, a second convex block is arranged on one surface, close to the door-closing lock brick, of the second supporting brick, the door-closing lock brick comprises a first lock brick and a second lock brick adjacent to the first lock brick, a first groove in butt joint with the first convex block is arranged on the first lock brick, a second groove in butt joint with the second convex block is arranged on the second lock brick, first supporting brick includes first special-shaped brick, second special-shaped brick and third special-shaped brick, wherein second special-shaped brick is located first special-shaped brick with between the third special-shaped brick, just first lug sets up on the first special-shaped brick, second special-shaped brick and on the third special-shaped brick with the one side that first lug is relative all is equipped with hangs the groove, the one side of first combination brick is equipped with first suspension groove, on the second combination brick with the one side that first combination brick is hugged closely is equipped with the second and hangs the groove, just first suspension groove with the second hangs the relative setting of groove.
2. The double-bore lime shaft kiln refractory lining combination as defined in claim 1, wherein: the suspension groove comprises a square groove and a round hole positioned in the square groove, wherein the square groove is positioned at the tops of the first special-shaped brick, the second special-shaped brick and the third special-shaped brick.
3. The double-bore lime shaft kiln refractory lining combination as defined in claim 1, wherein: the first special-shaped brick and the adjacent one side of second special-shaped brick are equipped with the third recess, be equipped with on the second special-shaped brick with the butt joint of third recess third lug and with the adjacent fourth recess of third different-shaped brick, be equipped with on the third different-shaped brick with the butt joint of fourth lug of fourth recess.
4. The apparatus of claim 1, wherein: the door locking tile further comprises a third locking tile positioned between the first supporting tile and the second supporting tile, and the third locking tile is adjacent to the second special-shaped tile.
5. The apparatus of claim 4, wherein: the sizes of the upper top surfaces of the first locking brick, the second locking brick and the third locking brick are all larger than the sizes of the lower bottom surfaces of the first locking brick, the second locking brick and the third locking brick.
6. The apparatus of claim 1, wherein: the first combined brick comprises a first special-shaped brick, a second special-shaped brick and a third special-shaped brick, wherein the second special-shaped brick is positioned between the first special-shaped brick and the third special-shaped brick, and an included angle formed between a vertical plane and a transverse plane after the first special-shaped brick, the second special-shaped brick and the third special-shaped brick are combined is 90 degrees.
7. The double-bore lime shaft kiln refractory lining combination as defined in claim 6, wherein: the special-shaped brick comprises a first special-shaped brick and a second special-shaped brick, wherein a first concave groove is formed in one side, adjacent to the second special-shaped brick, of the first special-shaped brick, a first convex block butted with the first concave groove and a second concave groove butted with a third special-shaped brick are formed in the second special-shaped brick, and a second convex block butted with the second concave groove is formed in the third special-shaped brick.
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| CN201710942320.2A CN107619205B (en) | 2017-10-11 | 2017-10-11 | Double-chamber lime shaft kiln fire-resistant lining combination device |
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| CN201710942320.2A CN107619205B (en) | 2017-10-11 | 2017-10-11 | Double-chamber lime shaft kiln fire-resistant lining combination device |
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| CN107619205A CN107619205A (en) | 2018-01-23 |
| CN107619205B true CN107619205B (en) | 2023-04-11 |
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| CN114353506B (en) * | 2022-01-27 | 2023-06-23 | 中冶长天国际工程有限责任公司 | Annular channel structure for double-chamber lime kiln |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB587681A (en) * | 1944-07-04 | 1947-05-02 | Charles Frederick Priest | Improvements in and relating to furnaces or kilns for calcining solid materials |
| CN203033894U (en) * | 2012-12-31 | 2013-07-03 | 广东韶钢松山股份有限公司 | Parallel flow heat storage double chamber kiln support arch structure |
| CN203284334U (en) * | 2013-03-07 | 2013-11-13 | 上海宝冶建设工业炉工程技术有限公司 | Energy-saving twin-tube vertical lime kiln |
| CN105819713A (en) * | 2016-06-14 | 2016-08-03 | 刘伟 | Vertical wedge-shaped refractory brick for rotary limestone kiln |
| CN105924024A (en) * | 2016-06-21 | 2016-09-07 | 刘伟 | Fireproof brick for lining of limestone vertical kiln |
| CN207537358U (en) * | 2017-10-11 | 2018-06-26 | 上海宝冶建设工业炉工程技术有限公司 | Double thorax lime shaft kiln refractory lining combination units |
-
2017
- 2017-10-11 CN CN201710942320.2A patent/CN107619205B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB587681A (en) * | 1944-07-04 | 1947-05-02 | Charles Frederick Priest | Improvements in and relating to furnaces or kilns for calcining solid materials |
| CN203033894U (en) * | 2012-12-31 | 2013-07-03 | 广东韶钢松山股份有限公司 | Parallel flow heat storage double chamber kiln support arch structure |
| CN203284334U (en) * | 2013-03-07 | 2013-11-13 | 上海宝冶建设工业炉工程技术有限公司 | Energy-saving twin-tube vertical lime kiln |
| CN105819713A (en) * | 2016-06-14 | 2016-08-03 | 刘伟 | Vertical wedge-shaped refractory brick for rotary limestone kiln |
| CN105924024A (en) * | 2016-06-21 | 2016-09-07 | 刘伟 | Fireproof brick for lining of limestone vertical kiln |
| CN207537358U (en) * | 2017-10-11 | 2018-06-26 | 上海宝冶建设工业炉工程技术有限公司 | Double thorax lime shaft kiln refractory lining combination units |
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| CN107619205A (en) | 2018-01-23 |
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Address after: No. 168, Siyuan Road, Baoshan District, Shanghai, 201900 Applicant after: SHANGHAI BAOYE METALLURGY ENGINEERING Co.,Ltd. Address before: No. 168, Siyuan Road, Baoshan District, Shanghai, 201900 Applicant before: SHANGHAI BAOYE CONSTRUCTION INDUSTRIAL FURNACE ENGINEERING TECHNOLOGY Co.,Ltd. |
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