CN218409035U - Sleeve for maintaining pipeline - Google Patents
Sleeve for maintaining pipeline Download PDFInfo
- Publication number
- CN218409035U CN218409035U CN202221857943.2U CN202221857943U CN218409035U CN 218409035 U CN218409035 U CN 218409035U CN 202221857943 U CN202221857943 U CN 202221857943U CN 218409035 U CN218409035 U CN 218409035U
- Authority
- CN
- China
- Prior art keywords
- sleeve body
- sleeve
- pipeline
- mentioned
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Pipe Accessories (AREA)
Abstract
The utility model provides a pipeline maintenance oversleeve relates to pipeline maintenance technical field. A tube repair sleeve, comprising: first sleeve body and second sleeve body, above-mentioned first sleeve body are half circular arc plate body structure, and the both ends of above-mentioned first sleeve body are equipped with convex sealing strip, and above-mentioned second sleeve body is the same with above-mentioned first sleeve body structure and above-mentioned first sleeve body and above-mentioned second sleeve body set up relatively and form the cylinder structure. The pipeline maintenance oversleeve that this application provided installation easy operation need not step down, cuts off water or the outage can install, is applicable to the pipeline under the various circumstances and salvages. Meanwhile, the device is simple in structure, convenient to produce and high in practicability.
Description
Technical Field
The utility model relates to a pipeline maintenance technical field particularly, relates to a pipeline maintenance oversleeve.
Background
In the water or steam medium transportation industry, steel pressure pipelines are generally adopted, and after long-time use, the pressure pipelines often have the conditions of large-area punctiform corrosion, large-area cellular corrosion, pipeline fixed point corrosion and compensator leakage.
Some belt-shaped tightening leaking stoppage or glue injection leaking stoppage products on the market at present can not perform leaking stoppage or have poor leaking stoppage effect on large-area multipoint corrosion, large-area honeycomb corrosion, pipeline fixed point corrosion and compensator leakage. When in maintenance, the pipeline is cut off after water and gas are cut off, and a new pipeline is replaced by the joint, so that the operation is difficult, and the normal water supply or gas supply is influenced. Therefore, it is desirable to provide a pipe repair device that is easy to install.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipeline maintenance oversleeve, its installation easy operation need not step down, cuts off the water or the gas cut off can install, is applicable to the pipeline under the various circumstances and salvagees. Meanwhile, the device is simple in structure, convenient to produce and high in practicability.
The embodiment of the utility model is realized like this:
the embodiment of the application provides a pipeline maintenance oversleeve, it includes: the first sleeve body is of a semi-circular-arc plate structure, arc-shaped sealing strips are arranged at two ends of the first sleeve body, and the second sleeve body is of the same structure as the first sleeve body and is oppositely arranged with the second sleeve body to form a cylindrical structure.
In some embodiments of the present invention, the first sleeve has an air outlet, and the air outlet is communicated with an air exhaust duct.
In some embodiments of the present invention, a pipe joint is disposed at one end of the exhaust duct away from the first sleeve.
In some embodiments of the present invention, the second sleeve has a liquid outlet, and the liquid outlet is connected to a liquid outlet pipe.
In some embodiments of the present invention, the liquid discharge pipeline is provided with a control valve in series.
Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:
the utility model provides a pipeline maintenance oversleeve, it includes: first sleeve body and second sleeve body, above-mentioned first sleeve body are half circular arc plate body structure, and the both ends of above-mentioned first sleeve body are equipped with convex sealing strip, and above-mentioned second sleeve body is the same with above-mentioned first sleeve body structure, and above-mentioned first sleeve body and above-mentioned second sleeve body symmetry set up the lateral surface that forms cylinder structure and cover and locate the maintenance pipeline. Directly cover the surface of locating damaged pipeline with above-mentioned first sleeve body and second sleeve body during maintenance pipeline, need not to dismantle and change former pipeline, convenient operation. The first sleeve body and the second sleeve body are directly sleeved on the outer surface of the pipeline to block the damaged part of the pipeline, so that the pipeline plugging sleeve is suitable for maintenance of multiple damages such as large-area holes, multiple damages or needle eye type holes, and is simple in overall structure, wide in application range and high in practicability.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a perspective view of a pipe maintenance sleeve according to an embodiment of the present invention;
fig. 2 is a sectional view of a pipe maintenance sleeve according to an embodiment of the present invention.
An icon: 1-a first sleeve body; 2-a second sleeve body; 3-sealing strips; 101-an exhaust port; 102-an exhaust duct; 201-a liquid outlet; 202-a drainage conduit; 4-control valve.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the products of the present invention are usually placed when in use, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present invention. Furthermore, the appearances of the terms "first," "second," and the like, if any, are only used to distinguish one description from another and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Example 1
Referring to fig. 1, the present embodiment provides a pipe maintenance sleeve, which includes: the first sleeve body 1 is of a semi-circular-arc plate structure, the two ends of the first sleeve body 1 are provided with circular-arc sealing strips 3, and the second sleeve body 2 is of the same structure as the first sleeve body 1 and is provided with a cylindrical structure opposite to the first sleeve body 1 and the second sleeve body 2.
In this embodiment, the first sleeve body 1 and the second sleeve body 2 are semi-cylindrical shells, and the first sleeve body 1 and the second sleeve body 2 are symmetrically arranged to form a hollow cylindrical structure. The two ends of the first sleeve body 1 and the second sleeve body 2 are provided with circular arc-shaped sealing strips 3 for connecting and sealing a pipeline, so that liquid or gas is prevented from flowing out.
When the pipeline is used, the first sleeve body 1 and the second sleeve body 2 are directly covered on the outer surface of a damaged pipeline to form a cylindrical sleeve, and then the first sleeve body 1 and the second sleeve body 2 are welded along the direction of a cylindrical axis to block the damaged opening of the pipeline. And then the sealing strips 3 at the two ends are welded with the pipeline along the arc direction to fix the first sleeve body 1 and the second sleeve body 2, so that the relative sliding between the pipeline maintenance oversleeve and the pipeline is prevented. Meanwhile, the sealing strip 3 forms a sealing effect after welding is finished, and liquid and gas are prevented from leaking. The installation and operation are simple, and the device is mainly suitable for steel pressure pipelines with water or steam media and the pressure below 1.6 Mpa.
The pipe maintenance oversleeve that this embodiment provided installs fast, and the practicality is high, can be used to the damaged salvage of multiple pipeline. It can be understood that the pressure pipeline is easy to have the conditions of multiple spot corrosion, large-area honeycomb corrosion, pipeline fixed point corrosion and compensator leakage. When in maintenance, water supply or steam supply is often required to be stopped, the pipeline at the damaged position is cut off, and a new pipeline is connected through a joint, so that the operation is troublesome, and the water supply or the gas supply is influenced. The pipeline maintenance sleeve provided by the embodiment is directly sleeved at the damaged position of the pipeline. The pipeline is pressurized to quickly stop leakage under the normal working state of not reducing pressure, not stopping water and not stopping steam. The device has obvious advantages particularly for large pipelines (pipelines with DN200 or more), and is suitable for the maintenance of heating pressure pipelines in northern heating areas.
Optionally, in some embodiments of the present embodiment, the first sleeve 1 and the sealing strip 3 are integrally formed.
Above-mentioned first sleeve body 1 and above-mentioned sealing strip 3 integrated into one piece increase the intensity of junction in above-mentioned embodiment, avoid leading to the junction to appear the crack because of internal pressure and influence sealed leaking stoppage effect. Furthermore, the second sleeve and the sealing strips 3 at the two ends are also integrally formed.
Example 2
Referring to fig. 1 and 2, in the present embodiment, on the basis of embodiment 1, an exhaust port 101 is formed on the first sleeve 1, and an exhaust duct 102 is disposed at the exhaust port 101.
Specifically, the upper end of the first sleeve 1 is provided with an exhaust port 101, and the exhaust port 101 is connected with an exhaust duct 102. For the horizontally arranged conveying pipeline, the first sleeve body 1 is arranged on the upper surface of the maintenance pipeline during installation, and the exhaust pipeline 102 is vertically upward, so that gas can be conveniently exhausted.
Further, in this embodiment, a pipe joint is disposed at one end of the exhaust pipe 102 away from the first sleeve 1. The pipeline joint is a flange joint, and the blind plate is directly installed on the pipeline joint for plugging after installation, so that gas leakage is avoided, and the maintenance purpose is achieved.
When the steam pipeline is maintained, gas in the pipeline can leak outwards because the pipeline is maintained by steam without pressure reduction and interruption. The first sleeve body 1 and the second sleeve body 2 need to be welded to form a sealing effect during installation, leaked gas can be sprayed out from gaps which are not welded yet, and the leaked gas is often high-temperature gas and easily harms workers. Meanwhile, the internal air pressure can easily cause the displacement of the first sleeve body 1 and the second sleeve body 2, so that the butt joint effect is influenced. The exhaust port 101 is formed in the upper portion of the first sleeve body 1 to exhaust air, so that balance of internal air pressure and external air pressure during installation is guaranteed, stability during installation is improved, and workers are prevented from being injured.
Example 3
Referring to fig. 1 and 2, in the present embodiment, on the basis of the above embodiments, the second sleeve 2 is provided with a liquid discharge port 201, and the liquid discharge port 201 is communicated with a liquid discharge pipeline 202.
Specifically, the second sleeve 2 is disposed on the lower surface of the horizontal pipeline, and the liquid outlet 201 is vertically downward for discharging liquid. It can be understood that because the quick leaking stoppage under pressure is carried out under the normal working condition of not reducing pressure and not stopping water, liquid can leak from the damaged position of the pipeline when the liquid is installed. The first sleeve body 1 and the second sleeve body 2 are welded and sealed during installation to ensure the leakage blocking effect, and the leaked liquid is easy to accumulate in the sleeve and flows out from the seam which is not welded, so that the installation operation is very influenced. Therefore, the liquid discharge port 201 is reserved in advance, liquid is led out, internal pressure balance is guaranteed, and installation and operation are facilitated.
Further, in the present embodiment, the control valve 4 is provided in series to the liquid discharge line 202. The control valve 4 is used to open or close the drain 202. When the sleeve is maintained during the installation of the pipeline, the control valve 4 is opened to discharge liquid, so that the influence of liquid accumulation on welding is avoided. After the installation is completed, the control valve 4 is closed. The inner part forms a closed structure to play the role of repairing and plugging.
Optionally, in other embodiments, the second sleeve 2 and the liquid discharge tube 202 are integrally formed, so as to increase the connection strength and prevent the liquid leakage caused by a gap between the liquid discharge tube 202 and the second sleeve 2.
To sum up, the embodiment of the utility model provides a pipeline maintenance oversleeve, it includes: first sleeve body 1 and second sleeve body 2, above-mentioned first sleeve body 1 is half circular arc plate body structure, and the both ends of above-mentioned first sleeve body 1 are equipped with convex sealing strip 3, and above-mentioned second sleeve body 2 is the same with above-mentioned first sleeve body 1 structure, and above-mentioned first sleeve body 1 sets up the lateral surface that forms cylindrical structure and cover and locate the maintenance pipeline with above-mentioned second sleeve body 2 symmetry. Directly cover above-mentioned first sleeve body 1 and second sleeve body 2 when the maintenance pipeline and locate the surface of damaged pipeline, need not to dismantle and change former pipeline, convenient operation. The first sleeve body 1 and the second sleeve body 2 are directly sleeved on the outer surface of a pipeline to block the damaged part of the pipeline, and are suitable for various damaged maintenance such as large-area hole breaking, multiple damage or needle eye type holes, and the like.
The sleeve for pipe maintenance is provided with an air outlet 101 and a liquid outlet 201, and is used for discharging internal gas or liquid during installation, ensuring balance of internal and external pressure, facilitating installation of the device and improving installation precision of the device. Set up simultaneously gas vent 101 and leakage fluid dram 201 guide inside liquid or gas, avoid taking place the incident, cause the injury to the staff, overall security is high.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A tube repair sleeve, comprising: the sleeve comprises a first sleeve body and a second sleeve body, wherein the first sleeve body is of a semi-circular arc plate body structure, two ends of the first sleeve body are provided with circular arc sealing strips, the second sleeve body is of the same structure as the first sleeve body, and the first sleeve body and the second sleeve body are symmetrically arranged to form a cylindrical structure and are sleeved on the outer surface of a maintenance pipeline.
2. The tube repair sleeve according to claim 1, wherein said first sleeve has an air outlet, said air outlet being connected to an air outlet tube.
3. The tube repair sleeve according to claim 2, wherein a tube connector is provided at an end of said exhaust tube distal from said first sleeve.
4. The tube repair sleeve according to claim 1, wherein said second sleeve has a drainage port, said drainage port being in communication with a drainage tube.
5. The tube repair sleeve according to claim 4, wherein a control valve is provided in series with said drainage tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221857943.2U CN218409035U (en) | 2022-07-19 | 2022-07-19 | Sleeve for maintaining pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221857943.2U CN218409035U (en) | 2022-07-19 | 2022-07-19 | Sleeve for maintaining pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218409035U true CN218409035U (en) | 2023-01-31 |
Family
ID=85012441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221857943.2U Active CN218409035U (en) | 2022-07-19 | 2022-07-19 | Sleeve for maintaining pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218409035U (en) |
-
2022
- 2022-07-19 CN CN202221857943.2U patent/CN218409035U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200996527Y (en) | Pipeline band-pressure leaking stoppage | |
| KR200399091Y1 (en) | Fitting for intercepting fluid flow in the pipe | |
| CN218409035U (en) | Sleeve for maintaining pipeline | |
| CN201289423Y (en) | Leak detection structure for composite board equipment | |
| KR101219189B1 (en) | Installation apparatus of plug for stopping gas flowing in gas pipe | |
| CN205298946U (en) | Pipeline repair welding device | |
| CN217634366U (en) | Rotary kiln pipe connection mounting structure | |
| CN211289108U (en) | Novel building heating and ventilation pipeline connecting device | |
| CN213065110U (en) | Oil gas pipeline area pressure plug welds device | |
| CN211203145U (en) | Embedded sleeve | |
| CN207539489U (en) | A kind of gas meter, flow meter pressure measurement connection flexible pipe | |
| CN210069179U (en) | Building waterproof construction pipeline | |
| CN203176739U (en) | Partial pressurized leakage repairing plate of coal gas pipeline | |
| CN217302130U (en) | Pipeline repairing device | |
| CN217234869U (en) | Pressurized drainage leak-stopping welding band for liquid medium pipeline | |
| CN214333005U (en) | A central air conditioning pipeline leak hunting device on line for engineering construction | |
| CN210510388U (en) | High-temperature high-pressure main steam valve | |
| CN212776244U (en) | Anti-leakage double-layer pipe for conveying corrosive liquid | |
| CN101408467B (en) | Leakage detecting structure of composite board equipment | |
| CN212960395U (en) | Well wall sealing device | |
| CN210372105U (en) | Novel O-shaped cut-off ball valve | |
| CN220320669U (en) | Main steam pipeline leakage repairing device | |
| CN219530200U (en) | HDPE pipeline plugging device | |
| CN217762640U (en) | Heat supply pipeline leaking stoppage device under pressure | |
| CN212617038U (en) | Pipeline area water leaking stoppage structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |