阅读说明：本技术 应急连接器 (Emergency connector ) 是由 张瑜 郭峻秀 于 2020-05-15 设计创作，主要内容包括：一种应急连接器,包括两个连接环,两连接环周边装有一圈双头螺柱,双头螺柱端部有螺母；所述连接环由两半圆弧形板拼合而成,两半圆弧形板的底部拼合处铰接,两半圆弧形板上部拼合处经螺栓组件连接,半圆弧形板内缘设有安装槽；半圆弧形密封胶垫根部分为两部分,一部分为与半圆弧形骨架槽整体硫化为一体的内缘部,另一部分为外缘部；半圆弧形密封胶垫根部的内缘部置于半圆弧形骨架槽中,半圆弧形密封胶垫根部的外缘部装入半圆弧形板内缘设置的安装槽中；安装槽、半圆弧形骨架槽组成半圆弧形密封胶垫根部的容置槽,半圆弧形密封胶垫头部伸出容置槽槽口。本发明用于输液管线中连接器的应急堵漏,快捷、方便、结构简单。(An emergency connector comprises two connecting rings, wherein a circle of double-end stud is arranged on the periphery of each connecting ring, and a nut is arranged at the end part of each double-end stud; the connecting ring is formed by splicing two half arc-shaped plates, splicing parts at the bottoms of the two half arc-shaped plates are hinged, the splicing parts at the upper parts of the two half arc-shaped plates are connected through a bolt assembly, and a mounting groove is formed in the inner edge of each half arc-shaped plate; the root part of the semi-arc sealing rubber gasket is divided into two parts, one part is an inner edge part integrally vulcanized with the semi-arc framework groove, and the other part is an outer edge part; the inner edge part of the root part of the semi-arc sealing rubber gasket is arranged in the semi-arc framework groove, and the outer edge part of the root part of the semi-arc sealing rubber gasket is arranged in the mounting groove arranged on the inner edge of the semi-arc plate; the mounting groove and the semi-circular arc framework groove form a containing groove at the root part of the semi-circular arc sealing rubber mat, and the head part of the semi-circular arc sealing rubber mat extends out of the notch of the containing groove. The invention is used for emergency leak stoppage of the connector in the infusion pipeline, and has the advantages of rapidness, convenience and simple structure.)

1. An emergency connector, comprising: the connecting device comprises two connecting rings, wherein a circle of stud (4) is arranged on the periphery of each connecting ring, and a nut (3) is arranged at the end part of each stud (4); the connecting ring is formed by splicing two semicircular arc plates (11), the splicing parts of the bottoms of the two semicircular arc plates (11) are hinged, the splicing parts of the upper parts of the two semicircular arc plates (11) are connected through a bolt assembly, and the inner edges of the semicircular arc plates (11) are provided with mounting grooves; the root part of the semi-arc sealing rubber gasket (15) is divided into two parts, one part is an inner edge part which is integrally vulcanized with the semi-arc framework groove (12), and the other part is an outer edge part; the inner edge part of the root part of the semi-circular arc-shaped sealing rubber gasket (15) is arranged in the semi-circular arc-shaped framework groove (12), and the outer edge part of the root part of the semi-circular arc-shaped sealing rubber gasket (15) is arranged in an installation groove arranged at the inner edge of the semi-circular arc-shaped plate (11); the mounting groove and the semi-circular arc framework groove (12) form a containing groove at the root part of the semi-circular arc sealing rubber gasket (15), and the head part of the semi-circular arc sealing rubber gasket (15) extends out of the notch of the containing groove; when the two semi-circular arc plates (11) are spliced into the connecting ring, the two semi-circular arc sealing rubber pads (15) are spliced into a complete sealing rubber pad ring (5).

2. The emergency connector according to claim 1, wherein: the two connecting rings are fixed connecting rings (1) and movable connecting rings (2), threaded fixing holes for fixing the double-end studs (4) are formed in the peripheries of the fixed connecting rings (1), and through holes for allowing the double-end studs (4) to pass through are formed in the peripheries of the movable connecting rings (2).

