CN220435660U

CN220435660U - Thermoplastic double-layer pipeline

Info

Publication number: CN220435660U
Application number: CN202322125736.9U
Authority: CN
Inventors: 石惠臣; 曹钰祥; 杭秋锦
Original assignee: Jiangsu Yingstanford Environmental Technology Co ltd
Current assignee: Jiangsu Yingstanford Environmental Technology Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-02
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses a thermoplastic double-layer pipeline, which comprises a main pipeline, wherein a sleeve is arranged on the outer side of the main pipeline, a lowest point leakage detecting port is arranged at the bottom of the sleeve, a monitoring alarm is arranged on the top side of the lowest point leakage detecting port, the upper end and the lower end of the monitoring alarm are respectively and fixedly connected with the main pipeline and the sleeve, an annular valve is arranged on the outer side of the lower part of the monitoring alarm, a liquid outlet is arranged on the inner side of the annular valve, a stopping shaft is arranged right below the liquid outlet, the top of the stopping shaft stretches into the inner wall of the monitoring alarm and is in threaded connection with the inner wall of the monitoring alarm, a cross bolt head is fixedly connected to the center of the bottom of the stopping shaft, and the annular valve and the stopping shaft are arranged at the lowest point leakage detecting port to intensively drain oil leakage in an interlayer, so that the oil leakage is conveniently and rapidly recovered, the pollution range is prevented from being enlarged by accumulation and accumulation in the interlayer, and rapid maintenance are prevented.

Description

Thermoplastic double-layer pipeline

Technical Field

The utility model relates to the technical field of double-layer pipelines, in particular to a thermoplastic double-layer pipeline.

Background

The thermoplastic plastic is widely used, has good elasticity and compression set resistance, environment resistance, ageing resistance, excellent processing performance and environment friendliness, is widely used and light in specific gravity, and is made of thermoplastic plastics.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a thermoplastic double-layer pipeline.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: including the trunk line, the outside of trunk line is provided with the sleeve pipe, the inboard laminating fixedly connected with barrier layer of trunk line, the left end fixedly connected with of trunk line withholds the inner loop, the right-hand member fixedly connected with of trunk line withholds the urceolus, be equipped with the intermediate layer between trunk line and the sleeve pipe, the bottom of intermediate layer from left to right the equidistance is provided with a plurality of liquid sensor, liquid sensor's upper and lower both ends respectively with trunk line and sleeve pipe fixed connection, sheathed tube bottom is equipped with the minimum leak detection mouth, the topside of minimum leak detection mouth is provided with the monitoring alarm, the upper and lower both ends of monitoring alarm respectively with trunk line and sleeve pipe fixed connection, the lower part outside of monitoring alarm is provided with annular valve, the inboard of annular valve is equipped with the liquid outlet, be provided with under the liquid outlet and stop the axle, stop the top of axle stretches into in the inner wall of monitoring alarm and rather than threaded connection, stop the bottom center department fixedly connected with cross bolt head of axle, set up annular valve and leak detection axle through the minimum leak detection mouth and prevent that the leak detection from holding up the fast in the intermediate layer and carrying out the concentrated range of leak detection of being convenient for, the maintenance is concentrated in the quick expansion of the intermediate layer.

As a further description of the above technical solution: the outside upper portion of stopping the axle encircles and is provided with the expansion snap ring, the outside of expansion snap ring and the inboard mutual extrusion laminating of cyclic annular valve carry out secondary seal to the leak hunting port of minimum, ensure that the leak oil can not flow out the contaminated land from the gap.

As a further description of the above technical solution: the lower part of the lowest point leakage detecting port is provided with a sealing slide, so that air is isolated from entering, and the cross bolt head is protected.

As a further description of the above technical solution: the outside fixedly connected with sensing ring of sealed slide, the sensing ring is arranged in the inner wall of sheathed tube and rather than fixed connection, transmits the cracked condition of early warning sealed slide, avoids stealing oil the person and utilizes the minimum leak hunting mouth to carry out the punching and steals oil.

