CN217329770U - Wear-resistant tile assembly convenient to install - Google Patents
Wear-resistant tile assembly convenient to install Download PDFInfo
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- CN217329770U CN217329770U CN202221259047.6U CN202221259047U CN217329770U CN 217329770 U CN217329770 U CN 217329770U CN 202221259047 U CN202221259047 U CN 202221259047U CN 217329770 U CN217329770 U CN 217329770U
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- heat exchange
- connecting portion
- exchange tube
- tile
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Abstract
The utility model discloses an anti-wear tile assembly convenient to install, which comprises an anti-wear tile body and a connecting piece, wherein the anti-wear tile body comprises a middle anti-wear main body with a U-shaped section and a first anti-wear part and a second anti-wear part which are respectively connected with two ends of the middle anti-wear main body, the sections of the first anti-wear part and the second anti-wear part are both U-shaped basically, and the U-shaped inner diameters of the first anti-wear part and the second anti-wear part are both larger than the U-shaped inner diameter of the middle anti-wear main body; the connecting piece includes that the cross-section is the middle connector of U type basically and the first connecting portion and the second connecting portion that link to each other respectively with middle connector both ends, and first connecting portion and second connecting portion cross-section all are the U type basically and the U type external diameter of first connecting portion and second connecting portion all is less than the U type external diameter of middle connector, first connecting portion and second connecting portion all can insert first abrasionproof portion and second abrasionproof portion. The abrasion-proof tile assembly is convenient to install, large in protection range, free of falling and deformation, simple and convenient to replace and maintain and low in cost.
Description
Technical Field
The utility model belongs to the technical field of circulating fluidized bed boiler equipment technique and specifically relates to indicate a convenient abrasionproof tile subassembly of installation.
Background
The anti-abrasion tile is also called an anti-abrasion cover, an anti-abrasion plate, an anti-abrasion protective tile, an anti-abrasion cover plate, an anti-corrosion cover plate, a boiler climbing pipe, an anti-abrasion pressing plate and the like, and is a common fitting for a heating surface pipe of a power station boiler. The wear-resistant tile is mainly used on the windward side of tubes on the heating surfaces of a superheater, a reheater, an economizer, a water wall pipeline and the like of a boiler, and mainly has the functions of protecting the windward side of the boiler pipeline, reducing the abrasion of the pipeline and prolonging the service life of the tubes on the heating surfaces. The existing wear-resistant tile of the circulating fluidized bed boiler is basically semicircular and is matched with a snap ring for use, and the defects are as follows: 1. the abrasion-proof tile can rotate under the washing of smoke gas in the operation process, so that the abrasion-proof tile is separated from the surface of the heat exchange pipe which needs to be protected originally, and the function of the abrasion-proof tile cannot be achieved; 2. the installation workload is large. The existing U-shaped anti-abrasion tile is made of Cr20Ni14 or ZGCr25Ni 20; the length is 500mm, the height of two sides is 27mm, and the thickness is 50 mm. The defects are three: 1. easy deformation and falling off, short running time; 2. the welding process is complex, the installation is inconvenient, and the workload is large; 3. only one row of heat exchange tubes can be protected.
The utility model discloses a utility model with application number CN201820585699.6 discloses a circulating fluidized bed boiler superheater anti-abrasion tile, which is characterized in that a first lengthening plate and a second lengthening plate are transversely lengthened, so that the first group of superheater tube bank can be effectively protected, and a second group of superheater tube bank can be protected, and the first group of superheater tube bank and the second group of superheater tube bank are not fallen off and deformed, but each lengthening anti-abrasion tile is still fixedly connected by adopting a welding mode, if a certain section of anti-abrasion tile needs to be replaced, a plurality of lengthening anti-abrasion tiles need to be replaced together, the replacement and maintenance cost is high, and the plurality of lengthening anti-abrasion tiles are usually large in size and are inconvenient to operate by one person; in addition, although the structure reduces the welding amount compared with the prior art, the welding workload is still large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wear-resisting tile subassembly that installation is convenient, this wear-resisting tile unit mount is convenient, and protection range is big, does not drop, indeformable, changes to maintain portably, with low costs.
