CN206802628U - Circulate crude oil pipeline welding position anti-corrosive apparatus - Google Patents
Circulate crude oil pipeline welding position anti-corrosive apparatus Download PDFInfo
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- CN206802628U CN206802628U CN201720663606.2U CN201720663606U CN206802628U CN 206802628 U CN206802628 U CN 206802628U CN 201720663606 U CN201720663606 U CN 201720663606U CN 206802628 U CN206802628 U CN 206802628U
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- batten
- installation
- sealing strip
- welding position
- installation batten
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Abstract
The utility model discloses circulation crude oil pipeline welding position anti-corrosive apparatus, including installing batten, the installation batten is semicircular ring shape, installation batten has two, journal stirrup is provided with the both ends of installation batten, two installation battens are staggered relatively, when its center of circle overlaps, and the journal stirrup being in contact with each other is run through by fastener and connects two installation battens；Sealing strip I is provided with the inner concave of installation batten, the central angle number of degrees corresponding to the sealing strip I are consistent with the central angle number of degrees corresponding to installation batten.The inner concave of two installation battens is contacted with petroleum pipeline, and fixed by fastener by batten is installed, sealing strip I all covers the welding position on pipeline, and sealing strip I with fastener by install batten fix and can deform, sealing strip I can be pressed tightly against on welding position, avoid welding position and steam, sulfurous gas contact.
Description
Technical field
It the utility model is related to a kind of anti-corrosive apparatus, and in particular to circulation crude oil pipeline welding position anti-corrosive apparatus.
Background technology
The composition of crude oil mainly has：Oily (this is its main component), colloid (a kind of sticky semi-solid material), pitch
Matter (crineous or black brittle solid material), carbonaceous (a kind of nonhydrocarbon).Oil is by mixing based on hydrocarbon
Form, there is special odor, coloured flammable oily liquid.Natural gas is each based on gaseous hydrocarbon
Kind gas composition, there is special odor, colourless inflammability mixed gas.The division of labor and ratio in whole petroleum system
Thinner：The chemical substance of oil is formed, can be decomposed with distillation.Product of the crude oil as processing, there is kerosene, benzene, gasoline, stone
Wax, pitch etc..Strictly speaking, the hydro carbons that oil is formed using hydrogen and carbon is main component.4 kinds of minimum hydrocarbon of molecular weight, Quan Doushi
Coal gas.
Oil is a kind of sticky, dark brown liquid.There is petroleum storage upper crustal some areas.Oil main component is
Various alkane, cycloalkane, the mixture of aromatic hydrocarbon.Oil has biogenic deposit to become oil and the oily two kinds of theories of petrochemical industry into oil machine reason,
The former more widely receives, it is believed that oil be ancient times ocean or lake in biology formed by very long evolution, it is heavy to belong to biology
Product becomes oil, non-renewable；The latter thinks that oil is generated by the carbon of itself in the earth's crust, unrelated with biology, renewable.Oil is main
It is used as fuel oil and gasoline, and the raw material of many chemical industries, such as solution, chemical fertilizer, insecticide and plastics.
Crude oil is drawn out rear, it is necessary to could obtain required oil product by a series of processing from underground.Processed
Cheng Zhong, pipeline can be essentially used to transmit crude oil.In order to adapt to process equipment, crude oil pipeline can turn around into various shapes
Shape.Turning around for crude oil pipeline is sometimes directly manufactured using bending machine, sometimes will then be welded more with pipeline by the way of welding
Pick up and.Due to having the material of corrosion in crude oil containing sulphur etc., therefore sulphur can be contained in the air for the discharge that refines crude oil, work as chance
To water, sulphur can fall on pipeline with dampening, and pipeline welding position is the position by corrosion most serious, and it directly influences crude oil
The service life of pipeline.
Utility model content
The utility model purpose is to provide circulation crude oil pipeline welding position anti-corrosive apparatus solve the side using welding
The crude oil pipeline that formula will be got up with pipeline welding more, its welding position are reduced by the air corrosion with moisture of sulfur-bearing
The problem of crude oil pipeline service life.
The utility model is achieved through the following technical solutions：
Circulate crude oil pipeline welding position anti-corrosive apparatus, including installation batten, and the installation batten is semicircular ring shape,
Installation batten has two, and journal stirrup is provided with the both ends of installation batten, and two installation battens are staggered relatively, and its center of circle overlaps
When, installation batten spells one annulus of composition, and runs through the journal stirrup being in contact with each other by fastener and connect two installation battens
Come；
Sealing strip I is provided with the inner concave of installation batten, the central angle number of degrees and installation corresponding to the sealing strip I
The central angle number of degrees corresponding to batten are consistent.Fastener can use the parts such as bolt, screw, rivet, connecting rope.
The inner concave of two installation battens is contacted with petroleum pipeline, and fixed by fastener by batten is installed,
Sealing strip I all covers the welding position on pipeline, and sealing strip I with fastener by install batten fix and can become
Shape, sealing strip I can be pressed tightly against on welding position, avoid welding position and steam, sulfurous gas contact.
Further, it is provided with shutter on the outer wall of an installation batten wherein, the shutter is along fastener shaft
The perspective plane of line is more than perspective plane of the journal stirrup along fastener axis；
The shutter has two, and is symmetrically arranged along the center line of this installation batten on this mounting bar plate.
The shutter with installation batten be hinged, shutter around hinge axes can where parallel to the annulus plane
Interior rotation.
The shutter bends camber, and its one end is hinged with installing batten, and its inner concave is towards journal stirrup.
Rainwater is easily flowed on crude oil pipeline from the connecting portion between installation batten, therefore sets shutter to block rainwater
Inflow, avoid welding position from being corroded in the presence of rainwater.
Further, several helical springs, the axle of the helical spring are provided between sealing strip I and installation batten
Line crosses the center of circle for installing batten, and one end of helical spring is connected with installation batten, and the other end and the sealing strip I of helical spring connect
Connect.
Further, set on the inner concave of installation batten fluted, the groove is along installation batten inner concave
Circumference extends, and in the grooves, and compression helical spring can make sealing strip I in the grooves to the helical spring.
Sealing strip I all covers the welding position on pipeline, and installs batten when being fixed, and helical spring is in
Compressive state, make the utility model that there is pretightning force when in use, further strengthen sealing strip I and welding position is directly close
Property.
Further, along sealing strip II is circumferentially provided with installation batten inner concave, the sealing strip II has two,
And sealing strip I is between sealing strip II.The setting of sealing strip II further avoid sulfur-bearing steam and be contacted with welding position, profit
In the service life for extending welding position.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, by two installation batten inner concave with
Petroleum pipeline contacts, and is fixed by fastener by batten is installed, and sealing strip I all covers the welding position on pipeline
Firmly, and sealing strip I with fastener by install batten fix and can deform, sealing strip I can be pressed tightly against on welding position, kept away
No-welding position and steam, sulfurous gas contact；
2nd, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, rainwater is easily from the company between installation batten
Socket part bit stream sets shutter to block the inflow of rainwater on crude oil pipeline, avoids welding position in the presence of rainwater
It is corroded；
3rd, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, sealing strip I is by the welding position on pipeline
All cover, and batten is installed when being fixed, helical spring is in compressive state, the utility model is had when in use
Pretightning force, further strengthen sealing strip I and the direct compactness in welding position, the setting of sealing strip II further avoid sulfur-bearing
Steam contacts with welding position, beneficial to the service life for extending welding position.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the sectional view of A-A straight lines in Fig. 1.
Mark and corresponding parts title in accompanying drawing：
1- installation battens, 2- journal stirrups, 3- fasteners, 4- sealing strips I, 5- shutters, 6- helical springs, 7- grooves, 8- are close
Strip of paper used for sealing II.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing,
The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this
Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1
As Figure 1-Figure 2, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, including installation batten 1,
The installation batten 1 is semicircular ring shape, and installation batten 1 has two, journal stirrup 2 is provided with the both ends of installation batten 1, by two
Individual installation batten 1 is staggered relatively, and when its center of circle overlaps, installation batten 1 spells one annulus of composition, and runs through that by fastener 3
The journal stirrup 2 of this contact connects two installation battens 1；
Installation batten 1 inner concave on be provided with sealing strip I 4, the central angle number of degrees corresponding to the sealing strip I 4 and
The central angle number of degrees installed corresponding to batten 1 are consistent.Fastener 3 can use the parts such as bolt, screw, rivet, connecting rope.
The inner concave of two installation battens 1 is contacted with petroleum pipeline, and fixed by fastener 3 by batten 1 is installed
Firmly, sealing strip I 4 all covers the welding position on pipeline, and sealing strip I 4 with fastener 3 by install batten 1 fix
It can firmly deform, sealing strip I 4 can be pressed tightly against on welding position, avoid welding position and steam, sulfurous gas contact.
Embodiment 2
The utility model is on the basis of embodiment 1, and the utility model is further illustrated.
As Figure 1-Figure 2, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, wherein an installation
Shutter 5 is provided with the outer wall of batten 1, perspective plane of the shutter 5 along the axis of fastener 3 is more than journal stirrup 2 along fastener 3
The perspective plane of axis；
The shutter 5 has two, and is symmetrically arranged along the center line of this installation batten 1 on this mounting bar plate 1.
The shutter 5 and installation batten 1 are be hinged, and shutter 5 can be where parallel to the annulus around hinge axes
Rotation with surface.
The shutter 5 bends camber, and its one end and installation batten 1 are be hinged, and its inner concave is towards journal stirrup 2.
Rainwater is easily flowed on crude oil pipeline from the connecting portion between installation batten 1, therefore sets shutter 5 to block rain
The inflow of water, avoids welding position from being corroded in the presence of rainwater.
Embodiment 3
The utility model is on the basis of embodiment 1, and the utility model is further illustrated.
As Figure 1-Figure 2, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, in sealing strip I 4 and peace
Several helical springs 6 are provided between batten 1, the axis of the helical spring 6 crosses the center of circle for installing batten 1, spiral
One end of spring 6 is connected with installation batten 1, and the other end of helical spring 6 is connected with sealing strip I 4.
Further, fluted 7 are set on the inner concave of installation batten 1, the groove 7 is along the installation inner concave of batten 1
On circumference extension, the helical spring 6 is located in groove 7, and compression helical spring 6 can make sealing strip I 4 be located at groove 7
In.
Sealing strip I 4 all covers the welding position on pipeline, and installs batten 1 when being fixed, helical spring 6
In compressive state, make the utility model that there is pretightning force when in use, further strengthen sealing strip I 4 and welding position is direct
Compactness.
Embodiment 4
The utility model is on the basis of embodiment 1, and the utility model is further illustrated.
As Figure 1-Figure 2, the utility model circulation crude oil pipeline welding position anti-corrosive apparatus, in installation batten 1
Along being circumferentially provided with sealing strip II 8 on concave surface, the sealing strip II 8 has two, and sealing strip I 4 be located at sealing strip II 8 it
Between.The setting of sealing strip II 8 further avoid sulfur-bearing steam and be contacted with welding position, and the longevity is used beneficial to extension welding position
Life.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of the utility model.
Claims (7)
1. circulate crude oil pipeline welding position anti-corrosive apparatus, it is characterised in that：Including installation batten (1), the installation batten
(1) it is semicircular ring shape, installation batten (1) has two, and journal stirrup (2) is provided with the both ends of installation batten (1), by two peaces
Batten (1) is staggered relatively, and when its center of circle overlaps, installation batten (1) spells one annulus of composition, and is run through by fastener (3)
The journal stirrup (2) being in contact with each other connects two installation battens (1)；
Sealing strip I (4), the central angle number of degrees corresponding to the sealing strip I (4) are provided with the inner concave of installation batten (1)
It is consistent with the central angle number of degrees corresponding to installation batten (1).
2. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 1, it is characterised in that：One wherein
Shutter (5) is provided with the outer wall of installation batten (1), perspective plane of the shutter (5) along fastener (3) axis is more than branch
Perspective plane of the ear (2) along fastener (3) axis；
The shutter (5) has two, and is symmetrically arranged along the center line of this installation batten (1) on this mounting bar plate (1).
3. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 2, it is characterised in that：The shutter
(5) it is be hinged with installation batten (1), shutter (5) around hinge axes can where parallel to the annulus rotation with surface.
4. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 3, it is characterised in that：The shutter
(5) camber is bent, its one end and installation batten (1) are be hinged, and its inner concave is towards journal stirrup (2).
5. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 1, it is characterised in that：In sealing strip I
(4) several helical springs (6) are provided between installation batten (1), the axis of the helical spring (6) crosses installation batten
(1) the center of circle, one end of helical spring (6) are connected with installation batten (1), the other end and the sealing strip I (4) of helical spring (6)
Connection.
6. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 5, it is characterised in that：In installation batten
(1) set on inner concave fluted (7), the groove (7) is described along the circumference extension on installation batten (1) inner concave
Helical spring (6) is located in groove (7), and compression helical spring (6) can be such that sealing strip I (4) is located in groove (7).
7. circulation crude oil pipeline welding position anti-corrosive apparatus according to claim 1, it is characterised in that：In installation batten
(1) along sealing strip II (8) is circumferentially provided with inner concave, the sealing strip II (8) has two, and sealing strip I (4) is positioned at close
Between strip of paper used for sealing II (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663606.2U CN206802628U (en) | 2017-06-08 | 2017-06-08 | Circulate crude oil pipeline welding position anti-corrosive apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663606.2U CN206802628U (en) | 2017-06-08 | 2017-06-08 | Circulate crude oil pipeline welding position anti-corrosive apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802628U true CN206802628U (en) | 2017-12-26 |
Family
ID=60745615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720663606.2U Expired - Fee Related CN206802628U (en) | 2017-06-08 | 2017-06-08 | Circulate crude oil pipeline welding position anti-corrosive apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270037A (en) * | 2017-06-08 | 2017-10-20 | 成都大漠石油技术有限公司 | Avoid the mechanism of pipe connection portion position corrosion |
-
2017
- 2017-06-08 CN CN201720663606.2U patent/CN206802628U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107270037A (en) * | 2017-06-08 | 2017-10-20 | 成都大漠石油技术有限公司 | Avoid the mechanism of pipe connection portion position corrosion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180608 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |