CN217683881U - Main and standby composite compensator for high-corrosion pipeline - Google Patents

Abstract

The utility model relates to a high corrosion pipeline activestandby double entry compensator, including first pipeline and second pipeline, main compensator, it sets up between first pipeline and second pipeline, reserve compensator, it sets up in first pipeline and second pipe connection department, and can follow the second pipe motion, reserve compensator cladding is in the main compensator outside, when main compensator drops into the use, reserve compensator is only driven along with main compensator, when reserve compensator drops into the use, it replaces main compensator compensation first pipeline and second pipeline, through reserve compensator cladding main compensator, under main compensator life overlength or corrosion damage condition, reserve compensator can directly replace main compensator and connect first pipeline and second pipeline, by the mode that activestandby compensator changed, replace traditional cladding construction methods, greatly reduced manufacturing cost, and when appearing leaking the phenomenon, the accessible reserve compensator draws forth leakage gas, construction's danger has been reduced.

Description

Main and standby composite compensator for high-corrosion pipeline

Technical Field

The utility model relates to a field, concretely relates to high corrosion pipeline activestandby double entry compensator.

Background

The high-corrosion pipeline is a pipeline assembly formed by connecting industrial pipelines, is widely applied to industries such as petroleum, chemical industry, light industry, pharmacy, mine and the like, and is mainly used for conveying gas or liquid in the industrial production process, and the steel mill gas pipe network is one of the high-corrosion pipelines and is used for conveying gas generated in the processing process through the high-corrosion pipelines.

At present, the content of impurities in iron-making and ore-dressing in a steel mill is high, the content of chlorine ions in coal gas exceeds the standard, and the temperature of a low-pressure coal gas pipe network is lower than the dew point temperature, so that a large amount of water is separated out from the coal gas, the chlorine ions are dissolved in water and become acidic solution, the corrosion to the pipeline and a compensator is very serious, but when the phenomenon of corrosion and coal gas leakage occurs, the compensator is usually selected to be coated on line, the coating cost is higher than that of the compensator, and the construction of the gas leakage of the compensator is extremely dangerous.

SUMMERY OF THE UTILITY MODEL

Based on the above expression, the utility model provides a high corruption pipeline activestandby double entry compensator to the solution is when appearing corroding leaking the coal gas phenomenon, selects the online cladding of compensator usually, and this kind of cladding cost is higher than the cost of compensator itself, and compensator coal gas leakage construction, dangerous very big problem.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a main and standby duplex compensator for high-corrosion pipelines comprises a first pipeline and a second pipeline:

a main compensator disposed between the first pipe and the second pipe, both ends of the main compensator extending into the first pipe and the second pipe, respectively;

and a backup compensator provided at a junction of the first pipe and the second pipe, the backup compensator being wrapped around the outside of the main compensator, the backup compensator being driven only by the main compensator when the main compensator is put into use, and taking over the compensation of the first pipe and the second pipe by the main compensator when the backup compensator is put into use.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, the standby compensator comprises a first connecting pipe wrapped on the outer side of the main compensator, a second connecting pipe arranged on the outer side of the second pipeline and a standby corrugated pipe arranged between the first connecting pipe and the second connecting pipe.

Furthermore, one end of the first connecting pipe, which is far away from the standby corrugated pipe, is arranged on the outer side of the first pipeline, and a plug is arranged at one end of the first connecting pipe, which is arranged on the outer side of the first pipeline.

Furthermore, a movable welding seam is arranged between one end, far away from the standby corrugated pipe, of the second connecting pipe and the second pipeline.

Furthermore, a protective cover is arranged at the joint of the first connecting pipe and the second connecting pipe, the protective cover is wrapped on the outer side of the standby corrugated pipe, and the protective cover comprises a first cover plate arranged on the outer side of the first connecting pipe and a second cover plate arranged on the outer side of the second connecting pipe.

Furthermore, the first cover plate comprises a water running plate arranged on the outer side of the first connecting pipe and a water running groove plate arranged on the outer side of the standby corrugated pipe.

Furthermore, the water running groove plate is arranged at one end, close to the second cover plate, of the water running plate, and one end, far away from the water running plate, of the water running groove plate abuts against the inner wall of the second cover plate.

Furthermore, one end of the second cover plate, which is far away from the second connecting pipe, abuts against the water trough plate, and the second cover plate can move along the water trough plate.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

the utility model discloses a set up main compensator and reserve compensator, through reserve compensator cladding main compensator, under main compensator life overlength or the corrosion damage condition, reserve compensator can directly replace main compensator and connect first pipeline and second pipeline, by the mode that the activestandby compensator was changed, replaces traditional cladding construction mode, greatly reduced manufacturing cost, and when the leakage phenomenon appears, leakage gas is drawn forth to the reserve compensator of accessible, has reduced the danger of construction.