3. The emergency connector according to claim 1, wherein: the bolt assembly comprises a movable bolt (6) and a fastening nut, one end of the movable bolt (6) is hinged to the splicing position of the upper part of the half circular arc-shaped plate of the connecting ring, and the other end of the movable bolt (6) is a threaded part matched with the fastening nut.

4. The emergency connector according to claim 1, wherein: the installation directions of the bolt assemblies (6) on the two connecting rings are the same.

5. The emergency connector according to claim 1, wherein: when the socket connector to be emergently connected is a double-socket connector, the sealing gasket rings on the two connecting rings are oppositely arranged; when the socket connector to be emergently connected is a single-socket connector, the sealing gasket rings on the two connecting rings are arranged in the same direction.

6. The emergency connector according to claim 1, wherein: a plurality of round holes (122) are uniformly distributed at the bottom of the semi-arc framework groove (12).

7. The emergency connector according to claim 1, wherein: the mounting groove is a semi-closed semi-annular groove and consists of a bottom surface, an outer edge surface and a limiting surface extending inwards from the end part of the outer edge surface along the radial direction, the bottom surface is parallel to the limiting surface, and the groove bottom of the semi-arc framework groove (12) is attached to the bottom surface of the mounting groove; the outer edge of the root part of the semicircular arc-shaped sealing rubber gasket (15) is directly contacted with the mounting groove.

Technical Field

The invention belongs to the technical field of pipeline connectors, and particularly relates to a steel pipe emergency connector with a groove head.

Background

In modern war, the main approach of oil guarantee in war is to transport by oil pipeline, and guarantee that oil pipeline accurately arrives at the appointed position in time to guarantee the oil smoothly flows in war, which is a fundamental work that must be done in preparation of military war. For the large-batch frequent connection and disassembly of pipelines at the replacement and conveying place, the frequent connection and disassembly operation is carried out between the pipelines and the connectors. The interface connector is divided into a double-interface connector and a single-interface connector, and the interface connector (connector for short) is a middle connecting pipe connector for connecting a steel infusion pipeline. When the connector is frequently assembled and disassembled, leakage is generated after the lip of the key part of the sealing rubber ring is damaged, or leakage is generated due to failure of a sealing pair in special scenes such as aging of the sealing rubber ring, uneven bump on the surface of the outer circle of the groove head of the steel pipe with the groove head, or the fact that foreign matters exist on the sealing surface and are not cleaned up.

Therefore, the invention provides an emergency connector, which solves the problem of temporary leakage stoppage when leakage (seepage) suddenly occurs, and is a problem to be solved urgently.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides an emergency connector which is used for emergency leak stoppage of a connector in a transfusion pipeline, is quick and convenient and has a simple structure.

The technical scheme of the invention is as follows: the double-end stud comprises two connecting rings, wherein a circle of double-end stud is arranged on the peripheries of the two connecting rings, and a nut is arranged at the end part of the double-end stud; the connecting ring is formed by splicing two half arc-shaped plates, splicing parts at the bottoms of the two half arc-shaped plates are hinged, the splicing parts at the upper parts of the two half arc-shaped plates are connected through a bolt assembly, and a mounting groove is formed in the inner edge of each half arc-shaped plate; the root part of the semi-arc sealing rubber gasket is divided into two parts, one part is an inner edge part integrally vulcanized with the semi-arc framework groove, and the other part is an outer edge part; the inner edge part of the root part of the semi-arc sealing rubber gasket is arranged in the semi-arc framework groove, and the outer edge part of the root part of the semi-arc sealing rubber gasket is arranged in the mounting groove arranged on the inner edge of the semi-arc plate; the mounting groove and the semi-arc framework groove form a containing groove at the root part of the semi-arc sealing rubber gasket, and the head part of the semi-arc sealing rubber gasket extends out of the notch of the containing groove; when the two half arc-shaped plates are spliced into the connecting ring, the two half arc-shaped sealing rubber pads are spliced into a complete sealing rubber pad ring.

