CN109751472A - A kind of high temperature high voltage resistant flexibility heat insulation structural and expansion joint - Google Patents
A kind of high temperature high voltage resistant flexibility heat insulation structural and expansion joint Download PDFInfo
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- CN109751472A CN109751472A CN201910080064.XA CN201910080064A CN109751472A CN 109751472 A CN109751472 A CN 109751472A CN 201910080064 A CN201910080064 A CN 201910080064A CN 109751472 A CN109751472 A CN 109751472A
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- 238000009413 insulation Methods 0.000 title claims abstract description 41
- 210000002445 nipple Anatomy 0.000 claims abstract description 67
- 239000000945 filler Substances 0.000 claims abstract description 23
- 229920000742 Cotton Polymers 0.000 claims description 39
- 239000003292 glue Substances 0.000 claims description 25
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 17
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 13
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 13
- 239000007787 solid Substances 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 239000002937 thermal insulation foam Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of high temperature high voltage resistant flexibility heat insulation structural and expansion joint, which includes: insulating assembly I, insulating assembly II and insulating assembly III；Insulating assembly II includes: intermediate tube I, big ring flat-plate I, pipe nipple I, balance bellows, pipe nipple II, big ring flat-plate II, intermediate tube II, insulated lining component I and thermal insulating filler I；The both ends of balance bellows are connect with pipe nipple I and pipe nipple II respectively；Insulated lining component I is arranged below pipe nipple I；Side, intermediate tube II, big ring flat-plate II, pipe nipple II, balance bellows, pipe nipple I, big ring flat-plate I, intermediate tube I and the insulated lining component I of insulating assembly III, form a cavity I；Thermal insulating filler I is filled in cavity I.Present invention accomplishes requirement of the expansion joint under high temperature, high pressure operating condition.
Description
Technical field
The invention belongs to refinery project or other worst hot case technical fields more particularly to a kind of high temperature high voltage resistant flexibility every
Heat structure and expansion joint.
Background technique
Well known, in catalysis refinery project or under other worst hot cases, the medium temperature of expansion joint internal circulation is up to
It being spent 700, some high temperature applicationss temperature are up to 1300 DEG C, and expansion joint and material can not be continued working in such high temperature, high pressure more
Under operating condition.And expansion joint can all be subjected to displacement variation at work, and traditional heat insulation structural is subjected to displacement benefit in expansion joint
When repaying, internal thermal insulating filler can also move therewith, and heat source is caused to directly act on expansion joint ontology, lead to hot-spot and
It fails.Because these easily cause serious safety accident using position there are above-mentioned security risk, it can not be ignored, institute
To need to seek safer heat insulation structural, to avoid expansion joint bring entire loss due to high temperature leads to failure.
Summary of the invention
Technology of the invention solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of flexible heat-insulated knot of high temperature high voltage resistant
Structure and expansion joint, to meet requirement of the expansion joint under high temperature, high pressure operating condition.
