CN206290861U - A kind of attachment structure for isometrical steel pipe - Google Patents
A kind of attachment structure for isometrical steel pipe Download PDFInfo
- Publication number
- CN206290861U CN206290861U CN201621348902.5U CN201621348902U CN206290861U CN 206290861 U CN206290861 U CN 206290861U CN 201621348902 U CN201621348902 U CN 201621348902U CN 206290861 U CN206290861 U CN 206290861U
- Authority
- CN
- China
- Prior art keywords
- inner sleeve
- bobbin
- sleeve bobbin
- steel pipe
- sealing ring
- 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.)
- Expired - Fee Related
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- Flanged Joints, Insulating Joints, And Other Joints (AREA)
Abstract
The utility model is a kind of attachment structure for isometrical steel pipe, and it includes sealing ring, is characterized in：Also include the first inner sleeve bobbin, the outer surface of the first inner sleeve bobbin and the second inner sleeve bobbin respectively sets several annular grooves, first inner sleeve bobbin is connected with preceding isometrical steel pipe or preceding pipe fitting, second inner sleeve bobbin is connected with rear isometrical steel pipe or rear tubular member, detatachable external sleeve bobbin is socketed on the first inner sleeve bobbin and the second inner sleeve bobbin simultaneously, between have clearance t, the fixing bolt is installed in detatachable external sleeve bobbin and is threadedly coupled with detatachable external sleeve bobbin, termination contacts with the bottom surface of annular groove, the sealing ring is placed in annular groove, the outer surface of sealing ring is in sealing contact with the inner surface of detatachable external sleeve bobbin, inner surface is in sealing contact with the outer surface of the first inner sleeve bobbin or the second inner sleeve bobbin.With simple structure, reliability is high, quick for installation, and repair demolition is convenient, long service life, with low cost, effect is significant advantage.
Description
Technical field
The utility model is related to pipeline to connect, and is a kind of attachment structure for isometrical steel pipe.
Background technology
Pipeline transportation is the means of transportation as a kind of long distance delivery liquids and gases goods and materials of means of transport with pipeline,
With freight volume it is big, take up an area less, the pipeline transportation construction period is short, expense is low, pipeline transportation is safe and reliable, continuity is strong, pipeline is transported
It is defeated power consumption less, low cost, profitable advantage.Pipe is the main member for constituting pipeline, and its connected mode has socket joint to connect, method
Orchid connect, welds, it is several to be bonded, in order to accelerating construction progress from pipe ends or middle installation simultaneously when, in the duct between
Joint install for connect pipe when, for connect tube length occur with being slightly less than for two ends pipe gap
One end has space to be susceptible to the situation of leakage, and the tube length for being used for connection is contacted with two ends pipe tighter gap and causes nothing
Method is installed；And, pipe fitting be for pipe connection, deflecting, reducing, shunting, control, sealing and the parts for supporting in pipeline,
In the duct, the connected mode between the pipe fitting such as pipe and elbow, reducing, threeway is generally using welding or flange connection, welding
The operator of connection must be the welder for having certain solder technology, it is desirable to firm welding, not leak.The flange connection of prior art
It is that two end face of flange for setting adjacent pipe or pipe fitting are opposed, is connected by bolt, flange is set between two flanges
Sealing gasket is sealed, and flange gasket failure easily occurs in flange connection causes leakage, and is welded to connect and is connected with flange
Installation difficulty is big, and the set-up time is long, influences installation progress.
The content of the invention
Technical problem to be solved in the utility model is：Overcome the shortcoming of prior art, there is provided a kind of simple structure, pacify
Dress is convenient, and sealing intensity is good, be connected firmly, a kind of attachment structure for isometrical steel pipe of convenient disassembly, can either be used to manage
Installation at road inter-engagement, meets the requirement of expanding with heat and contract with cold of pipeline, and pipe and elbow, reducing, three in pipeline are can be used in again
The logical connection waited between pipe fitting, prevents under the influence of pipeline occurs the factors such as pressure, vibrations, impact, the coupling part of pipeline
Easily cracking even comes off and produces leakage.
