CN209278732U - The insulation construction of high temperature and high pressure steam pipeline - Google Patents
The insulation construction of high temperature and high pressure steam pipeline Download PDFInfo
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- CN209278732U CN209278732U CN201822109085.3U CN201822109085U CN209278732U CN 209278732 U CN209278732 U CN 209278732U CN 201822109085 U CN201822109085 U CN 201822109085U CN 209278732 U CN209278732 U CN 209278732U
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Abstract
The utility model discloses a kind of insulation constructions of high temperature and high pressure steam pipeline, muff monomer including several segmentation connections, each muff monomer both ends are equipped with a pair of of connection lifting lug, and the junction of adjacent muff monomer is equipped with the heat absorbing ring of cladding connection lifting lug；The muff monomer includes the first soft thermal insulation layer set gradually from the inside to the outside, the first hard heat-insulated layer, the second soft thermal insulation layer and the second hard heat-insulated layer, and the first soft thermal insulation layer is the double helix winding arrangement of ceramic fibre line and glass wire on jet chimney；The heat absorbing ring includes two hemizonids interconnected, and the joint face of two hemizonids is equipped with mutually matched sawtooth.The utility model has the advantages that heat insulation effect is good, insulation construction connecting portion heat storage performance is good, long service life.
Description
Technical field
The utility model relates to a kind of heat insulation structure, especially a kind of insulation construction of high temperature and high pressure steam pipeline.
Background technique
There is the pipelines of a large amount of conveying high temperature and high pressure steam in steam power plant, if do not carried out to these steam lines
Effective heat preservation, then the jet chimney of high temperature and pressure is easy scald staff, can also because of great heat loss caused by heat release,
Arrange that one of muff is the standard configuration of current jet chimney outside jet chimney, traditional technique generallys use soft heat-insulating material
Or high temperature resistant cement is thermally shielded heat preservation to pipeline, the former matter of both modes is soft, and structural strength is not high, imitates to the protection of pipeline
Fruit is not good enough, although the latter intensity is high, can not effectively extraction duct because bring size of expanding with heat and contract with cold it is poor, internal pipeline is easy
Cracking gas leakage, and the heat insulation effect of both modes is also general, the connecting portion of muff is especially shown, due to steam pipe
The length in road is generally larger, and muff is also required to segmentation installation, and existing muff be easy to cause heat loss each section of junction,
It can be become larger using rear heat loss area for a long time, the heat insulation effect of muff can also gradually decrease.Therefore, existing pipe insulation
Structure has that heat insulation effect is poor, connecting portion of insulation construction be easy to cause heat loss, service life short.
Utility model content
The purpose of the utility model is to provide a kind of insulation constructions of high temperature and high pressure steam pipeline.It has heat preservation effect
The advantages of fruit is good, insulation construction connecting portion heat storage performance is good, long service life.
The technical solution of the utility model includes: the insulation construction of high temperature and high pressure steam pipeline, including several segmentation connections
Muff monomer, each muff monomer both ends are equipped with a pair of of connection lifting lug, and the junction of adjacent muff monomer is equipped with packet
Cover the heat absorbing ring of connection lifting lug；The muff monomer includes the first soft thermal insulation layer set gradually from the inside to the outside, first hard
Vacuum layer, the second soft thermal insulation layer and the second hard heat-insulated layer, the first soft thermal insulation layer are ceramic fibre line and glass fibre
Double helix winding arrangement of the line on jet chimney；The heat absorbing ring includes two hemizonids interconnected, two hemizonids
Joint face be equipped with mutually matched sawtooth.
In the insulation construction of high temperature and high pressure steam pipeline above-mentioned, through velcro between two hemizonids of the heat absorbing ring
It is fixedly connected.
In the insulation construction of high temperature and high pressure steam pipeline above-mentioned, the first hard heat-insulated layer is the iron wire of two-layer laminate
Net.
In the insulation construction of high temperature and high pressure steam pipeline above-mentioned, the appearance of the connection lifting lug and the second hard heat-insulated layer
Face is integral type welding structure.
In the insulation construction of high temperature and high pressure steam pipeline above-mentioned, the inner surface of the hemizonid is equipped with skid resistance strip.
In the insulation construction of high temperature and high pressure steam pipeline above-mentioned, the connection lifting lug is equipped with threaded hole, adjacent heat preservation
Two connection lifting lugs of set monomer are connected through bolt.
Compared with prior art, the utility model is the structure of several segments muff monomer connection, every section of muff monomer
Both ends are equipped with connection lifting lug, and mating connection of the two adjacent muff monomers through bolt and connection lifting lug, there is cladding in junction
The heat absorbing ring for connecting lifting lug, solves the easy heat loss of connecting portion, heat absorbing ring is specially that two hemizonid velcro connect
Structure is easily installed and dismantles, and the joint face of two hemizonids is equipped with mutually matched sawtooth, improves bite force, makes heat absorbing ring
Connection it is more stable, the inner surface of hemizonid is equipped with skid resistance strip, and cooperation makes heat absorbing ring will not to coat the structure of connection lifting lug
It horizontally slips, is completely embedded in the junction of muff monomer, keep accumulation of heat effect of the insulation construction at connecting portion good, improve
The service life and heat insulation effect of total body；Muff monomer is specially four-layer structure, interior to being successively first soft outside
Insulating layer, the first hard heat-insulated layer, the second soft thermal insulation layer and the second hard heat-insulated layer, soft thermal insulation layer play heat preservation and absorption
Jet chimney expands bring change in size, and hard heat-insulated layer cooperates soft thermal insulation layer, plays heat preservation and increases structural strength
Effect, can also for connection lifting lug fixation support force be provided, and two kinds of insulating layers are respectively provided with two layers and be spaced be arranged can be big
It is big to improve heat insulation effect.
In addition, the first soft thermal insulation layer is that the double helix of ceramic fibre line and glass wire on jet chimney winds knot
Structure, two kinds of wire bodies all have good heat insulation effect, and auxiliary makes entire insulating layer have both lightweight and corrosion-resistant mutually
Advantage；First hard heat-insulated layer is the wire netting of two-layer laminate, increases structural strength.
To sum up, the utility model is with heat insulation effect is good, insulation construction connecting portion heat storage performance is good, long service life
The advantages of.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the lateral plan of the utility model；
Fig. 3 is the structural schematic diagram of muff monomer.
The label in accompanying drawing is: 1- muff monomer, 2- connection lifting lug, 3- heat absorbing ring, the first soft thermal insulation layer of 11-, 12-
First hard heat-insulated layer, the second soft thermal insulation layer of 13-, the hard heat-insulated layer of 14- second, 31- hemizonid, 32- velcro.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment: the insulation construction of high temperature and high pressure steam pipeline, structure is as shown in Figure 1 to Figure 3, including several segmentations connect
The muff monomer 1 connect, each 1 both ends of muff monomer are equipped with a pair of of connection lifting lug 2, the connection of adjacent muff monomer 1
Place is equipped with the heat absorbing ring 3 of cladding connection lifting lug 2；The muff monomer 1 includes the first soft guarantor set gradually from the inside to the outside
Warm layer 11, the first hard heat-insulated layer 12, the second soft thermal insulation layer 13 and the second hard heat-insulated layer 14, the first soft thermal insulation layer 11 are
The double helix winding arrangement of ceramic fibre line and glass wire on jet chimney；The heat absorbing ring 3 includes two and mutually interconnects
The joint face of the hemizonid 31 connect, two hemizonids 31 is equipped with mutually matched sawtooth.
It is fixedly connected between two hemizonids 31 of the heat absorbing ring 3 through velcro 32.
The first hard heat-insulated layer 12 is the wire netting of two-layer laminate.
The outer surface of the connection lifting lug 2 and the second hard heat-insulated layer 14 is integral type welding structure, does not have to scene and carries out
The fixation of lifting lug 2 is connected, and adjacent two pairs of connections lifting lug 2 can more rapidly, be accurately aligned.
The inner surface of the hemizonid 31 is equipped with skid resistance strip.
The connection lifting lug 2 is equipped with threaded hole, and two connection lifting lugs 2 of adjacent muff monomer 1 are connected through bolt,
Nut can be increased depending on connection keeps its connection more stable.
The heat absorbing ring 3 is elastic heat preserving material, is equipped at cladding connection lifting lug 2 and connect 2 shape of lifting lug and match
Indent.
Second soft thermal insulation layer 13 is using high temperature glass wool as the lamina reticularis of raw material or nano silica airsetting
Rubber mat.
The second hard heat-insulated layer 14 is galvanized iron cortex.
There is heat absorbing ring 3 in the junction of the utility model adjacent segment muff monomer 1, solves the easy heat loss of connecting portion,
Heat absorbing ring 3 is specially the structure that two hemizonids 31 are connected with velcro 32, is easily installed and dismantles, the company of two hemizonids 31
Junction is equipped with mutually matched sawtooth, improves bite force, keeps the connection of heat absorbing ring 3 more stable, the inner surface of hemizonid 31 is equipped with
Skid resistance strip, cooperation connect the structure of lifting lug 2 to coat, and keep heat absorbing ring 3 sliding in junction of muff monomer 1 or so
It is dynamic；Muff monomer 1 is specially four-layer structure, interior to being successively the first soft thermal insulation layer 11, the first hard heat-insulated layer 12, the outside
Two soft thermal insulation layers 13 and the second hard heat-insulated layer 14, soft thermal insulation layer play heat preservation and absorb jet chimney expansion bring ruler
Very little variation, hard heat-insulated layer play the role of heat preservation and increase structural strength, and the second hard heat-insulated layer 14 is to connect consolidating for lifting lug 2
Support force is provided surely；First soft thermal insulation layer 11 is the double helix winding of ceramic fibre line and glass wire on jet chimney
Structure, the advantages of having both lightweight and anti-corrosion, the first hard heat-insulated layer 12 are the wire netting of two-layer laminate, and good toughness steams inside
The protecting effect in steam pipe road is good.
Claims (6)
1. the insulation construction of high temperature and high pressure steam pipeline, it is characterised in that: the muff monomer including several segmentation connections
(1), each muff monomer (1) both ends are equipped with a pair of of connection lifting lug (2), and the junction of adjacent muff monomer (1) is equipped with
The heat absorbing ring (3) of cladding connection lifting lug (2)；The muff monomer (1) includes the first soft guarantor set gradually from the inside to the outside
Warm layer (11), the first hard heat-insulated layer (12), the second soft thermal insulation layer (13) and the second hard heat-insulated layer (14), the first soft guarantor
Warm layer (11) is the double helix winding arrangement of ceramic fibre line and glass wire on jet chimney；Heat absorbing ring (3) packet
Two hemizonids (31) interconnected are included, the joint face of two hemizonids (31) is equipped with mutually matched sawtooth.
2. the insulation construction of high temperature and high pressure steam pipeline according to claim 1, it is characterised in that: the heat absorbing ring (3)
Two hemizonids (31) between be fixedly connected through velcro (32).
3. the insulation construction of high temperature and high pressure steam pipeline according to claim 1, it is characterised in that: first hard is protected
Warm layer (12) is the wire netting of two-layer laminate.
4. the insulation construction of high temperature and high pressure steam pipeline according to claim 1, it is characterised in that: the connection lifting lug
It (2) is integral type welding structure with the outer surface of the second hard heat-insulated layer (14).
5. the insulation construction of high temperature and high pressure steam pipeline according to claim 1, it is characterised in that: the hemizonid (31)
Inner surface be equipped with skid resistance strip.
6. the insulation construction of high temperature and high pressure steam pipeline according to claim 1, it is characterised in that: the connection lifting lug
(2) it is equipped with threaded hole, two connection lifting lugs (2) of adjacent muff monomer (1) are connected through bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822109085.3U CN209278732U (en) | 2018-12-14 | 2018-12-14 | The insulation construction of high temperature and high pressure steam pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822109085.3U CN209278732U (en) | 2018-12-14 | 2018-12-14 | The insulation construction of high temperature and high pressure steam pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN209278732U true CN209278732U (en) | 2019-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822109085.3U Active CN209278732U (en) | 2018-12-14 | 2018-12-14 | The insulation construction of high temperature and high pressure steam pipeline |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165646A (en) * | 2021-12-14 | 2022-03-11 | 中国轻工业成都设计工程有限公司 | Thermal expansion self-balancing structure of lower pipeline of hanging bracket |
| CN114484080A (en) * | 2020-12-18 | 2022-05-13 | 新疆零碳节能科技有限公司 | Soft-hard combined prefabricated steam overhead heat-insulating pipe with fixing layer |
-
2018
- 2018-12-14 CN CN201822109085.3U patent/CN209278732U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114484080A (en) * | 2020-12-18 | 2022-05-13 | 新疆零碳节能科技有限公司 | Soft-hard combined prefabricated steam overhead heat-insulating pipe with fixing layer |
| CN114542807A (en) * | 2020-12-18 | 2022-05-27 | 新疆零碳节能科技有限公司 | Soft and hard combined prefabricated steam overhead heat-insulating pipe with isolation layer and filling layer |
| CN114542807B (en) * | 2020-12-18 | 2023-10-27 | 新疆零碳节能科技有限公司 | Soft and hard combined prefabricated steam overhead heat insulation pipe with isolation layer and filling layer |
| CN114484080B (en) * | 2020-12-18 | 2023-11-07 | 新疆零碳节能科技有限公司 | Soft and hard combined prefabricated steam overhead heat-insulating pipe with fixed layer |
| CN114165646A (en) * | 2021-12-14 | 2022-03-11 | 中国轻工业成都设计工程有限公司 | Thermal expansion self-balancing structure of lower pipeline of hanging bracket |
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