CN111076001A - Socket telescopic type closed joint device - Google Patents

Abstract

A socket telescopic type closed joint device comprises a socket pipe, a socket pipe connecting ring, a socket end head ring, a socket pipe connecting ring, an outer reinforcing ring, an inner reinforcing ring and a plurality of limiting screws, wherein the socket pipe connecting ring and the socket ring are fixedly arranged on a pipe orifice at the outer end of the socket pipe respectively; the pipe orifice at the inner end of the faucet pipe is inserted into the pipe orifice at the inner end of the bell pipe; the socket pipe connecting ring and the outer reinforcing ring are respectively provided with a plurality of screw holes, and two ends of a plurality of limiting screw rods are respectively fixedly arranged in the plurality of screw holes of the socket pipe connecting ring and the outer reinforcing ring through limiting nuts. The invention has wide application range, and particularly can avoid electric welding open fire on site in the emergency repair construction of water, oil and gas transmission buried pipelines, reduce safety accidents and save the emergency repair construction time.

Description

Socket telescopic type closed joint device

Technical Field

The invention relates to the technical field of pipelines, in particular to a telescopic closed joint device for a pipeline socket.

Background

The closed installation positions of the socket prestressed steel cylinder concrete pipeline and the socket nodular cast iron pipeline generally adopt a field welding closed steel pipe mode, and the closed installation position of the socket glass steel pipe generally adopts a field pasting closed glass steel pipe mode. The construction time is long, the construction environment requirement is harsh, construction is performed by professional personnel, the construction difficulty is high, and the construction cost is high.

Disclosure of Invention

The invention aims to solve the problems and provides a socket telescopic type closed joint device which is simple in structure, easy and quick in pipeline connection and good in leakage prevention effect.

The technical scheme adopted by the invention is as follows:

a socket telescopic type closed joint device comprises a socket pipe, a socket pipe connecting ring, a socket end head ring, a socket pipe connecting ring, an outer reinforcing ring, an inner reinforcing ring and a plurality of limiting screws, and is characterized in that the socket pipe connecting ring is fixedly arranged on a pipe orifice at the outer end of the socket pipe, the socket ring is fixedly arranged on the outer end surface of the socket pipe connecting ring, the socket end head ring is fixedly arranged on a pipe orifice at the inner end of the socket pipe, and the outer reinforcing ring is fixedly sleeved on the outer pipe wall of the socket pipe; the socket pipe is inserted into the socket pipe, the socket pipe connecting ring is fixedly arranged on a pipe orifice at the outer end of the socket pipe, the socket ring is fixedly arranged on the outer end surface of the socket pipe connecting ring, the inner reinforcing ring is fixedly arranged on a pipe orifice at the inner end of the socket pipe, and a socket piece is fixedly arranged at the other end of the inner reinforcing ring; the outer pipe walls of the socket ring and the socket piece are respectively provided with a plurality of sealing ring clamping grooves in a concave manner, sealing rubber rings are respectively arranged in the sealing ring clamping grooves, the socket ring between the sealing ring clamping grooves and the pipe wall of the socket piece are respectively provided with a punching hole, and a sealing bolt is respectively arranged in the punching holes; the pipe orifice at the inner end of the faucet pipe is inserted into the pipe orifice at the inner end of the bell pipe; the socket pipe connecting ring and the outer reinforcing ring are respectively provided with a plurality of screw holes, and two ends of a plurality of limiting screw rods are respectively fixedly arranged in the plurality of screw holes of the socket pipe connecting ring and the outer reinforcing ring through limiting nuts.

The socket ring and the outer pipe wall of the socket piece are respectively provided with two sealing ring clamping grooves in a concave mode, sealing rubber rings are respectively arranged in the sealing ring clamping grooves, the socket ring between the two sealing ring clamping grooves and the pipe wall of the socket piece are respectively provided with a pressing hole, and sealing bolts are respectively arranged in the pressing holes.

And a plurality of reserved connecting screw holes are respectively arranged on the connecting ring of the socket pipe.

The socket pipe and the spigot pipe are assembled together to form a socket telescopic closed joint device, two sealing rubber rings are arranged on the spigot piece to form a sealing surface with the socket pipe, and a pressing test can be performed through a pressing hole in the installation process to ensure the sealing effect. The invention can be processed in advance according to actual requirements to be suitable for specifications of various length ranges, the size of the socket ring and the socket ring is consistent with that of the pipeline connected with the upstream and the downstream, when the pipeline is installed at a closed position, the length of the closed pipe is determined in advance, and a suitable socket telescopic type closed joint device is selected. In the installation process, the socket pipe and the spigot pipe are assembled together and contracted to the shortest size, the socket pipe and the spigot pipe are placed in a closed position, and then the socket pipe and the spigot pipe are spread by using a jack until the socket rings at two ends and the spigot rings at two ends are installed together with corresponding pipelines at the upstream and downstream. After the installation is finished, the limiting nut on the limiting screw rod is fixed, and leakage and the like caused by the telescopic deformation of the socket telescopic closed joint device can be avoided. The two limiting nuts are installed together, and the telescopic range of the telescopic nut is fixed by mutually fastening and locking positions. The reserved connecting screw hole can be connected with a connected pipeline through a limiting screw rod of a limiting nut, and the socket telescopic type closed joint device and a connecting port of an upstream pipeline and a downstream pipeline are prevented from falling, deforming and leaking water.