In order to solve the above-mentioned technical problem, the invention discloses a kind of high temperature high voltage resistant flexibility heat insulation structurals, comprising: heat-insulated
Component I, insulating assembly II and insulating assembly III；Wherein, insulating assembly I and insulating assembly III are symmetrical member, be symmetricly set on every
The left and right sides of hot component II；
Insulating assembly II, comprising: intermediate tube I, big ring flat-plate I, pipe nipple I, balance bellows, pipe nipple II, big ring flat-plate II,
Intermediate tube II, insulated lining component I, thermal insulating filler I and liner plate；
Big ring flat-plate I is vertically welded on intermediate tube I, and big ring flat-plate II is vertically welded on intermediate tube II, and liner plate is arranged in
Between between pipe I and intermediate tube II；
Pipe nipple I is vertically welded on big ring flat-plate I, and pipe nipple II is vertically welded on big ring flat-plate II；
The both ends of balance bellows are connect with pipe nipple I and pipe nipple II respectively；
Insulated lining component I is arranged below pipe nipple I；
The side of insulating assembly III, intermediate tube II, big ring flat-plate II, pipe nipple II, balance bellows, pipe nipple I, big ring flat-plate
I, intermediate tube I and insulated lining component I form a cavity I；Wherein, there is an expansion joint I on the cavity I；
Thermal insulating filler I is filled in cavity I.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, cavity I, comprising: cavity area I, cavity area II, cavity area
III and cavity area IV；Thermal insulating filler I, comprising: alumina silicate cotton blanket and heat-shielding net packet cotton；
Cavity area I is to balance the positive wave inner cavity of bellows；
Cavity area II is located at I lower section of cavity area；
Cavity area III is located at II lower section of cavity area, using I place plane of intermediate tube as line of demarcation；
Cavity area IV is located in cavity area III；
Alumina silicate cotton blanket is filled in cavity area I, successively fills alumina silicate cotton blanket and heat-shielding net packet cotton in cavity area II,
Stuffed heat insulated net packet cotton in cavity area III and cavity area IV.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, cavity area IV is located at the upper right side of cavity area III, cavity zone
Domain IV meets following condition:
The length of intermediate tube II is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV, and at least exceeds
100mm。
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, insulating assembly II, further includes: multiple fixing glues I, heat-insulated guide pipe
I and multiple fixing glue II；
Multiple fixing glues I are located in cavity area III, are arranged at equal intervals, vertical with the horizonal base plate of insulated lining component I
It is welded and fixed, with the fixed heat-shielding net packet cotton being filled in cavity area III；
Heat-insulated guide pipe I is horizontally set in cavity area III, is fixed with the side vertical welding of insulating assembly III；
Multiple fixing glue II are located in cavity area IV, are arranged at equal intervals, fix with heat-insulated I vertical welding of guide pipe, with
The fixed heat-shielding net packet cotton being filled in cavity area IV.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, insulating assembly II, further includes: hexsteel I, fire resisting pouring material I, one
The dust-proof heat-insulated retaining ring I in a or multiple ends and fixing clamp I；
Hexsteel I is welded on the inside of insulated lining component I, and fire resisting pouring material I is cast in hexsteel I and insulated lining group
In cavity between part I；
The tail portion of insulated lining component I, the side close to expansion joint I is arranged in fixing clamp I, and one or more ends are dust-proof
Heat-insulated retaining ring I is fixed by fixing clamp I；Wherein, fixing clamp I, comprising: unidirectional fixing clamp and twin fixed guide-vane folder.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, insulating assembly I, comprising: pipe nipple III, work bellows, termination
Pipe IV, insulated lining component II and thermal insulating filler II；
The both ends of work bellows are connect with pipe nipple III and pipe nipple IV respectively；
Side, pipe nipple IV, work bellows, pipe nipple III and the insulated lining component II of insulating assembly II form a chamber
Body II；Wherein, there is an expansion joint II on the cavity II；
Thermal insulating filler II is filled in cavity II.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, cavity II, comprising: cavity area V, cavity area VI and cavity
Region VII；
Cavity area V is the positive wave inner cavity of work bellows；
Cavity area VI is located at V lower section of cavity area；
Cavity area VII is located in cavity area VI；
Alumina silicate cotton blanket, stuffed heat insulated net packet cotton in cavity area VI and cavity area VII are filled in cavity area V.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, insulating assembly I, comprising: fixing glue III, heat-insulated guide pipe II and solid
Surely IV is followed closely；
Fixing glue III is located in cavity area VI, fixes with the horizonal base plate vertical welding of insulated lining component II, with solid
Surely the heat-shielding net packet cotton being filled in cavity area VI；
Heat-insulated guide pipe II is located in cavity area VI, fixes with the side vertical welding of insulating assembly II；
Fixing glue IV is located in cavity area VII, fixes with heat-insulated II vertical welding of guide pipe, is filled in cavity with fixation
Heat-shielding net packet cotton in region VII.
