CN214119208U

CN214119208U - Metal framework composite plastic pipeline

Info

Publication number: CN214119208U
Application number: CN202022505408.8U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Shanghai Chizhou Electromechanical Engineering Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-09-03
Anticipated expiration: 2030-11-03

Abstract

The utility model provides a metal framework composite plastic pipeline, which relates to the technical field of pipelines, and comprises a pipe body and two sealing pipes, wherein the two sealing pipes are respectively fixed at the upper end and the lower end of the pipe body; the upper part and the lower part of the pipe body are respectively provided with a connecting pipe, the inner end of each connecting pipe is welded with a round pipe, the round pipes are inserted outside the sealing pipes, and the inner walls of the round pipes are provided with a circle of arc-shaped grooves; the outer wall of the sealing pipe is provided with a notch corresponding to the arc-shaped groove, a sealing sleeve is arranged in the notch, a gap is reserved between the sealing sleeve and the notch, and a plurality of uniformly distributed springs are uniformly fixed between the sealing sleeve and the notch; the beneficial effects of the utility model reside in that: the leakproofness between sealed tube and the pipe has been strengthened, avoids the liquid in the pipe body to leak the outside to make metal framework composite plastic pipeline's sealing performance strong, can avoid having water to be stained with on the steel rack and lead to the rusty phenomenon to appear in the steel rack.

Description

Metal framework composite plastic pipeline

Technical Field

The utility model belongs to the technical field of the pipeline technique and specifically relates to a metal framework composite plastic pipeline is related to.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The use of pipelines is very widespread, mainly in water supply, drainage, heating, gas supply, long-distance oil and gas delivery, agricultural irrigation, hydraulic engineering and various industrial installations.

The existing metal framework composite plastic pipeline is poor in sealing performance of the pipeline joint, the leakage problem often occurs, energy in the pipeline is wasted, a steel net rack can be arranged in the metal framework composite plastic pipeline, and when the temperature in the pipeline is lower than the external temperature, water vapor can occur in the pipeline, so that the steel net rack in the pipeline is rusted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal framework composite plastic pipeline has strengthened the leakproofness between sealed tube and the pipe, avoids the liquid in the pipe to leak the outside to make metal framework composite plastic pipeline's sealing performance strong, can avoid having water to be stained with on the steel rack and lead to the rusty phenomenon to appear in the steel rack, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the metal framework composite plastic pipeline comprises a pipe body and two sealing pipes, wherein the two sealing pipes are respectively fixed at the upper end and the lower end of the pipe body;

the upper part and the lower part of the pipe body are respectively provided with a connecting pipe, the inner ends of the connecting pipes are respectively welded with a round pipe, the round pipes are inserted outside the sealing pipe, and the inner wall of each round pipe is provided with a circle of arc-shaped grooves;

the sealing device is characterized in that a notch corresponding to the arc-shaped groove is formed in the outer wall of the sealing pipe, a sealing sleeve is arranged in the notch, a gap is reserved between the sealing sleeve and the notch, a plurality of springs which are uniformly distributed are uniformly fixed between the sealing sleeve and the notch, a hard ring is fixed on one side, close to the springs, of the inner portion of the sealing sleeve, and a plurality of elastic balls are fixed on the surface of the hard ring.

Preferably, the outside of the sealing pipe is embedded with a sealing ring, and the sealing ring is contacted with the circular pipe.

Preferably, the left side and the right side of the sealing pipe are both provided with screw holes, the left side and the right side of the circular pipe are both inserted with screws which are in one-to-one correspondence with the screw holes, and the tail ends of the screws are screwed into the screw holes.

Preferably, the elastic ball enables the outer side of the sealing sleeve to be outwards supported, the outer side of the sealing sleeve is arc-shaped and protrudes out of the groove opening, and the outer side of the sealing sleeve is embedded into the arc-shaped groove.

Preferably, the body includes plastic tubing, sponge cover, rubber sleeve and steel rack, the plastic tubing is equipped with inside and outside two, sponge cover and rubber sleeve all are equipped with two.

Preferably, two the sponge cover is fixed in the outside respectively plastic tubing inner wall and inside the plastic tubing outer wall, two the rubber sleeve is located two contact between the sponge cover, and two be fixed with the steel net rack between the rubber sleeve, two both ends and two about rubber sleeve and the steel mesh rack are whole plastic tubing fixed connection.

