CN219062798U

CN219062798U - Detachable type pressurized liquid discharge protection device for natural gas

Info

Publication number: CN219062798U
Application number: CN202320029435.3U
Authority: CN
Inventors: 马冯旭; 税建平; 何涛; 秦永杰; 曾民军; 毛孝红; 李敏; 汤西; 阳石辉; 马伟强
Original assignee: Sichuan Yatuo Oil And Gas Engineering Technology Service Co ltd
Current assignee: Sichuan Yatuo Oil And Gas Engineering Technology Service Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-23
Anticipated expiration: 2033-01-06

Abstract

The utility model discloses a detachable pressurized liquid discharge protection device for natural gas, which belongs to the field of natural gas liquid discharge, and comprises two pipelines, wherein the two pipelines are mutually abutted, an outer sealing ring is sleeved on the outer side of the pipeline, a one-way liquid discharge valve is arranged on the outer side of the outer sealing ring, the one-way liquid discharge valve is communicated with the pipeline, a sealing component is arranged on the inner side of the outer sealing ring and is used for sealing the two pipelines, the sealing component comprises an inner sealing ring which is slidingly connected with the inner side of the outer sealing ring, the inner sealing ring is arranged on the inner side of the pipeline, and a plurality of first clamping teeth and second clamping teeth are respectively arranged on one side, close to each other, of the outer sealing ring and the inner sealing ring; the natural gas leakage reduction device can reduce leakage of natural gas when a pipeline discharges liquid, ensures transportation cost, does not need to be plugged, and reduces the occurrence of natural gas explosion risk.

Description

Detachable type pressurized liquid discharge protection device for natural gas

Technical Field

The utility model relates to the field of natural gas drainage, in particular to a detachable pressurized drainage protection device for natural gas.

Background

The natural gas is usually collected by a wet purification process, so that the natural gas is saturated with water vapor in the process of transportation in a gathering and transportation pipe network, is liquefied by wall built-up or is liquefied under the influence of external temperature change in the transportation process in the gathering and transportation pipe network, and is further deposited in the gathering and transportation pipe network of the natural gas; meanwhile, the height of the gathering and transportation pipe network always fluctuates during wiring, so that liquid accumulation easily occurs at low-lying positions of the pipe network, the passing of natural gas can be blocked due to excessive liquid accumulation, the transportation efficiency is reduced, and the liquid is required to be discharged;

when the liquid is discharged, a small hole is directly formed in a pipeline to discharge the liquid, and the mode is the most direct and efficient, but the mode can cause leakage of natural gas while discharging the liquid, so that the cost of transportation is high, and after the liquid discharge is finished, if the plugging effect is poor, the natural gas explosion can be even caused.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide the detachable pressurized liquid discharge protection device for the natural gas, which can reduce leakage of the natural gas when a pipeline discharges liquid, ensure the transportation cost, avoid plugging and reduce the explosion risk of the natural gas.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a be used for detachable area of natural gas to press flowing back protection device, includes two pipelines, and two mutual butt of pipelines, outside sealing washer has been cup jointed in the outside of pipeline, one-way flowing back valve is installed in the outside of outside sealing washer, one-way flowing back valve with the pipeline is linked together, seal assembly is installed to the inboard of outside sealing washer, seal assembly is used for two the pipeline is sealed.

Further, the sealing assembly comprises an inner sealing ring which is slidably connected to the inner side of the outer sealing ring, the inner sealing ring is arranged on the inner side of the pipeline, a plurality of first clamping teeth and second clamping teeth are respectively arranged on one sides, close to each other, of the outer sealing ring and the inner sealing ring, and the first clamping teeth and the second clamping teeth are fixedly clamped with the pipeline;

an adjusting component is arranged on the inner side of the inner side sealing ring and used for adjusting the position of the inner side sealing ring.

Further, the adjusting component comprises a threaded rod, the threaded rod is rotationally connected to the inner side of the outer sealing ring, the threaded rod is in threaded connection with the inner sealing ring, a rotating wheel is fixed to the top of the threaded rod, and the rotating wheel is rotationally connected with the outer sealing ring.

Furthermore, the inner sealing ring is made of flexible materials.

Further, a circle of rotating ring is fixed at the bottom of the rotating wheel, and the rotating wheel is in rotating connection with the outer sealing ring through the rotating ring.

Further, a plurality of clamping blocks are further arranged at the bottom of the rotating wheel, and the clamping blocks are clamped with the outer sealing rings.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

this scheme is through inserting the pipeline between outside sealing washer and the inboard sealing washer, through the joint of first latch and second latch, seals the inboard of pipeline, prevents that the pipeline from revealing, and then makes the pipeline when flowing back, reduces the leakage of natural gas, has guaranteed the cost of transportation, and need not the shutoff, has reduced the emergence of natural gas explosion risk.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility pipe;

FIG. 3 is a cross-sectional view of the present utility model at A in FIG. 2;

fig. 4 is a schematic structural view of the rotary ring, the rotary wheel and the clamping block.

The reference numerals in the figures illustrate:

1. a pipe; 2. an outer seal ring; 3. a one-way drain valve; 4. a first latch; 5. an inner seal ring; 6. a second latch; 7. a threaded rod; 8. a rotating wheel; 9. a rotating ring; 10. and (5) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-4, a detachable pressurized liquid discharge protection device for natural gas comprises two pipelines 1, wherein the two pipelines 1 are mutually abutted, an outer sealing ring 2 is sleeved on the outer side of the pipeline 1, a one-way liquid discharge valve 3 is installed on the outer side of the outer sealing ring 2, the one-way liquid discharge valve 3 is communicated with the pipeline 1, and a sealing component is installed on the inner side of the outer sealing ring 2 and used for sealing the two pipelines 1.