After the semi-circular arc-shaped sealing rubber mat and the semi-circular arc-shaped framework groove are integrally vulcanized, in the installation and use process, the sharp part of the head part of the semi-circular arc-shaped sealing rubber mat is extruded in the slot opening of the connector, the outer ring of the root part of the semi-circular arc-shaped sealing rubber mat is in the semi-circular groove, the inner ring is the metal semi-circular arc-shaped framework groove, and the semi-circular arc-shaped sealing rubber mat does not have the place to let outwards and is free from worrying about the extrusion towards the middle. The semi-arc framework groove has the following functions: when the semi-circular arc-shaped sealing rubber gasket and the semi-circular arc-shaped framework groove are replaced, the sealing rubber gasket and the semi-circular arc-shaped framework groove can be quickly drawn out from the mounting groove.

The two connecting rings are fixed connecting rings and movable connecting rings, threaded fixing holes for fixing the stud bolts are formed in the peripheries of the fixed connecting rings, and through holes for allowing the stud bolts to pass through are formed in the peripheries of the movable connecting rings. The function of fixing the connecting ring is as follows: in the relative installation process, one end of the stud is screwed in through the threaded hole and then is spliced tightly by the nut, the stud and the fixed connecting ring are relatively fixed, in the use process, the end of the fixed connecting ring is firstly leaned against one end face of the connector, and the fixed connecting ring is firstly fixed. The movable connecting ring has the following functions: the through hole in the movable connecting ring penetrates through the other end of the stud, and the movable connecting ring is moved towards the middle by screwing the nut outside the movable connecting ring in the using process.

The bolt assembly comprises a movable bolt and a fastening nut, one end of the movable bolt is hinged to the splicing position of the upper part of the semicircular arc-shaped plate of the connecting ring, and the other end of the movable bolt is a threaded part matched with the fastening nut.

The bolt assemblies on the two connecting rings are installed in the same direction, so that the tightening operation is convenient.

When the socket connector to be emergently connected is a double-socket connector, the sealing gasket rings on the two connecting rings are oppositely arranged; when the socket connector to be emergently connected is a single-socket connector, the sealing gasket rings on the two connecting rings are arranged in the same direction.

And a plurality of round holes are uniformly distributed at the bottom of the semicircular arc framework groove. The round hole has the functions that: firstly, the semi-arc sealing rubber gasket is tightly meshed with the semi-arc framework groove when being integrally vulcanized; and secondly, the semi-circular arc-shaped framework grooves and the mounting grooves are of metal structures, after the semi-circular arc-shaped framework grooves are provided with round holes, the contact between the sealing rubber gasket ring and the mounting grooves is increased, the sealing rubber gasket ring and the mounting grooves are connected with the metal structures and have certain flexibility, and the semi-circular arc-shaped sealing rubber gasket and the mounting grooves of the semi-circular arc-shaped plates are prevented from falling off from the mounting grooves in two half states.

The mounting groove is a semi-closed semi-annular groove and consists of a bottom surface, an outer edge surface and a limiting surface extending inwards from the end part of the outer edge surface along the radial direction, the bottom surface is parallel to the limiting surface, and the groove bottom of the semi-arc framework groove is attached to the bottom surface of the mounting groove; the outer edge part of the root part of the semicircular arc-shaped sealing rubber mat is directly contacted with the mounting groove.

The method is convenient for using a universal tool to temporarily solve the problem of leakage of the conveying liquid in a field emergency state, is quick, convenient and effective, provides a better method for temporary emergency rescue, can carry power continuously or not urgently or stop conveying power due to long-distance conveying, carries out temporary emergency leakage stoppage before the pressure of a leakage point is not reduced, saves time for replacing a steel pipe or a connector for later formal power stop, and reduces the leakage amount in the current time period.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a partial perspective view of FIG. 1;

FIG. 5 is a schematic view of the structure of the sealing rubber pad;

FIG. 6 is a state diagram of the use of the dual-port connector of the present invention;

FIG. 7 is a schematic view of the connection of a channel head steel tube to a dual-port connector;

FIG. 8 is a partial view of a single-port connector of the present invention in emergency use;

in the figure, a fixed connecting ring 1, a movable connecting ring 2, a nut 3, a stud 4, a sealing gasket ring 5, a movable bolt 6, a groove head steel pipe 7, a double-socket connector 8, a semicircular arc plate 11, a semicircular arc framework groove 12, a round hole 122 and a semicircular arc sealing gasket 15.

