CN211371648U - Special wear-resistant lining integral ceramic tube for corrosive slurry - Google Patents
Special wear-resistant lining integral ceramic tube for corrosive slurry Download PDFInfo
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- CN211371648U CN211371648U CN201921890970.8U CN201921890970U CN211371648U CN 211371648 U CN211371648 U CN 211371648U CN 201921890970 U CN201921890970 U CN 201921890970U CN 211371648 U CN211371648 U CN 211371648U
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Abstract
The utility model discloses a special wear-resisting inside lining bulk ceramic pipe of corrosivity thick liquid is from outside to inside in proper order: a stainless steel layer, a filler layer and a ceramic layer; the stainless steel layer is made of 304 stainless steel; the filling material layer is formed by solidifying a semi-fluid filling material; the ceramic layer is made of alumina ceramic, and the alumina ceramic is integrally sintered and molded at 1700 ℃; the ceramic pipe is quick-operation joint, flange joint, PTN connects, card formula connects or cutting ferrule connects, the utility model discloses the whole ceramic ring of inside lining, outer tube material adopt 304 stainless steel as support piece, whole ceramic ring is the prefabricated high-purity ceramic ring of isostatic pressing technique of adoption, then firmly fixes it at the inside combination of steel spare and forms with it utilizing special filler, is different from the centrifugal ceramic pipe of pouring of self-propagating technique, and the inside lining ceramic layer forms through 1700 ℃ high temperature whole sintering, and the density, hardness and wear resistance all have qualitative leap, and life is more than 10 times of the former.
Description
Technical Field
The utility model relates to a pipeline equipment technical field particularly, relates to a special wear-resisting inside lining monolithic ceramic pipe of corrosivity thick liquid.
Background
At present, seamless steel pipes are applied to wear prevention of gas-solid and liquid-solid conveying systems in the industries of metallurgy, mining, electric power, coal, petrochemical industry and the like, and are particularly suitable for occasions with serious wear and corrosion, such as conveying limestone slurry by a desulfurization system of a thermal power plant, conveying ore slurry by the mineral separation industry, conveying acid and alkali and other highly corrosive slurry by the chemical industry.
However, the existing seamless steel pipe is generally manufactured into the mitre elbow by using a ceramic patch or centrifugal casting after forming, and has the defect that the wear resistance is improved by a lot compared with that of a bare pipe, but the corrosion prevention of the outer wall becomes a difficult technical problem to overcome. Especially, the demand of high value-added products on the pipeline under pneumatic transmission is difficult to meet.
Therefore, the current technology regarding the transportation pipe is in need of further improvement.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model discloses a special wear-resisting inside lining bulk ceramic pipe of corrosivity thick liquid, this ceramic pipe is from outside to inside in proper order: a stainless steel layer (100), a filler layer (200), and a ceramic layer (300);
the stainless steel layer (100) is comprised of 304 stainless steel;
the filling material layer (200) is formed by solidifying a semi-fluid filling material;
the ceramic layer (300) is made of alumina ceramic, and the alumina ceramic is integrally sintered and molded at 1700 ℃;
the ceramic pipe is a quick joint, a flange joint, a PTN joint, a clamping joint or a cutting sleeve joint.
Optionally, the bending angle of the ceramic tube is 15 degrees, 30 degrees, 45 degrees or 90 degrees.
Optionally, the bending radius of the ceramic tube is 400 mm.
Optionally, the ceramic layer (300) is formed by an alumina ceramic ring.
Optionally, the alumina ceramic ring is a high-purity ceramic ring prefabricated by an isostatic pressing technology.
Optionally, the alumina ceramic ring is an integrally formed ceramic ring.
Compared with the prior art, the utility model discloses a special wear-resisting inside lining monolithic ceramic pipe of corrosivity thick liquid's beneficial technological effect is as follows at least:
1. the utility model discloses the whole ceramic ring of inside lining, outer tube material adopt 304 stainless steel as support piece, and whole ceramic ring adopts isostatic pressing technique prefabricated high-purity ceramic ring, then utilize special filler firmly to fix and form at the inside combination of steel spare, are different from the technology centrifugation of stretching certainly and pour ceramic pipe, and the inside lining ceramic layer forms through the whole sintering of 1700 ℃ high temperature, and density, hardness and wear resistance all have the leap of matter, and life is more than 10 times of the former.
2. According to the different connected mode of different users in use, the utility model discloses a product can be for multiple type products such as quick-operation joint, flange joint, PTN joint, card formula joint or cutting ferrule joint to have more extensive application scope and the more huge market spreading value application scope.
3. The utility model discloses to the outstanding characteristics of key position local wear among the medium transport, especially need crooked, under the operating mode of dysmorphism and continuous bending, bend angle divide into 15 degrees, 30 degrees, 45 degrees or 90 etc. multiple angle homoenergetic changes the use.
4. The utility model discloses the special wear-resisting inside lining of corrosivity thick liquid whole ceramic pipe possesses the structure rigorously, and it is convenient to change, the function of arbitrary conversion to can provide a high temperature resistant, stand wear and tear, ageing resistance and compressive resistance's superior product for the user.
The technical features and advantageous technical effects of the present invention will be further explained in the following sections.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a cross-sectional view of a special wear-resistant lined monolithic ceramic tube for corrosive slurries according to an embodiment of the present invention;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is a cross-sectional view of a special wear-resistant lined monolithic ceramic tube for corrosive slurries according to another embodiment of the present invention;
fig. 4 is an enlarged view at a in fig. 3.