In order to achieve the purpose, the utility model adopts the following technical proposal:
an abrasion-proof tile assembly convenient to mount comprises an abrasion-proof tile body and a connecting piece, wherein the abrasion-proof tile body comprises a middle abrasion-proof main body with a U-shaped section, and a first abrasion-proof part and a second abrasion-proof part which are respectively connected with two ends of the middle abrasion-proof main body, the sections of the first abrasion-proof part and the second abrasion-proof part are both U-shaped, and the U-shaped inner diameters of the first abrasion-proof part and the second abrasion-proof part are both larger than the U-shaped inner diameter of the middle abrasion-proof main body; the connecting piece includes that the cross-section is the middle connector of U type basically and the first connecting portion and the second connecting portion that link to each other respectively with middle connector both ends, and first connecting portion and second connecting portion cross-section all are the U type basically and the U type external diameter of first connecting portion and second connecting portion all is less than the U type external diameter of middle connector, first connecting portion and second connecting portion all can insert first abrasionproof portion and second abrasionproof portion.
Preferably, the abrasion-proof tile comprises a first heat exchange tube and a second heat exchange tube, the abrasion-proof tile body and the connecting piece are inserted into the first abrasion-proof part through the second connecting part, connected in an overlapping mode and sleeved on the first heat exchange tube, and the first heat exchange tube and the second heat exchange tube are arranged in a U-shaped cavity formed by the abrasion-proof tile body and the connecting piece in an up-and-down parallel mode.
Preferably, the wear-resistant tile further comprises a third heat exchange tube, the first heat exchange tube and the second heat exchange tube are arranged in parallel up and down, and the lower edge of the wear-resistant tile body is just positioned in the middle of the third heat exchange tube.
Preferably, the first connecting part and the second connecting part can be just inserted into the first wear-proof part and the second wear-proof part.
Further preferably, the thickness of the wear-resistant tile body is 2-3mm, and the U-shaped inner diameter of the wear-resistant tile body is slightly larger than the outer diameter of the first heat exchange tube.
Among the above-mentioned technical scheme, through setting up first abrasionproof portion and second abrasionproof portion respectively at middle abrasionproof main part both ends, connector both ends set up first connecting portion and second connecting portion respectively in the middle of the connecting piece, make first connecting portion and second connecting portion all can insert first abrasionproof portion and second abrasionproof portion just, thereby make abrasionproof tile body and connecting piece can form the overlap joint relation of linking to each other, and two abrasionproof tile bodies and connecting piece can mutually support, make the connecting piece both ends that weight is lighter all suppressed by the heavier abrasionproof tile body of weight, avoid the connecting piece that weight is lighter to receive washing out of flue gas to take place to stick up limit or ascending displacement, take place to drop even. The first connecting part and the second connecting part are directly contacted with the first heat exchange pipe, so that the first anti-abrasion part and the second anti-abrasion part are clamped on the second connecting part and the first connecting part right after expansion and contraction, and the plurality of anti-abrasion tile bodies and the plurality of connecting pieces form a whole, so that the anti-abrasion tile bodies and the connecting pieces are further prevented from falling off and deforming; during the use with abrasionproof tile body and connecting piece insert first abrasionproof portion overlap joint through second connecting portion and link to each other and the cover hangs can accomplish the fixed and installation of being connected of abrasionproof tile body and connecting piece on first heat exchange tube, and it is very convenient to install. Because the U-shaped external diameter of first connecting portion and second connecting portion all is less than the U-shaped external diameter of intermediate junction body, the U-shaped external diameter of intermediate junction body can also play spacing effect when so abrasionproof tile body and connecting piece overlap joint. When one of the wear-resistant tile bodies and the connecting piece need to be replaced, the corresponding wear-resistant tile body and the corresponding connecting piece are pulled out or pulled away, so that the replacement and the maintenance are simple and convenient, and the cost is greatly reduced. And the lower edge of the wear-resistant tile body is just positioned in the middle of the third heat exchange tube, and the part of the third heat exchange tube which is most easily worn is protected in a U-shaped cavity formed by the wear-resistant tile body and the connecting piece, so that the third heat exchange tube is prevented from being additionally provided with the wear-resistant tile, the cost is low, the protection range is large, and the protection effect is good.