Drawings

Fig. 1 is a schematic perspective view of a main/standby duplex compensator for a high corrosion pipeline according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the backup compensator connected to the shield according to an embodiment of the present invention;

FIG. 3 is a side view of the structure of FIG. 2;

FIG. 4 is a schematic front sectional view of FIG. 2;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a first pipe; 2. a second conduit; 3. a main compensator; 4. a backup compensator; 41. a first adapter tube; 42. a second adapter tube; 43. a standby corrugated pipe; 5. plugging with a thread; 6. moving the weld; 7. a protective cover; 71. a first cover plate; 711. a water running plate; 712. a water running trough plate; 72. a second cover plate.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Embodiments of the present application are set forth in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

It will be understood that spatial relationship terms, such as "under", "below", "beneath", "below", "over", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary terms "under" and "under" can encompass both an orientation of above and below. In addition, the device may also include additional orientations (e.g., rotated 90 degrees or other orientations) and the spatial descriptors used herein interpreted accordingly.

Referring to fig. 1 to 4, in the present embodiment, a main/standby duplex compensator for a high corrosion pipeline includes a first pipe 1 and a second pipe 2, a main compensator 3 disposed between the first pipe 1 and the second pipe 2, and configured to compensate the first pipe 1 and the second pipe 2 during a gas transportation process by inserting two ends of the main compensator 3 into the first pipe 1 and the second pipe 2, a standby compensator 4 disposed at a connection between the first pipe 1 and the second pipe 2 and capable of moving along the second pipe 2, the standby compensator 4 being coated outside the main compensator 3, wherein when the main compensator 3 is put into use, the standby compensator 4 follows the main compensator 3 to compensate deformation and is driven outside the first pipe 1 and the second pipe 2, and when the standby compensator 4 is put into use, the standby compensator replaces the main compensator 3 to dispose outside the first pipe 1 and the second pipe 2, and compensate the first pipe 1 and the second pipe 2.

Based on the above embodiment, the main compensator 3 is formed by welding the connecting end inserted into the first pipeline 1 and the second pipeline 2 into the pipelines, so as to realize the connection of the main compensator 3, the first pipeline 1 and the second pipeline 2, and further compensate the first pipeline 1 and the second pipeline 2, one end of the standby compensator 4 is welded with the first pipeline 1, and the other end is movably arranged on the second pipeline 2, so as to realize the cladding of the main compensator 3, and can be used on the second pipeline along with the main compensator 3 for being driven, so that when the main compensator 3 is damaged, leaked gas can be led out through the standby compensator 4, and meanwhile, the standby compensator 4 is welded with the second pipeline 2, and the main compensator 3 is replaced for compensation, thereby avoiding the phenomenon that leaked gas is absorbed in the construction process of workers, reducing the danger of construction, and thus, the two-section compensation replacement is used, and the problem of high construction cost of the traditional cladding is solved.

Referring to fig. 1 to 4, the backup compensator 4 includes a first connection pipe 41 wrapped around the main compensator 3, a second connection pipe 42 disposed outside the second duct 2, and a backup bellows 43 disposed between the first connection pipe 41 and the second connection pipe 42.

Based on the connection mode of the standby compensator 4 and the first pipeline 1 and the second pipeline 2, the first connecting pipe 41 is welded with the first pipeline 1, the second connecting pipe 41 is movably arranged on the second pipeline 2, and meanwhile, the first connecting pipe 41 is covered on the main compensator 3, so that one end of the first connecting pipe 41 is arranged on the outer side of the second pipeline 2, and the first pipeline 1 and the second pipeline 2 are connected with the standby corrugated pipe 43 through the first connecting pipe 41 and the second connecting pipe 42 to realize compensation, so that an interval is reserved between the ends, located on the outer side of the second pipeline 2, of the first connecting pipe 41.

Further, one end of the first connecting pipe 41, which is far away from the standby corrugated pipe 43, is arranged outside the first pipeline 1, one end of the first connecting pipe 41, which is arranged outside the first pipeline 1, is provided with a pipe plug 5, and a movable welding seam 6 is arranged between one end of the second connecting pipe 42, which is far away from the standby corrugated pipe 43, and the second pipeline 2.

When the main compensator 3 is damaged, gas can leak into the first connecting pipe 41, the second connecting pipe 42 and the corrugated pipe 43, so that the leaked gas can be completely discharged by rotating the plug 5, the suction of workers during construction is avoided, the gas is discharged at the same time, the internal pressure is reduced, the second connecting pipe 42 and the second pipeline 2 can be matched for welding through the movable welding seam 6, after the welding is finished, the pipe plug 5 is turned over again, and the first connecting pipe 41, the second connecting pipe 42 and the standby corrugated pipe 43 form a closed space, so that the first pipeline 1 and the second pipeline 2 are connected in a closed manner.