In above-mentioned high temperature high voltage resistant flexibility heat insulation structural, insulating assembly I, further includes: hexsteel II, fire resisting pouring material II,
The dust-proof heat-insulated retaining ring II in one or more ends and fixing clamp II；
Hexsteel II is welded on the inside of insulated lining component II, and fire resisting pouring material II is cast in hexsteel II and heat shield liner
In in cavity between component II；
The tail portion of insulated lining component II, the side close to expansion joint II, one or more ends are arranged in fixing clamp II
Dust-proof heat-insulated retaining ring II is fixed by fixing clamp II；Wherein, fixing clamp II, comprising: unidirectional fixing clamp and twin fixed guide-vane folder.
The invention also discloses a kind of expansion joints based on high temperature high voltage resistant flexibility heat insulation structural, comprising: elastic high temperature resistant
Heat insulation structural, end plate I, vertical plate I, hinge plate I, hinge plate II, rectangular cardo ring I, pin shaft I, end plate II, vertical plate II, flap
III, flap IV, rectangular cardo ring II and pin shaft II；
Elastic high temperature resistant heat insulation structure, comprising: insulating assembly I, insulating assembly II, insulating assembly III；Wherein, insulating assembly
I with insulating assembly III be symmetrical member, be symmetricly set on the left and right sides of insulating assembly II；Insulating assembly II, comprising: intermediate tube I,
Big ring flat-plate I, pipe nipple I, balance bellows, pipe nipple II, big ring flat-plate II, intermediate tube II, insulated lining component I, heat-insulated filling
Object I and and liner plate；Big ring flat-plate I is vertically welded on intermediate tube I, and big ring flat-plate II is vertically welded on intermediate tube II, liner plate setting
Between intermediate tube I and intermediate tube II；Pipe nipple I is vertically welded on big ring flat-plate I, and pipe nipple II is vertically welded in big ring flat-plate II
On；The both ends of balance bellows are connect with pipe nipple I and pipe nipple II respectively；Insulated lining component I is arranged under pipe nipple I
Side；The side of insulating assembly III, intermediate tube II, big ring flat-plate II, pipe nipple II, balance bellows, pipe nipple I, big ring flat-plate I, in
Between pipe I and insulated lining component I, formed a cavity I；Wherein, there is an expansion joint I on the cavity I；In cavity I filled with every
Hot filler I；
End plate I and vertical plate I are weldingly fixed on insulating assembly II；Hinge plate I and hinge plate II are arranged in parallel, hinge plate I
One end and hinge plate II one end respectively with end plate I weld；The other end of hinge plate I, the other end of hinge plate II and side
Shape cardo ring I is connected by pin shaft I；
End plate II and vertical plate II are weldingly fixed on insulating assembly III；Flap III and flap IV are arranged in parallel, hinge
One end of plate III and one end of flap IV are welded with end plate II respectively；The other end of the other end of flap III, flap IV
And rectangular cardo ring II is connected by pin shaft II.
The invention has the following advantages that
(1) the invention discloses a kind of high temperature high voltage resistant flexibility heat insulation structurals, can effectively completely cut off heat source, reduce energy damage
It loses, avoids bellows or other structures part hot-spot and fail.
(2) the invention discloses a kind of high temperature high voltage resistant flexibility heat insulation structural, 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) invention increases fixing glues and heat-insulated guide pipe, and expansion joint production assembling process and expansion can be effectively controlled
The play for saving the heat-barrier material in piping operational process reduces the difficulty of expansion joint assembling, the dress of especially small latus rectum product
With 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 high temperature high voltage resistant flexibility heat insulation structural in the embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of insulating assembly II in the embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of insulating assembly I in the embodiment of the present invention；
Fig. 4 is a kind of structural representation of the expansion joint based on high temperature high voltage resistant flexibility heat insulation structural in the embodiment of the present invention
Figure.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to disclosed by the invention
Embodiment is described in further detail.
