CN209705539U - A kind of elasticity high temperature resistant heat insulation structure - Google Patents
A kind of elasticity high temperature resistant heat insulation structure Download PDFInfo
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- CN209705539U CN209705539U CN201920143586.5U CN201920143586U CN209705539U CN 209705539 U CN209705539 U CN 209705539U CN 201920143586 U CN201920143586 U CN 201920143586U CN 209705539 U CN209705539 U CN 209705539U
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Abstract
The utility model discloses a kind of elastic high temperature resistant heat insulation structures, comprising: pipe nipple I, thermal insulating filler, bellows, insulated lining component, pipe nipple II, interior heat-insulated ring flat-plate, heat-insulated guide pipe and outer heat-insulated gear；The successively annular connection of outer heat-insulated gear, heat-insulated guide pipe, interior heat-insulated ring flat-plate, pipe nipple II, bellows, pipe nipple I and insulated lining component, forms a cavity I；Wherein, there is an expansion joint on the cavity I；Thermal insulating filler is filled in cavity I.Elasticity high temperature resistant heat insulation structure described in the utility model meets requirement of the expansion joint under high temperature, high pressure operating condition.
Description
Technical field
The utility model belong to refinery project or other worst hot case technical fields more particularly to a kind of elastic high temperature resistant every
Heat structure.
Background technique
Well known, in refinery project or under other worst hot cases, the medium temperature of expansion joint internal circulation is up to more than 700
Degree, some high temperature applicationss temperature are up to 1300 DEG C, expansion joint and material can not continue working such high temperature, high pressure operating condition it
Under.And expansion joint can all be subjected to displacement variation at work, and traditional heat insulation structural is interior when expansion joint is subjected to displacement compensation
Portion's thermal insulating filler can also move therewith, and heat source is caused to directly act on expansion joint ontology, lead to hot-spot and lose
Effect.Because these easily cause serious safety accident using position there are above-mentioned security risk, it can not be ignored, so needing
Seek safer heat insulation structural, to avoid expansion joint bring entire loss due to high temperature leads to failure.
Utility model content
The technology of the utility model solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of elastic high temperature resistant heat insulation knot
Structure, to meet requirement of the expansion joint under high temperature, high pressure operating condition.
In order to solve the above-mentioned technical problem, the utility model discloses a kind of elastic high temperature resistant heat insulation structures, comprising: termination
Pipe I, thermal insulating filler, bellows, insulated lining component, pipe nipple II, interior heat-insulated ring flat-plate, heat-insulated guide pipe and outer heat-insulated gear；
Outer heat-insulated gear, heat-insulated guide pipe, interior heat-insulated ring flat-plate, pipe nipple II, bellows, pipe nipple I and insulated lining component
Successively annular connection forms a cavity I；Wherein, there is an expansion joint on the cavity I；
Thermal insulating filler is filled in cavity I.
In above-mentioned elastic high temperature resistant heat insulation structure, cavity I, comprising: cavity area I, cavity area II, cavity area III
With cavity area IV；Thermal insulating filler, comprising: alumina silicate cotton blanket and heat-shielding net packet cotton；
Cavity area I is the positive wave inner cavity of bellows；
Cavity area II and cavity area III are located at I lower section of cavity area；
Cavity area IV is located in cavity area III；
Alumina silicate cotton blanket is filled in cavity area I and cavity area II, in cavity area III and cavity area IV filling every
Heat supply network packet cotton.
In above-mentioned elastic high temperature resistant heat insulation structure, cavity area IV is located at the upper right side of cavity area III, cavity area
IV meets following condition:
The length of the pipe nipple II on the left of interior heat-insulated ring flat-plate is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV
Degree, and at least exceed 50mm.
In above-mentioned elastic high temperature resistant heat insulation structure, further includes: fixing glue I, partition and fixing glue II；
Fixing glue I is located in cavity area II, fixes with the horizonal base plate vertical welding of insulated lining component, is filled out with fixation
Fill the alumina silicate cotton blanket in cavity area II；
Partition is located in cavity area III, fixes with interior heat-insulated ring flat-plate vertical welding, is filled in cavity area III with fixation
Interior heat-shielding net packet cotton；
Fixing glue II is located in cavity area IV, is welded and fixed with divider upright, is filled in cavity area IV with fixation
Heat-shielding net packet cotton.
In above-mentioned elastic high temperature resistant heat insulation structure, cavity area II and cavity area III are adjacent, partition and fixing glue I it
Between effectively compressible displacement meet given threshold.
In above-mentioned elastic high temperature resistant heat insulation structure, effectively compressible displacement meets setting between partition and fixing glue I
Threshold value, comprising:
L1-L2≥L0
Wherein, L1Indicate compression the distance between front baffle and fixing glue I, L2It indicates between compression rear bulkhead and fixing glue I
Distance, L0Indicate the width at expansion joint.
