CN206943698U - The magnesium steel of pipeline heat expansion is prevented to be incubated outer protect - Google Patents
The magnesium steel of pipeline heat expansion is prevented to be incubated outer protect Download PDFInfo
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- CN206943698U CN206943698U CN201720767355.2U CN201720767355U CN206943698U CN 206943698 U CN206943698 U CN 206943698U CN 201720767355 U CN201720767355 U CN 201720767355U CN 206943698 U CN206943698 U CN 206943698U
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- annular
- tubular structure
- loop connecting
- annular groove
- connecting portion
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Abstract
This application discloses a kind of magnesium steel for preventing pipeline heat expansion to be incubated outer protect, including multiple tubular structures being sequentially connected, tubular structure includes the lower outer jacket of the upper outer jacket and semi-annular shape of semi-annular shape, in two tubular structures being connected, the end of one of tubular structure has the first loop connecting portion, the end of another tubular structure has the second loop connecting portion, the lateral wall in the first loop connecting portion has first annular groove, second loop connecting portion has the annular snap arm for stretching into first annular groove, annular snap arm can relatively first annular groove moved back and forth along the axis direction of tubular structure.The application annular snap arm can relatively first annular groove moved back and forth along the axis direction of tubular structure, two tubular structures being engaged have certain axial displacement surplus, because of the axial displacement of pipeline heat expansion the demand for so as to influence the heat-insulating capability of internal insulation material, fully meeting power plant of new generation, chemical plant etc. to being incubated outer shield will not be damaged on being incubated outer shield.
Description
Technical field
It the utility model is related to heat preservation technology field, and in particular to prevent the magnesium steel of pipeline heat expansion to be incubated outer protect.
Background technology
It is typically mounted on to protect outside the insulation outside high-temperature pipe insulation and is made up of color steel or aluminium sheet, is between being protected outside every section
Hard contact, have the swell increment on axial direction in the case of a high temperature due to heat distribution pipeline, axle can be produced to being protected outside traditional insulation
Upward pulling force, so as to cause to protect the interface generation cut at every section outside conventional vacuum, cause base insulating layer water suction etc. existing
As producing the harm such as insulating power decline.
Utility model content
The utility model is incubated outer protect in view of the above-mentioned problems, proposing a kind of magnesium steel for preventing pipeline heat expansion.
The technical scheme that the utility model is taken is as follows：
A kind of magnesium steel for preventing pipeline heat expansion is incubated outer shield, including multiple tubular structures being sequentially connected, the tubulose knot
The lower outer jacket of the upper outer jacket and semi-annular shape of structure including semi-annular shape, in two tubular structures being connected, one of them
The end of tubular structure has the first loop connecting portion, and the end of another tubular structure has the second loop connecting portion, described
The lateral wall in the first loop connecting portion has first annular groove, and the second loop connecting portion, which has, stretches into the first annular groove
Annular snap arm, the annular snap arm can relatively first annular groove moved back and forth along the axis direction of tubular structure.
The application annular snap arm can relatively first annular groove moved back and forth along the axis direction of tubular structure, that is, be engaged
Two tubular structures there is certain axial displacement surplus, will not be caused because of the axial displacement of pipeline heat expansion to being incubated outer shield
Destroy so as to influenceing the heat-insulating capability of internal insulation material, fully meet the need to being incubated outer shield such as power plant of new generation, chemical plant
Ask.
Optionally, the madial wall in the second loop connecting portion has the second annular groove, and the first annular groove is wherein
One side wall coordinates with second annular groove.
Optionally, the upper outer jacket and lower outer jacket are respectively provided with deep-slotted chip breaker, and upper outer jacket and lower outer jacket are corresponding
Two deep-slotted chip breakers form the mounting groove of annular, upper outer jacket and lower outer jacket and tighten hoop admittedly in annular mounting groove by being arranged on
It is fixed.
By setting deep-slotted chip breaker so as to be positioned for tightening hoop, the fixation of outer jacket and lower outer jacket in convenience.
Optionally, the mounting groove of tubular structure has multiple, and each mounting groove is arranged at intervals.
Optionally, the lateral wall in the second loop connecting portion flushes with the lateral wall for the tubular structure being engaged.
The beneficial effects of the utility model are：The application annular snap arm being capable of axle of the relatively first annular groove along tubular structure
Line direction moves back and forth, that is, two be engaged tubular structure has certain axial displacement surplus, will not be because of pipeline heat expansion
Axial displacement damaged on being incubated outer shield so as to influence the heat-insulating capability of internal insulation material, fully meet electricity of new generation
Factory, chemical plant etc. are to being incubated the outer demand protected.
Brief description of the drawings：
Fig. 1 is that embodiment 1 prevents the magnesium steel of pipeline heat expansion to be incubated the structural representation of outer shield；
Fig. 2 is that embodiment 1 prevents the magnesium steel of pipeline heat expansion to be incubated the top view of outer shield；
Fig. 3 is Fig. 2 A-A sectional views；
Fig. 4 is enlarged drawing at Fig. 3 B；
Fig. 5 is that the outer shield of the magnesium steel of embodiment 1 insulation goes to fall down the structural representation after outer jacket；
Fig. 6 is the enlarged drawing at C in Fig. 5
Fig. 7 is that embodiment 2 prevents the magnesium steel of pipeline heat expansion to be incubated the structural representation of outer shield.