The utility model solve technical problem scheme be：A kind of attachment structure for isometrical steel pipe, it is characterized in that：It
Including the first inner sleeve bobbin, the second inner sleeve bobbin, detatachable external sleeve bobbin, fixing bolt, sealing ring, the first inner sleeve bobbin
Several annular grooves, the first inner sleeve bobbin and preceding isometrical steel pipe or preceding pipe are respectively set with the outer surface of the second inner sleeve bobbin
Part is connected, and the second inner sleeve bobbin is connected with rear isometrical steel pipe or rear tubular member, and detatachable external sleeve bobbin is socketed in the first inner sleeve simultaneously
On bobbin and the second inner sleeve bobbin, the appearance of the inner surface of detatachable external sleeve bobbin and the first inner sleeve bobbin or the second inner sleeve bobbin
There is clearance t, the fixing bolt is installed in detatachable external sleeve bobbin and connects with detatachable external sleeve bobbin screw thread between face
Connect, the bottom surface of the annular groove that fixing bolt termination is set with the first inner sleeve bobbin or the second inner sleeve tube outer surface connects
Touch, so as to detatachable external sleeve bobbin be connected with the first inner sleeve bobbin and the second inner sleeve bobbin, the sealing ring is placed in first
In the annular groove that telescopic pipe or the second inner sleeve tube outer surface are respectively set, outer surface and the detatachable external sleeve cylinder of sealing ring
The inner surface of pipe is in sealing contact, inner surface is in sealing contact with the outer surface of the first inner sleeve bobbin or the second inner sleeve bobbin.
The annular groove that the first inner sleeve bobbin or the second inner sleeve tube outer surface are set is three, three annular grooves
In, it is limited impression near the annular groove of preceding isometrical steel pipe or rear isometrical steel pipe, other two annular groove is sealed groove,
Fixing bolt termination contacts with the bottom surface of the annular groove as limited impression.
Between the outer surface of the inner surface of the detatachable external sleeve bobbin and the first inner sleeve bobbin or the second inner sleeve bobbin
Clearance t=2-3mm.
The section of the sealing ring is：Above section for ease of assembling sealing circular arc, be below and sealed groove
Section identical rectangle sets amount of contraction of the groove as sealing ring to prevent from being rolled during assembling below section.
A kind of beneficial effect of attachment structure for isometrical steel pipe of the utility model is：Due to detatachable external sleeve cylinder
Pipe, its detatachable external sleeve bobbin can be along preceding isometrical steel pipe or rear isometrical steel pipe movement, for the installation at pipeline inter-engagement
Or the connection in pipeline between the pipe fitting such as pipe and elbow, reducing, threeway, meet from pipe ends or the middle need installed simultaneously
Will, after assembling, the first inner sleeve bobbin or the second inner sleeve bobbin can the activities in annular groove width, guarantor under the control of bolt
Card pipe is not influenceed by expanding with heat and contract with cold, and meets the requirement of expanding with heat and contract with cold of pipeline, prevents pipeline from leaking.With structure letter
Single, reliability is high, quick for installation, and repair demolition is convenient, long service life, with low cost, effect is significant advantage.
Brief description of the drawings
Fig. 1 is a kind of structural representation of attachment structure for isometrical steel pipe of the utility model；
Fig. 2 is a kind of cross section structure schematic diagram of the sealing ring of attachment structure for isometrical steel pipe of the utility model.
In figure：Isometrical steel pipe before 1,2 detatachable external sleeve bobbins, 3 fixing bolts, 5 first inner sleeve bobbins, 6 sealing rings,
7 second inner sleeve bobbins, isometrical steel pipe after 8, above 9, below 10,11 grooves.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
Reference picture 1- Fig. 2, embodiment 1, a kind of attachment structure for isometrical steel pipe of the present embodiment, it include sealing ring 6,
First inner sleeve bobbin 5, the second inner sleeve bobbin 7, detatachable external sleeve bobbin 2, fixing bolt 3, the first inner sleeve bobbin 5 with it is preceding etc.
Footpath steel pipe 1 is connected, and the second inner sleeve bobbin 7 is connected with rear isometrical steel pipe 8, the appearance of the first inner sleeve bobbin 5 and the second inner sleeve bobbin 7
Face respectively sets three annular grooves, in three annular grooves, near the annular recessed of preceding isometrical steel pipe 1 or rear isometrical steel pipe 8
Groove is limited impression, and other two annular groove is sealed groove, and detatachable external sleeve bobbin 2 is socketed in the first inner sleeve bobbin simultaneously
5 and second on inner sleeve bobbin 7, the inner surface of detatachable external sleeve bobbin 2 and the first inner sleeve bobbin 5 or the second inner sleeve bobbin 7 it is outer
There is clearance t=2mm between surface, the fixing bolt 3 be installed in detatachable external sleeve bobbin 2 and with detatachable external sleeve bobbin
2 threaded connections, the termination of fixing bolt 3 is provided as limited impression with the first inner sleeve bobbin 5 or the outer surface of the second inner sleeve bobbin 7
Annular groove bottom surface contact, so as to detatachable external sleeve bobbin 2 be connected with the first inner sleeve bobbin 5 and the second inner sleeve bobbin 7,
The section of the sealing ring 6 is：9 circular arcs sealed for ease of assembling, following 10 are and sealed groove section above section
Identical rectangle is to prevent from being rolled during assembling, and 10 set amount of contraction of the groove 11 as sealing ring 6 below section, described close
Seal 6 is placed in the first inner sleeve bobbin 5 or the outer surface of the second inner sleeve bobbin 7 is respectively provided as the annular groove of sealed groove
Interior, the outer surface of sealing ring 6 and the inner surface of detatachable external sleeve bobbin 2 are in sealing contact, inner surface and the first inner sleeve bobbin 5 or the
The outer surface of two inner sleeve bobbins 7 is in sealing contact.