As a further description of the above technical solution: the left side fixedly connected with of sheathed tube seals and inserts the ring, sheathed tube right side is equipped with the slot, seal inserts the ring and cooperatees with the slot, guarantees the stability of combination between the sleeve pipe.

As a further description of the above technical solution: the buckling inner ring buckling outer cylinder is connected with the buckling inner ring buckling outer cylinder in a mutually clamping mode, hot melting resistance wires are arranged in the clamping teeth of the buckling inner ring buckling outer cylinder and the clamping teeth of the buckling inner ring buckling outer cylinder in a surrounding mode, and the buckling inner ring buckling outer cylinder is firstly buckled and sealed through hot melting after being initially buckled, so that the problem of oil leakage is avoided.

As a further description of the above technical solution: a plurality of limiting ring pads are arranged in the interlayer from left to right at equal intervals, and the limiting ring pads are distributed in an annular array relative to the center of the sleeve, so that connectivity and stability inside the interlayer are ensured.

The utility model has the following beneficial effects:

1. according to the utility model, the annular valve and the stopping shaft are arranged at the lowest point leakage detecting port to intensively discharge the leaked oil in the interlayer, so that the leaked oil can be recovered conveniently and quickly, the accumulation and the expansion of the pollution range in the interlayer can be avoided, and the quick maintenance can be prevented.

Drawings

FIG. 1 is a schematic view of a thermoplastic double layer pipe according to the present utility model at a first viewing angle;

FIG. 2 is a schematic view of a thermoplastic double layer pipe according to a second aspect of the present utility model;

FIG. 3 is a schematic view of a thermoplastic double layer pipe according to the present utility model;

fig. 4 is a schematic diagram of a monitoring alarm and a stopping shaft in a thermoplastic double-layer pipeline according to the present utility model.

1, a main pipeline; 2. a sleeve; 3. an impermeable layer; 4. the inner ring is buckled and pressed; 5. the outer cylinder is buckled and pressed; 6. a liquid sensor; 7. a leak is detected at the lowest point; 8. monitoring an alarm; 9. an annular valve; 10. a stop shaft; 11. a cross bolt head; 12. an expansion clasp; 13. sealing the slide; 14. an induction ring; 15. sealing the insert ring; 16. a slot; 17. and a limiting ring pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the outside of the main pipe 1 is provided with a sleeve 2, the inner side of the main pipe 1 is fixedly connected with a impervious layer 3, the left end of the main pipe 1 is fixedly connected with a buckling inner ring 4, the right end of the main pipe 1 is fixedly connected with a buckling outer cylinder 5, an interlayer is arranged between the main pipe 1 and the sleeve 2, the bottom of the interlayer is provided with a plurality of liquid sensors 6 from left to right at equal intervals, the upper end and the lower end of the liquid sensors 6 are respectively fixedly connected with the main pipe 1 and the sleeve 2, the bottom of the sleeve 2 is provided with a lowest point leakage detection port 7, the top side of the lowest point leakage detection port 7 is provided with a monitoring alarm 8, the upper end and the lower end of the monitoring alarm 8 are respectively fixedly connected with the main pipe 1 and the sleeve 2, the outer side of the lower part of the monitoring alarm 8 is provided with an annular valve 9, the inner side of the annular valve 9 is provided with a liquid outlet, a stopping shaft 10 is arranged under the liquid outlet, the top of the stopping shaft 10 stretches into the inner wall of the monitoring alarm 8 and is in threaded connection with the inner wall, a cross bolt head 11 is fixedly connected to the center of the bottom of the stopping shaft 10, an expansion clamping ring 12 is arranged on the upper part of the outer side of the stopping shaft 10 in a surrounding manner, the outer side of the expansion clamping ring 12 is mutually extruded and bonded with the inner side of the annular valve 9, a sealing slide 13 is arranged at the lower part of the lowest point leakage detection port 7, an induction ring 14 is fixedly connected to the outer side of the sealing slide 13, the induction ring 14 is positioned in the inner wall of the sleeve 2 and is fixedly connected with the same, a sealing insert ring 15 is fixedly connected to the left side of the sleeve 2, a slot 16 is arranged on the right side of the sleeve 2, the sealing insert ring 15 is matched with the slot 16, a plurality of limiting ring pads 17 are arranged in the interlayer from left to right in an equidistant manner, the outer cylinder 5 is buckled and connected with each other in a clamping manner, and hot melting resistance wires are arranged in the clamping teeth of the two, the limit ring pads 17 are distributed in an annular array relative to the center of the sleeve 2.

