CN203363538U - Compound wear-resisting pipe - Google Patents
Compound wear-resisting pipe Download PDFInfo
- Publication number
- CN203363538U CN203363538U CN 201320430132 CN201320430132U CN203363538U CN 203363538 U CN203363538 U CN 203363538U CN 201320430132 CN201320430132 CN 201320430132 CN 201320430132 U CN201320430132 U CN 201320430132U CN 203363538 U CN203363538 U CN 203363538U
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- wear
- complex abrasion
- resisting
- resisting layer
- proof
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Abstract
The utility model relates to a transmission pipe, in particular to a compound wear-resisting pipe, which solves the problems that an existing wear-resisting pipe is short in service life and low in safety performance, thereby causing transport efficiency of the transmission pipe to be low. The compound wear-resisting pipe comprises an outer pipe, a ceramic wear-resisting layer and a rubber wear-resisting layer, wherein the ceramic wear-resisting layer is adhered on the inner wall of the outer pipe and is arranged between the outer pipe and the rubber wear-resisting layer, ring-shaped rubber baffle plates are arranged on the end portions of the two ends of the rubber wear-resisting layer, the inner diameters of the ring-shaped rubber baffle plates are equal to the inner diameter of the rubber wear-resisting layer, and the ring-shaped rubber baffle plates are vertical to the axial direction of the compound wear-resisting pipe, and are leaned on the outer pipe and the end surface of the ceramic wear-resisting layer. The compound wear-resisting pipe is excellent wear-resisting property, long service life and excellent safety performance. The transmission pipe assembled by the compound wear-resisting pipe is high in transport efficiency and low in transport cost.
Description
Technical field
The utility model relates to delivering pipe, relates in particular to a kind of wear-resisting delivering pipe.
Background technique
When the material that uses transportation Pipeline transport large particle or advance fast, usually adopt strength or pumping slurry to realize the conveying of material.But, because the hardness of the material of carrying is high or flow velocity in the transportation pipeline is fast, flow is large, can continue to impact the inwall of pipeline in the transportation pipeline, and the tube wall of pipeline in the transportation pipeline that can corrode or wear and tear, in the course of time, even the wall erosion of pipeline in delivering pipe can be worn or worn out, cause transporting pipeline leakage.For this reason, those skilled in the art develops a kind of abrasion-proof pipe, this abrasion-proof pipe is to be provided with one deck wearing layer and the multiple tube that forms on inner-walls of duct, and this abrasion-proof pipe is arranged on to position easy to wear in the transportation pipeline, to extend the working life of transportation pipeline.
Now, most of abrasion-proof pipes all obtain by utilizing self-propagating combustion technique to fire wearing layer in metal outer pipe.Self-propagating combustion technique is to utilize chemical reaction self liberated heat of raw material to make reaction continue to carry out, and instantaneous temperature can reach 3000-4000 ℃, can be used for preparing special exotic material.As can be seen here, when utilizing self-propagating combustion technique to prepare the wearing layer of abrasion-proof pipe, only need light raw material can utilize the heat of the chemical reaction generation of raw material to support that the chemical reaction of raw material continues to carry out, take full advantage of the chemical reaction heat of raw material, saved the energy, and technique is simple, be convenient to implement.In addition, because the chemical reaction temperature of self-propagating combustion technique is higher, so when implementing this technique, the lower material of some gasification temperatures that reaction produces can volatilize, thereby can purified product, and contains non-equilibrium phase or metastable phase in this product, active high, be easy to sintering.But, when adopting the transportation pipeline be assembled into by existing abrasion-proof pipe to transport material, especially transport large granular materials that hardness is high or forward velocity faster during material in the transportation pipeline, wearing layer in abrasion-proof pipe easily comes off from outer tube under the impact of fed sheet of a media and material, causes the working life of abrasion-proof pipe short; When wearing layer is gone out from landing in outer tube, security incident very easily occurs; Need because the working life of abrasion-proof pipe is short the abrasion-proof pipe often more renewed, cause transporting pipeline to transport efficiency low.
As fully visible, existing abrasion-proof pipe is short working life, and Safety performance is low, and the abrasion-proof pipe that therefore needs often more to renew cause transporting pipeline to transport efficiency low.
The model utility content
Short working life for solving existing abrasion-proof pipe, Safety performance is low, therefore and cause transporting the inefficient problem of transporting of pipeline, the utility model proposes a kind of complex abrasion-proof pipeline, this complex abrasion-proof pipeline comprises outer tube, ceramic wearing coat and rubber wear-resisting layer, described ceramic wearing coat is attached on the inwall of described outer tube and between described outer tube and described rubber wear-resisting layer, the end, two ends of described rubber wear-resisting layer is provided with internal diameter and equates with the internal diameter of this rubber wear-resisting layer and the ring-shaped rubber catch vertical with the axial direction of this complex abrasion-proof pipeline, and this ring-shaped rubber catch abuts on the end face of described outer tube and described ceramic wearing coat.The rubber wear-resisting layer has not only strengthened the wear-resisting property of this complex abrasion-proof pipeline, can also slow down material and fed sheet of a media the complex abrasion-proof pipeline is impacted, the working life of having improved the complex abrasion-proof pipeline.The ring-shaped rubber catch is positioned on the two ends of rubber wear-resisting layer, can stop the outer tube and the ceramic wearing coat landing from the rubber wear-resisting layer that separate with the rubber wear-resisting layer, and then can avoid the security incident that the landing because of outer tube or ceramic wearing coat causes to occur, improved the Safety performance of complex abrasion-proof pipeline.In addition, while using the utility model complex abrasion-proof pipeline to be assembled into the transportation pipeline, on two adjacent complex abrasion-proof pipelines, two ring-shaped rubber catch in opposite directions fit tightly together, can improve the sealing effect of this transportation pipeline, and then can avoid material from leakage, especially poisonous material or have the leakage of corrosive material, improved the Safety performance of this transportation pipeline; Long service life due to the complex abrasion-proof pipeline, can reduce the number of times of changing the complex abrasion-proof pipeline in the transportation pipeline, extend the service cycle of transportation pipeline, the maintenance of having shortened the transportation pipeline is consuming time, improve the efficiency of transporting of transportation pipeline, reduced the material shipment and delivery cost.
Preferably, described rubber wear-resisting layer is fixed on the inwall of described ceramic wearing coat.Like this, can avoid the rubber wear-resisting layer slide or rotate relative to outer tube and ceramic wearing coat because of the impact that is subject to material and fed sheet of a media, and then the impact that can reduce material and fed sheet of a media damage that the complex abrasion-proof pipeline is caused, extended working life of complex abrasion-proof pipeline.
Preferably, the external diameter of described ring-shaped rubber catch is more than or equal to the external diameter of this complex abrasion-proof pipeline.Like this, can avoid the ring-shaped rubber catch to weaken its blocking capability because of the edge stress deformation, and then avoid outer tube or ceramic wearing coat landing from the rubber wear-resisting layer, extend the working life of complex abrasion-proof pipeline.
Preferably, the face that the end face of described ring-shaped rubber catch and described outer tube and described ceramic wearing coat fits is roughened surface.Like this, can increase the frictional force between the end face of ring-shaped rubber catch and outer tube and ceramic wearing coat, to avoid the rubber wear-resisting layer because the relative outer tube of impact and the ceramic wear-resisting pipe generation slip that is subject to material and fed sheet of a media sustains damage the complex abrasion-proof pipeline, extended the working life of complex abrasion-proof pipeline.
Preferably, be provided with annular boss on the outer rim of the face that the end face of described ring-shaped rubber catch and described outer tube and described ceramic wearing coat fits, and the internal diameter of this annular boss is more than or equal to the external diameter of described complex abrasion-proof pipeline.Like this, form an annular groove between this annular boss and rubber wear-resisting layer, to block the end of outer tube and ceramic wearing coat, avoid the landing from the rubber wear-resisting layer of outer tube and ceramic wearing coat, extend the working life of complex abrasion-proof pipeline, and improved the Safety performance of complex abrasion-proof pipeline.Further, be provided with some bolts hole parallel with the axial direction of this complex abrasion-proof pipeline on described annular boss.Like this, when assembling transportation pipeline, can use bolt that two adjacent complex abrasion-proof pipelines are linked together, easy to assembly.Further preferably, described bolt hole is evenly distributed on described annular boss.Like this, can avoid the complex abrasion-proof pipeline because of the discontinuity run-off the straight, and then improve in the transportation pipeline sealability of the connection part between two adjacent complex abrasion-proof pipelines, avoid material from leakage.