The invention discloses a kind of high temperature high voltage resistant flexibility heat insulation structurals, and are based on high temperature high voltage resistant flexibility heat insulation structural
Expansion joint, mainly by intermediate tube, intermediate tube, pipe nipple, thermal insulating filler, balance bellows, work bellows and heat shield liner
In the components composition such as component.Insulated lining component is hexsteel and fire resisting pouring material not only for protection bellows
It takes root component, and the component of taking root of internal thermal insulating filler (alumina silicate cotton blanket and heat-shielding net packet cotton), plays very important
Effect.The effect of heat-insulated guide pipe is will to enter the heat source inside heat insulation structural to carry out water conservancy diversion, changes heat source direction, extends heat source
Circulate stroke, and dispersion heat source distribution increases heat source resistance, gradually weakens heat source temperature.Vulnerable to hot sensitive part and expansion
Section is easy to happen play position after moving ensure that by can effectively fix the position of heat insulation foam with fixing glue
Imitate it is heat-insulated, meanwhile, fixing glue also reduces the difficulty of assembly.The heat-insulated retaining ring in end and one-way or bi-directional fixing clamp play blocking heat
Wind reduces hot wind flow velocity and prevents dust and other solid matters from entering the effect inside heat insulation structural.Heat-insulated ring flat-plate heat-insulated is led
It is played together to pipe and heat-shielding net packet cotton and changes heat source direction, increased heat source flow resistance, heat source is avoided to directly act on pressure-bearing
On structural member.
As it can be seen that the present invention is by being reasonably thermally shielded structure design, whether pipe expansion joint is not subjected to displacement, and heat source is not
It can directly act on swelling red sandstone, cylinder or other stressed members, to reach the work for reducing expansion joint surface temperature
With meeting requirement of the expansion joint under high temperature, high pressure operating condition.In addition, also fully being considered in advance in structure design
The convenient construction and operability of heat insulation structural part in various products.Using the high-temperature expansion joint of the heat insulation structural, both avoided
It fails under high temperature and pressure, improves safety, while the heat insulation structural is in the construction process, welding and filling
Object filling is also very convenient, and construction operability is very high.
Such as Fig. 1~4, in embodiments of the present invention, the high temperature high voltage resistant flexibility heat insulation structural, comprising: insulating assembly I 100,
Insulating assembly II 200, insulating assembly III 300；Wherein, insulating assembly I 100 and insulating assembly III 300 are symmetrical member, are symmetrical arranged
In the left and right sides of insulating assembly II 200.
Such as Fig. 2, insulating assembly II 200 be can specifically include: intermediate tube I 1, big ring flat-plate I 2, pipe nipple I 3, balance bellows
4, pipe nipple II 5, big ring flat-plate II 6, intermediate tube II 7, insulated lining component I 8, thermal insulating filler I 9 and liner plate 45.Wherein: big ring
Plate I 2 is vertically welded on intermediate tube I 1, and big ring flat-plate II 6 is vertically welded on intermediate tube II 7, liner plate 45 setting intermediate tube I with
Between intermediate tube II；Pipe nipple I 3 is vertically welded on big ring flat-plate I 2, and pipe nipple II 5 is vertically welded on big ring flat-plate II 6；Balance
The both ends of bellows 4 are connect with pipe nipple I 3 and pipe nipple II 5 respectively；Insulated lining component I 8 is arranged below pipe nipple I 3；
The side of insulating assembly III 300, intermediate tube II 7, big ring flat-plate II 6, pipe nipple II 5, balance bellows 4, pipe nipple I 3, big ring flat-plate
I 2, intermediate tube I 1 and insulated lining component I 8 form a cavity I 10；Wherein, there is an expansion joint I 11 on the cavity I 10；Chamber
Thermal insulating filler I 9 is filled in body I 10.