Working principle: according to the utility model, a lowest point leakage detecting port 7 is arranged at the lowest point of a pipeline, an inner and outer passage is formed, a monitoring alarm 8 is arranged for leakage detection, double airtight protection is carried out through an annular valve 9 and a stop shaft 10, sealing isolation is carried out through a sealing slide 13 and an induction ring 14, oil theft prevention warning is carried out, when a leakage phenomenon occurs, a recovery barrel is placed below the lowest point leakage detecting port 7, the sealing slide 13 is broken, a cross bolt head 11 is rotated by a screwdriver to take out the stop shaft 10, and the annular valve 9 is opened to enable oil leakage to flow into the recovery barrel from the lowest point leakage detecting port 7.

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

Claims

1. Thermoplastic double-layer pipeline, including trunk line (1), its characterized in that: the anti-seepage device is characterized in that a sleeve (2) is arranged on the outer side of the main pipeline (1), an impermeable layer (3) is fixedly connected to the inner side of the main pipeline (1), a buckling inner ring (4) is fixedly connected to the left end of the main pipeline (1), a buckling outer cylinder (5) is fixedly connected to the right end of the main pipeline (1), an interlayer is arranged between the main pipeline (1) and the sleeve (2), a plurality of liquid sensors (6) are arranged at the bottom of the interlayer from left to right at equal intervals, and the upper end and the lower end of each liquid sensor (6) are respectively fixedly connected with the main pipeline (1) and the sleeve (2);

the bottom of sleeve pipe (2) is equipped with minimum leak hunting port (7), the top side of minimum leak hunting port (7) is provided with monitoring alarm (8), the upper and lower both ends of monitoring alarm (8) respectively with trunk line (1) and sleeve pipe (2) fixed connection, the lower part outside of monitoring alarm (8) is provided with annular valve (9), the inboard of annular valve (9) is equipped with the liquid outlet, be provided with under the liquid outlet and stop supporting axle (10), the top of stopping supporting axle (10) stretches into in the inner wall of monitoring alarm (8) and rather than threaded connection, the bottom center department fixedly connected with cross bolt head (11) of stopping supporting axle (10).

2. A thermoplastic double-layer pipe according to claim 1, wherein: an expansion clamping ring (12) is arranged on the upper portion of the outer side of the abutting shaft (10) in a surrounding mode, and the outer side of the expansion clamping ring (12) and the inner side of the annular valve (9) are mutually extruded and attached.

3. A thermoplastic double-layer pipe according to claim 1, wherein: the lower part of the lowest point leakage detecting port (7) is provided with a sealing slide (13).

4. A thermoplastic double-layer pipe according to claim 3, wherein: the outside fixedly connected with response ring (14) of sealed slide (13), response ring (14) are located in the inner wall of sleeve pipe (2) and rather than fixed connection.

5. A thermoplastic double-layer pipe according to claim 1, wherein: the left side fixedly connected with of sleeve pipe (2) is sealed insert ring (15), the right side of sleeve pipe (2) is equipped with slot (16), seal insert ring (15) and slot (16) cooperate.

6. A thermoplastic double-layer pipe according to claim 1, wherein: the buckling inner ring (4) buckles the outer cylinder (5) to be connected in a mutually clamping way, and hot melting resistance wires are arranged in the clamping teeth of the buckling inner ring and the buckling outer cylinder in a surrounding mode.

7. A thermoplastic double-layer pipe according to claim 1, wherein: a plurality of limiting ring pads (17) are equidistantly arranged in the interlayer from left to right, and the limiting ring pads (17) are distributed in an annular array relative to the center of the sleeve (2).