The utility model complex abrasion-proof pipeline comprises that wear-resisting property is good and has flexible rubber wear-resisting layer, both improved the wear-resisting property of complex abrasion-proof pipeline, can slow down again the impact to the complex abrasion-proof pipeline of material and fed sheet of a media, extend the working life of complex abrasion-proof pipeline.Rubber wear-resisting layer end arranges the ring-shaped rubber catch, especially arrange on the outer rim of this ring-shaped rubber catch and can form with the rubber wear-resisting layer annular boss of annular groove, can stop the outer tube and the ceramic wearing coat landing from the rubber wear-resisting layer that separate with the rubber wear-resisting layer, both can extend the working life of complex abrasion-proof pipeline, can improve the Safety performance of complex abrasion-proof pipeline again, can also improve the sealability of the connection part between two complex abrasion-proof pipelines adjacent in the transportation pipeline that uses this complex abrasion-proof pipeline to build, avoid material from leakage, and then the Safety performance when improving the transportation pipeline and transporting poisonous material.
The accompanying drawing explanation
The perspective view that Fig. 1 is the utility model complex abrasion-proof pipeline;
Fig. 2 is the perspective view of the utility model complex abrasion-proof pipeline while cutting open vertically.
Embodiment
As illustrated in fig. 1 and 2, the utility model complex abrasion-proof pipeline comprises outer tube 1, ceramic wearing coat 2 and rubber wear-resisting layer 3, ceramic wearing coat 2 is attached on the inwall of outer tube 1 and between outer tube 1 and rubber wear-resisting layer 3, and the end, two ends of rubber wear-resisting layer 3 is provided with internal diameter and equates with the internal diameter of rubber wear-resisting layer 3 and the ring-shaped rubber catch 4 vertical with the axial direction of this complex abrasion-proof pipeline, and this ring-shaped rubber catch 4 abuts on the end face of outer tube 1 and ceramic wearing coat 2.Like this, in the process of transported material, when the outer tube 1 that is positioned at rubber wear-resisting layer 3 outside, with ceramic wearing coat 2, because of the impact that is subject to material and fed sheet of a media, shake or relative rubber wear-resisting layer 3 while being subjected to displacement, under the stopping of ring-shaped rubber catch 4 and can't separate with rubber wear-resisting layer 3, and then extended the working life of this complex abrasion-proof pipeline.Preferably, outer tube 1 is metal tube, and ceramic wearing coat 2 is fired and formed by self-propagating combustion technique, and rubber wear-resisting layer 3 is made and is fixed on by bonding on the inwall of ceramic wearing coat 2 by wear-resisting and resistant to elevated temperatures rubber.Like this, the outer wall of rubber wear-resisting layer 3 is fixedly connected with the inwall of ceramic wearing coat 2, when transported material, can avoid material and fed sheet of a media directly to contact with ceramic wearing coat 1, can avoid the relative rubber wear-resisting layer 3 of ceramic wearing coat 2 to shake, even with rubber wear-resisting layer 3, separate, extended the working life of this complex abrasion-proof pipeline.In addition, rubber wear-resisting layer 3 can have elasticity, can alleviate the impact to the complex abrasion-proof pipeline of material and fed sheet of a media, and then has also extended to a certain extent the working life of this complex abrasion-proof pipeline.When using this complex abrasion-proof pipeline to build the transportation pipeline, two the ring-shaped rubber catch 4 in opposite directions on two adjacent complex abrasion-proof pipelines fit together, and make the connection part good seal of two complex abrasion-proof pipelines in the transportation pipeline.Especially when using this transportation pipeline to transport poisonous material, can avoid, because of poisonous material from leakage befouling environment, even threatening people's people's safety, especially field personnel's life safety.
Preferably, as shown in Figure 2, the external diameter of ring-shaped rubber catch 4 is more than or equal to the external diameter of complex abrasion-proof pipeline.Like this, even the ceramic wearing coat in this complex abrasion-proof pipeline 2 is all separated with outer tube 1 and rubber wear-resisting layer 3, outer tube 1 and ceramic wear-resisting pipe 2 can not come off from rubber wear-resisting layer 3 under the stopping of ring-shaped rubber catch 4, can extend the working life of this complex abrasion-proof pipeline; Simultaneously, can also strengthen the sealing effect of the connection part of two the adjacent complex abrasion-proof pipelines in the transportation pipeline.Preferably, the face that the end face of ring-shaped rubber catch 4 and outer tube 1 and ceramic wearing coat 2 fits is roughened surface.Like this, can increase the frictional force between the end face of the end face of ring-shaped rubber catch 4 and outer tube 1 and ceramic wear-resisting pipe 2, avoid rubber wear-resisting layer 3 because the relative outer tube 1 of the impact that is subject to material and fed sheet of a media and ceramic wearing coat 2 slides, the complex abrasion-proof pipeline to be sustained damage, extended the working life of this complex abrasion-proof pipeline.