In the preferred embodiment of the present invention, cavity I 10, comprising: cavity area I 1001, cavity area II 1002, sky
Cavity region III 1003 and cavity area IV 1004；Thermal insulating filler I 9, comprising: alumina silicate cotton blanket and heat-shielding net packet cotton.Wherein: empty
Cavity region I 1001 is to balance the positive wave inner cavity of bellows 4；Cavity area II 1002 is located at I 1001 lower section of cavity area；Cavity zone
Domain III 1003 is located at II 1002 lower section of cavity area, using intermediate tube I 1 and 45 place plane of liner plate as line of demarcation；Cavity area IV
1004 are located in cavity area III 1003；Alumina silicate cotton blanket is filled in cavity area I 1001, is successively filled out in cavity area II 1002
Fill alumina silicate cotton blanket and heat-shielding net packet cotton, stuffed heat insulated net packet cotton in cavity area III 1003 and cavity area IV 1004.
In the preferred embodiment of the present invention, cavity area IV 1004 is located at the upper right side of cavity area III 1003, empty
Cavity region IV 1004 meets following condition: intermediate tube is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV 1004
The length of II7, and at least exceed 100mm.
In the preferred embodiment of the present invention, insulating assembly II 200, further includes: multiple fixing glues I 12, heat-insulated guiding
Pipe I 13 and multiple fixing glue II14.Wherein: multiple fixing glues I 12 are located in cavity area III 1003, are arranged at equal intervals, with every
The horizonal base plate vertical welding of hot liner assembly I 8 is fixed, with the fixed heat-shielding net packet cotton being filled in cavity area III 1003；
Heat-insulated guide pipe I 13 is horizontally set in cavity area III 1003, is fixed with the side vertical welding of insulating assembly III 300；It is more
A fixing glue II14 is located in cavity area IV 1004, is arranged at equal intervals, fixes with heat-insulated I 13 vertical welding of guide pipe, with solid
Surely the heat-shielding net packet cotton being filled in cavity area IV 1004.
In the preferred embodiment of the present invention, insulating assembly II 200, further includes: hexsteel I 15, fire resisting pour material I
16, the dust-proof heat-insulated retaining ring I 17 in one or more ends and fixing clamp I 18.Wherein: hexsteel I 15 is welded on insulated lining component I
8 inside, fire resisting pouring material I 16 are cast in the cavity between hexsteel I 15 and insulated lining component I 8；Fixing clamp I 18 is set
The tail portion in insulated lining component I 8, the side close to expansion joint I 11 are set, one or more dust-proof heat-insulated retaining rings I 17 in end are logical
It is fixed to cross fixing clamp I 18.Wherein, fixing clamp I 18 may include: unidirectional fixing clamp and twin fixed guide-vane folder, can be transported according to expansion joint
Dynamic direction and situation are selected.
In the preferred embodiment of the present invention, such as Fig. 3, insulating assembly I 100, comprising: pipe nipple III 19, work ripple
Pipe 20, pipe nipple IV 21, insulated lining component II 22 and thermal insulating filler II 25.Wherein: the both ends difference of work bellows 20
It is connect with pipe nipple III 19 and pipe nipple IV 21；The side of insulating assembly II 200, pipe nipple IV 21, work bellows 20, termination
Pipe III 19 and insulated lining component II 22 form a cavity II 23；Wherein, there is an expansion joint II 24 on the cavity II 23；Cavity
Thermal insulating filler II 25 is filled in II 23.
In the preferred embodiment of the present invention, cavity II 23, comprising: cavity area V 2301, cavity area VI 2302
With cavity area VII 2303.Wherein: cavity area V 2301 is the positive wave inner cavity of work bellows 20；Cavity area VI 2302
In V 2301 lower section of cavity area；Cavity area VII 2303 is located in cavity area VI 2302；Filling in cavity area V 2301
Stuffed heat insulated net packet cotton in alumina silicate cotton blanket, cavity area VI 2302 and cavity area VII 2303.
In the preferred embodiment of the present invention, insulating assembly I 100, comprising: fixing glue III 26, heat-insulated guide pipe II 27
With fixing glue IV 28.Wherein: fixing glue III 26 is located in cavity area VI 2302, the horizonal base plate with insulated lining component II 22
Vertical welding is fixed, with the fixed heat-shielding net packet cotton being filled in cavity area VI 2302；Heat-insulated guide pipe II 27 is located at cavity
In region VI 2302, fixed with the side vertical welding of insulating assembly II 200；Fixing glue IV 28 is located at cavity area VII 2303
It is interior, it is fixed with heat-insulated II 27 vertical welding of guide pipe, with the fixed heat-shielding net packet cotton being filled in cavity area VII 2303.
In the preferred embodiment of the present invention, insulating assembly I 100, further includes: hexsteel II 29, fire resisting pouring material II
30, the dust-proof heat-insulated retaining ring II 31 in one or more ends and fixing clamp II 32.Wherein: hexsteel II 29 is welded on insulated lining group
The inside of part II 22, fire resisting pouring material II 30 are cast in the cavity between hexsteel II 29 and insulated lining component II 22；Gu
The tail portion of insulated lining component II 22, the side close to expansion joint II 24 is arranged in clamp II 32, and one or more ends are dust-proof
Heat-insulated retaining ring II 31 is fixed by fixing clamp II 32.Wherein, fixing clamp II 32 may include: unidirectional fixing clamp and twin fixed guide-vane
Folder, can be selected according to the expansion joint direction of motion and situation.
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 above, optimal specific embodiment only of the invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
The content that description in the present invention is not described in detail belongs to the well-known technique of professional and technical personnel in the field.
Claims (10)
1. a kind of high temperature high voltage resistant flexibility heat insulation structural characterized by comprising insulating assembly I (100), insulating assembly II
(200) and insulating assembly III (300)；Wherein, insulating assembly I (100) and insulating assembly III (300) are symmetrical member, are symmetrical arranged
In the left and right sides of insulating assembly II (200)；
Insulating assembly II (200), comprising: intermediate tube I (1), big ring flat-plate I (2), pipe nipple I (3), balance bellows (4), termination
Pipe II (5), big ring flat-plate II (6), intermediate tube II (7), insulated lining component I (8), thermal insulating filler I (9) and liner plate (45)；
Big ring flat-plate I (2) is vertically welded on intermediate tube I (1), and big ring flat-plate II (6) is vertically welded on intermediate tube II (7), liner plate
(45) it is arranged between intermediate tube I (1) and intermediate tube II (7)；
Pipe nipple I (3) is vertically welded on big ring flat-plate I (2), and pipe nipple II (5) is vertically welded on big ring flat-plate II (6)；
The both ends of balance bellows (4) are connect with pipe nipple I (3) and pipe nipple II (5) respectively；
Insulated lining component I (8) setting is below pipe nipple I (3)；
The side of insulating assembly III (300), intermediate tube II (7), big ring flat-plate II (6), pipe nipple II (5), balance bellows (4),
Pipe nipple I (3), big ring flat-plate I (2), intermediate tube I (1) and insulated lining component I (8) form a cavity I (10)；Wherein, described
There is an expansion joint I (11) on cavity I (10)；
Thermal insulating filler I (9) is filled in cavity I (10).
2. high temperature high voltage resistant flexibility heat insulation structural according to claim 1, which is characterized in that cavity I (10), comprising: empty
Cavity region I (1001), cavity area II (1002), cavity area III (1003) and cavity area IV (1004)；Thermal insulating filler I
(9), comprising: alumina silicate cotton blanket and heat-shielding net packet cotton；
Cavity area I (1001) is to balance the positive wave inner cavity of bellows (4)；
Cavity area II (1002) is located at below cavity area I (1001)；
Cavity area III (1003) is located at below cavity area II (1002), using plane where intermediate tube I (1) as line of demarcation；
Cavity area IV (1004) is located in cavity area III (1003)；
Alumina silicate cotton blanket is filled in cavity area I (1001), successively filled in cavity area II (1002) alumina silicate cotton blanket and every
Stuffed heat insulated net packet cotton in heat supply network packet cotton, cavity area III (1003) and cavity area IV (1004).