Referring to fig. 2, the sealing assembly comprises an inner sealing ring 5, the inner sealing ring 5 is slidably connected to the inner side of an outer sealing ring 2, the inner sealing ring 5 is arranged on the inner side of a pipeline 1, a plurality of first clamping teeth 4 and second clamping teeth 6 are respectively arranged on one side, close to each other, of the outer sealing ring 2 and the inner sealing ring 5, the first clamping teeth 4 and the second clamping teeth 6 are fixedly clamped with the pipeline 1, the space inside the pipeline 1 is protected through a one-way liquid discharge valve 3, leakage is avoided during liquid discharge, when the pipeline 1 is installed, the pipeline 1 can be inserted between the outer sealing ring 2 and the inner sealing ring 5, and the inner side of the pipeline 1 is sealed through the clamping connection of the first clamping teeth 4 and the second clamping teeth 6, so that leakage of the pipeline 1 is prevented;

an adjusting component is arranged on the inner side of the inner side sealing ring 5 and is used for adjusting the position of the inner side sealing ring 5.

Referring to fig. 3-4, the adjusting part is including threaded rod 7, threaded rod 7 rotates and connects in the inboard of outside sealing washer 2, inboard sealing washer 5 is flexible material, through this kind of setting, make inboard sealing washer 5 can change when adjusting, after adjusting, accessible threaded rod 7's callback, make inboard sealing washer 5 reconversion, and seal pipe 1 again, threaded rod 7 and inside sealing washer 5 threaded connection, threaded rod 7's top is fixed with rotor 8, rotor 8 and outside sealing washer 2 rotate and are connected, rotor 8's bottom is fixed with round rotation circle 9, and rotor 8 and outside sealing washer 2 rotate through rotation circle 9 and be connected, through rotation circle 9's setting, make rotor 8 can be better rotate on outside sealing washer 2, rotor 8's bottom still is provided with a plurality of fixture blocks 10, and outside sealing washer 2 joint, through the setting of fixture blocks 10, make rotor 8 when not needing to rotate, accessible fixture block 10 and outside sealing washer 2 looks joint, thereby restrict rotor 8's rotation, and the fixture block 10's material is rubber, and then rotor 8 makes rotor 8 and the inside sealing washer 2 can change between the side 5 and the inside sealing washer 5, thereby make between the inside sealing washer 5 can change the inside tooth 5 and change the side, and change the inside sealing washer 2, and make between the inside sealing washer 5 can change the side and change the side, and change the inside sealing washer 2, and change the inside tooth 5, and the inside is connected through rotation of the side is connected.

Working principle: when the device is used by a user, two pipelines 1 are arranged on the inner side of the outer sealing ring 2, liquid on the inner side of the pipeline 1 is discharged through the arrangement of the one-way liquid discharge valve 3, the space inside the pipeline 1 is protected through the one-way liquid discharge valve 3, leakage is avoided when the pipeline 1 is arranged, the pipeline 1 can be inserted between the outer sealing ring 2 and the inner sealing ring 5, the inner side of the pipeline 1 is sealed through the clamping connection of the first clamping tooth 4 and the second clamping tooth 6, and leakage of the pipeline 1 is prevented.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a flowing back protection device is pressed to detachable area for natural gas, includes two pipeline (1), and two pipeline (1) butt each other, its characterized in that: the outside of pipeline (1) has cup jointed outside sealing washer (2), one-way fluid-discharge valve (3) are installed in the outside of outside sealing washer (2), one-way fluid-discharge valve (3) with pipeline (1) are linked together, seal assembly is installed to the inboard of outside sealing washer (2), seal assembly is used for two pipeline (1) are sealed.

2. A removable pressurized liquid discharge protection device for natural gas as defined in claim 1, wherein: the sealing assembly comprises an inner sealing ring (5), the inner sealing ring (5) is connected to the inner side of the outer sealing ring (2) in a sliding manner, the inner sealing ring (5) is arranged on the inner side of the pipeline (1), one side, close to each other, of the outer sealing ring (2) and the inner sealing ring (5) is respectively provided with a plurality of first clamping teeth (4) and second clamping teeth (6), and the first clamping teeth (4) and the second clamping teeth (6) are fixedly clamped with the pipeline (1);

an adjusting component is arranged on the inner side of the inner sealing ring (5), and the adjusting component is used for adjusting the position of the inner sealing ring (5).

3. A removable pressurized liquid discharge protection apparatus for natural gas as defined in claim 2, wherein: the adjusting component comprises a threaded rod (7), the threaded rod (7) is rotationally connected to the inner side of the outer sealing ring (2), the threaded rod (7) is in threaded connection with the inner sealing ring (5), a rotating wheel (8) is fixed at the top of the threaded rod (7), and the rotating wheel (8) is rotationally connected with the outer sealing ring (2).

4. A removable pressurized liquid discharge protection apparatus for natural gas as defined in claim 2, wherein: the inner sealing ring (5) is made of flexible materials.

5. A removable pressurized liquid discharge protection device for natural gas as defined in claim 3, wherein: a circle of rotating ring (9) is fixed at the bottom of the rotating wheel (8), and the rotating wheel (8) is rotationally connected with the outer sealing ring (2) through the rotating ring (9).

6. A removable pressurized liquid discharge protection device for natural gas as defined in claim 3, wherein: the bottom of the rotating wheel (8) is also provided with a plurality of clamping blocks (10), and the clamping blocks (10) are clamped with the outer sealing ring (2).