CN206271429U - A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell - Google Patents
A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell Download PDFInfo
- Publication number
- CN206271429U CN206271429U CN201621198804.8U CN201621198804U CN206271429U CN 206271429 U CN206271429 U CN 206271429U CN 201621198804 U CN201621198804 U CN 201621198804U CN 206271429 U CN206271429 U CN 206271429U
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- heat exchanger
- girder steel
- power plant
- nuclear power
- containment shell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell, including support frame, lower frame, vertical girder steel and upper frame；The upper frame is connected with the lower frame by vertical girder steel, and heat exchanger installation portion is formed between the upper frame and lower frame；The height of the heat exchanger installation portion is mutually matched with the height dimension of heat exchanger；Support frame as described above is arranged on the lower frame lower section and is connected with the lower frame；Support frame as described above and upper frame are connected with the inwall of nuclear power plant containment shell.Upper frame of the present utility model, lower frame and vertical girder steel can securely fix heat exchanger, limitation be formed to it from upper and lower and horizontal multiple directions, it is ensured that heat exchanger does not fall down from containment in the case of seismic events, cause more serious accident.
Description
Technical field
The utility model belongs to the fixed structure of nuclear power field, and in particular to a kind of firm nuclear power plant containment shell is passive
The fixed structure of heat derives system heat exchanger.
Background technology
In nuclear industry technical field, passive heat derives system (pcs system) heat exchanger in nuclear power plant containment shell
It is main to include importing and exporting threeway, upper and lower header, end socket and many heat-transfer pipes.The internal heat exchanger medium is water, and outside is situated between
Matter is air.When there is cut accident in containment, high-temperature steam release, heat exchanger is by the condensation of heat-transfer pipe heat
The water in heat exchanger is passed to, so as to ensure the safety of containment.The supporting construction stationary heat exchangers of heat exchanger, should
Ensure the stability of heat exchanger, consider that on the heat exchange of heat exchanger influence will not be produced again.But in the prior art, the heat exchange
It, by being mounted frame support, is not in usually problem that device major part is between heat exchanger and mounting bracket not enough firmly, once by
The emergencies such as chance earthquake easily cause heat exchanger and drop, and accident occurs.
Utility model content
For the problems of in the prior art, the purpose of this utility model is that to provide a kind of nuclear power plant containment shell non-
The fixed structure of active heat derives system heat exchanger, can be led by the program to the passive heat in nuclear power plant containment shell
Go out system heat exchanger effectively to be fixed, heat exchanger drops under preventing earthquake conditions.
In order to realize foregoing invention purpose, the technical solution of the utility model is as follows：
A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell, including support frame, lower box
Frame, vertical girder steel and upper frame；The upper frame is connected with the lower frame by vertical girder steel, the upper frame
Heat exchanger installation portion is formed and lower frame between；The height of the heat exchanger installation portion and mutual of the height dimension of heat exchanger
Match somebody with somebody；Support frame as described above is arranged on the lower frame lower section and is connected with the lower frame；Support frame as described above and upper frame are equal
It is connected with the inwall of nuclear power plant containment shell.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, under also including
Portion's inspection platform, the bottom inspection platform is the panel-like platform for being arranged on the lower frame periphery.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the top
Framework includes connection girder steel and at least two top girder steels be arrangeding in parallel；Each connection girder steel and at least two top girder steels are solid
Fixed connection.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, also including upper
Portion's inspection platform, the top inspection platform is arranged on the upper frame lower section.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the top
Inspection platform is 0.5-2m with the distance of upper frame.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the top
Inspection platform is fixedly connected with the vertical girder steel.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the top
Auxiliary tie-beam is also set up between inspection platform and the upper frame.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the support
Frame includes the inclination girder steel and horizontal girder steel that interfix, and the angle between shown inclination girder steel and horizontal girder steel is at 30 degree and 60
In the range of degree；The horizontal girder steel is fixedly connected with the lower frame；The horizontal girder steel and incline girder steel and nuclear power station
The inwall connection of containment.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, inclines girder steel
One end is bolted with horizontal girder steel in fixing point；The fixing point is located at apart from the horizontal girder steel away from the containment
The end 0.1-1.5m of inwall one end.
Further, the fixed structure of the passive heat derives system heat exchanger of above-mentioned nuclear power plant containment shell, the top
Frame facet is also evenly arranged with hanger.
The beneficial effects of the utility model are as follows：
Upper frame of the present utility model, lower frame and vertical girder steel can securely fix heat exchanger, from upper and lower
Limitation is formed to it with horizontal multiple directions, it is ensured that heat exchanger does not fall down from containment in the case of seismic events, causes
More serious accident.