Preferably, as shown in Figure 2, on the outer rim of the face that the end face of ring-shaped rubber catch 4 and outer tube 1 and ceramic wearing coat 2 fits, a ring shape boss 5 is set, the internal diameter of this annular boss 5 is more than or equal to the external diameter of outer tube 1.Like this, form the annular groove of the end of an end that can hold outer tube 1 and ceramic wearing coat 2 between this annular boss 5 and rubber wear-resisting layer 3.When the outer tube 1 in the complex abrasion-proof pipeline, ceramic wearing coat 2 and rubber wear-resisting layer 3 separate because of the impact that is subject to material and fed sheet of a media, outer tube 1 and ceramic wearing coat 2 can't come off from rubber wear-resisting layer 3 because end is stuck in annular groove, have extended the working life of complex abrasion-proof pipeline.Preferably, some bolts hole 51 are set on annular boss 5, so that when assembling transportation pipeline, two adjacent complex abrasion-proof pipelines are bolted together, are convenient to assembling.Preferably, bolt hole 51 is uniformly distributed on annular boss 5.Like this, when assembling transportation pipeline, can avoid the complex abrasion-proof pipeline because of the discontinuity run-off the straight, the sealing effect of the connection part between the complex abrasion-proof pipeline in impact transportation pipeline.
Claims (7)
1. a complex abrasion-proof pipeline, this complex abrasion-proof pipeline comprises outer tube, ceramic wearing coat and rubber wear-resisting layer, described ceramic wearing coat is attached on the inwall of described outer tube and between described outer tube and described rubber wear-resisting layer, the end, two ends of described rubber wear-resisting layer is provided with internal diameter and equates with the internal diameter of this rubber wear-resisting layer and the ring-shaped rubber catch vertical with the axial direction of this complex abrasion-proof pipeline, and this ring-shaped rubber catch abuts on the end face of described outer tube and described ceramic wearing coat.
2. complex abrasion-proof pipeline according to claim 1, is characterized in that, described rubber wear-resisting layer is fixed on the inwall of described ceramic wearing coat.
3. complex abrasion-proof pipeline according to claim 1 and 2, is characterized in that, the external diameter of described ring-shaped rubber catch is more than or equal to the external diameter of this complex abrasion-proof pipeline.
4. complex abrasion-proof pipeline according to claim 3, is characterized in that, the face that the end face of described ring-shaped rubber catch and described outer tube and described ceramic wearing coat fits is roughened surface.
5. complex abrasion-proof pipeline according to claim 3, it is characterized in that, be provided with annular boss on the outer rim of the face that the end face of described ring-shaped rubber catch and described outer tube and described ceramic wearing coat fits, and the internal diameter of this annular boss is more than or equal to the external diameter of described complex abrasion-proof pipeline.
6. complex abrasion-proof pipeline according to claim 5, is characterized in that, is provided with some bolts hole parallel with the axial direction of this complex abrasion-proof pipeline on described annular boss.
7. complex abrasion-proof pipeline according to claim 6, is characterized in that, described bolt hole is evenly distributed on described annular boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320430132 CN203363538U (en) | 2013-07-17 | 2013-07-17 | Compound wear-resisting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320430132 CN203363538U (en) | 2013-07-17 | 2013-07-17 | Compound wear-resisting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203363538U true CN203363538U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320430132 Expired - Fee Related CN203363538U (en) | 2013-07-17 | 2013-07-17 | Compound wear-resisting pipe |
Country Status (1)
| Country | Link |
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| CN (1) | CN203363538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949339A (en) * | 2017-05-15 | 2017-07-14 | 丁冲 | Pipe fitting anticorrosive coat hydraulic type processing method |
-
2013
- 2013-07-17 CN CN 201320430132 patent/CN203363538U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949339A (en) * | 2017-05-15 | 2017-07-14 | 丁冲 | Pipe fitting anticorrosive coat hydraulic type processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20150717 |
|
| EXPY | Termination of patent right or utility model |