CN214305656U - Nant-resistant composite rubber-lined pipe - Google Patents
Nant-resistant composite rubber-lined pipe Download PDFInfo
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- CN214305656U CN214305656U CN202120217220.5U CN202120217220U CN214305656U CN 214305656 U CN214305656 U CN 214305656U CN 202120217220 U CN202120217220 U CN 202120217220U CN 214305656 U CN214305656 U CN 214305656U
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Abstract
The utility model discloses a Natt-resistant composite rubber lining pipe, which comprises a pipeline, an unvulcanized first layer rubber plate and a pre-vulcanized second layer rubber plate; the first layer of rubber plate is attached to the inner wall of the pipeline, and a metal base coat and an adhesive are coated between the first layer of rubber plate and the inner wall of the pipeline; one side surface of the second layer of rubber plate is a smooth surface, the other side surface of the second layer of rubber plate is a rough surface, the rough surface of the second layer of rubber plate is attached to the surface of the first layer of rubber plate, and an adhesive is coated between the rough surface of the second layer of rubber plate and the first layer of rubber plate; the end opening of the pipeline is welded with a circular ring retainer ring, and the opening of the outer wall of the pipeline is sleeved with a movable flange plate. The utility model discloses compound nai special offset plate heat vulcanization lining rubber tube has the wearability that nai special offset plate is outstanding, also has the high strong adhesion force of heat vulcanization offset plate, has overcome the not strong shortcoming of nai special offset plate cold lining adhesion force, increases the life of lining rubber tube, reaches the purpose that realizes that the mine trade reduces maintenance number of times and cost of maintenance.
Description
Technical Field
The utility model relates to a mining equipment field, concretely relates to resistant compound lining rubber tube of nano.
Background
At present, when the ore pulp was carried in the industrial and mining enterprises, all can adopt the lining rubber pipeline of various forms, for example lining rubber straight tube, elbow, tee bend, cross, reducing etc. take place wearing and tearing very easily on the pipeline inner wall, lead to life weak point, in addition, use the sealing washer during pipe connection, it is serious to use the not good phenomenon of sealing performance to take place easily for a period to produce the break-out drip leak, leads to the low and maintenance cost height of ready for service operation operating rate.
Disclosure of Invention
In view of this, the utility model aims at providing a resistant compound lining rubber tube of nano, aim at solving and connect the defect that leakproofness is not good, life is short.
In order to achieve the purpose, the technical scheme is as follows:
the Nant-resistant composite rubber-lined pipe comprises a pipeline, an unvulcanized first layer of rubber plate and a pre-vulcanized second layer of rubber plate;
the first layer of rubber plate is attached to the inner wall of the pipeline, and a metal base coat and an adhesive are coated between the first layer of rubber plate and the inner wall of the pipeline;
one side surface of the second layer of rubber plate is a smooth surface, the other side surface of the second layer of rubber plate is a rough surface, the rough surface of the second layer of rubber plate is attached to the surface of the first layer of rubber plate, and an adhesive is coated between the rough surface of the second layer of rubber plate and the first layer of rubber plate.
As the utility model discloses further improvement, the welding has the ring rand on the pipeline end port, and the plane that the ring rand belongs to is perpendicular with the pipeline axis, and simultaneously, the cover is worn to have in pipeline outer wall port department has the ring flange that lives, and ring flange external diameter is greater than ring rand external diameter that lives.
As a further improvement, the ring retainer ring is far away from the first layer rubber plate and the second layer rubber plate which turn up on the surface of one side of the movable flange plate.
As the utility model discloses further improvement, the welding has fixed flange dish on the pipeline end port, there are the first layer offset plate and the laminating of second floor offset plate that turn up on the fixed flange dish outside terminal surface.
The utility model has the advantages that: the utility model discloses compound nai special offset plate heat vulcanization lining rubber tube has the wearability that nai special offset plate is outstanding, has the high strong adhesion force of heat vulcanization offset plate simultaneously, has overcome the not strong shortcoming of nai special offset plate cold lining adhesion force, is applicable to the high wearing and tearing operating mode of wet wear-resisting large granule impact in the mine trade, and the life of greatly increased lining rubber tube reaches the purpose that realizes that the mine trade reduces maintenance number of times and cost of maintenance.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The utility model provides a pipeline is not restricted to the pipeline of a certain shape, and the pipeline shape is different shapes such as straight tube, elbow, tee bend, cross and reducing.