In above-mentioned elastic high temperature resistant heat insulation structure, the both ends of heat-insulated guide pipe respectively with interior heat-insulated ring flat-plate and outer heat-insulated gear
It is welded and fixed, forms a cavity II, stuffed heat insulated net packet cotton in cavity II.
In above-mentioned elastic high temperature resistant heat insulation structure, further includes: hexsteel and fire resisting pouring material；
Hexsteel is welded on the inside of insulated lining component；
Fire resisting pouring material is cast in the cavity between hexsteel and insulated lining component.
In above-mentioned elastic high temperature resistant heat insulation structure, further includes: the dust-proof heat-insulated retaining ring in end and fixing clamp；
The tail portion of insulated lining component, the side close to expansion joint is arranged in fixing clamp；
The dust-proof heat-insulated retaining ring in end is fixed by fixing clamp.
In above-mentioned elastic high temperature resistant heat insulation structure,
The dust-proof heat-insulated retaining ring in end is one or more；
Fixing clamp includes: unidirectional fixing clamp and twin fixed guide-vane folder.
The utility model has the advantage that
(1) it the utility model discloses a kind of elastic high temperature resistant heat insulation structure, can effectively completely cut off heat source, reduce energy damage
It loses, avoids bellows or other structures part hot-spot and fail.
(2) the utility model discloses a kind of elastic high temperature resistant heat insulation structure, it is applicable to the expansion of metal of various types
Save product, effectively inhibition high temperature heat radiation, expansion joint main body pressure-bearing material will not occur because of pipeline heat source medium temperature exceeding standard,
The problems such as rubescent or disabling damage, the service life and stability of type metal expansion joint product are greatly increased, while also reduced
The heat loss of pipeline, plays the role of energy-efficient.
(3) the utility model increases fixing glue and partition, and expansion joint production assembling process and expansion joint can be effectively controlled
The play of heat-barrier material in piping operational process reduces the difficulty of expansion joint assembling, the assembly of especially small latus rectum product
Difficulty, and guarantee expansion joint in the process of running heat-barrier material to the effective heat-insulated of each position.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of elasticity high temperature resistant heat insulation structure in the utility model embodiment.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type disclosed embodiment is described in further detail.
The utility model discloses a kind of elastic high temperature resistant heat insulation structures, mainly by pipe nipple, thermal insulating filler, ripple
The components compositions such as pipe, insulated lining component, interior heat-insulated ring flat-plate, heat-insulated guide pipe and outer heat-insulated gear.Insulated lining component is not only
It in order to protect bellows, while being the component of taking root of hexsteel and fire resisting pouring material, and internal thermal insulating filler (aluminium silicate wool
Blanket and heat-shielding net packet cotton) component of taking root, play very important effect.The effect of partition will enter inside heat insulation structural
Heat source carries out water conservancy diversion, changes heat source direction, extends the current journey of heat source stream, and dispersion heat source distribution increases heat source resistance, gradually weakens
Heat source temperature.The position of play is easy to happen after moving vulnerable to the sensitive part of heat and expansion joint, by with fixing glue
The position that heat insulation foam can effectively be fixed, ensure that effectively it is heat-insulated, meanwhile, fixing glue also reduces the difficulty of assembly.End every
Hot retaining ring and one-way or bi-directional fixing clamp play blocking hot wind, reduce hot wind flow velocity and prevent dust and other solid matters from entering
Effect inside heat insulation structural.Interior heat-insulated ring flat-plate, heat-insulated guide pipe, outer heat-insulated ring flat-plate and heat-shielding net packet cotton play change heat together
Source direction increases heat source flow resistance, heat source is avoided to directly act on bearing structure part.
As it can be seen that the utility model is by being reasonably thermally shielded structure design, whether pipe expansion joint is not subjected to displacement, heat source
It will not all directly act on swelling red sandstone, cylinder or other stressed members, so that reaching reduces expansion joint surface temperature
Effect, meet requirement of the expansion joint under high temperature, high pressure operating condition.In addition, also fully being examined in advance in structure design
The convenient construction and operability of heat insulation structural part in various products are considered.Using the high-temperature expansion joint of the heat insulation structural, both kept away
Exempted to fail under high temperature and pressure, improved safety, while the heat insulation structural is in the construction process, welding and
Filler filling is also very convenient, and construction operability is very high.
In utility model embodiment, the elasticity high temperature resistant heat insulation structure, comprising: pipe nipple I 1, thermal insulating filler 2, wave
Line pipe 3, insulated lining component 4, pipe nipple II5, interior heat-insulated ring flat-plate 6, heat-insulated guide pipe 7 and outer heat-insulated gear 8.