Drawings
FIG. 1 is a perspective view of the wear pad assembly in an exploded state (excluding a first heat exchange tube, a second heat exchange tube, and a third heat exchange tube) for convenient installation;
FIG. 2 is a schematic front view of the wear pad assembly in an exploded state (excluding the first heat exchange tube, the second heat exchange tube and the third heat exchange tube);
FIG. 3 is a schematic structural view of the installed state (excluding the first heat exchange tube, the second heat exchange tube and the third heat exchange tube) of the conveniently installed abrasion-proof tile assembly;
FIG. 4 is a schematic cross-sectional view of a left side view structure of the conveniently installed wear pad assembly;
fig. 5 is a schematic front view of the anti-wear tile assembly in an installation state (two anti-wear tile bodies) convenient and fast to install.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 to 5, the convenient and fast-to-install wear-resistant tile assembly comprises a wear-resistant tile body 1 and a connecting member 2, wherein the wear-resistant tile body 1 comprises a middle wear-resistant main body 11 with a substantially U-shaped cross section, and a first wear-resistant part 12 and a second wear-resistant part 13 which are respectively connected with two ends of the middle wear-resistant main body 11, the cross sections of the first wear-resistant part 12 and the second wear-resistant part 13 are both substantially U-shaped, the U-shaped inner diameters of the first wear-resistant part 12 and the second wear-resistant part 13 are both larger than the U-shaped inner diameter of the middle wear-resistant main body 11, and the lower edge of the middle wear-resistant main body 11 is flush with the lower edges of the first wear-resistant part 12 and the second wear-resistant part 13; the connecting piece 2 comprises an intermediate connecting body 21 with a substantially U-shaped cross section and a first connecting part 22 and a second connecting part 23 which are respectively connected with two ends of the intermediate connecting body 21, the cross sections of the first connecting part 22 and the second connecting part 23 are both substantially U-shaped, and the U-shaped outer diameters of the first connecting part 22 and the second connecting part 23 are both smaller than that of the intermediate connecting body 21. The first and second connection portions 22 and 23 may be inserted into the first and second wear prevention portions 12 and 13. When second connecting portion 23 inserts first abrasionproof portion 12, abrasionproof tile body 1 and connecting piece 2 just can form the relation that the overlap joint links to each other, insert the second abrasionproof portion of another abrasionproof tile body or directly overlap at first connecting portion 22 with the second abrasionproof portion of another abrasionproof tile body again with first connecting portion 22, the U type external diameter of intermediate junction body 21 can also play spacing effect, two abrasionproof tile bodies and connecting piece 2 mutually support, make 2 both ends of connecting piece that weight is lighter all suppressed by the heavier abrasionproof tile body of weight, avoid the connecting piece 2 that weight is lighter to receive the washing out of flue gas to take place to stick up limit or ascending displacement, even take place to drop. In this embodiment, this convenient wear-resistant tile assembly of installation still includes first heat exchange tube 31 and second heat exchange tube 32, wear-resistant tile body 1 and connecting piece 2 insert first wear-resistant portion 12 overlap joint through second connecting portion 23 and link to each other and directly overlap and hang on first heat exchange tube 31 and can realize the erection joint and the fixed of wear-resistant tile body 1 and connecting piece 2, first heat exchange tube 31 and second heat exchange tube 22 parallel arrangement from top to bottom in the U die cavity 4 that wear-resistant tile body 1 and connecting piece 2 formed, avoid first heat exchange tube 31 and second heat exchange tube 22 to receive flue gas from top to bottom to erode and take place quick wearing and tearing, meanwhile second heat exchange tube 22 can also play the effect of avoiding wear-resistant tile body 1 and connecting piece 2 to take place the upset, make the installation of wear-resistant tile body 1 and connecting piece 2 more reliable, and first connecting portion 22 and second connecting portion 23 can make first wear-resistant portion and second wear-resistant portion just at the second heat exchange tube clamp that corresponds after directly taking place the expending with first heat exchange tube 31 and contracting with cold The connecting part and the first connecting part form a whole body with a plurality of abrasion-proof tile bodies and a plurality of connecting pieces, so that each abrasion-proof tile body and each connecting piece are further ensured not to fall off and deform; during the use with abrasionproof tile body 1 and connecting piece 2 insert 12 overlap joints of first abrasionproof portion through second connecting portion 23 and link to each other and the cover hangs and can accomplish the connection of abrasionproof tile body 1 and connecting piece 2 fixed and the installation on first heat exchange tube 31, it is very convenient to install. When one of the wear-resistant tile bodies and the connecting piece need to be replaced, the corresponding wear-resistant tile body and the corresponding connecting piece are pulled out or pulled away, so that the replacement and maintenance are simple and convenient, and the cost is greatly reduced.