The invention has wide application range, particularly in the first-aid construction of buried pipelines for water, oil and gas transmission, can avoid electric welding open fire on site, reduce safety accidents, save the first-aid construction time, has lower manufacturing difficulty, simple and easy-to-learn installation and operation, lower manufacturing cost and wide market space.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Detailed Description

The utility model provides a telescopic closed festival device of socket joint, includes bell pipe 1, bell pipe go-between 2, bell end headring 3, socket pipe 4, socket pipe go-between 5, outer stiffening ring 6, interior stiffening ring 7 and a plurality of stop screw 8, its main points are bell pipe go-between 2 fixed set up on the mouth of pipe of 1 outer end of bell pipe, the fixed bell ring 9 that is provided with on the outer terminal surface of bell pipe go-between 2. The bell-end head ring 3 is fixedly arranged on the pipe orifice at the inner end of the bell-end pipe 1, and the outer reinforcing ring 6 is fixedly sleeved on the outer pipe wall of the bell-end pipe 1. The socket pipe 4 is inserted into the socket pipe 1, the socket pipe connecting ring 5 is fixedly arranged on a pipe orifice at the outer end of the socket pipe 4, the outer end face of the socket pipe connecting ring 5 is fixedly provided with a socket ring 10, the inner reinforcing ring 7 is fixedly arranged on a pipe orifice at the inner end of the socket pipe 4, and the other end of the inner reinforcing ring 7 is fixedly provided with a socket piece 11. The outer pipe wall of the socket ring 10 and the socket piece 11 is respectively provided with two sealing ring clamping grooves 12 in a concave manner, sealing rubber rings 13 are respectively arranged in the sealing ring clamping grooves 12, the pipe wall of the socket ring 10 and the pipe wall of the socket piece 11 between the two sealing ring clamping grooves 12 are respectively provided with a pressing hole 14, a sealing bolt 18 is respectively arranged in the pressing hole 14, the socket piece is provided with two sealing rubber rings 13 to form a sealing surface with the socket pipe 1, and a pressing test can be carried out through the pressing holes 14 in the installation process, so that the sealing effect is ensured. The inner end pipe orifice of the socket pipe 4 is inserted into the inner end pipe orifice of the socket pipe 1, in the installation process, the socket pipe 1 and the socket pipe 4 are firstly contracted to the shortest size, the closed position is placed in a neutral position, and then the socket pipe 1 and the socket pipe 4 are spread by using a jack until the two-end socket rings 9 and the socket rings 10 are installed together with the corresponding upstream and downstream pipelines. The socket pipe connecting ring 5 and the outer reinforcing ring 6 are respectively provided with a plurality of screw holes 15, two ends of a plurality of limiting screw rods 8 are respectively fixedly arranged in the plurality of screw holes 15 of the socket pipe connecting ring 5 and the outer reinforcing ring 6 through limiting nuts 16, the limiting nuts 16 on the limiting screw rods 8 are fixed, and the situation that the socket pipe and the socket pipe 1 are deformed in a telescopic mode to cause leakage and the like can be avoided. The connecting ring 2 of the bell pipe is respectively provided with a plurality of reserved connecting screw holes 17, the reserved connecting screw holes 17 can be connected with a connected pipeline through a limiting screw of a limiting nut, and the connecting port of the bell pipe and the pipeline is ensured not to fall off, deform and leak water.

Claims (3)

1. A socket telescopic type closed joint device comprises a socket pipe (1), a socket pipe connecting ring (2), a socket end head ring (3), a socket pipe (4), a socket pipe connecting ring (5), an outer reinforcing ring (6), an inner reinforcing ring (7) and a plurality of limiting screws (8), and is characterized in that the socket pipe connecting ring (2) is fixedly arranged on a pipe orifice at the outer end of the socket pipe (1), the outer end surface of the socket pipe connecting ring (2) is fixedly provided with the socket ring (9), the socket end head ring (3) is fixedly arranged on a pipe orifice at the inner end of the socket pipe (1), and the outer reinforcing ring (6) is fixedly sleeved on the outer pipe wall of the socket pipe (1); the socket pipe (4) is inserted into the socket pipe (1), the socket pipe connecting ring (5) is fixedly arranged on a pipe orifice at the outer end of the socket pipe (4), the outer end face of the socket pipe connecting ring (5) is fixedly provided with a socket ring (10), the inner reinforcing ring (7) is fixedly arranged on a pipe orifice at the inner end of the socket pipe (4), and the other end of the inner reinforcing ring (7) is fixedly provided with a socket piece (11); the outer pipe walls of the socket ring (10) and the socket piece (11) are respectively provided with a plurality of sealing ring clamping grooves (12) in a concave mode, sealing rubber rings (13) are respectively arranged in the sealing ring clamping grooves (12), the pipe walls of the socket ring (10) and the socket piece (11) between the sealing ring clamping grooves (12) are respectively provided with a pressing hole (14), and sealing bolts (18) are respectively arranged in the pressing holes (14); the inner end pipe orifice of the socket pipe (4) is inserted in the pipe orifice at the inner end of the socket pipe (1); the socket pipe connecting ring (5) and the outer reinforcing ring (6) are respectively provided with a plurality of screw holes (15), and two ends of a plurality of limiting screws (8) are respectively fixedly arranged in the plurality of screw holes (15) of the socket pipe connecting ring (5) and the outer reinforcing ring (6) through limiting nuts (16).

2. A socket telescopic type closing joint device according to claim 1, wherein the outer pipe walls of the socket ring (10) and the socket piece (11) are respectively provided with two sealing ring clamping grooves (12) in a concave manner, sealing rubber rings (13) are respectively arranged in the sealing ring clamping grooves (12), the pipe walls of the socket ring (10) and the socket piece (11) between the two sealing ring clamping grooves (12) are respectively provided with a pressing hole (14), and a sealing bolt (18) is respectively arranged in the pressing hole (14).

3. A socket telescopic type closing joint device according to claim 1, characterized in that the socket pipe connecting ring (2) is provided with a plurality of reserved connecting screw holes (17) respectively.

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