3. high temperature high voltage resistant flexibility heat insulation structural according to claim 2, which is characterized in that cavity area IV (1004) position
In the upper right side of cavity area III (1003), cavity area IV (1004) meets following condition:
The length of (7) intermediate tube II is completely covered in the heat-shielding net Bao Mianxu being filled in cavity area IV (1004), and at least super
100mm out.
4. high temperature high voltage resistant flexibility heat insulation structural according to claim 2, which is characterized in that insulating assembly II (200), also
It include: multiple fixing glues I (12), heat-insulated guide pipe I (13) and multiple fixing glue II (14)；
Multiple fixing glues I (12) are located in cavity area III (1003), are arranged at equal intervals, the level with insulated lining component I (8)
Bottom plate vertical welding is fixed, with the fixed heat-shielding net packet cotton being filled in cavity area III (1003)；
Heat-insulated guide pipe I (13) is horizontally set in cavity area III (1003), the side vertical welding with insulating assembly III (300)
Connect fixation；
Multiple fixing glue II (14) are located in cavity area IV (1004), are arranged at equal intervals, with heat-insulated guide pipe I (13) vertical welding
Fixation is connect, with the fixed heat-shielding net packet cotton being filled in cavity area IV (1004).
5. high temperature high voltage resistant flexibility heat insulation structural according to claim 1, which is characterized in that insulating assembly II (200), also
It include: hexsteel I (15), fire resisting pouring material I (16), the dust-proof heat-insulated retaining ring I (17) in one or more ends and fixing clamp I
(18)；
Hexsteel I (15) is welded on the inside of insulated lining component I (8), and fire resisting pouring material I (16) is cast in hexsteel I (15)
In cavity between insulated lining component I (8)；
The tail portion in insulated lining component I (8), the side close to expansion joint I (11) is arranged in fixing clamp I (18), one or more
The dust-proof heat-insulated retaining ring I (17) in end is fixed by fixing clamp I (18)；Wherein, fixing clamp I (18), comprising: unidirectional fixing clamp and double
To fixing clamp.
6. elasticity high temperature resistant heat insulation structure according to claim 1, which is characterized in that insulating assembly I (100), comprising: end
Adapter tube III (19), work bellows (20), pipe nipple IV (21), insulated lining component II (22) and thermal insulating filler II (25)；
The both ends of work bellows (20) are connect with pipe nipple III (19) and pipe nipple IV (21) respectively；
Side, pipe nipple IV (21), work bellows (20), pipe nipple III (19) and the insulated lining of insulating assembly II (200)
Component II (22) forms a cavity II (23)；Wherein, there is an expansion joint II (24) on the cavity II (23)；
Thermal insulating filler II (25) is filled in cavity II (23).
7. elasticity high temperature resistant heat insulation structure according to claim 6, which is characterized in that cavity II (23), comprising: cavity zone
Domain V (2301), cavity area VI (2302) and cavity area VII (2303)；
Cavity area V (2301) is the positive wave inner cavity of work bellows (20)；
Cavity area VI (2302) is located at below cavity area V (2301)；
Cavity area VII (2303) is located in cavity area VI (2302)；
Alumina silicate cotton blanket, filling in cavity area VI (2302) and cavity area VII (2303) are filled in cavity area V (2301)
Heat-shielding net packet cotton.
8. elasticity high temperature resistant heat insulation structure according to claim 6, which is characterized in that insulating assembly I (100), comprising: Gu
Surely III (26), heat-insulated guide pipe II (27) and fixing glue IV (28) are followed closely；
Fixing glue III (26) is located in cavity area VI (2302), the horizonal base plate vertical welding with insulated lining component II (22)
It is fixed, with the fixed heat-shielding net packet cotton being filled in cavity area VI (2302)；
Heat-insulated guide pipe II (27) is located in cavity area VI (2302), solid with the side vertical welding of insulating assembly II (200)
It is fixed；
Fixing glue IV (28) is located in cavity area VII (2303), fixes with heat-insulated guide pipe II (27) vertical welding, with fixation
The heat-shielding net packet cotton being filled in cavity area VII (2303).