Such as Fig. 1, outer heat-insulated gear 8, heat-insulated guide pipe 7, interior heat-insulated ring flat-plate 6, pipe nipple II5, bellows 3, I 1 and of pipe nipple
The successively annular connection of insulated lining component 4, forms a cavity I 9；Wherein, there is an expansion joint 10 on the cavity I 9；Heat-insulated filling
Object 2 is filled in cavity I 9.
Preferably, cavity I 9 can specifically include: cavity area I 901, cavity area II 902, III 903 and of cavity area
Cavity area IV 904；Thermal insulating filler 2 can specifically include: alumina silicate cotton blanket and heat-shielding net packet cotton.Wherein: cavity area I
901 be the positive wave inner cavity of bellows 3；Cavity area II 902 and cavity area III 903 are located at I 901 lower section of cavity area；Cavity
Region IV 904 is located in cavity area III 903；Alumina silicate cotton blanket, cavity are filled in cavity area I 901 and cavity area II 902
Stuffed heat insulated net packet cotton in region III 903 and cavity area IV 904.
In a preferred embodiment of the utility model, which can also include: fixing glue I
11, partition 12 and fixing glue II13.Wherein: fixing glue I 11 is located in cavity area II 902, the level with insulated lining component 4
401 vertical welding of bottom plate is fixed, with the fixed alumina silicate cotton blanket being filled in cavity area II 902；Partition 12 is located at cavity zone
It in domain III 903, is fixed with interior heat-insulated 6 vertical welding of ring flat-plate, with the fixed heat-shielding net packet cotton being filled in cavity area III 903；
Fixing glue II13 is located in cavity area IV 904, fixes with 12 vertical welding of partition, is filled in cavity area IV 904 with fixation
Interior heat-shielding net packet cotton.
In a preferred embodiment of the utility model, cavity area IV 904 is located at the upper right side of cavity area III 903,
Cavity area IV 904 meets following condition: interior heat insulation loop is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV 904
The length of the pipe nipple II5 in 6 left side of plate, and at least exceed 50mm.
In a preferred embodiment of the utility model, cavity area II 902 and cavity area III 903 are adjacent, partition 12
Effective compressible displacement meets given threshold between fixing glue I 11.
Preferably, effective compressible displacement meets given threshold between partition 12 and fixing glue I 11, comprising:
L1-L2≥L0
Wherein, L1Indicate compression the distance between front baffle 12 and fixing glue I 11, L2It indicates compression rear bulkhead 12 and fixes
Follow closely the distance between I 11, L0Indicate the width at expansion joint 10.
In a preferred embodiment of the utility model, the both ends of heat-insulated guide pipe 7 respectively with interior heat-insulated ring flat-plate 6 and outside every
Heat gear 8 is welded and fixed, and forms a cavity II 14, stuffed heat insulated net packet cotton in cavity II 14.
In a preferred embodiment of the utility model, which can also include: hexsteel 15
With fire resisting pouring material 16.Wherein: hexsteel 15 is welded on the inside of insulated lining component 4；Fire resisting pouring material 16 is cast in tortoise plastron
In cavity between net 15 and insulated lining component 4.
In a preferred embodiment of the utility model, which can also include: that end is dust-proof
Heat-insulated retaining ring 17 and fixing clamp 18.Wherein, the tail portion of insulated lining component 4 is arranged in, close to the one of expansion joint 10 in fixing clamp 18
Side；The dust-proof heat-insulated retaining ring 17 in end is fixed by fixing clamp 18.
Preferably, the dust-proof heat-insulated retaining ring 17 in end is one or more.Fixing clamp (18) includes: unidirectional fixing clamp and two-way
Fixing clamp can be selected according to the expansion joint direction of motion and situation.
In the present embodiment, insulated lining component 4 can be made of horizonal base plate 401 and inclined plate 402, horizonal base plate 401 with
The angular range of inclined plate 402 can be with are as follows: 140 °~150 °.The length of bellows 3 can be 400mm.
Various embodiments are described in a progressive manner in this explanation, the highlights of each of the examples are with its
The difference of his embodiment, the same or similar parts between the embodiments can be referred to each other.
The optimal specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.
The content being not described in detail in the utility model specification belongs to the well-known technique of professional and technical personnel in the field.
Claims (10)
1. a kind of elasticity high temperature resistant heat insulation structure characterized by comprising pipe nipple I (1), thermal insulating filler (2), bellows
(3), insulated lining component (4), pipe nipple II (5), interior heat-insulated ring flat-plate (6), heat-insulated guide pipe (7) and outer heat-insulated gear (8)；
Outer heat-insulated gear (8), heat-insulated guide pipe (7), interior heat-insulated ring flat-plate (6), pipe nipple II (5), bellows (3), pipe nipple I (1)
With insulated lining component (4) successively annular connection, a cavity I (9) is formed；Wherein, there is an expansion joint on the cavity I (9)
(10)；
Thermal insulating filler (2) is filled in cavity I (9).