Brief description of the drawings
Fig. 1 is saturating for the structure of the fixed structure of the passive heat derives system heat exchanger of the utility model nuclear power plant containment shell
View.
Fig. 2 shows for the side of the fixed structure of the passive heat derives system heat exchanger of the utility model nuclear power plant containment shell
It is intended to.
Fig. 3 shows for the front of the fixed structure of the passive heat derives system heat exchanger of the utility model nuclear power plant containment shell
It is intended to.
Fig. 4 is the vertical view of the fixed structure of the passive heat derives system heat exchanger of the utility model nuclear power plant containment shell
Figure.
In above-mentioned accompanying drawing, 1, top girder steel；2nd, girder steel is connected；3rd, vertical girder steel；4th, lower frame；5th, girder steel is inclined；6、
Horizontal girder steel；7th, bottom inspection platform；8th, top inspection platform；9th, tie-beam is aided in；10th, hanger.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
As Figure 1-Figure 4, the utility model provides a kind of passive heat derives system heat exchange of nuclear power plant containment shell
The fixed structure of device, for fixing the passive heat derives system heat exchanger of containment, it is to avoid in earthquake etc. in emergency circumstances, change
Hot device comes off from containment and causes major accident, and the fixed structure includes support frame, lower frame 4, vertical girder steel 3 and top
Framework；The upper frame is connected with the lower frame 4 by vertical girder steel 3, between the upper frame and lower frame 4
Form heat exchanger installation portion；The height of the heat exchanger installation portion is mutually matched with the height dimension of heat exchanger；Support frame as described above sets
Put below the lower frame 4 and be connected with the lower frame 4；Support frame as described above and upper frame are and nuclear power plant containment shell
Inwall connection (inwall of containment is not shown).Upper frame, lower frame 4 and vertical girder steel 3 can hand over heat
Parallel operation is securely fixed, and limitation is formed to it from upper and lower and horizontal multiple directions, it is ensured that heat exchanger is not in the case of seismic events from peace
Fallen down in full shell, cause more serious accident.
For the ease of maintenance, the utility model also includes bottom inspection platform 7 and top inspection platform 8, the bottom inspection
Equating platform 7 is the panel-like platform for being arranged on the periphery of the lower frame 4.The top inspection platform 8 is arranged on the upper box
Frame lower section.The top inspection platform 8 is 0.5-2m with the distance of upper frame.The top inspection platform 8 is vertical with described
Girder steel 3 is fixedly connected, meanwhile, in order that top inspection platform 8 more firmly, the top inspection platform 8 and the top
Auxiliary tie-beam 9 is also set up between framework, in this way, top inspection platform 8 is connected with vertical girder steel 3 and upper frame simultaneously, more
Plus it is solid and reliable.
Upper frame includes the top girder steel 1 that connection girder steel 2 and at least two be arranged in parallel；Each connection girder steel 2 with extremely
Few two top girder steels 1 are fixedly connected, it is ensured that upper frame is firm.
Support frame includes the inclination girder steel 5 and horizontal girder steel 6 that interfix, between shown inclination girder steel 5 and horizontal girder steel 6
Angle in the range of 30 degree and 60 degree；The horizontal girder steel 6 is fixedly connected with the lower frame 4；The He of horizontal girder steel 6
Girder steel 5 is inclined to be connected with the inwall of nuclear power plant containment shell.Incline the one end of girder steel 5 solid by bolt in fixing point with horizontal girder steel
It is fixed；The fixing point is located at the end 0.1-1.5m away from described containment inwall one end apart from the horizontal girder steel 6.In this way, logical
Cross it is rational incline the rational strong point between girder steel 5 and horizontal girder steel 6, support frame can in structure retainer it is preferably steady
It is fixed.
For ease of lifting, the side of the upper frame is also evenly arranged with hanger 10, and (the present embodiment is 4, equal respectively
The even both sides for being arranged on top girder steel 1).
In the technical solution of the utility model, the length of top girder steel 1 is 1-3m, and lower frame 4 is parallel with top girder steel 1
Direction length is 1.5-3.5m, and vertical girder steel 3 is 2.5-6.5m.The length for connecting girder steel 2 is 1m-4m.These parts are used
Shaped steel is welded.
The length of horizontal girder steel 6 of support frame is 1.5-3.5m.The girder steel of support frame is manufactured by shaped steel, and horizontal girder steel 6 is with
The mode that portion's framework 4 is connected by screw bolts, inclines the mode that girder steel 5 is connected by screw bolts with horizontal girder steel 6.Bottom inspection platform
7 edge is with lower frame 4 apart from 0.1m-1m.Top inspection platform edge is with vertical girder steel 3 apart from 0.2m-0.8m.Hanger 10
Aperture be DN50-DN100.