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

according to the metal framework composite plastic pipeline, the hard ring plays a supporting role for the elastic ball, and the elastic ball has elasticity, so that when the sealing sleeve is extruded by the circular pipe, the elastic ball can be compressed, so that the sealing sleeve is favorably embedded into the arc-shaped groove in the circular pipe, when the sealing sleeve completely enters the arc-shaped groove, the compressed elastic ball can be expanded again under the influence of the elasticity, the flattened sealing sleeve is arched again, the outer wall of the sealing sleeve is tightly attached to the inner wall of the arc-shaped groove, the sealing performance between the sealing pipe and the circular pipe is enhanced, the liquid in the pipe body is prevented from leaking to the outside, the arrangement of the sealing ring further enhances the sealing performance between the sealing pipe and the circular pipe, and the sealing performance of the metal framework composite plastic pipeline is strong;

when the inside liquid temperature of body is less than under the outer temperature of body, outside plastic tubing inner wall and inside plastic tubing outer wall have steam, because two sponge covers are fixed in outside plastic tubing inner wall and inside plastic tubing outer wall respectively, so steam on two plastic tubing can in time be absorbed to two sponge covers, avoid steam to be stained with on the rubber sleeve, the design of two rubber covers for steel rack and sponge cover are isolated, thereby avoid having water to be stained with on the steel rack and lead to the rusty phenomenon to appear in the steel rack.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the top of the tube body of the present invention;

fig. 3 is a schematic view of a partial structure at a position a in fig. 1 according to the present invention.

The labels in the figure are: 1-a pipe body; 2-sealing the tube; 3-connecting pipe; 4-round tube; 5-sealing ring; 6-notch; 7-a spring; 8-sealing sleeve; 9-hard ring; 10-a resilient ball; 11-screw holes; 12-a screw; 13-a plastic tube; 14-a sponge sleeve; 15-rubber sleeve; 16-a steel wire frame; 17-arc-shaped groove.

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. 1-3, embodiments of the present invention will be further described;

a metal framework composite plastic pipeline comprises a pipe body 1 and two sealing pipes 2, wherein the two sealing pipes 2 are respectively fixed at the upper end and the lower end of the pipe body 1;

the upper part and the lower part of the pipe body 1 are both provided with connecting pipes 3, the inner ends of the connecting pipes 3 are both welded with round pipes 4, the round pipes 4 are inserted outside the sealing pipes 2, and the inner walls of the round pipes 4 are provided with a circle of arc-shaped grooves 17;

the outer wall of the sealing tube 2 is provided with a notch 6 corresponding to the arc-shaped groove 17, a sealing sleeve 8 is arranged in the notch 6, a gap is reserved between the sealing sleeve 8 and the notch 6, a plurality of uniformly distributed springs 7 are uniformly fixed between the sealing sleeve 8 and the notch 6, one side of the interior of the sealing sleeve 8, which is close to the springs 7, is fixedly provided with a hard ring 9, and the surface of the hard ring 9 is fixedly provided with a plurality of elastic balls 10;

the elastic ball 10 enables the outer side of the sealing sleeve 8 to be outwards supported, the outer side of the sealing sleeve 8 is arc-shaped and protrudes out of the notch 6, and the outer side of the sealing sleeve 8 is embedded into the arc-shaped groove 17;

specifically, when the worker needs to install two connecting pipes 3 at the upper end and the lower end of the pipe body 1, the arc-shaped groove 17 on the circular pipe 4 is aligned with the sealing sleeve 8 on the sealing pipe 2, then the connecting pipe 3 is held and moves towards the direction of the pipe body 1, the circular pipe 4 can be driven to be sleeved outside the sealing pipe 2, when the inner end of the circular pipe 4 moves to the sealing sleeve 8, the circular pipe 4 can move the sealing sleeve 8 towards the notch 6 and extrude the spring 7, so that the sealing sleeve 8 retracts towards the notch 6, the hard ring 9 plays a supporting role for the elastic ball 10, because the elastic ball 10 has elasticity, when the circular pipe 4 extrudes the sealing sleeve 8, the elastic ball 10 can be compressed, so that the sealing sleeve 8 can be embedded into the arc-shaped groove 17 in the circular pipe 4, when the sealing sleeve 8 completely enters the arc-shaped groove 17, the elastic ball 10 can be released again under the influence of elasticity, so that the flattened sealing sleeve 8 arches again, the outer wall of the sealing sleeve 8 is tightly attached to the inner wall of the arc-shaped groove 17, the sealing performance between the sealing pipe 2 and the circular pipe 4 is enhanced, and liquid in the pipe body 1 is prevented from leaking to the outside;

sealing rings 5 are embedded outside the sealing pipes 2, and the sealing rings 5 are in contact with the circular pipe 4;

specifically, the sealing ring 5 is arranged to further enhance the sealing property between the sealing pipe 2 and the circular pipe 4, so that the metal framework composite plastic pipeline has strong sealing property;

