CN217634497U - Wear-resistant pipeline anticorrosion elbow structure - Google Patents

Abstract

The utility model discloses a wear-resisting anticorrosive elbow structure of pipeline, concretely relates to pipeline elbow technical field, including the corner, the annular groove has all been seted up to corner both ends interface inner wall, the inside annular rubber strip that is equipped with of annular groove, the annular spout has been seted up to the annular groove inboard, the inside annular slider that is equipped with of annular spout, four cavitys have been seted up to annular spout inboard. The utility model discloses an insert external pipeline inside annular rubber strip, avoid external pipeline and corner inner wall direct contact, cause wearing and tearing to the corner inner wall, when rotating the corner, annular rubber strip drives annular slider and rotates inside the annular spout, the inside lubricating oil of cavity can the frictional force of the annular slider when rotatory of significantly reducing, and all the spraying has pure phenolic resin coating on the inside and outside wall surface of corner, pure phenolic resin coating has adhesive force reinforce, water-fast wet heat resistance, it is corrosion-resistant, the advantage of weatherability, can improve the corrosion resistance of corner greatly.

Description

Wear-resistant pipeline anticorrosion elbow structure

Technical Field

The utility model relates to a pipeline elbow technical field, the more specifically anticorrosive elbow structure of wear-resisting pipeline that says so.

Background

The elbow is a commonly used connecting pipe fitting in water heating installation, is used for connecting the corner of a pipeline and changing the direction of the pipeline, is used for connecting two pipes with the same or different nominal diameters to make the pipeline turn in various degrees, is usually made of steel materials, realizes the connection of the two pipes with different pipeline directions in a welding mode, and is widely used in basic engineering of chemical engineering, construction, refrigeration, water heating, fire fighting, electric power and the like because the elbow has good comprehensive performance.

But the return bend on the market at present when being connected with external pipeline, needs the staff according to the demand, rotates the angle that the return bend was adjusted and is used, and frequent rotatory friction leads to elbow connector inner wall wearing and tearing, has reduced life, influences the leakproofness when connecting the use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a wear-resisting anticorrosive elbow structure of pipeline to solve the problem that appears in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: wear-resisting anticorrosive elbow structure of pipeline, including the corner, the annular groove has all been seted up to corner both ends interface inner wall, the inside annular rubber strip that is equipped with of annular groove, annular chute has been seted up to the annular groove inboard, the inside annular sliding block that is equipped with of annular chute, four cavitys have been seted up to annular chute inboard, the cavity extends to corner outer wall surface, the inside closing plate that all is equipped with of every cavity, annular limiting groove has all been seted up to annular chute both sides inner wall surface, and two annular limiting inslots are equipped with annular limiting plate, annular limiting plate one side and annular sliding block lateral wall fixed connection, corner both ends kneck outer wall surface all overlaps and is equipped with the ring flange, the ring flange inner wall contacts with four closing plate outer wall surfaces.

In a preferred embodiment, a plurality of caulking grooves have been seted up on annular slider outer wall surface, the inside threaded connection of annular slider has a plurality of bolts, the bolt is established inside the caulking groove, annular slider passes through bolt and annular rubber strip fixed connection, uses the bolt to fix annular slider and annular rubber strip, makes things convenient for the staff to dismantle both, changes annular rubber strip.

In a preferred embodiment, each cavity has a lubricant stored therein, and the annular slider can be lubricated by using the lubricant.

In a preferred embodiment, two ring flange outer ends are all fixed and are equipped with the lantern ring, the lantern ring cover is established at the corner outer wall, the inside threaded connection of lantern ring has a plurality of screws, the lantern ring passes through screw and corner fixed connection, and the easy to assemble ring flange uses.

In a preferred embodiment, the flange plate is internally provided with a plurality of mounting holes, and the plurality of mounting holes are distributed on the flange plate in an annular array, so that the flange plate can be conveniently connected with external equipment, and the stability of the corner in use is improved.

In a preferred embodiment, the pure phenolic resin coating is sprayed on both the inner and outer wall surfaces of the corner, which has the advantages of strong adhesion, water and humidity resistance, corrosion resistance and weather resistance, and may greatly improve the corrosion resistance of the corner.

The utility model discloses a technological effect and advantage:

1. the utility model discloses an insert external pipeline inside annular rubber strip, avoid external pipeline and corner inner wall direct contact, cause wearing and tearing to the corner inner wall, when rotating the corner, annular rubber strip drives annular slider and rotates inside the annular spout, the inside lubricating oil of cavity can the frictional force of the annular slider when rotatory of significantly reducing, and all the spraying has pure phenolic resin coating on the inside and outside wall surface of corner, pure phenolic resin coating has adhesive force reinforce, water-fast wet heat resistance, it is corrosion-resistant, the advantage of weatherability, can improve the corrosion resistance of corner greatly.

2. Dismantle from the corner through the ring flange earlier, then open the inside closing plate of cavity, rotatory annular rubber strip drives the annular slider and rotates, make things convenient for the staff to unscrew a plurality of bolts between annular slider and the annular rubber strip, the staff of being convenient for takes out annular rubber strip from annular groove is inside to be changed, aim at annular groove with new annular rubber strip again and insert, tighten the bolt again, after having screwed up the bolt, toward the inside supplementary lubricating oil of cavity, close the closing plate at last, it just can to have installed the ring flange again.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a structural diagram of the annular slider and the annular limiting plate of the present invention;

fig. 4 is a partial cross-sectional view of the present invention;

fig. 5 is an enlarged view of a portion a of fig. 4 according to the present invention.

The reference signs are: 1. a pipe corner; 2. an annular groove; 3. an annular rubber strip; 4. an annular chute; 5. an annular slider; 6. a cavity; 7. a sealing plate; 8. an annular limiting groove; 9. an annular limit plate; 10. a flange plate; 11. caulking grooves; 12. a bolt; 13. a collar; 14. a screw; 15. and (7) mounting holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the accompanying drawings 1-5 of the specification, the wear-resistant anticorrosive elbow structure of the elbow 1 of the embodiment comprises the elbow 1, annular grooves 2 are formed in the inner walls of the interfaces at the two ends of the elbow 1, annular rubber strips 3 are arranged inside the annular grooves 2, annular sliding grooves 4 are formed in the inner sides of the annular grooves 2, annular sliding blocks 5 are arranged inside the annular sliding grooves 4, four cavities 6 are formed in the inner sides of the annular sliding grooves 4, lubricating oil is stored inside each cavity 6, the lubricating oil can lubricate the annular sliding blocks 5, the cavities 6 extend to the outer wall surface of the elbow 1, sealing plates 7 are arranged inside each cavity 6, annular limiting grooves 8 are formed in the inner wall surfaces of the two sides of each annular sliding groove 4, annular limiting plates 9 are arranged inside the two annular limiting grooves 8, one sides of the annular limiting plates 9 are fixedly connected with the side walls of the annular sliding blocks 5, the outer wall surfaces at the two ends of the elbow 1 are all sleeved with flange plates 10, the inner walls of the flange plates 10 are in contact with the outer wall surfaces of the four sealing plates 7, a plurality of mounting holes 15 are formed inside the flange plates 10, the flange plates are distributed in an annular array, the ring-shaped arrangement, the equipment is convenient for connecting the flange 10 with water-resistant and heat-resistant phenolic resin, the phenolic coating material can be used for improving the stability of the elbow 1, and the phenolic resin coating, and the phenolic coating has the stability of the phenolic aldehyde coating, and the phenolic aldehyde coating, and the phenolic coating has the advantages of the phenolic coating 1, and the phenolic coating for improving the weather-resistant phenolic coating.

The implementation scenario is specifically as follows: by installing the annular rubber strip 3 inside the corner 1, when the corner 1 needs to be connected with an external air pipe, the external air pipe of a worker is inserted aiming at one end of the corner 1, so that the air pipe is inserted inside the annular rubber strip 3, and the external air pipe is prevented from directly contacting the inner wall of the corner 1, when the corner 1 needs to be rotated, the annular rubber strip 3 rotates inside the annular groove 2, the annular rubber strip 3 drives the annular sliding block 5 to slide inside the annular sliding groove 4 when rotating, the lubricating oil inside the cavity 6 can lubricate the annular sliding block 5, and the friction force of the annular sliding block 5 during rotation is greatly reduced.

Referring to the attached drawings 1-4 of the specification, this embodiment's wear-resisting anticorrosive elbow structure of corner 1, a plurality of caulking grooves 11 have been seted up on 5 outer wall surfaces of annular slider, the inside threaded connection of annular slider 5 has a plurality of bolts 12, bolts 12 are established inside caulking grooves 11, annular slider 5 uses bolt 12 and 3 fixed connection of annular rubber strip, uses bolt 12 to fix annular slider 5 and annular rubber strip 3, makes things convenient for the staff to dismantle both, changes annular rubber strip 3, and two ring flange 10 outer ends are all fixed and are equipped with lantern ring 13, lantern ring 13 cover is established at the corner 1 outer wall, 13 inside threaded connection of lantern ring has a plurality of screws 14, lantern ring 13 passes through screw 14 and corner 1 fixed connection, and the easy to assemble ring flange 10 uses.

The implementation scene is specifically as follows: after using for a long time, the staff unscrews a plurality of screws 14 on the lantern ring 13 earlier, dismantle lantern ring 13 and ring flange 10 from corner 1, then open the inside closing plate 7 of cavity 6, drive annular slider 5 through rotatory annular rubber strip 3 and rotate, make things convenient for the staff to unscrew a plurality of bolts 12 between annular slider 5 and the annular rubber strip 3, make annular slider 5 and annular rubber strip 3 separation, the staff of being convenient for takes out annular rubber strip 3 from annular groove 2 is inside to be changed, aim at annular groove 2 with new annular rubber strip 3 and insert, tighten bolt 12 again, after having screwed up bolt 12, toward the inside supplementary lubricating oil of cavity 6, closing plate 7 at last, it just can to reinstall ring flange 10.

And finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.

Claims (6)

1. Wear-resisting anticorrosive elbow structure of pipeline, including corner (1), its characterized in that: annular groove (2) have all been seted up to corner (1) both ends interface inner wall, annular groove (2) inside is equipped with annular rubber strip (3), annular chute (4) have been seted up to annular groove (2) inboard, annular chute (4) inside is equipped with circular sliding block (5), four cavity (6) have been seted up to circular chute (4) inboard, cavity (6) extend to corner (1) outer wall surface, and every cavity (6) inside all is equipped with closing plate (7), circular chute (4) both sides inner wall surface has all been seted up annular spacing groove (8), and two annular spacing groove (8) inside are equipped with annular limiting plate (9), annular limiting plate (9) one side and circular sliding block (5) lateral wall fixed connection, corner (1) both ends kneck outer wall surface all overlaps and is equipped with ring flange (10), ring flange (10) inner wall contacts with four closing plate (7) outer wall surfaces.

2. The wear-resistant corrosion-resistant elbow structure for pipelines according to claim 1, wherein: a plurality of caulking grooves (11) have been seted up on annular slider (5) outer wall surface, annular slider (5) inside threaded connection has a plurality of bolts (12), bolt (12) are established inside caulking groove (11), annular slider (5) are through bolt (12) and annular rubber strip (3) fixed connection.

3. A wear resistant pipe corrosion resistant elbow structure as claimed in claim 1, wherein: lubricating oil is stored in each cavity (6).

4. The wear-resistant corrosion-resistant elbow structure for pipelines according to claim 1, wherein: two ring flange (10) outer ends are all fixed and are equipped with lantern ring (13), the cover is established at corner (1) outer wall in lantern ring (13) cover, lantern ring (13) internal thread is connected with a plurality of screws (14), the lantern ring (13) are through screw (14) and corner (1) fixed connection.

5. A wear resistant pipe corrosion resistant elbow structure as claimed in claim 1, wherein: a plurality of mounting holes (15) are formed in the flange plate (10), and the mounting holes (15) are distributed on the flange plate (10) in an annular array mode.

6. A wear resistant pipe corrosion resistant elbow structure as claimed in claim 1, wherein: the surfaces of the inner wall and the outer wall of the elbow (1) are sprayed with pure phenolic resin coatings.

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