The height of the targeted heat exchanger of the technical scheme of the present embodiment is 4m-6m, and the length of upper and lower header is 3m-
6m, forms the size that heat exchanger installation portion meets the heat exchanger between the upper frame and lower frame 4 of the fixed structure.Make
Heat exchanger is arranged on heat exchanger installation portion by the used time, and whole heat exchanger is about 4-10t with the weight of supporting construction.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to the utility model
New spirit and scope.So, if belonging to the utility model claim to these modifications of the present utility model and modification
And its within the scope of equivalent technology, then the utility model is also intended to comprising these changes and modification.
Claims (10)
1. the fixed structure of the passive heat derives system heat exchanger of a kind of nuclear power plant containment shell, it is characterised in that：Including support
Frame, lower frame (4), vertical girder steel (3) and upper frame；The upper frame is with the lower frame (4) by vertical steel
Beam (3) is connected, and heat exchanger installation portion is formed between the upper frame and lower frame (4)；The height of the heat exchanger installation portion
Height dimension with heat exchanger is mutually matched；Support frame as described above be arranged on the lower frame (4) lower section and with the lower frame
(4) connect；Support frame as described above and upper frame are connected with the inwall of nuclear power plant containment shell.
2. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 1, its feature
It is that, also including bottom inspection platform (7), the bottom inspection platform (7) is to be arranged on the plate on the lower frame (4) periphery
Shape platform.
3. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 1, its feature
It is that the upper frame includes connection girder steel (2) and at least two top girder steels (1) be arrangeding in parallel；Each connection girder steel
(2) it is fixedly connected with least two top girder steels (1).
4. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 1, its feature
It is that, also including top inspection platform (8), the top inspection platform (8) is arranged on the upper frame lower section.
5. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 4, its feature
It is that the top inspection platform (8) is 0.5-2m with the distance of upper frame.
6. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 5, its feature
It is that the top inspection platform (8) is fixedly connected with the vertical girder steel (3).
7. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 6, its feature
It is that auxiliary tie-beam (9) is also set up between the top inspection platform (8) and the upper frame.
8. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as described in claim 1-7 is any,
Characterized in that, support frame as described above includes the inclination girder steel (5) that interfixes and horizontal girder steel (6), shown inclination girder steel (5) with
Angle between horizontal girder steel (6) is in the range of 30 degree and 60 degree；The horizontal girder steel (6) is fixed with the lower frame and is connected
Connect；The horizontal girder steel (6) and inclination girder steel (5) are connected with the inwall of nuclear power plant containment shell.
9. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as claimed in claim 8, its feature
It is to incline girder steel (5) one end to be bolted in fixing point with horizontal girder steel (6)；The fixing point is located at apart from the water
End 0.1-1.5m of the flat girder steel (6) away from described containment inwall one end.
10. the fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell as described in claim 1-7 is any,
Characterized in that, the side of the upper frame is also evenly arranged with hanger (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198804.8U CN206271429U (en) | 2016-11-03 | 2016-11-03 | A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198804.8U CN206271429U (en) | 2016-11-03 | 2016-11-03 | A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206271429U true CN206271429U (en) | 2017-06-20 |
Family
ID=59038935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621198804.8U Active CN206271429U (en) | 2016-11-03 | 2016-11-03 | A kind of fixed structure of the passive heat derives system heat exchanger of nuclear power plant containment shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206271429U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320824A (en) * | 2018-03-30 | 2018-07-24 | 哈电集团（秦皇岛）重型装备有限公司 | Reheater introducing device inside tun |
| CN108682461A (en) * | 2018-05-15 | 2018-10-19 | 中国核电工程有限公司 | A kind of passive air cooling system of containment for small-sized heap |
-
2016
- 2016-11-03 CN CN201621198804.8U patent/CN206271429U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108320824A (en) * | 2018-03-30 | 2018-07-24 | 哈电集团（秦皇岛）重型装备有限公司 | Reheater introducing device inside tun |
| CN108320824B (en) * | 2018-03-30 | 2023-08-25 | 哈电集团（秦皇岛）重型装备有限公司 | Large-scale container internal reheater introducing device |
| CN108682461A (en) * | 2018-05-15 | 2018-10-19 | 中国核电工程有限公司 | A kind of passive air cooling system of containment for small-sized heap |
| CN108682461B (en) * | 2018-05-15 | 2023-08-15 | 中国核电工程有限公司 | Containment passive air cooling system for small stacks |
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