Example one
Referring to fig. 1, the rubber lining tube comprises a pipe 1, an unvulcanized first rubber sheet 2 and a precured second rubber sheet 3;
the first layer of rubber plate 2 is attached to the inner wall of the pipeline 1, and a metal base coat and an adhesive are coated between the first layer of rubber plate 2 and the inner wall of the pipeline 1;
one side surface of the second layer of rubber plate 3 is a smooth surface, the other side surface of the second layer of rubber plate 3 is a rough surface, the rough surface of the second layer of rubber plate 3 is attached to the surface of the first layer of rubber plate 2, and an adhesive is coated between the rough surface of the second layer of rubber plate 3 and the first layer of rubber plate 2;
an integrally formed circular collar 11 is arranged at the end opening of the pipeline 1, the plane of the circular collar 11 is vertical to the axis of the pipeline 1, meanwhile, a movable flange plate 4 is sleeved at the outer wall opening of the pipeline 1 in a penetrating manner, and the outer diameter of the movable flange plate 4 is larger than that of the circular collar 11; the surface of the circular ring clamping ring 11, which is far away from the movable flange plate 4, is provided with a first rubber plate 2 which is outwards turned and a second rubber plate 3 which is outwards turned.
Example two
Referring to fig. 2, the nai nt composite rubber-lined hose includes a pipe 1, an unvulcanized first layer rubber sheet 2, and a precured second layer rubber sheet 3;
the first layer of rubber plate 2 is attached to the inner wall of the pipeline 1, and a metal base coat and an adhesive are coated between the first layer of rubber plate 2 and the inner wall of the pipeline 1;
one side surface of the second layer of rubber plate 3 is a smooth surface, the other side surface of the second layer of rubber plate 3 is a rough surface, the rough surface of the second layer of rubber plate 3 is attached to the surface of the first layer of rubber plate 2, and an adhesive is coated between the rough surface of the second layer of rubber plate 3 and the first layer of rubber plate 2;
in addition, a fixed flange 5 is welded on each end opening of the pipeline 1, and a first rubber plate layer 2 and a second rubber plate layer 3 which are outwards turned are attached to the end face of the outer side of the fixed flange 5.
The pipe fitting is manufactured in advance, flanges are installed at the tail ends of the pipe fitting, and the inner wall of the pipe fitting is lined with rubber after sand blasting treatment.
The lining rubber is composite lining rubber, after special metal base coat and adhesive are coated in the steel part which is inspected to be qualified after sand blasting treatment, the first layer of rubber plate 2 as the lining is an unvulcanized special rubber plate; the first layer of rubber plate 2 on the inner wall of the pipeline 1 is coated with an adhesive, after the rough surface of the Natt-resistant rubber plate is coated with the adhesive (through prevulcanization), the rough surface of the Natt-resistant rubber plate is bonded with the first layer of rubber plate 2 to form a second layer of rubber plate 3 on the inner wall of the pipeline 1, namely, the rubber lining part of the composite Natt-resistant rubber plate heat vulcanization lining rubber pipe is completed, and then the vulcanization is carried out by pressurizing and heating in a vulcanizing tank, so that the process of the composite Natt-resistant rubber plate heat vulcanization lining rubber pipe is completed.
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 (4)
1. A Natt-resistant composite rubber-lined pipe is characterized in that: the device comprises a pipeline, an unvulcanized first layer rubber plate and a pre-vulcanized second layer rubber plate;
the first layer of rubber plate is attached to the inner wall of the pipeline, and a metal base coat and an adhesive are coated between the first layer of rubber plate and the inner wall of the pipeline;
one side surface of the second layer of rubber plate is a smooth surface, the other side surface of the second layer of rubber plate is a rough surface, the rough surface of the second layer of rubber plate is attached to the surface of the first layer of rubber plate, and an adhesive is coated between the rough surface of the second layer of rubber plate and the first layer of rubber plate.
2. The Narte-resistant composite rubber-lined hose of claim 1, wherein: the pipeline is characterized in that a circular ring clamping ring is welded on a tail end opening of the pipeline, the plane where the circular ring clamping ring is located is perpendicular to the axis of the pipeline, meanwhile, a movable flange plate penetrates through the opening of the outer wall of the pipeline, and the outer diameter of the movable flange plate is larger than that of the circular ring clamping ring.
3. The Narte-resistant composite rubber-lined hose of claim 2, wherein: and the surface of one side of the circular ring clamping ring, which is far away from the movable flange plate, is provided with a first layer of rubber plate which is outwards turned over and a second layer of rubber plate which are jointed.
4. The Narte-resistant composite rubber-lined hose of claim 1, wherein: the pipeline end port is welded with a fixed flange, and the end face of the outer side of the fixed flange is provided with a first layer of rubber plate which is turned outwards and is attached to a second layer of rubber plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120217220.5U CN214305656U (en) | 2021-01-27 | 2021-01-27 | Nant-resistant composite rubber-lined pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120217220.5U CN214305656U (en) | 2021-01-27 | 2021-01-27 | Nant-resistant composite rubber-lined pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214305656U true CN214305656U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120217220.5U Active CN214305656U (en) | 2021-01-27 | 2021-01-27 | Nant-resistant composite rubber-lined pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214305656U (en) |
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2021
- 2021-01-27 CN CN202120217220.5U patent/CN214305656U/en active Active
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