CN2771617Y - Corundum ceramic anti-wear lining structure assembly - Google Patents
Corundum ceramic anti-wear lining structure assembly Download PDFInfo
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- CN2771617Y CN2771617Y CN 200520068428 CN200520068428U CN2771617Y CN 2771617 Y CN2771617 Y CN 2771617Y CN 200520068428 CN200520068428 CN 200520068428 CN 200520068428 U CN200520068428 U CN 200520068428U CN 2771617 Y CN2771617 Y CN 2771617Y
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Abstract
The utility model belongs to an abrasion-prevention structural component for a power preparation and slag discharge system of a thermal power plant. The utility model has a plurality of abrasion-resistance corundum ceramic blocks which are respectively integration component. Each corundum ceramic block is provided with a block body, a protrusion part, a limit part and a connecting hole. The shape of the limit part corresponds to the shape of the corresponding protrusion part. The utility model is also provided with a metal shell body, a metal lining plate, a shock prevention pad, metal welding bolts which have the same number with the corundum ceramic blocks, metal screw caps and corundum ceramic plugs. The metal lining plate is fixed on the metal shell body. Each metal welding bolt is fixed on one surface of the metal lining plate. The shock prevention bolt is arranged on one side of the surface of the metal lining plate welded with the metal welding bolt. One set of metal welding bolts and metal screw caps corresponding to each corundum ceramic block is fixed on the metal lining plate provided with the shock prevention pad. The corundum ceramic plug is plugged in the connecting hole of the corresponding corundum ceramic block and is fixed on one end opening of the corundum ceramic block. The utility model has the advantages of flushing resistance, long service life and convenient exchange in use.
Description
Technical field
The utility model relates to the anti-abration structure assembly in powder process of a kind of thermal power plant and the dreg removing system.
Background technique
The boiler great majority that the coal-burning power plant uses are pulverized coal fired boiler, all need be equipped with the pulverizing system that coal cinder is milled into coal dust.Coal dust enters into the pulverized coal fired boiler combustion power generation by the coal convey pipe road with certain speed, before particularly coal dust enters the coal powder fired boiler burner cylindrical shell, the pipeline inner wall of pulverized coal conveying constantly is subjected to the impact of coal dust, and the pipeline that the good material of need selecting wear resistance for use is made, usually can adopt wear-resisting alloy steel, but for the position of wearing and tearing especially easily such as the outlet port of the coal pulverizer of pulverizing system, damper on the coal convey pipe road and the inwall of cyclone separator, even if the employing wear-resisting alloy steel often also has only the working life about 1 year.As the improvement to conventional art, Chinese patent application 01254955 discloses a kind of " arch (bridge) type abrasion-resistant corundum ceramics liner boiler-burner cylindrical shell ".This cylindrical shell comprises shell base material and corundum ceramic piece, on shell base material inwall, post polylith corundum ceramic piece, polylith corundum ceramic piece closely rearranges boiler-burner liner cylindrical shell, on shell base material and corundum ceramic piece, have through hole, bolt passes through hole shell base material and corundum ceramic piece is fixed together, the corundum ceramic plug is filled in the through hole of corundum ceramic piece and covered the port of through hole, scribble the high temperature inorganic glue in the slit between corundum ceramic piece and shell base material, between corundum ceramic piece and corundum ceramic interblock, corundum ceramic piece and corundum ceramic plug.Fixedly the bolt of the corundum ceramic piece shell base material that passes cylindrical shell will make the bulk strength of shell base material reduce, and coal dust to the collision of corundum ceramic piece liner and impact can rigid of transmission to cylinder shell, the time has been grown and then can make shell produce certain deformation; Though scribble the high temperature inorganic glue between corundum ceramic piece and the corundum ceramic piece and between the slit between the shell base material of corundum ceramic piece and cylindrical shell, after but the shell base material produces deformation, then can make to produce between corundum ceramic piece and the shell base material and come unstuck, and the corundum ceramic piece is subjected to also can causing after the impact producing between the contiguous corundum ceramic piece and comes unstuck, thereby and influence the airtight normal conveying that has a strong impact on coal dust of cylindrical shell; And since at the number of the corundum ceramic piece of damaged location generally more than tens of, the damaged location that repair cylindrical shell then needs block-by-block to change the corundum ceramic piece, the operation more complicated, wastes time and energy.