2. elasticity high temperature resistant heat insulation structure according to claim 1, which is characterized in that cavity I (9), comprising: cavity area
I (901), cavity area II (902), cavity area III (903) and cavity area IV (904)；Thermal insulating filler (2), comprising: silicon
Sour aluminum wool blanket and heat-shielding net packet cotton；
Cavity area I (901) is the positive wave inner cavity of bellows (3)；
Cavity area II (902) and cavity area III (903) are located at below cavity area I (901)；
Cavity area IV (904) is located in cavity area III (903)；
Alumina silicate cotton blanket, cavity area III (903) and cavity area are filled in cavity area I (901) and cavity area II (902)
Stuffed heat insulated net packet cotton in IV (904).
3. elasticity high temperature resistant heat insulation structure according to claim 2, which is characterized in that cavity area IV (904) is located at sky
The upper right side of cavity region III (903), cavity area IV (904) meet following condition:
The pipe nipple II on the left of interior heat-insulated ring flat-plate (6) is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV (904)
(5) length, and at least exceed 50mm.
4. elasticity high temperature resistant heat insulation structure according to claim 2, which is characterized in that further include: fixing glue I (11), every
Plate (12) and fixing glue II (13)；
Fixing glue I (11) is located in cavity area II (902), horizonal base plate (401) vertical welding with insulated lining component (4)
It is fixed, with the fixed alumina silicate cotton blanket being filled in cavity area II (902)；
Partition (12) is located in cavity area III (903), fixes with interior heat-insulated ring flat-plate (6) vertical welding, is filled in sky with fixation
Heat-shielding net packet cotton in cavity region III (903)；
Fixing glue II (13) is located in cavity area IV (904), fixes with partition (12) vertical welding, is filled in cavity with fixation
Heat-shielding net packet cotton in region IV (904).
5. elasticity high temperature resistant heat insulation structure according to claim 4, which is characterized in that cavity area II (902) and cavity
Region III (903) is adjacent, and effective compressible displacement meets given threshold between partition (12) and fixing glue I (11).
6. elasticity high temperature resistant heat insulation structure according to claim 5, which is characterized in that partition (12) and fixing glue I (11)
Between effectively compressible displacement meet given threshold, comprising:
L1-L2≥L0
Wherein, L1Indicate compression the distance between front baffle (12) and fixing glue I (11), L2It indicates to compress rear bulkhead (12) and solid
Surely the distance between I (11), L are followed closely0Indicate the width of expansion joint (10).
7. elasticity high temperature resistant heat insulation structure according to claim 1, which is characterized in that the both ends of heat-insulated guide pipe (7) point
It is not welded and fixed with interior heat-insulated ring flat-plate (6) and outer heat-insulated gear (8), one cavity II (14) of formation, it is stuffed heat insulated in cavity II (14)
Net packet cotton.
8. elasticity high temperature resistant heat insulation structure according to claim 1, which is characterized in that further include: hexsteel (15) and resistance to
Fiery pouring material (16)；
Hexsteel (15) is welded on the inside of insulated lining component (4)；
Fire resisting pouring material (16) is cast in the cavity between hexsteel (15) and insulated lining component (4).
9. elasticity high temperature resistant heat insulation structure according to claim 1, which is characterized in that further include: the dust-proof heat-insulated gear in end
Enclose (17) and fixing clamp (18)；
The tail portion in insulated lining component (4), the side close to expansion joint (10) is arranged in fixing clamp (18)；
The dust-proof heat-insulated retaining ring (17) in end is fixed by fixing clamp (18).
10. elasticity high temperature resistant heat insulation structure according to claim 9, which is characterized in that
The dust-proof heat-insulated retaining ring (17) in end is one or more；
Fixing clamp (18) includes: unidirectional fixing clamp and twin fixed guide-vane folder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143586.5U CN209705539U (en) | 2019-01-28 | 2019-01-28 | A kind of elasticity high temperature resistant heat insulation structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920143586.5U CN209705539U (en) | 2019-01-28 | 2019-01-28 | A kind of elasticity high temperature resistant heat insulation structure |
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| CN209705539U true CN209705539U (en) | 2019-11-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681725A (en) * | 2019-01-28 | 2019-04-26 | 秦皇岛市泰德管业科技有限公司 | A kind of elasticity high temperature resistant heat insulation structure |
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2019
- 2019-01-28 CN CN201920143586.5U patent/CN209705539U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109681725A (en) * | 2019-01-28 | 2019-04-26 | 秦皇岛市泰德管业科技有限公司 | A kind of elasticity high temperature resistant heat insulation structure |
| CN109681725B (en) * | 2019-01-28 | 2024-03-01 | 秦皇岛市泰德管业科技有限公司 | Elastic high-temperature-resistant heat insulation structure |
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