9. high temperature high voltage resistant flexibility heat insulation structural according to claim 6, which is characterized in that insulating assembly I (100), also
It include: hexsteel II (29), fire resisting pouring material II (30), the dust-proof heat-insulated retaining ring II (31) in one or more ends and fixing clamp II
(32)；
Hexsteel II (29) is welded on the inside of insulated lining component II (22), and fire resisting pouring material II (30) is cast in hexsteel II
(29) in the cavity between insulated lining component II (22)；
Fixing clamp II (32) be arranged insulated lining component II (22) tail portion, close to expansion joint II (24) side, one or
Multiple dust-proof heat-insulated retaining rings II (31) in end are fixed by fixing clamp II (32)；Wherein, fixing clamp II (32), comprising: unidirectional solid
Clamp and twin fixed guide-vane folder.
10. a kind of expansion joint based on high temperature high voltage resistant flexibility heat insulation structural characterized by comprising elastic high temperature resistant heat insulation
Structure, end plate I (33), vertical plate I (34), hinge plate I (35), hinge plate II (36), rectangular cardo ring I (37), pin shaft I (38),
End plate II (39), vertical plate II (40), flap III (41), flap IV (42), rectangular cardo ring II (43) and pin shaft II (44)；
Elastic high temperature resistant heat insulation structure, comprising: insulating assembly I (100), insulating assembly II (200), insulating assembly III (300)；Its
In, insulating assembly I (100) and insulating assembly III (300) they are symmetrical member, are symmetricly set on the left and right two of insulating assembly II (200)
Side；Insulating assembly II (200), comprising: intermediate tube I (1), big ring flat-plate I (2), pipe nipple I (3), balance bellows (4), pipe nipple
II (5), big ring flat-plate II (6), intermediate tube II (7), insulated lining component I (8), thermal insulating filler I (9) and with liner plate (45)；Greatly
Ring flat-plate I (2) is vertically welded on intermediate tube I (1), and big ring flat-plate II (6) is vertically welded on intermediate tube II (7), and liner plate (45) is set
It sets between intermediate tube I (1) and intermediate tube II (7)；Pipe nipple I (3) is vertically welded on big ring flat-plate I (2), pipe nipple II (5)
It is vertically welded on big ring flat-plate II (6)；The both ends of balance bellows (4) are connect with pipe nipple I (3) and pipe nipple II (5) respectively；
Insulated lining component I (8) setting is below pipe nipple I (3)；The side of insulating assembly III (300), intermediate tube II (7), big ring flat-plate
II (6), pipe nipple II (5), balance bellows (4), pipe nipple I (3), big ring flat-plate I (2), intermediate tube I (1) and insulated lining group
Part I (8) forms a cavity I (10)；Wherein, there is an expansion joint I (11) on the cavity I (10)；It is filled in cavity I (10)
Thermal insulating filler I (9)；
End plate I (33) and vertical plate I (34) are weldingly fixed on insulating assembly II (200)；Hinge plate I (35) and hinge plate II (36)
It is arranged in parallel, one end of hinge plate I (35) and the one end of hinge plate II (36) are welded with end plate I (33) respectively；Hinge plate I (35)
The other end, hinge plate II (36) the other end and rectangular cardo ring I (37) pass through pin shaft I (38) connect；
End plate II (39) and vertical plate II (40) are weldingly fixed on insulating assembly III (300)；Flap III (41) and flap IV
(42) it is arranged in parallel, one end of flap III (41) and one end of flap IV (42) are welded with end plate II (39) respectively；Hinge
The other end of plate III (41), the other end of flap IV (42) and rectangular cardo ring II (43) are connected by pin shaft II (44).
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| CN201910080064.XA CN109751472B (en) | 2019-01-28 | 2019-01-28 | High-temperature-resistant high-pressure-resistant flexible heat insulation structure and expansion joint |
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| CN109751472B CN109751472B (en) | 2024-03-15 |
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