Detailed Description

In the figures 1-6, the invention is composed of a fixed connecting ring 1, a movable connecting ring 2, a nut 3, a stud bolt 4 and a sealing gasket ring 5. The fixed/movable connecting ring is made of nodular cast iron, No. 45 cast steel or aluminum alloy with the same strength. The bolt, nut and washer are all Q235 steel. The sealing gasket ring 5 is oil-resistant nitrile rubber. When the two semi-circular arc plates 11 are spliced into the fixed/movable connecting ring, the two semi-circular arc sealing rubber pads 15 are spliced into a complete sealing rubber pad ring 5. The root part of the semi-arc sealing rubber gasket 15 is divided into two parts, one part is an inner edge part integrally vulcanized with the semi-arc framework groove 12, and the other part is an outer edge part; the inner edge part of the root part of the semi-arc sealing rubber gasket 15 is arranged in the semi-arc framework groove 12, and the outer edge part of the root part of the semi-arc sealing rubber gasket 15 is arranged in the mounting groove arranged at the inner edge of the semi-arc plate 11; the mounting groove, the sealed storage tank at 15 roots of rubber gasket of semicircle arc is constituteed to semicircle arc skeleton groove 12, and the sealed rubber gasket 15 head of semicircle arc stretches out the storage tank notch, and the point portion of the sealed rubber gasket 15 head of semicircle arc is used for squeezing into the annular clearance between 8 holes of the socket connector of treating emergency connection and the 7 external diameters of groove head steel pipe. The bottom of the semi-arc framework groove 12 is provided with a plurality of round holes 122.

The use process comprises the following steps: the fixed connecting ring 1 and the movable connecting ring 2 are applied in pairs, the lower parts of the fixed connecting ring 1 and the movable connecting ring 2 rotate around a hinge pin, the fixed connecting ring 1 and the movable connecting ring 2 are wound at two ends of a double-port connector 8 which is used in use, and the two semicircular arc-shaped plates 11 are spliced into the fixed/movable connecting ring together by fastening nuts on the movable bolts 6 after being sleeved. In the process of being sleeved with the double-port connector 8 and the groove head steel pipe 7, the sealing gasket ring 5 in the fixed connecting ring 1 is aligned to an annular gap between the inner hole of the double-port connector 8 and the outer diameter of the groove head steel pipe 7, meanwhile, the sealing gasket ring 5 in the movable connecting ring 2 is aligned to an annular gap 17 between the inner hole of the double-port connector 8 and the outer diameter of the groove head steel pipe 7 at the other end of the double-port connector 8, the movable bolt 6 is screwed on the fixed/movable connecting ring formed by splicing the two semicircular arc plates 11, then the nut 3 on the stud 4 is screwed, and the gap of the sealing gasket ring 5 is tightly filled, so that the leakage (seepage) of the conveying liquid of the double-port connector 8 to the connector due to sealing failure is prevented. The emergency connector is limited to temporary leak stopping measures when leakage (seepage) suddenly occurs.

In fig. 7, the dual-port connector 8 comprises a connector body, and the connector assembly comprises a sealing rubber ring 13, a steel locking ring 18 and a sponge rubber strip 16. The steel lock ring 18 is an elastic body, the steel lock ring 18 is in a natural state in the socket connector body at ordinary times, and the inner diameter of the steel lock ring 6 in the natural state is smaller than the diameter of the outer circle of the end part of the steel pipe with the groove head. The groove head steel pipe 7 is composed of a pipe body and groove heads at two ends of the pipe body, and an annular groove is arranged in the middle of each groove head. The groove head snap ring 14 is clamped in the annular groove in the middle of the groove head. An annular gap 17 is formed between the inner hole of the double-port connector 8 and the outer diameter of the groove head steel pipe 7.

In fig. 8, when the socket connector to be emergency-connected is a single socket connector, the gasket rings 5 on the two fixed/movable connection rings are arranged in the same direction. Wherein, 3 is a nut, 4 is a stud, 5 is a sealing gasket ring, and 6 is a live bolt.