The model utility content
Anti-ly when the purpose of this utility model provides a kind of use wash away, long service life, change Structural Assembly Of Corundum Ceramic Wear-resistant Lining easily.
Realize that the technological scheme in the utility model purpose is, this assembly has the metal shell corundum ceramic piece identical with the polylith shape, and each corundum ceramic piece is integral piece, all has the piece main body and is arranged on the piece main body and runs through attachment hole before and after the piece main body; Its structural feature is: this assembly also has a metal backing, antivibration pad, metal solder bolt, metal nut and corundum ceramic plug that quantity is identical with the quantity of corundum ceramic piece; Each corundum ceramic piece also has protuberance and limited part; The protuberance of each corundum ceramic piece is positioned at the left side and the downside of piece main body, and the limited part of each corundum ceramic piece is positioned at the right side and the upside of piece main body; The shape of the limited part that is positioned at upside of each corundum ceramic piece is corresponding with the shape of the protuberance that is positioned at downside, and the shape of the limited part that is positioned at the right side of each corundum ceramic piece is corresponding with the shape of the protuberance that is positioned at the left side; The attachment hole of each corundum ceramic piece is the cylindrical step hole, and the diameter of the front hole section in this cylindrical step hole is greater than the diameter of rear orifice section; The arc plate that is shaped as rectangular flat plate or long strip of metal backing, the basic shape of the piece main body of each corundum ceramic piece then are that corresponding planar or arc are tabular; Each metal solder bolt is weldingly fixed on the surface of metal backing along the length direction of the metal backing mode by in-line; Another surface of metal backing is oppositely arranged with the metal shell inwall, and vertically is provided with by its length direction, and metal backing is weldingly fixed on the metal shell; Antivibration pad is arranged on the surface that is welded with the metal solder bolt one side of metal backing, each metal solder bolt thread portion is arranged in the attachment hole of a corresponding corundum ceramic piece and the front hole section that its front end is in this attachment hole, and is tightened on the front end of metal solder bolt and corresponding corundum ceramic piece is fixedly clamped by a corresponding metal nut and be provided with on the metal backing of antivibration pad; Each corundum ceramic plug is filled in the front hole section of attachment hole of a corresponding corundum ceramic piece and is fixed on its port; Limited part by the corundum ceramic piece of the protuberance of the corundum ceramic piece of top and below between the adjacent corundum ceramic piece cooperatively interacts.
Above-mentioned Structural Assembly Of Corundum Ceramic Wear-resistant Lining also has the snap close pad, and the snap close pad is the steel integral piece, has gasket part and symmetry and is connected a gasket part extremely snap lock cramp on every side; The gasket part of snap close pad has the attachment hole in the middle of being positioned at; The corundum ceramic plug has the snapping portion that is positioned at the rear portion and is positioned at anterior choking portion; The snap close pad is enclosed within outside the metal solder bolt by its gasket part, and is pressed on by metal nut between the end face forward in the attachment hole of metal nut and corundum ceramic piece; The snapping portion of corundum ceramic plug is fastened by the elastic lock mortice lock of snap close pad; The choking portion of corundum ceramic plug matches with the front hole section of the attachment hole of corundum ceramic piece.
The basic shape of the piece main body of above-mentioned corundum ceramic piece is that planar or arc are tabular; The protuberance of corundum ceramic piece is the tenon that is positioned at piece main body left side central portion and following middle side part, and the limited part of corundum ceramic piece is the groove seat that is positioned at piece main body right side and upside; The shape of the groove of the groove seat that is positioned at upside of corundum ceramic piece is corresponding with the shape of the tenon that is positioned at downside, and the shape of the groove of the groove seat that is positioned at the right side of corundum ceramic piece is corresponding with the shape of the tenon that is positioned at the left side; The sectional shape of the tenon of corundum ceramic piece is circular arc, trapezoidal, triangle or square.
The basic shape of the piece main body of above-mentioned corundum ceramic piece is a planar, the protuberance of corundum ceramic piece is the cuboid piece that is positioned at piece main body rear portion, left side and downside rear portion, the limited part of corundum ceramic piece is the cuboid piece that is positioned at front portion, piece main body right side and last forequarter, is stepped thereby make the global shape of abrasion-resistant corundum ceramics piece; Antivibration pad is rubber sheet gasket or hard asbestos washer; Between the adjacent corundum ceramic piece, bonding mutually between each corundum ceramic piece and the corresponding corundum ceramic plug by the heat-resisting antiwear paint that solidifies, and make airtight connection between the adjacent corundum ceramic piece, make corundum ceramic piece and airtight connection between the corundum ceramic plug accordingly.
The thickness d of above-mentioned corundum ceramic piece is 15 to 30 millimeters, and height h is 50 to 150 millimeters, and width s is 40 to 60 millimeters; The thickness of antivibration pad is 2 to 3 millimeters; Metal backing is the steel liner plate, and its thickness of slab is 2 millimeters to 5 millimeters, and plate is wide to be stretched out from the metal backing left side less than the width of corundum ceramic piece and the protuberance of corundum ceramic piece, and metal backing is provided with 5 to 20 corundum ceramic pieces.
The good effect that the utlity model has: (1) the utility model utilizes the alundum ceramic block of high wear resistance as scuff-resistant coating, can protect equipment effectively, prolongs the working life of equipment.(2) corundum ceramic piece of the present utility model can adopt corresponding structure and adapt to the requirement of curved surface, plane and corner, and application area is wider.(3) abrasionproof lining structure assembly of the present utility model adopts metal solder bolt and corresponding metal nut as link on Placement, guarantee the corundum ceramic piece can with the metal backing strong bonded.(4) abrasionproof lining structure assembly of the present utility model is provided with one deck antivibration pad between corundum ceramic piece and metal shell, with the steadiness that guarantees that the corundum ceramic piece is installed, and when selecting rubber-like rubber or asbestos slate, then have adaptability and shock-resistant and vibration resistance performance that good high-temperature expands as antivibration pad.(5), fixedly install the corundum ceramic plug in that the port of the front hole section of the attachment hole of corundum ceramic piece is airtight, and make the metal solder bolt be in safe work condition environment forever for the metal solder bolt that guarantees to be welded on the metal backing does not directly contact material.(6) consider that work condition environment is poor, the inclement condition harshness, can in advance metal solder stud weld be connected on the bullion liner plate, and guarantee that fixed point location is correct, angle meets the housing requirement, metal backing is welded on the apparatus casing again, according to technological requirement the corundum ceramic piece is installed then, fitting operation is simple, and it is convenient to change.
Description of drawings
Fig. 1 is a kind of schematic perspective view of abrasion-resistant corundum ceramics piece of the present utility model.
Fig. 2 is the schematic perspective view when observing from the rear of Fig. 1.
Fig. 3 is that the A-A of Fig. 1 is to cross-sectional schematic.
Fig. 4 is the another kind of schematic perspective view of abrasion-resistant corundum ceramics piece of the present utility model.
Fig. 5 is the schematic perspective view when observing from the rear of Fig. 4.
Fig. 6 is that the B-B of Fig. 4 is to cross-sectional schematic.
Fig. 7 is the another kind of schematic perspective view of abrasion-resistant corundum ceramics piece of the present utility model.
Fig. 8 is the schematic perspective view when observing from the rear of Fig. 4.
Fig. 9 is that the C-C of Fig. 4 is to cross-sectional schematic.
Figure 10 is a kind of schematic perspective view of the present utility model.
Figure 11 is the schematic perspective view when the opposite side of Figure 10 is observed.
Figure 12 is the perspective exploded view of Figure 11.
Figure 13 is the perspective exploded view when observing from the rear of Figure 12.
Figure 14 is that the D-D of Figure 10 is to generalized section.
Figure 15 is an another kind of schematic perspective view of the present utility model.
Figure 16 is the schematic perspective view when the opposite side of Figure 15 is observed.
Figure 17 is the perspective exploded view of Figure 16.
Figure 18 is the perspective exploded view when observing from the rear of Figure 17.
Embodiment
(embodiment 1)
See Figure 10 to Figure 14, the Structural Assembly Of Corundum Ceramic Wear-resistant Lining of present embodiment has metal shell 1, metal backing 2,10 block-shaped identical corundum ceramic piece 4, antivibration pad 5, quantity metal solder bolt 3, metal nut 6, corundum ceramic plug 7 and snap close pads 8 identical with the quantity of corundum ceramic piece 4.
See Fig. 1 to Fig. 3, the abrasion-resistant corundum ceramics piece 4 usefulness content 〉=99%Al of present embodiment
2O
3Micro mist and a certain amount of agglutinant are pressed by 2～3 times compression ratio, press uses the corundum ceramic piece 4 corresponding moulds with Fig. 1 to Fig. 3, after exerting pressure by press, obtain the base substrate of respective shapes, then sinter molding under 1600 ℃～1750 ℃ high temperature.The raw material of abrasion-resistant corundum ceramics piece 4 also can adopt the disclosed prescription of Chinese patent application 99115494.0 " a kind of abrasion-resistant corundum ceramics ", and makes corundum ceramic piece 4 according to method wherein.
Corundum ceramic piece 4 shown in the figure is an integral piece, has piece main body 40, protuberance 41, limited part 42 and is arranged on the piece main body 40 and runs through the attachment hole 43 of piece main body 40 front and back.Protuberance 41 is positioned at the left side and the downside of piece main body 40, and limited part 42 is positioned at the right side and the upside of piece main body 40.The shape of limited part 42 that is positioned at upside is corresponding with the shape of the protuberance 41 that is positioned at downside, and the shape of limited part 42 that is positioned at the right side is corresponding with the shape of the protuberance 41 that is positioned at the left side.Attachment hole 43 is the cylindrical step hole, and the diameter of the front hole section in this cylindrical step hole is greater than the diameter of rear orifice section.
See Fig. 1 to Fig. 3, the basic shape of piece main body 40 is a planar.Protuberance 41 is for being positioned at the tenon of piece main body 40 left side central portion and following middle side part, and limited part 42 is for being positioned at the groove seat 42 of piece main body 40 right sides and upside.The shape of groove of groove seat 42 that is positioned at upside is corresponding with the shape of the tenon 41 that is positioned at downside, and the shape of groove of groove seat 42 that is positioned at the right side is corresponding with the shape of the tenon 41 that is positioned at the left side.The sectional shape of tenon 41 is a circular arc.
Still see Figure 10 to Figure 14, metal backing 2 be shaped as rectangular flat plate, the planar that is shaped as cuboid shape of the piece main body 40 of each corundum ceramic piece 4; Antivibration pad 5 is a rubber sheet gasket; Corundum ceramic plug 7 has the snapping portion 72 that is positioned at the rear portion and is positioned at anterior choking portion 71; Snap close pad 8 is the steel integral piece, has gasket part 81 and symmetry and is connected gasket part 81 3 snap lock cramps 82 on every side; The gasket part 81 of snap close pad 8 has the attachment hole in the middle of being positioned at; Each metal solder bolt 3 is weldingly fixed on the surface of metal backing 2 along the length direction of metal backing 2 mode by in-line; Another surface of metal backing 2 is oppositely arranged with metal shell 1 inwall, and vertically is provided with by its length direction, and metal backing 2 is weldingly fixed on the metal shell 1.Antivibration pad 5 is arranged on the surface that is welded with metal solder bolt 3 one side of metal backing 2, each metal solder bolt 3 screw section is arranged in the attachment hole 43 of a corresponding corundum ceramic piece 4 and the front hole section that its front end is in this attachment hole 43, snap close pad 8 is enclosed within outside the metal solder bolt 3 by its gasket part 81, and be tightened on the metal solder bolt 3 and successively the gasket part 81 of snap close pad 8 be pressed on the end face forward in the attachment hole 43 of corundum ceramic piece 4 by a corresponding metal nut 6, and then corundum ceramic piece 4 is pressed on the antivibration pad 5, and antivibration pad 5 is pressed on the metal backing 2.Each corundum ceramic plug 7 is filled in the front hole section of attachment hole 43 of a corresponding corundum ceramic piece 4 and its snapping portion 72 is lived by snap lock cramp 82 snap closes of snap close pad 8, thereby corundum ceramic plug 7 is fixed on the snap close pad 8, thereby make corundum ceramic plug 7 be in the port of front hole section of the attachment hole 43 of corundum ceramic piece 4, and the choking portion 71 of corundum ceramic plug 7 match with the front hole section of the attachment hole 43 of corundum ceramic piece 4.Cooperatively interact by the protuberance 41 (also being the tenon portion of circular arc) of the corundum ceramic piece 4 of top limited part 42 (groove part that also promptly has circular groove) between the adjacent corundum ceramic piece 4 with the corundum ceramic piece 4 of below.Between the adjacent corundum ceramic piece 4, bonding mutually between each corundum ceramic piece 4 and the corresponding corundum ceramic plug 7 by the heat-resisting antiwear paint that solidifies, and make airtight connection between the adjacent corundum ceramic piece 4, make corundum ceramic piece 4 and airtight connection between the corundum ceramic plug 7 accordingly.