Referring to fig. 4, a protective cover 7 is disposed at a connection position of the first connecting pipe 41 and the second connecting pipe 42, the protective cover 7 covers the outside of the backup corrugated pipe 43, and the protective cover 7 includes a first cover plate 71 disposed at the outside of the first connecting pipe 41 and a second cover plate 72 disposed at the outside of the second connecting pipe 42.

Since the backup bellows 43 is in an external environment state for a long time when the main compensator 3 is put into use, and thus the backup bellows 43 is also corroded and damaged, the backup bellows 43 is protected by the first cover plate 71 and the second cover plate 72, and is prevented from being influenced by external environmental factors.

Further, the first cover plate 71 includes a water running plate 711 disposed outside the first connection pipe 41 and a water running plate 712 disposed outside the backup bellows 43, the water running plate 712 is disposed on one end of the water running plate 711 close to the second cover plate 72, one end of the water running plate 712 far away from the water running plate 711 abuts against an inner wall of the second cover plate 72, one end of the second cover plate 72 far away from the second connection pipe 42 abuts against the water running plate 712, and the second cover plate 72 can move along the water running plate 712.

After the spare corrugated pipe 43 is put into use, the spare corrugated pipe 43 can generate the condition of compensating deformation, so that the spare corrugated pipe 43 is movably arranged in a buckling and stacking mode through the second cover plate 72 and the water trough plate 712, meanwhile, the contact section is made of rubber, so that the second cover plate 72 and the water trough plate 712 can move along with the first connecting pipe 41 and the second connecting pipe 42 and are matched with the spare corrugated pipe 43 to compensate deformation, and the contact section of the second cover plate 72 and the water trough plate 712 can carry out double sealing on the water trough plate 712, rainwater in rainy days is prevented from entering, the spare corrugated pipe 43 is contacted, and the corrosion phenomenon is generated.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (8)

1. A main and standby composite compensator for high corrosion pipelines comprises a first pipeline (1) and a second pipeline (2),

a main compensator (3) disposed between the first pipe (1) and the second pipe (2), both ends of the main compensator (3) extending to the inside of the first pipe (1) and the second pipe (2), respectively;

and the standby compensator (4) is arranged at the joint of the first pipeline (1) and the second pipeline (2) and can move along the second pipeline (2), the standby compensator (4) covers the outer side of the main compensator (3), the standby compensator (4) is driven only by the main compensator (3) when the main compensator (3) is put into use, and the standby compensator (4) replaces the main compensator (3) to compensate the first pipeline (1) and the second pipeline (2) when the standby compensator (4) is put into use.

2. The primary and secondary high-corrosion-pipeline compound compensator according to claim 1, wherein the backup compensator (4) comprises a first connection pipe (41) wrapped outside the primary compensator (3), a second connection pipe (42) arranged outside the second pipeline (2), and a backup corrugated pipe (43) arranged between the first connection pipe (41) and the second connection pipe (42).

3. The primary and secondary composite compensator for the high corrosion pipeline according to claim 2, wherein one end of the first connecting pipe (41) far away from the backup corrugated pipe (43) is arranged outside the first pipeline (1), and one end of the first connecting pipe (41) arranged outside the first pipeline (1) is provided with a plug (5).

4. The primary and secondary compensator for high corrosion pipelines according to claim 3, characterized in that a movable weld (6) is provided between the end of the second connecting pipe (42) far from the secondary bellows (43) and the second pipeline (2).

5. The primary and secondary double compensator for the high corrosion pipeline according to claim 4, wherein a protective cover (7) is arranged at the joint of the first connecting pipe (41) and the second connecting pipe (42), the protective cover (7) covers the outside of the backup corrugated pipe (43), and the protective cover (7) comprises a first cover plate (71) arranged at the outside of the first connecting pipe (41) and a second cover plate (72) arranged at the outside of the second connecting pipe (42).

6. The primary/secondary composite compensator for high corrosion pipeline according to claim 5, wherein the first cover plate (71) comprises a water-passing plate (711) disposed outside the first connection pipe (41) and a water-passing groove plate (712) disposed outside the secondary bellows (43).

7. The primary and secondary compound compensator for high corrosion pipelines according to claim 6, wherein the water running plate (712) is disposed on one end of the water running plate (711) close to the second cover plate (72), and one end of the water running plate (712) far from the water running plate (711) abuts against the inner wall of the second cover plate (72).

8. The primary/secondary hybrid compensator for high corrosion pipelines according to claim 7, wherein one end of the second cover plate (72) far away from the second adapter tube (42) abuts against the water running plate (712), and the second cover plate (72) is movable along the water running plate (712).

Images