screw holes 11 are formed in the left side and the right side of the sealing pipe 2, screws 12 which correspond to the screw holes 11 one by one are inserted into the left side and the right side of the circular pipe 4, and the tail ends of the screws 12 are screwed into the screw holes 11;

specifically, the sealing tube 2 and the circular tube 4 are connected more firmly by screwing the screw 12 into the screw hole 11;

the pipe body 1 comprises a plastic pipe 13, a sponge sleeve 14, a rubber sleeve 15 and a steel net rack 16, wherein the plastic pipe 13 is provided with an inner pipe and an outer pipe, and the sponge sleeve 14 and the rubber sleeve 15 are both provided with two pipes;

the two sponge sleeves 14 are respectively fixed on the inner wall of the plastic pipe 13 at the outside and the outer wall of the plastic pipe 13 at the inside, the two rubber sleeves 15 are positioned between the two sponge sleeves 14 and are contacted, a steel net rack 16 is fixed between the two rubber sleeves 15, and the upper end and the lower end of the whole of the two rubber sleeves 15 and the steel net rack 16 are fixedly connected with the two plastic pipes 13;

it is specific, sealed tube 2 makes both ends about the body 1 be encapsulated situation, avoid the liquid in the body 1 to spread the sponge cover 14 in the body 1, in rubber sleeve 15 and the steel net rack 16, be less than under the outer temperature of body 1 when the inside liquid temperature of body 1, outside 13 inner walls of plastic tubing and inside 13 outer walls of plastic tubing have steam, because two sponge covers 14 are fixed in outside 13 inner walls of plastic tubing and inside 13 outer walls of plastic tubing respectively, so steam on two plastic tubing 13 can in time be absorbed to two sponge covers 14, avoid steam to be stained with on rubber sleeve 15, the design of two rubber sleeves 15, make steel net rack 16 and sponge cover 14 isolated, thereby avoid having water to be stained with on steel net rack 16 and lead to the rusty phenomenon of steel net rack 16 to appear.

Claims

1. The utility model provides a metal framework composite plastic pipeline, includes body (1) and sealed tube (2), sealed tube (2) are equipped with two, two sealed tube (2) are fixed in both ends about body (1) respectively, its characterized in that:

the upper part and the lower part of the pipe body (1) are respectively provided with a connecting pipe (3), the inner end of each connecting pipe (3) is welded with a round pipe (4), the round pipes (4) are inserted outside the sealing pipes (2), and the inner wall of each round pipe (4) is provided with a circle of arc-shaped groove (17);

the sealing device is characterized in that a notch (6) corresponding to the arc-shaped groove (17) is formed in the outer wall of the sealing tube (2), a sealing sleeve (8) is arranged in the notch (6), a gap is reserved between the sealing sleeve (8) and the notch (6), a plurality of springs (7) which are uniformly distributed are uniformly fixed between the sealing sleeve (8) and the notch (6), a hard ring (9) is fixed on one side, close to the springs (7), of the inside of the sealing sleeve (8), and a plurality of elastic balls (10) are fixed on the surface of the hard ring (9).

2. The metal skeleton composite plastic pipeline of claim 1, wherein: sealing washer (5) have all been embedded into to sealed tube (2) outside, sealing washer (5) contact with pipe (4).

3. The metal skeleton composite plastic pipeline of claim 1, wherein: screw holes (11) are formed in the left side and the right side of the sealing pipe (2), screws (12) which correspond to the screw holes (11) one to one are inserted into the left side and the right side of the circular pipe (4), and the tail ends of the screws (12) are screwed into the screw holes (11).

4. The metal skeleton composite plastic pipeline of claim 1, wherein: the outer side of the sealing sleeve (8) is outwards supported by the elastic balls (10), the outer side of the sealing sleeve (8) is arc-shaped and protrudes out of the notch (6), and the outer side of the sealing sleeve (8) is embedded into the arc-shaped groove (17).

5. The metal skeleton composite plastic pipeline of claim 1, wherein: the pipe body (1) comprises a plastic pipe (13), a sponge sleeve (14), a rubber sleeve (15) and a steel net rack (16), the plastic pipe (13) is provided with an inner part and an outer part, and the sponge sleeve (14) and the rubber sleeve (15) are both provided with two parts.

6. The metal skeleton composite plastic pipeline of claim 5, wherein: two sponge cover (14) are fixed in the outside respectively plastic tubing (13) inner wall and inside plastic tubing (13) outer wall, two rubber sleeve (15) are located two and contact between sponge cover (14), and two be fixed with steel net rack (16) between rubber sleeve (15), two both ends and two about rubber sleeve (15) and steel net rack (16) are whole plastic tubing (13) fixed connection.