See Figure 10 to Figure 14, the thickness d of each corundum ceramic piece 4 is 20 millimeters, and height h is 100 millimeters, and width s is 50 millimeters; The thickness of antivibration pad 5 is 3 millimeters; Metal backing 2 is the steel liner plate, its thickness of slab is 3 millimeters, plate is wide to be stretched out from metal backing 2 left sides less than the width of corundum ceramic piece 4 and the protuberance 41 of corundum ceramic piece 4 (also being the tenon portion of circular arc), metal backing 2 is provided with 10 corundum ceramic pieces 4 (Figure 10 to Figure 14 only expresses wherein 3, and corresponding metal liner plate 2, antivibration pad 5 are also only expressed corresponding part).
(embodiment 2)
The thickness d of the corundum ceramic piece 4 of present embodiment is 15 millimeters, and height h is 50 millimeters, and width s is 40 millimeters; The thickness of antivibration pad 5 is 2 millimeters; Metal backing 2 is the steel liner plate, and its thickness of slab is 2 millimeters, and metal backing 2 is provided with 5 corundum ceramic pieces 4, and other structures are identical with embodiment 1.
(embodiment 3)
The thickness d of the corundum ceramic piece 4 of present embodiment is 30 millimeters, and height h is 150 millimeters, and width s is 60 millimeters; The thickness of antivibration pad 5 is 5 millimeters; Metal backing 2 is the steel liner plate, and its thickness of slab is 5 millimeters, and metal backing 2 is provided with 20 corundum ceramic pieces 4, and other structures are identical with embodiment 1.
(embodiment 4)
See Fig. 7 to Fig. 9, the basic shape of the piece main body 40 of the corundum ceramic piece 4 of present embodiment is a planar, the protuberance 41 of corundum ceramic piece 4 is for being positioned at the cuboid piece at piece main body rear portion, 40 left side and downside rear portion, the limited part 42 of corundum ceramic piece 4 is stepped for being positioned at the cuboid piece of front portion, piece main body 40 right sides and last forequarter thereby make the global shape of abrasion-resistant corundum ceramics piece 4.Other structure is identical with embodiment 1.
(embodiment 5)
See Fig. 7 to Fig. 9, the basic shape of the piece main body 40 of the corundum ceramic piece 4 of present embodiment is a planar, the protuberance 41 of corundum ceramic piece 4 is for being positioned at the cuboid piece at piece main body rear portion, 40 left side and downside rear portion, the limited part 42 of corundum ceramic piece 4 is stepped for being positioned at the cuboid piece of front portion, piece main body 40 right sides and last forequarter thereby make the global shape of abrasion-resistant corundum ceramics piece 4.Other structure is identical with embodiment 2.
(embodiment 6)
See Fig. 7 to Fig. 9, the basic shape of the piece main body 40 of the corundum ceramic piece 4 of present embodiment is a planar, the protuberance 41 of corundum ceramic piece 4 is for being positioned at the cuboid piece at piece main body rear portion, 40 left side and downside rear portion, the limited part 42 of corundum ceramic piece 4 is stepped for being positioned at the cuboid piece of front portion, piece main body 40 right sides and last forequarter thereby make the global shape of abrasion-resistant corundum ceramics piece 4.Other structure is identical with embodiment 3.
(embodiment 7)
See Fig. 4 to Fig. 6, Figure 15 to Figure 18, the metal backing 2 of present embodiment be shaped as arc plate, the basic shape of the piece main body 40 of each corundum ceramic piece 4 then is corresponding arc plate, other structures are identical with embodiment 1.
(embodiment 8)
See Fig. 4 to Fig. 6, Figure 15 to Figure 18, the metal backing 2 of present embodiment be shaped as arc plate, the basic shape of the piece main body 40 of each corundum ceramic piece 4 then is corresponding arc plate, other structures are identical with embodiment 2.
(embodiment 9)
See Fig. 4 to Fig. 6, Figure 15 to Figure 18, the metal backing 2 of present embodiment be shaped as arc plate, the basic shape of the piece main body 40 of each corundum ceramic piece 4 then is corresponding arc plate, other structures are identical with embodiment 3.
(embodiment 10)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 1.
(embodiment 11)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 2.
(embodiment 12)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 3.
(embodiment 13)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 7.
(embodiment 14)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 8.
(embodiment 15)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is trapezoidal, and the sectional shape of the groove of groove seat 42 is corresponding trapezoidal with the sectional shape of tenon 41, and other structures are identical with embodiment 9.
(embodiment 16)
The shockproof pad 5 of present embodiment is the hard asbestos washer, and other structures are identical with embodiment 1.
(embodiment 17)
The shockproof pad 5 of present embodiment is the hard asbestos washer, and other structures are identical with embodiment 4.
(embodiment 18)
The shockproof pad 5 of present embodiment is the hard asbestos washer, and other structures are identical with embodiment 7.
(embodiment 19)
The antivibration pad 5 of present embodiment is a rubber sheet gasket, and other structures are identical with embodiment 4.
(embodiment 20)
The antivibration pad 5 of present embodiment is a rubber sheet gasket, and other structures are identical with embodiment 5.
(embodiment 21)
The antivibration pad 5 of present embodiment is a rubber sheet gasket, and other structures are identical with embodiment 6.
(embodiment 22)
The snap close pad 8 of present embodiment has 4 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 1.
(embodiment 23)
The snap close pad 8 of present embodiment has 2 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 1.
(embodiment 24)
The snap close pad 8 of present embodiment has 4 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 4.
(embodiment 25)
The snap close pad 8 of present embodiment has 2 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 4.
(embodiment 26)
The snap close pad 8 of present embodiment has 4 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 7.
(embodiment 27)
The snap close pad 8 of present embodiment has 2 symmetries and is connected gasket part 81 snap lock cramp 82 on every side, and other structures are identical with embodiment 7.
(embodiment 28)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is a triangle, and the sectional shape of the groove of groove seat 42 is and the corresponding triangle of the sectional shape of tenon 41 that other structure is identical with embodiment 1.
(embodiment 29)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is square, and the sectional shape of the groove of groove seat 42 is corresponding square with the sectional shape of tenon 41, and other structure is identical with embodiment 1.
(embodiment 30)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is a triangle, and the sectional shape of the groove of groove seat 42 is and the corresponding triangle of the sectional shape of tenon 41 that other structure is identical with embodiment 2.
(embodiment 31)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is square, and the sectional shape of the groove of groove seat 42 is corresponding square with the sectional shape of tenon 41, and other structure is identical with embodiment 2.
(embodiment 32)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is a triangle, and the sectional shape of the groove of groove seat 42 is and the corresponding triangle of the sectional shape of tenon 41 that other structure is identical with embodiment 7.
(embodiment 33)
The sectional shape of the tenon 41 of the corundum ceramic piece 4 of present embodiment is square, and the sectional shape of the groove of groove seat 42 is corresponding square with the sectional shape of tenon 41, and other structure is identical with embodiment 7.
Claims (6)
1, a kind of Structural Assembly Of Corundum Ceramic Wear-resistant Lining, have metal shell (1) the corundum ceramic piece (4) identical with the polylith shape, each corundum ceramic piece (4) is integral piece, all has piece main body (40) and is arranged on the attachment hole (43) that piece main body (40) went up and ran through piece main body (40) front and back; It is characterized in that: this assembly also has a metal backing (2), antivibration pad (5), metal solder bolt (3), metal nut (6) and corundum ceramic plug (7) that quantity is identical with the quantity of corundum ceramic piece (4); Each corundum ceramic piece (4) also has protuberance (41) and limited part (42); The protuberance (41) of each corundum ceramic piece (4) is positioned at the left side and the downside of piece main body (40), and the limited part (42) of each corundum ceramic piece (4) is positioned at the right side and the upside of piece main body (40); The shape of the limited part that is positioned at upside (42) of each corundum ceramic piece (4) is corresponding with the shape of the protuberance that is positioned at downside (41), and the shape of the limited part that is positioned at the right side (42) of each corundum ceramic piece (4) is corresponding with the shape of the protuberance (41) that is positioned at the left side; The attachment hole (43) of each corundum ceramic piece (4) is the cylindrical step hole, and the diameter of the front hole section in this cylindrical step hole is greater than the diameter of rear orifice section; The arc plate that is shaped as rectangular flat plate or long strip of metal backing (2), the basic shape of the piece main body (40) of each corundum ceramic piece (4) then is that corresponding planar or arc are tabular; Each metal solder bolt (3) is weldingly fixed on the surface of metal backing (2) along the length direction of metal backing (2) mode by in-line; Another surface of metal backing (2) is oppositely arranged with metal shell (1) inwall, and vertically is provided with by its length direction, and metal backing (2) is weldingly fixed on the metal shell (1); Antivibration pad (5) is arranged on surface one side that is welded with metal solder bolt (3) of metal backing (2), each metal solder bolt (3) screw section is arranged in the attachment hole (43) of a corresponding corundum ceramic piece (4) and the front hole section that its front end is in this attachment hole (43), and is tightened on the front end of metal solder bolt (3) and corresponding corundum ceramic piece (4) is fixedly clamped on the metal backing that is provided with antivibration pad (5) (2) by a corresponding metal nut (6); Each corundum ceramic plug (7) is filled in the front hole section of attachment hole (43) of a corresponding corundum ceramic piece (4) and is fixed on its port; Cooperatively interact by the protuberance (41) of the corundum ceramic piece (4) of top limited part (42) between the adjacent corundum ceramic piece (4) with the corundum ceramic piece (4) of below.
2, Structural Assembly Of Corundum Ceramic Wear-resistant Lining according to claim 1 is characterized in that: the basic shape of the piece main body (40) of corundum ceramic piece (4) is that planar or arc are tabular; The protuberance (41) of corundum ceramic piece (4) is for being positioned at the tenon of piece main body (40) left side central portion and following middle side part, and the limited part (42) of corundum ceramic piece (4) is for being positioned at the groove seat (42) of piece main body (40) right side and upside; The shape of the groove of the groove seat (42) that is positioned at upside of corundum ceramic piece (4) is corresponding with the shape of the tenon that is positioned at downside (41), and the shape of the groove of the groove seat (42) that is positioned at the right side of corundum ceramic piece (4) is corresponding with the shape of the tenon (41) that is positioned at the left side; The sectional shape of the tenon (41) of corundum ceramic piece (4) is circular arc, trapezoidal, triangle or square.
3, Structural Assembly Of Corundum Ceramic Wear-resistant Lining according to claim 1, it is characterized in that: the basic shape of the piece main body (40) of corundum ceramic piece (4) is a planar, the protuberance (41) of corundum ceramic piece (4) is for being positioned at the cuboid piece at rear portion and downside rear portion on the left of the piece main body (40), the limited part (42) of corundum ceramic piece (4) is stepped for being positioned at the cuboid piece of front portion, piece main body (40) right side and last forequarter thereby make the global shape of abrasion-resistant corundum ceramics piece (4).
4, Structural Assembly Of Corundum Ceramic Wear-resistant Lining according to claim 1 is characterized in that: antivibration pad (5) is rubber sheet gasket or hard asbestos washer; Between the adjacent corundum ceramic piece (4), bonding mutually between each corundum ceramic piece (4) and the corresponding corundum ceramic plug (7) by the heat-resisting antiwear paint that solidifies, and make airtight connection between the adjacent corundum ceramic piece (4), make corundum ceramic piece (4) and airtight connection between the corundum ceramic plug (7) accordingly.