Reference numerals:
100-stainless steel layer, 200-filler layer, 300-ceramic layer.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In addition, the embodiments are exemplary only, and are not to be construed as limiting the invention.
The structure of the utility model
The utility model discloses a special wear-resisting inside lining monolithic ceramic pipe of corrosivity thick liquid, according to the utility model discloses an embodiment, as shown in fig. 1-4, this ceramic pipe is from outside to inside in proper order: a stainless steel layer (100), a filler layer (200), and a ceramic layer (300);
the stainless steel layer (100) is comprised of 304 stainless steel;
the filling material layer (200) is formed by solidifying a semi-fluid filling material;
the ceramic layer (300) is made of alumina ceramic, and the alumina ceramic is integrally sintered and molded at 1700 ℃;
the ceramic pipe is a quick joint, a flange joint, a PTN joint, a clamping joint or a cutting sleeve joint.
According to the utility model discloses an embodiment, the utility model discloses a super high wear-resisting ceramic elbow can also be as follows further improve:
(1) according to an embodiment of the present invention, the bending angle of the ceramic tube is 15 degrees, 30 degrees, 45 degrees or 90 degrees.
(2) According to an embodiment of the present invention, the bending radius of the ceramic tube is 400 mm.
(3) According to an embodiment of the invention, the ceramic layer (300) is constituted by an alumina ceramic ring.
(4) According to the embodiment of the utility model, the alumina ceramic ring is the high-purity ceramic ring that adopts the isostatic pressing technique prefabrication.
(5) According to an embodiment of the present invention, the alumina ceramic ring is an integrally formed ceramic ring.
Of course, the practice of the present invention can be accomplished with any available equipment and methods, such as the selection of more suitable fillers, and the details of how these equipment and methods operate will not be repeated herein.
The technical principle and the beneficial technical effect of the utility model
The utility model discloses the whole ceramic ring of inside lining, outer tube material adopt 304 stainless steel as support piece, and whole ceramic ring adopts isostatic pressing technique prefabricated high-purity ceramic ring, then utilize special filler firmly to fix and form at the inside combination of steel spare, are different from the technology centrifugation of stretching certainly and pour ceramic pipe, and the inside lining ceramic layer forms through the whole sintering of 1700 ℃ high temperature, and density, hardness and wear resistance all have the leap of matter, and life is more than 10 times of the former.
According to the different connected mode of different users in use, the utility model discloses a product can be for multiple type products such as quick-operation joint, flange joint, PTN joint, card formula joint or cutting ferrule joint to have more extensive application scope and the more huge market spreading value application scope.
The utility model discloses to the outstanding characteristics of key position local wear among the medium transport, especially need crooked, under the operating mode of dysmorphism and continuous bending, bend angle divide into 15 degrees, 30 degrees, 45 degrees or 90 etc. multiple angle homoenergetic changes the use.
The utility model discloses a ceramic pipe possesses the structure rigorously, and it is convenient to change, the function of arbitrary conversion to can provide a high temperature resistant, stand wear and tear, ageing resistance and compressive resistance's superior product for the user.
It should be specifically noted that technical features and advantages which are known in the prior art or already described are easily understood by those skilled in the art and are not described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The special wear-resistant lining integral ceramic tube for corrosive slurry is characterized in that the ceramic tube sequentially comprises the following components from outside to inside: a stainless steel layer (100), a filler layer (200), and a ceramic layer (300);
the stainless steel layer (100) is comprised of 304 stainless steel;
the filling material layer (200) is formed by solidifying a semi-fluid filling material;
the ceramic layer (300) is made of alumina ceramic, and the alumina ceramic is integrally sintered and molded at 1700 ℃;
the ceramic pipe is a quick joint, a flange joint, a PTN joint, a clamping joint or a cutting sleeve joint.
2. The erosion resistant lined monolithic ceramic pipe for use with corrosive slurries of claim 1, wherein said ceramic pipe has a bend angle of 15 degrees, 30 degrees, 45 degrees or 90 degrees.
3. The erosion resistant lined monolithic ceramic pipe for use with corrosive slurries of claim 1, wherein said ceramic pipe has a bend radius of 400 mm.
4. The erosion resistant slurry specialized wear resistant lined monolithic ceramic tube of claim 1, wherein said ceramic layer (300) is comprised of an alumina ceramic ring.
5. The special wear-resistant lining integral ceramic tube for corrosive slurry according to claim 4, wherein the alumina ceramic ring is a high-purity ceramic ring prefabricated by an isostatic pressing technology.
6. The erosion resistant lined monolithic ceramic pipe for use with corrosive slurries of claim 4, wherein said alumina ceramic ring is a monolithic ceramic ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890970.8U CN211371648U (en) | 2019-11-05 | 2019-11-05 | Special wear-resistant lining integral ceramic tube for corrosive slurry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921890970.8U CN211371648U (en) | 2019-11-05 | 2019-11-05 | Special wear-resistant lining integral ceramic tube for corrosive slurry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371648U true CN211371648U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921890970.8U Active CN211371648U (en) | 2019-11-05 | 2019-11-05 | Special wear-resistant lining integral ceramic tube for corrosive slurry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211371648U (en) |
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2019
- 2019-11-05 CN CN201921890970.8U patent/CN211371648U/en active Active
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