CN209604765U - A kind of detachable heat insulating block of integrated electric heating function - Google Patents
A kind of detachable heat insulating block of integrated electric heating function Download PDFInfo
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- CN209604765U CN209604765U CN201920030611.9U CN201920030611U CN209604765U CN 209604765 U CN209604765 U CN 209604765U CN 201920030611 U CN201920030611 U CN 201920030611U CN 209604765 U CN209604765 U CN 209604765U
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- muff
- heat insulating
- electric heating
- insulating block
- sodium channel
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Abstract
The utility model belongs to reactor and relates to sodium heat preservation technology field, more particularly to a kind of detachable heat insulating block of integrated electric heating function, the heat preservation and heat tracing for relating to sodium channel (10) for sodium-cooled fast reactor, including resistant to high temperature, soft and dismountable muff (4), soft inner thermal insulating layer in muff (4) is set, it is arranged towards the electric heating wire (7) on the muff lower surface (6) for relating to sodium channel (10), what is be arranged on muff upper surface (5) is used to connect the quick coupling (1) of power supply, the both ends of electric heating wire (7), which penetrate in muff (4) and are connected to quick coupling (1), obtains power supply；Heat insulating block can be bent, and several pieces of heat insulating blocks can connect, and be covered on the outer surface for relating to sodium channel (10) with relating to the outer surface radian of sodium channel (10).The utility model has the features such as structure is simple, easy to install and use, heat insulation effect is good, easy to maintain, at low cost.
Description
Technical field
The utility model belongs to reactor and relates to sodium heat preservation technology field, and in particular to a kind of integrated electric heating function it is removable
Unload formula heat insulating block.
Background technique
Currently, having the detachable insulation construction scheme using stainless steel casing in the cooling fast reactor application of metal, but adopting
With stainless steel casing, on the one hand increase the total weight of attemperator, system pipeline mechanics is designed and proposes requirements at the higher level, also to peace
Dress maintenance generates certain adverse effect；On the other hand, using stainless steel material as main body supporting structure, heat bridge phenomenon is bright
It is aobvious, it leaks heat seriously, is not suitable for higher temperature or the higher scene of thermal requirements.
In the cooling fast reactor of forth generation metal, coolant uses liquid metal material, such as: sodium, lead, lead bismuth alloy and sodium potassium
The transmission medium as system thermal such as alloy, liquid metal usually have relatively high fusing point, at room temperature, occur solidifying
Gu, it usually needs electric heat tracing device is added to pipeline, equipment, guarantees system temperature, prevents under certain operating conditions, liquid metal is cold
But agent solidifies.Routine electric tracing scheme is to be separately provided at present, is unfavorable for improving construction and installation efficiency, is also unfavorable for the later period
Repair and maintenance；And the electric tracing scheme integrated with stainless steel detachable heat-insulation structure, it is limited to the limitation of hard heat-insulated shell, electricity
Heater strip cannot be close to need heating equipment pipe surface, and heating cannot reach optimum efficiency, be badly in need of a kind of integrated efficient electric heating
Detachable heat-insulation scheme.
Utility model content
The utility model aim be solve fast reactor relate to sodium channel, electric heating wire component and soft detachable guarantor in device systems
The integration problem of warm construction module.It is poor by the hard heat-insulated shell heat insulation effect of soft detachable heat-insulation Analysis of Nested Design solution, it is uncomfortable
The problem of for high-temperature service heat preservation, secondly, passing through the combination of electric heating wire and soft detachable thermal-insulating scheme, improve hard
The problem of protecting structure limitation electric heating wire heating effect, while installation and later can be simplified by modularized design
Maintenance activity reduces overall cost, improves overall economic efficiency.
To achieve the above objectives, the technical solution adopted in the utility model is a kind of the detachable of integrated electric heating function
Heat insulating block, the heat preservation and heat tracing for relating to sodium channel for sodium-cooled fast reactor, wherein including resistant to high temperature, soft and dismountable
The soft inner thermal insulating layer in the muff is arranged in muff, is arranged in towards the muff following table for relating to sodium channel
Electric heating wire on face, be arranged on muff upper surface for connecting the quick coupling of power supply, the two of the electric heating wire
End, which penetrates in the muff and is connected to the quick coupling, obtains power supply；The heat insulating block can be bent, described in several pieces
Heat insulating block can connect, and be covered on described relate on the outer surface of sodium channel with the outer surface radian for relating to sodium channel.
Further, the muff is made of soft heat-resistant fireproof silica gel cloth and high-temperature steel silk screen, the resistance to height
Outer layer of the warm flame retardant silica gel cloth as the muff, the high-temperature steel silk screen sewing is in the soft cloth of the high temperature resistant
Face；The high-temperature-resistant steel wire net have it is each to scalability, woven by superhigh temperature resistant stainless steel wire；The heat-resistant fireproof
Every place corner that silica gel cloth is connected with the high-temperature steel silk screen uses high-temperature-resistant steel wire sewer.
Further, the inner thermal insulating layer is made of one or more layers thermal insulation material as needed；The thermal insulation material is one
Kind is a variety of, including high temperature resistant high silica fiber Nomex, nanoporous aerogel felt, alumina silicate blanket, fiberglass needled mat.
Further, the electric heating wire includes bringing-up section and cold end two parts, and the bringing-up section passes through stainless steel metal wire
It is fixed on the muff lower surface with the second steel nail, the cold end passes through the inner thermal insulating layer and the muff upper surface
It is connected with the quick coupling, the both ends of the bringing-up section of the electric heating wire penetrate the muff lower surface connection electricity and add
The cold end of heated filament, so that the two poles of the earth of the electric heating wire are connected with the quick coupling.
Further, the bringing-up section selects twin-core armouring electric heating wire, in bringing-up section end that the twin-core armouring is electric
Two cores of heater strip connect.
Further, 5 hole connectors are selected in the quick coupling, and two of them jack connects the electric heating wire, as its confession
Electric jack；The jack that one jack is protected as ground wire needed for the entire heat insulating block；Along capped on the heat insulating block
Two quick couplings are arranged in the axial alignment for relating to sodium channel, around two pieces for relating to sodium channel circumferential direction and being correspondingly connected with
The quick coupling on the heat insulating block is arranged close to the same overlapping the slot；Two on each heat insulating block are described quick
The route of the same position of connector is connected, convenient for the connection of external cabling.
Further, further include several the first steel nails being threaded through by the muff upper surface in the muff, use
The inner thermal insulating layer in the fixation muff；The muff upper surface is additionally provided with connection velcro, fast lock tight beam
Band and lock with the adjacent heat insulating block for being connected with each other.
The utility model has the beneficial effects that:
1. the utility model has simple and reasonable for structure, easy to install and use, insulation construction optimization, easy to maintain, can be real
The features such as existing superhigh temperature heat insulation function.
2. the heat preservation demand of superhigh temperature equipment can be fully met.
3. being most reasonably thinned the thickness of heat insulating block while meeting heat insulation effect requirement, economy o is improved
4. the table of pipeline can be fitted tightly over according to the surface radian of pipeline due to heat insulating block generally flexible structure
Face, therefore electric heating wire can be adjacent to pipeline, heating effect is greatly improved.
5. heat insulating block can be individually prefabricated in advance, thermal insulation material is coated with high-temperature-resistant cloth in workshop, reduces and installs originally
A large amount of dust in the process improves installation environment.
Detailed description of the invention
Fig. 1 is a kind of detachable heat insulating block of integrated electric heating function described in specific embodiment of the present invention
Schematic diagram；
Fig. 2 is a kind of detachable heat insulating block of integrated electric heating function described in specific embodiment of the present invention
Bottom view；
It is partially schematic that Fig. 3 is that electric heating wire described in specific embodiment of the present invention is installed on heat insulating block
Figure；
Fig. 4 is the schematic diagram of quick coupling described in specific embodiment of the present invention；
Fig. 5 is a kind of detachable heat insulating block of integrated electric heating function described in specific embodiment of the present invention
Circuit connection diagram；
In figure: 1- quick coupling, 2- connection velcro, the first steel nail of 3-, 4- muff, 5- muff upper surface, 6- are protected
Temperature set lower surface, 7- electric heating wire, 8- stainless steel metal wire, the second steel nail of 9-, 10- relate to sodium channel, 11- cable plug, and 12- is tight
Gu nut, 13- elastomeric pad, 14- cable connection storehouse.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
As shown in Figure 1 and Figure 2, the detachable heat insulating block of a kind of integrated electric heating function provided by the utility model, is used for
The heat preservation and heat tracing for relating to sodium channel 10 of sodium-cooled fast reactor, wherein including muff 4 resistant to high temperature, soft, dismountable, if
The soft inner thermal insulating layer in muff 4 is set, is arranged in towards the electric heating wire on the muff lower surface 6 for relating to sodium channel 10
7, the quick coupling 1 for being used to connect power supply on muff upper surface 5 is set, and the both ends of electric heating wire 7 are worn in people's muff 4
And it is connected to quick coupling 1 and obtains power supply；Heat insulating block can be bent, and several pieces of heat insulating blocks can connect, to relate to sodium channel
10 outer surface radian is covered on the outer surface for relating to sodium channel 10.It further include being threaded through in muff 4 by muff upper surface 5
Several the first steel nails 3 (being followed closely for example, by using high temperature resistant stainless steel ingot), the inner thermal insulating layer for fixing in muff 4 prevents
Only inner thermal insulating layer is displaced；Muff upper surface 5 is additionally provided with connection velcro 2, quick locking band and lock, is used for and phase
Adjacent heat insulating block is connected with each other.There is the adhesive surface that can quickly connect with adjacent heat insulating block on the two sides of connection velcro 2, protects
Warm block is reached by being securely connected after the lock locking on quick locking band and adjacent heat insulating block with adjacent heat insulating block
Fast assembling-disassembling function, and can be repeated several times use.
Muff 4 is made of soft heat-resistant fireproof silica gel cloth and high-temperature steel silk screen, and heat-resistant fireproof silica gel cloth is made
For the outer layer of muff 4, high-temperature steel silk screen is sewed inside the soft cloth of high temperature resistant；High-temperature-resistant steel wire net has each Xiang Keshen
Contracting is woven by superhigh temperature resistant stainless steel wire；Every place corner that heat-resistant fireproof silica gel cloth is connected with high-temperature steel silk screen
Using high-temperature-resistant steel wire sewer.
Inner thermal insulating layer is made of one or more layers thermal insulation material as needed；Thermal insulation material can be one or more, packet
Include high temperature resistant high silica fiber Nomex, nanoporous aerogel felt, alumina silicate blanket, fiberglass needled mat.According to application environment
The variation of temperature, adjustable thermal insulation material type and the thermal insulation material number of plies.
When constituting insulating layer using above-mentioned four kinds of materials, can be arranged as follows:
Innermost layer (i.e. near relate to one layer of sodium channel 10) is with good heat-insulating property, can bear 1300 DEG C in short term
High temperature may operate under 1000 DEG C of environment the high temperature resistant high silica fiber Nomex that can still have good thermo-insulation properties for a long time, this
Layer material can bear superhigh temperature equipment surface temperature and reduce it to a certain degree；
Secondary internal layer is with fabulous heat-insulating property, the nanoporous aerogel that can be run under 800 DEG C of environment for a long time, this layer of pole
Temperature can be greatly reduced for good heat-insulating property, be conducive to that integral heat insulation thickness is thinned；
Secondary outer layer is the alumina silicate blanket with good insulation and high temperature resistance, this layer can further decrease temperature,
And there is good economy；
Outermost layer is with good insulation and processability, can cool the temperature to limit value or less and be conducive to muff table
Smooth, the beautiful fiberglass needled mat of face shape.
Electric heating wire 7 includes bringing-up section and cold end two parts, and bringing-up section is solid by stainless steel metal wire 8 and the second steel nail 9
It is scheduled on muff lower surface 6 (see Fig. 3), for directly contacting with relating to sodium channel 10 or relate to sodium equipment, and gives its heating, cold end
It is connected across inner thermal insulating layer and muff upper surface 5 with quick coupling 1, people's muff is worn at the both ends of the bringing-up section of electric heating wire 7
Lower surface 6 connects the cold end of electric heating wire 7, so that the two poles of the earth of electric heating wire 7 are connected with quick coupling 1.Electrically heated row
Cloth direction and mode can change according to the size of insulation caliber and the length of heat insulating block.
Bringing-up section selects twin-core armouring electric heating wire, connects two cores of twin-core armouring electric heating wire in bringing-up section end.
As shown in figure 4, the building block of quick coupling 1 includes: cable plug 11, fastening nut 12, elastomeric pad 13, electricity
Cable wiring bin 14；5 hole connectors are selected in quick coupling 1, and two of them jack connects electric heating wire 7, as it for electric jack；One
The jack that jack is protected as ground wire needed for entire heat insulating block；Along the capped axial alignment for relating to sodium channel 10 on heat insulating block
Two quick couplings 1 are set, around the quick coupling 1 related on two pieces of heat insulating blocks that 10 circumferential direction of sodium channel is correspondingly connected with close to same
A overlapping the slot setting；The route of the same position of two quick coupling 1 on each heat insulating block is connected, convenient for the company of external cabling
It connects.
The utility model can be made by the following method: progress prerequisite inspection first, including design document,
Then material preparation etc. carries out material blanking, cuts out, carry out the label of attachment sewing position on the surface of muff 4, and will be even
Velcro 2, quick locking band and lock sewing are connect in corresponding position；High-temperature steel silk screen is sewn into groove profile as required, and will
Electric heating wire 7 is arranged on the muff lower surface 6 of muff 4 by design requirement, fixed with stainless steel metal wire 8, by four layers
Thermal insulation material is sequentially laid in place, and after correlation is laid through component, the external protection coating for having sewed attachment is covered above, four
It is sewed at a sideline, the first steel nail 3 is finally penetrated into insulating layer in corresponding position, it is appropriate after entire interior outer heat insulation layer
It tenses, turns to fix by head discs afterwards in place, finally connect the components such as the relevant quick coupling 1 of electric heating with electric heating wire 7, and
It is fixed on the muff upper surface 5 of muff 4.
Device described in the utility model is not limited to embodiment described in specific embodiment, those skilled in the art
Technical solution according to the present utility model obtains other embodiments, also belongs to the technological innovation scope of the utility model.
Claims (7)
1. a kind of detachable heat insulating block of integrated electric heating function, the heat preservation for relating to sodium channel (10) and companion for sodium-cooled fast reactor
Heat is arranged soft in the muff (4) it is characterized in that: including resistant to high temperature, soft and dismountable muff (4)
Property inner thermal insulating layer, setting is towards the electric heating wire (7) on the muff lower surface (6) for relating to sodium channel (10), setting
The quick coupling (1) for being used to connect power supply on muff upper surface (5), the both ends of the electric heating wire (7) are worn described in people
In muff (4) and it is connected to the quick coupling (1) acquisition power supply；The heat insulating block can be bent, several pieces of heat preservations
Block can connect, and be covered on the outer surface for relating to sodium channel (10) with the outer surface radian for relating to sodium channel (10)
On.
2. detachable heat insulating block as described in claim 1, it is characterized in that: the muff (4) is hindered by soft high temperature resistant
It fires silica gel cloth and high-temperature steel silk screen is constituted, outer layer of the heat-resistant fireproof silica gel cloth as the muff (4) is described resistance to
High-temperature steel silk screen sews inside the soft cloth of the high temperature resistant；The high-temperature-resistant steel wire net have it is each to scalability, by resistance to
Superhigh temperature stainless steel wire weaves；It adopts every place corner that the heat-resistant fireproof silica gel cloth is connected with the high-temperature steel silk screen
With high-temperature-resistant steel wire sewer.
3. detachable heat insulating block as described in claim 1, it is characterized in that: the inner thermal insulating layer is as needed by one layer or more
Layer thermal insulation material is constituted；The thermal insulation material is one or more, including high temperature resistant high silica fiber Nomex, nanoporous aerogel
Felt, alumina silicate blanket, fiberglass needled mat.
4. detachable heat insulating block as described in claim 1, it is characterized in that: the electric heating wire (7) includes bringing-up section and cold
Two parts are held, the bringing-up section is fixed on the muff lower surface (6) by stainless steel metal wire (8) and the second steel nail (9)
On, the cold end passes through the inner thermal insulating layer and the muff upper surface (5) is connected with the quick coupling (1), the electricity
The both ends of the bringing-up section of heater strip (7) penetrate the cold end that the muff lower surface (6) connects the electric heating wire (7), thus
So that the two poles of the earth of the electric heating wire (7) are connected with the quick coupling (1).
5. detachable heat insulating block as claimed in claim 4, it is characterized in that: the bringing-up section selects the electric heating of twin-core armouring
Silk connects two cores of the twin-core armouring electric heating wire in bringing-up section end.
6. detachable heat insulating block as described in claim 1, it is characterized in that: 5 hole connectors are selected in the quick coupling (1),
In two jacks connect the electric heating wires (7), as it for electric jack；One jack is as needed for the entire heat insulating block
The jack of ground wire protection；Related to described in capped on the heat insulating block sodium channel (10) axial alignment be arranged two it is described fast
Quick coupling (1), around the quick coupling (1) related on the circumferential two pieces of heat insulating blocks being correspondingly connected with of sodium channel (10)
It is arranged close to the same overlapping the slot；The route phase of the same position of two quick couplings (1) on each heat insulating block
Even, convenient for the connection of external cabling.
7. detachable heat insulating block as described in claim 1, it is characterized in that: further including being worn by the muff upper surface (5)
Several the first steel nails (3) being located in the muff (4), the inner thermal insulating layer for fixing in the muff (4)；
The muff upper surface (5) is additionally provided with connection velcro (2), quick locking band and lock, for the adjacent guarantor
Warm block is connected with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920030611.9U CN209604765U (en) | 2019-01-09 | 2019-01-09 | A kind of detachable heat insulating block of integrated electric heating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920030611.9U CN209604765U (en) | 2019-01-09 | 2019-01-09 | A kind of detachable heat insulating block of integrated electric heating function |
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| Publication Number | Publication Date |
|---|---|
| CN209604765U true CN209604765U (en) | 2019-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920030611.9U Active CN209604765U (en) | 2019-01-09 | 2019-01-09 | A kind of detachable heat insulating block of integrated electric heating function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990168A (en) * | 2019-01-09 | 2019-07-09 | 中国原子能科学研究院 | A kind of detachable heat insulating block of integrated electric heating function |
| CN115092547A (en) * | 2022-05-30 | 2022-09-23 | 华能嘉祥发电有限公司 | Rain-proof snow heat preservation software housing convenient to dismouting |
-
2019
- 2019-01-09 CN CN201920030611.9U patent/CN209604765U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990168A (en) * | 2019-01-09 | 2019-07-09 | 中国原子能科学研究院 | A kind of detachable heat insulating block of integrated electric heating function |
| CN115092547A (en) * | 2022-05-30 | 2022-09-23 | 华能嘉祥发电有限公司 | Rain-proof snow heat preservation software housing convenient to dismouting |
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