5, Structural Assembly Of Corundum Ceramic Wear-resistant Lining according to claim 1, it is characterized in that: also have snap close pad (8), snap close pad (8) is the steel integral piece, has gasket part (81) and symmetry and is connected gasket part (81) 2 to 4 snap lock cramps (82) on every side; The gasket part (81) of snap close pad (8) has the attachment hole in the middle of being positioned at; Corundum ceramic plug (7) has the snapping portion (72) that is positioned at the rear portion and is positioned at anterior choking portion (71); Snap close pad (8) is enclosed within outside the metal solder bolt (3) by its gasket part (81), and is pressed between the end face forward in the attachment hole (43) of metal nut (6) and corundum ceramic piece (4) by metal nut (6); The snapping portion (72) of corundum ceramic plug (7) is lived by snap lock cramp (82) snap close of snap close pad (8); The choking portion (71) of corundum ceramic plug (7) matches with the front hole section of the attachment hole (43) of corundum ceramic piece (4).
6, according to the described Structural Assembly Of Corundum Ceramic Wear-resistant Lining of one of claim 1 to 5, it is characterized in that: the thickness d of corundum ceramic piece (4) is 15 to 30 millimeters, and height h is 50 to 150 millimeters, and width s is 40 to 60 millimeters; The thickness of antivibration pad (5) is 2 to 3 millimeters; Metal backing (2) is the steel liner plate, its thickness of slab is 2 millimeters to 5 millimeters, plate is wide to be stretched out from metal backing (2) left side less than the width of corundum ceramic piece (4) and the protuberance (41) of corundum ceramic piece (4), and metal backing (2) is provided with 5 to 20 corundum ceramic pieces (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068428 CN2771617Y (en) | 2005-01-18 | 2005-01-18 | Corundum ceramic anti-wear lining structure assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520068428 CN2771617Y (en) | 2005-01-18 | 2005-01-18 | Corundum ceramic anti-wear lining structure assembly |
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| CN2771617Y true CN2771617Y (en) | 2006-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520068428 Expired - Fee Related CN2771617Y (en) | 2005-01-18 | 2005-01-18 | Corundum ceramic anti-wear lining structure assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102774056A (en) * | 2012-06-12 | 2012-11-14 | 徐州燃控科技股份有限公司 | Scour and corrosion resistant anti-drop ceramic abrasion-resisting structure |
| CN104534499A (en) * | 2014-12-30 | 2015-04-22 | 广东梅雁吉祥水电股份有限公司 | Coal spraying gun with combined high-temperature-resistant structure |
-
2005
- 2005-01-18 CN CN 200520068428 patent/CN2771617Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102774056A (en) * | 2012-06-12 | 2012-11-14 | 徐州燃控科技股份有限公司 | Scour and corrosion resistant anti-drop ceramic abrasion-resisting structure |
| CN102774056B (en) * | 2012-06-12 | 2015-02-11 | 徐州燃控科技股份有限公司 | Scour and corrosion resistant anti-shedding ceramic abrasion-resisting structure |
| CN104534499A (en) * | 2014-12-30 | 2015-04-22 | 广东梅雁吉祥水电股份有限公司 | Coal spraying gun with combined high-temperature-resistant structure |
| CN104534499B (en) * | 2014-12-30 | 2016-08-17 | 广东梅雁吉祥水电股份有限公司 | Coal powder lance with combination type high-temperature-resistant structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Huanai Lining Material Co., Ltd. Assignor: Chen Haiyuan Contract fulfillment period: 2006.5.1 to 2011.5.1 Contract record no.: 2009320000276 Denomination of utility model: Corundum ceramic anti-wear lining structure assembly Granted publication date: 20060412 License type: Exclusive license Record date: 20090310 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2006.5.1 TO 2011.5.1; CHANGE OF CONTRACT Name of requester: JIANGSU HUANAI LINER MATERIALS CO., LTD. Effective date: 20090310 |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060412 Termination date: 20120118 |