In a preferred embodiment, the conveniently-installed abrasion-proof tile assembly further comprises a third heat exchange tube 33, the third heat exchange tube 33 is vertically arranged in parallel with the first heat exchange tube 31 and the second heat exchange tube 32, the lower edge of the abrasion-proof tile body 1 is just located in the middle of the third heat exchange tube 33, the most easily-abraded part of the third heat exchange tube 33 is protected in a U-shaped cavity formed by the abrasion-proof tile body 1 and the connecting piece 2, smoke is guided by the abrasion-proof tile body 1 and the connecting piece 2 and then flows along the lower half part of the third heat exchange tube 33, at the moment, the scouring effect of the smoke on the lower half part of the third heat exchange tube 33 is greatly reduced, the third heat exchange tube 33 is prevented from being independently additionally provided with the abrasion-proof tile, the cost is low, the protection range is large, and the protection effect is good.
In a preferred embodiment, the first connecting portion 22 and the second connecting portion 23 can be just inserted into the first anti-wear portion 12 and the second anti-wear portion 13, so that the first connecting portion 22 and the second connecting portion 23 can be directly contacted with the first heat exchange tube 31 to generate thermal expansion and cold contraction, and then the first anti-wear portion and the second anti-wear portion can be just clamped on the corresponding second connecting portion 23 and the first connecting portion 22, so that the plurality of anti-wear tile bodies and the plurality of connecting pieces form a whole, and further, the anti-wear tile bodies and the connecting pieces are not separated and deformed. The thickness of the wear-resistant tile body 1 is 2-3mm, the U-shaped inner diameter of the wear-resistant tile body 1 is slightly larger than the outer diameter of the first heat exchange tube 31, and the wear-resistant tile body 1 is prevented from being clamped on the first heat exchange tube 31 after the wear-resistant tile body 1 and the first heat exchange tube 31 expand with heat and contract with cold.
The embodiment is only for the illustration of the concept and implementation of the present invention, and is not limited thereto, and the technical solution without substantial transformation is still within the protection scope under the concept of the present invention.
Claims (5)
1. The anti-wear tile assembly convenient to mount is characterized by comprising an anti-wear tile body and a connecting piece, wherein the anti-wear tile body comprises a middle anti-wear main body with a U-shaped section, and a first anti-wear part and a second anti-wear part which are respectively connected with two ends of the middle anti-wear main body, the sections of the first anti-wear part and the second anti-wear part are both U-shaped, and the U-shaped inner diameters of the first anti-wear part and the second anti-wear part are both larger than the U-shaped inner diameter of the middle anti-wear main body; the connecting piece includes that the cross-section is the middle connector of U type basically and the first connecting portion and the second connecting portion that link to each other respectively with middle connector both ends, and first connecting portion and second connecting portion cross-section all are the U type basically and the U type external diameter of first connecting portion and second connecting portion all is less than the U type external diameter of middle connector, first connecting portion and second connecting portion all can insert first abrasionproof portion and second abrasionproof portion.
2. The wear shoe assembly convenient to install of claim 1, further comprising a first heat exchange tube and a second heat exchange tube, wherein the wear shoe body and the connecting piece are inserted into the first wear part through the second connecting part, are in lap joint connection and are sleeved on the first heat exchange tube, and the first heat exchange tube and the second heat exchange tube are arranged in a U-shaped cavity formed by the wear shoe body and the connecting piece in an up-and-down parallel mode.
3. The easy to install wear shoe assembly of claim 2 further comprising a third heat exchange tube disposed in parallel up and down relation with the first and second heat exchange tubes, the lower edge of the wear shoe body being located just in the middle of the third heat exchange tube.
4. The easy to install wear shoe assembly of claim 1 or 2 in which the first and second connection portions are each insertable into the first and second wear portions at exactly the same time.
5. The easy-to-install wear shoe assembly of claim 1 or 2, wherein the wear shoe body has a thickness of 2-3mm, and the U-shaped inner diameter of the wear shoe body is slightly larger than the outer diameter of the first heat exchange tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221259047.6U CN217329770U (en) | 2022-05-25 | 2022-05-25 | Wear-resistant tile assembly convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221259047.6U CN217329770U (en) | 2022-05-25 | 2022-05-25 | Wear-resistant tile assembly convenient to install |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217329770U true CN217329770U (en) | 2022-08-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221259047.6U Active CN217329770U (en) | 2022-05-25 | 2022-05-25 | Wear-resistant tile assembly convenient to install |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217329770U (en) |
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2022
- 2022-05-25 CN CN202221259047.6U patent/CN217329770U/en active Active
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