Each reference is in figure：
1st, tubular structure；2nd, upper outer jacket；3rd, lower outer jacket；4th, the first loop connecting portion；5th, the second loop connecting portion；6、
Second annular groove；7th, annular snap arm；8th, first annular groove；9th, deep-slotted chip breaker；10th, mounting groove.
Embodiment：
With reference to each accompanying drawing, the utility model is described in detail.
Embodiment 1
As shown in figs. 1 to 6, a kind of magnesium steel for preventing pipeline heat expansion is incubated outer shield, including multiple tubulose knots being sequentially connected
Structure 1, tubular structure 1 include the upper outer jacket 2 of semi-annular shape and the lower outer jacket 3 of semi-annular shape, two tubulose knots being connected
In structure 1, the end of one of tubular structure 1 has the first loop connecting portion 4, and the end of another tubular structure 1 has the
Two loop connecting portions 5, the lateral wall in the first loop connecting portion 4 have first annular groove 8, and the second loop connecting portion 5, which has, to be stretched into
The annular snap arm 7 of first annular groove 8, annular snap arm 7 can axis direction of the relatively first annular groove 8 along tubular structure 1 it is reciprocal
It is mobile.
The application annular snap arm 7 can axis direction of the relatively first annular groove 8 along tubular structure 1 move back and forth, i.e. phase
Coordinate two tubular structures 1 there is certain axial displacement surplus, will not because of pipeline heat expansion axial displacement to insulation outside
Shield is damaged so as to influence the heat-insulating capability of internal insulation material, and it is outer to being incubated to fully meet power plant of new generation, chemical plant etc.
The demand of shield.
In the present embodiment, the madial wall in the second loop connecting portion 5 has the second annular groove 6, and first annular groove 8 is wherein
One side wall coordinates with the second annular groove 6.
In the present embodiment, the lateral wall in the second loop connecting portion 5 flushes with the lateral wall for the tubular structure 1 being engaged.
Embodiment 2
As shown in fig. 7, the present embodiment 1 and the difference of embodiment 1 are, upper outer jacket 2 and lower outer jacket 3 are respectively provided with arc
Groove 9, upper outer jacket 2 and corresponding two deep-slotted chip breakers 9 of lower outer jacket 3 form the mounting groove 10 of annular, upper outer jacket 2 and lower outer
Sheath 3 is fixed by the hoop that tightens being arranged in annular mounting groove 10.By setting deep-slotted chip breaker 9 so as to fixed for tightening hoop
, the fixation of outer jacket 2 and lower outer jacket 3 in convenience.
As shown in fig. 7, in the present embodiment, the mounting groove 10 of tubular structure 1 has multiple, and each mounting groove 10 is arranged at intervals.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits patent protection of the present utility model
Scope, every equivalent structure transformation made with the utility model specification and accompanying drawing content, is directly or indirectly used in it
The technical field of his correlation, is similarly included in the scope of protection of the utility model.
Claims (5)
1. a kind of magnesium steel for preventing pipeline heat expansion is incubated outer shield, including multiple tubular structures being sequentially connected, the tubular structure
The lower outer jacket of upper outer jacket and semi-annular shape including semi-annular shape, it is characterised in that in two tubular structures being connected,
The end of one of tubular structure has the first loop connecting portion, and the end of another tubular structure has the second loop connecting
Portion, the lateral wall in the first loop connecting portion have a first annular groove, and the second loop connecting portion, which has, stretches into described the
The annular snap arm of one annular groove, the annular snap arm can axis direction of the relatively first annular groove along tubular structure back and forth move
It is dynamic.
2. the magnesium steel as claimed in claim 1 for preventing pipeline heat expansion is incubated outer protect, it is characterised in that second loop connecting
The madial wall in portion has the second annular groove, and one of side wall of the first annular groove coordinates with second annular groove.
3. the magnesium steel as claimed in claim 1 for preventing pipeline heat expansion is incubated outer protect, it is characterised in that the upper outer jacket is with
Outer jacket is respectively provided with deep-slotted chip breaker, and upper outer jacket and corresponding two deep-slotted chip breakers of lower outer jacket form the mounting groove of annular, upper outer
Sheath and lower outer jacket are fixed by the hoop that tightens being arranged on mounting groove.
4. the magnesium steel as claimed in claim 3 for preventing pipeline heat expansion is incubated outer protect, it is characterised in that the mounting groove of tubular structure
There is multiple, each mounting groove interval setting.
5. the magnesium steel as claimed in claim 1 for preventing pipeline heat expansion is incubated outer protect, it is characterised in that second loop connecting
The lateral wall in portion flushes with the lateral wall for the tubular structure being engaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767355.2U CN206943698U (en) | 2017-06-28 | 2017-06-28 | The magnesium steel of pipeline heat expansion is prevented to be incubated outer protect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767355.2U CN206943698U (en) | 2017-06-28 | 2017-06-28 | The magnesium steel of pipeline heat expansion is prevented to be incubated outer protect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206943698U true CN206943698U (en) | 2018-01-30 |
Family
ID=61366281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720767355.2U Active CN206943698U (en) | 2017-06-28 | 2017-06-28 | The magnesium steel of pipeline heat expansion is prevented to be incubated outer protect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206943698U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719128A (en) * | 2022-05-05 | 2022-07-08 | 一汽解放汽车有限公司 | Pipeline heat preservation device, vehicle exhaust system and vehicle |
-
2017
- 2017-06-28 CN CN201720767355.2U patent/CN206943698U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719128A (en) * | 2022-05-05 | 2022-07-08 | 一汽解放汽车有限公司 | Pipeline heat preservation device, vehicle exhaust system and vehicle |
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