Embodiment 2, the present embodiment is substantially the same manner as Example 1, and difference is：The first inner sleeve bobbin of the present embodiment
5 are connected with the elbow as preceding pipe fitting.
The utility model is not limited to this specific embodiment, to those skilled in the art, without creativeness
The simple copy and improvement of work belong to the utility model scope of the claimed protection.
Claims (4)
1. a kind of attachment structure for isometrical steel pipe, it is characterized in that：It include the first inner sleeve bobbin, the second inner sleeve bobbin, can
The outer surface of dismounting overcoat bobbin, fixing bolt, sealing ring, the first inner sleeve bobbin and the second inner sleeve bobbin is respectively set
Several annular grooves, the first inner sleeve bobbin and preceding isometrical steel pipe or preceding pipe fitting are connected, the second inner sleeve bobbin and rear isometrical steel pipe
Or rear tubular member is connected, detatachable external sleeve bobbin is socketed on the first inner sleeve bobbin and the second inner sleeve bobbin simultaneously, detatachable external sleeve
There is clearance t, the fixing bolt is worn between the outer surface of the inner surface of bobbin and the first inner sleeve bobbin or the second inner sleeve bobbin
It is threadedly coupled in detatachable external sleeve bobbin and with detatachable external sleeve bobbin, fixing bolt termination and the first inner sleeve bobbin or the
The bottom surface contact of the annular groove that two inner sleeve tube outer surfaces are set, so as to by detatachable external sleeve bobbin and the first inner sleeve
Pipe and the second inner sleeve bobbin are connected, and the sealing ring is placed in the first inner sleeve bobbin or the second inner sleeve tube outer surface is respectively set
Annular groove in, the outer surface of sealing ring and the inner surface of detatachable external sleeve bobbin are in sealing contact, inner surface and the first inner sleeve
The outer surface of bobbin or the second inner sleeve bobbin is in sealing contact.
2. a kind of attachment structure for isometrical steel pipe as claimed in claim 1, it is characterized in that：The first inner sleeve bobbin or
The annular groove that second inner sleeve tube outer surface is set is three, in three annular grooves, near preceding isometrical steel pipe or rear isometrical
The annular groove of steel pipe be limited impression, other two annular groove be sealed groove, fixing bolt termination with as spacing recessed
The bottom surface contact of the annular groove of groove.
3. a kind of attachment structure for isometrical steel pipe as claimed in claim 1, it is characterized in that：The detatachable external sleeve bobbin
Inner surface and the outer surface of the first inner sleeve bobbin or the second inner sleeve bobbin between clearance t=2-3mm.
4. a kind of attachment structure for isometrical steel pipe as claimed in claim 1, it is characterized in that：The section of the sealing ring
For：Above section for ease of assembling sealing circular arc, be below with sealed groove section identical rectangle with prevent dress
Timing is rolled, and amount of contraction of the groove as sealing ring is set below section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621348902.5U CN206290861U (en) | 2016-12-09 | 2016-12-09 | A kind of attachment structure for isometrical steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621348902.5U CN206290861U (en) | 2016-12-09 | 2016-12-09 | A kind of attachment structure for isometrical steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290861U true CN206290861U (en) | 2017-06-30 |
Family
ID=59096793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621348902.5U Expired - Fee Related CN206290861U (en) | 2016-12-09 | 2016-12-09 | A kind of attachment structure for isometrical steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003953A (en) * | 2017-12-07 | 2018-05-08 | 四川科比科油气工程有限公司 | molecular sieve dehydration device for natural gas |
| CN109326994A (en) * | 2017-08-01 | 2019-02-12 | 阿特克雷钢部件股份有限公司 | Pipe line parts for location of moisture |
-
2016
- 2016-12-09 CN CN201621348902.5U patent/CN206290861U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326994A (en) * | 2017-08-01 | 2019-02-12 | 阿特克雷钢部件股份有限公司 | Pipe line parts for location of moisture |
| CN108003953A (en) * | 2017-12-07 | 2018-05-08 | 四川科比科油气工程有限公司 | molecular sieve dehydration device for natural gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20181209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |