CN212564922U

CN212564922U - Petrochemical pipeline antiseep seals fastener

Info

Publication number: CN212564922U
Application number: CN202020638381.7U
Authority: CN
Inventors: 卢德龙; 郭丽环; 徐文刚; 张美艳; 徐树强
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-02-19
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a petrochemical pipeline antiseep seals fastener, including the welding of two piece at least petroleum pipeline and petroleum pipeline port junction protruding, the protruding facial make-up of welding is equipped with soft ring, and the cover is equipped with two at least pressure frames on the soft ring, presses the built-in second that is equipped with of frame to press protruding, and the inner wall that the second was pressed protruding is equipped with the groove of caving in, presses the bilateral symmetry of frame to install the sideboard, presses the sideboard on the frame to laminate each other. When the nut locking screw rod, the pressure frame compresses tightly soft ring, the first bulge of both sides supports the outer wall left and right sides of pressing soft ring, the inner wall left and right sides of soft ring is the outer wall that supports the curb oil pipe way about the press contact, the second bulge supports the outside of pressing soft ring, soft ring outer wall middle side is because of supporting the inside of pressing the close contact sunken groove, and under the support of second bulge, soft ring inseparabler compresses tightly the protruding outer wall of welding, avoid oil exosmosis from the inside of pressure frame, the pressure frame compresses tightly the packing ring at the outer wall of oil pipe.

Description

Petrochemical pipeline antiseep seals fastener

Technical Field

The utility model belongs to the technical field of petrochemical pipeline installation, concretely relates to petrochemical pipeline antiseep seals fastener.

Background

The petrochemical engineering pipeline is used for short distance or long distance transport oil, and when wherein long distance transport oil, adopt seamless welding's mode to connect between the pipeline to guarantee the effective leakproofness of pipeline junction.

The back is in the same place in the mutual seamless welding of petrochemical pipeline, and it is protruding to need with the angle mill grinding welding for the protruding cross-section of welding forms semi-circular structure, and wraps up soft ring in the protruding position of welding, overlaps through soft ring and establishes on the welding is protruding, thereby can protect the welding protruding not corroded by external environment, and the weak point of existence has: petroleum chemical pipeline carries oil for a long time at high pressure, can produce destructive effect to welding protruding stability, often appears being difficult to see clearly the crack on welding protruding surface, and there is oil to ooze slightly from the crack for a period of time, and soft ring cover has certain gap with the cooperation of petrochemical pipeline, and along with the lapse of time, the oil of oozing can emerge soft ring cover coverage area, and especially petrochemical pipeline erects in the open air region, has the safe risk of explosive combustion.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a petrochemical pipeline antiseep seals fastener to solve the problem that exists among the prior art and be difficult to prevent the oil exosmosis.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a petrochemical industry pipeline antiseep seals fastener, includes that the welding of two piece at least petroleum pipeline and petroleum pipeline port junctions is protruding, the protruding facial make-up of welding is equipped with soft ring, the cover is equipped with two at least pressure frames on the soft ring, press the built-in second that is equipped with to press protruding, the inner wall that the second was pressed protruding is equipped with the groove of caving in, the sideboard has been installed to the bilateral symmetry of pressing the frame, the sideboard on the frame of pressing laminates each other, and wherein the sideboard facial make-up of one side is equipped with the screw rod, is equipped with the perforation on the sideboard of opposite side, the screw rod is pegged graft and the one end of screw rod is passed through.

Preferably, the soft ring is of a circular ring structure, and the pressing frame is of a semicircular ring structure with a U-shaped section.

Preferably, the first embossings are symmetrically arranged on two sides of the second embossings in the pressing frame.

Preferably, the recessed groove is a semicircular ring concave.

Preferably, a packing ring is arranged between the petroleum pipeline and the end part of the pressing frame.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a petrochemical pipeline antiseep seals fastener, when nut locking screw, press the frame to compress tightly soft ring, the first embossing of both sides supports the outer wall left and right sides of pressing soft ring, the inner wall left and right sides of soft ring is and supports the outer wall that the curb oil pipe said about the contact pressure, the second embossing supports the outer wall medial side of pressing soft ring, the medial side is because of supporting the inside that presses the close contact sunken groove in the soft ring outer wall, and under the support of second embossing, the more inseparable protruding outer wall of welding that compresses tightly of soft ring, from pressing the inside oil exosmosis that avoids of frame, press the frame to compress tightly the outer wall at the petroleum pipeline with the packing ring, further prevent the oil to ooze and press the frame, the problem that exists among the prior art is difficult to prevent the oil exosmosis has been solved.

Drawings

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

FIG. 2 is a schematic view in partial cutaway of FIG. 1;

fig. 3 is a left side view of fig. 1 taken along line a-a.

In the figure: 1 petroleum pipeline, 2 welding projections, 3 soft rings, 4 pressing frames, 5 first projections, 6 second projections, 7 sinking grooves, 8 packing rings, 9 side plates, 10 screws, 11 perforation holes and 12 nuts.

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 fig. 1, 2 and 3, a petrochemical pipeline leakage-proof sealing and fastening device comprises at least two petroleum pipelines 1 and a welding projection 2 at the joint of the ports of the petroleum pipelines 1, wherein the welding projection 2 is formed by seamless welding at the port of the petroleum pipeline 1 to form a primary shape and then grinding the primary shape by an angle grinder, the diameter of the section of the welding projection 2 is 3 cm, the welding projection 2 is sleeved with a soft ring 3, the soft ring 3 is of a circular ring structure and made of chloroprene rubber, the texture is soft, the acid and alkali corrosion resistance is strong, the thickness is 4 cm, in a natural state, the inner wall and the outer wall of the soft ring 3 are not concave, the soft ring 3 is sleeved with two pressing frames 4, the pressing frames 4 are semi-circular ring structures with U-shaped sections, the size of the pressing frames 4 is designed to meet the requirement that the pressing frames 4 can be slidably inserted into the soft ring 3 in a natural state, the inner wall of the pressing frames 4 and the left side and the right side of, the first embossing 5 is a semicircular ring structure, the middle side of the inner wall of the pressing frame 4 is provided with a second embossing 6, the second embossing 6 is a semicircular ring structure, the first embossing 5, the second embossing 6 and the pressing frame 4 are integrated into a fusion casting piece, when the first embossing 5 on both sides are pressed against the left side and the right side of the outer wall of the soft ring 3, the left side and the right side of the inner wall of the soft ring 3 are in press contact with the outer wall of the stone oil pipeline on the left side and the right side, the inner wall of the second embossing 6 is provided with a sunken groove 7, the sunken groove 7 is a semicircular ring indent, when the second embossing 6 is pressed against the middle side of the outer wall of the soft ring 3, the middle side of the outer wall of the soft ring 3 is in press contact with the sunken groove 7, under the press of the second embossing 6, the soft ring 3 more tightly presses and welds the outer wall of the embossing 2, a root ring 8 is arranged between the end parts of the stone oil pipeline 1 and the pressing frame 4, the root ring 8 is a circular ring structure with a right, the oil leakage prevention device has good immersion resistance, when the pressing frame 4 is pressed against the packing ring 8, the pressing frame 4 presses the packing ring 8 on the outer wall of the oil pipeline 1, and oil is prevented from seeping out of the pressing frame 4.

Referring to fig. 1, 2 and 3, the side plates 9 are symmetrically installed on two sides of the pressing frame 4, the pressing frame 4 and the side plates 9 are a fusion casting integrated piece, the side plates 9 on the pressing frame 4 are attached to each other, the screw 10 is welded to the center of the upper surface of the side plate 9 on the lower side, a through hole 11 is formed in the center of the side plate 9 on the upper side, the screw 10 is inserted into the through hole 11, one end of the screw 10 is locked by a nut 12, and when the screw 10 is locked by the nut 12, the pressing frame 4 compresses the soft ring 3.

During implementation, when the screw 10 is locked by the nut 12, the pressing frame 4 compresses the soft ring 3, the first bulges 5 on the two sides support the left side and the right side of the outer wall of the soft ring 3, the left side and the right side of the inner wall of the soft ring 3 are the outer walls of the stone oil pipeline on the left side and the right side in abutting contact, the second bulges 6 support the middle side of the outer wall of the soft ring 3, the middle side of the outer wall of the soft ring 3 is in abutting contact with the inner part of the sunken groove 7 in the abutting contact manner, the soft ring 3 compresses the outer wall of the welding bulge 2 more tightly under the abutting of the second bulges 6, and the oil is prevented from leaking from the inner part of the pressing frame 4, at the moment, the pressing frame 4 supports the disc root ring 8, the pressing frame 4 compresses the disc root ring 8 on the outer wall of the stone.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a petrochemical industry pipeline antiseep seals fastener, includes the protruding (2) of welding of two piece at least petroleum pipeline (1) and petroleum pipeline (1) port junction, its characterized in that: welding protruding (2) facial make-up is equipped with soft ring (3), the cover is equipped with two at least pressure frames (4) on soft ring (3), press the built-in second that is equipped with of frame (4) to press protruding (6), the inner wall of second protruding (6) is equipped with sunken groove (7), sideboard (9) have been installed to the bilateral symmetry of pressing frame (4), sideboard (9) on pressing frame (4) laminate each other, and wherein sideboard (9) facial make-up of one side is equipped with screw rod (10), is equipped with on sideboard (9) of opposite side perforation (11), screw rod (10) are pegged graft and the one end of screw rod (10) is passed through nut (12) and is locked with perforation (11).

2. The petrochemical engineering pipeline leakage-proof sealing and fastening device as claimed in claim 1, wherein the petrochemical engineering pipeline leakage-proof sealing and fastening device comprises: the soft ring (3) is of a circular ring structure, and the pressing frame (4) is of a semicircular ring structure with a U-shaped section.

3. The petrochemical engineering pipeline leakage-proof sealing and fastening device as claimed in claim 1, wherein the petrochemical engineering pipeline leakage-proof sealing and fastening device comprises: first bulges (5) are symmetrically arranged on two sides of the second bulges (6) in the pressing frame (4).

4. The petrochemical engineering pipeline leakage-proof sealing and fastening device as claimed in claim 1, wherein the petrochemical engineering pipeline leakage-proof sealing and fastening device comprises: the sunken groove (7) is a semicircular ring sunken inwards.

5. The petrochemical engineering pipeline leakage-proof sealing and fastening device as claimed in claim 1, wherein the petrochemical engineering pipeline leakage-proof sealing and fastening device comprises: and a packing ring (8) is arranged between the end parts of the petroleum pipeline (1) and the pressing frame (4).