CN106195384A - A kind of ventilating system high anti-seismic type explosion-wave-preventing valve - Google Patents
A kind of ventilating system high anti-seismic type explosion-wave-preventing valve Download PDFInfo
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- CN106195384A CN106195384A CN201610760922.1A CN201610760922A CN106195384A CN 106195384 A CN106195384 A CN 106195384A CN 201610760922 A CN201610760922 A CN 201610760922A CN 106195384 A CN106195384 A CN 106195384A
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- profile steel
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- ventilating system
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Abstract
The invention discloses a kind of ventilating system high anti-seismic type explosion-wave-preventing valve, including valve buckle and the plural spool that is arranged on valve buckle, described valve buckle includes rectangular frame, plural number H profile steel, plural number strengthens gusset, plural number triangle boss and plural number pressing plate, described rectangular frame has surface frame and side frame, and the limit, the left and right sides of described side frame has the shelves bar of inside bending, described triangle boss is welded on grade between bar and surface frame at equal intervals, described H profile steel frame is weldingly fixed in rectangular frame, arranged in parallel with limit, the left and right sides, described reinforcement gusset is weldingly fixed between H profile steel frame and between H profile steel and rectangular frame side at equal intervals, described spool is arranged on surface frame surface, the back side is fixed by pressing plate.The present invention provides a kind of ventilating system high anti-seismic type explosion-wave-preventing valve, and it embeds in the entrance being arranged on ventilation system for buildings, uses the cooperation of multiple reinforcement structure to make explosion-wave-preventing valve have high anti-seismic performance simultaneously.
Description
Technical field
The present invention relates to a kind of explosion-wave-preventing valve, particularly relate to a kind of ventilating system high anti-seismic type being inlaid in vent
Explosion-wave-preventing valve.
Background technology
In nuclear power field, in order to prevent accident from impacting nuclear island factory building, the building structure of its nuclear island factory building must
Must use explosion resistant structure, its ventilating system also have to reach identical or higher antiknock rating, generally in ventilating system
Entrance can install explosion-wave-preventing valve, to resist the damage to ventilating system of blast wave or tornado, and then ensures that ventage is under the overall leadership
Road and the integrity of equipment, general explosion-wave-preventing valve is all to be directly installed on the metope outside ventilating system entrance, but
Nuclear power explosion time, in addition to having shock wave, also has strenuous vibration, and this structural stability being directly installed on exterior wall is poor,
Easily come off under the impact of strenuous vibration or blast wave, and then ventilating system is affected.
Summary of the invention
Goal of the invention: for solving the defect of prior art, a kind of ventilating system high anti-seismic type explosion-wave-preventing valve of existing offer, it embeds
It is arranged in the entrance of ventilation system for buildings, uses the cooperation of multiple reinforcement structure to make explosion-wave-preventing valve have high shock resistance simultaneously
Energy.
Technical scheme: a kind of ventilating system high anti-seismic type explosion-wave-preventing valve of the present invention, including valve buckle and installation
Plural spool on valve buckle, described valve buckle includes rectangular frame, plural number H profile steel, and plural number strengthens gusset, plural number triangle boss
And plural number pressing plate, described rectangular frame has surface frame and side frame, and the limit, the left and right sides of described side frame has inwardly
The shelves bar of bending, described triangle boss is welded on grade between bar and surface frame at equal intervals, and described H profile steel is weldingly fixed on rectangle frame
In frame, arranged in parallel with limit, the left and right sides, described reinforcement gusset is weldingly fixed between H profile steel and H profile steel and square at equal intervals
Between shape frame sides, described spool is arranged on surface frame surface, and the back side is fixed by pressing plate.
Described surface frame is formed around plural number installing hole, is provided with angle steel by securing member.
The spacing distance of described triangle boss is 150 ~ 360mm.
The spacing distance of described reinforcement gusset is 275 ~ 450mm, and described reinforcement plate thickness is 8mm.
The described two ends strengthening gusset being arranged between H profile steel are embedded in the H-type groove of H profile steel.
The described reinforcement gusset being arranged between H profile steel and side frame, its one end is embedded in the H-type groove of H profile steel, the other end
It is embedded in grade between bar and surface frame.
Described H profile steel is provided with hanger.
Beneficial effect: disclosed a kind of ventilating system high anti-seismic type explosion-wave-preventing valve, it is adaptable to gigawatt
All ventilating systems of level advanced pressurized water reactor nuclear power generating sets nuclear island, and high temperature 280 DEG C can be resisted, the persistent period is more than 30min,
Minimum closing presure 2500 ± 50Pa(shock wave), 2500 ± 50Pa(tornado), the shut-in time is not more than 2ms, simultaneously can also
It is effective against shock wave or shaking force that tornado brings, prevents dropping of explosion-wave-preventing valve, and then protect ventilating system not
Impacted.
Accompanying drawing explanation
Fig. 1 is the side sectional view after the present invention installs；
Fig. 2 is Facad structure schematic diagram of the present invention；
Fig. 3 is structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing of the present invention, the technical scheme of the embodiment of the present invention is carried out clear, complete description.
As shown in Fig. 1 ~ 3, disclosed a kind of ventilating system high anti-seismic type explosion-wave-preventing valve, it is inlaid in ventage
In the entrance of system, being embedded with a ring recess steel 1 on the entrance inwall of ventilating system, described explosion-wave-preventing valve is welded with channel-section steel 1 by angle steel 2
Connect fixing.
Described explosion-wave-preventing valve includes valve buckle 3, multiple spools 4, multiple H profile steel 5, multiple reinforcement gussets 6, and multiple triangles are strengthened
Block 7 and multiple pressing plate 8, described valve buckle 3 includes the surface frame 9 of rectangle, is vertically welded in the side frame 10 of surface frame 9 surrounding, described
The left and right sides of side frame 10 has the shelves bar 11 of inside bending, and described triangle boss 7 interval is welded on grade bar 11 and surface frame 9
Between, play the effect that auxiliary supports from side, and the spacing distance between triangle boss is 150 ~ 360mm, described surface frame 9
Being formed around plural number fixed installation hole 12, surface frame 9 fixed with angle steel 2 by securing member, described H profile steel 5 is welded in valve buckle 3
Parallel with the limit, the left and right sides of side frame 10.
It is welded with reinforcement gusset 6 between described H profile steel frame 5 at equal intervals, and reinforcement gusset 6 two ends are embedded in the H-type groove of H profile steel
In 13 and being vertically arranged with H-type groove 13, described H profile steel frame 5 is welded with reinforcement gusset 6 as between side frame 10 at equal intervals,
And reinforcement gusset 6 one end is embedded in the H-type groove 13 of H profile steel, the other end is embedded between grade bar 11 and surface frame 9, described reinforcement gusset 6
Between spacing be 275 ~ 450mm, and described reinforcement gusset uses the rustless steel after 8mm, and described pressing plate is placed on panel and H type
The steel back side, described spool 4 is arranged on panel and H profile steel front, is pressed by securing member fixing each other so that spool is in length and breadth
It is distributed in surface frame surface, described H profile steel 9 is provided with hanger 14 and is easily installed.
Described spool uses ANDAIR antiknock spool, and it can resist high temperature 280 DEG C, and the persistent period is more than 30min, minimum
Closing presure 2500 ± 50Pa(shock wave), 2500 ± 50Pa(tornado), the shut-in time of explosion-wave-preventing valve is not more than 2ms.
Although spool can carry out certain isolation to tornado or explosion wave, but major part impulsive force
Needing valve buckle to carry out dispersion to fall, this allows for valve buckle needs possess certain anti-seismic performance, and the valve buckle in the present invention uses angle steel
Fix with the channel-section steel being embedded in body of wall, certain cushioning effect can be played, use simultaneously and strengthen gusset and triangle reinforcement
Block carries out from rear portion strengthening supporting, and reaches certain antihunt action.
Experimental data is used the explosion-wave-preventing valve of the present invention to be carried out antidetonation test, wherein below:
Testing equipment
Simulated earthquake vibration stand
Mesa dimensions: 4m × 4m
Direction of vibration: X, Y, Z tri-direction six degree of freedom
Maximum displacement: X: ± 100mm Y: ± 50mm Z: ± 50mm
Maximal rate: X: ± 1000mm/s Y: ± 600mm/s Z: ± 600mm/s
Peak acceleration: X: ± 4.0g, Y: ± 2.0g, Z: ± 4.0g
Maximum test specimen weight: 25 tons
Frequency range: 0.1～100Hz data collecting system
Data collecting system
Port number: 128
Sample frequency: 1Hz～2kHz
Signal amplifies: 1～10000.
Acceleration transducer: use piezoelectric acceleration transducer, Hz-KHz: 0.2～300Hz.
Strain transducer: use electric resistance wire strain gauge, Hz-KHz: 0.0～300Hz.
Experimental enviroment
Test in normal atmospheric conditions it.Ordinary atmospheric conditions is as follows: temperature :-25 DEG C～35 DEG C；Relative humidity :≤
95%。
Test method
Dynamic characteristic exploratory test
Input white noise, detects the intrinsic dynamic characteristic i.e. parameter such as the natural frequency of vibration, damping ratio of explosion-wave-preventing valve.
SL-1 seismic test
Explosion-wave-preventing valve bears 5 SL-1 earthquake certification tests (1/2SSE test) under the conditions of dry run.
SL-2 seismic test
Explosion-wave-preventing valve bears 1 SL-2 earthquake certification test (SSE test) under the conditions of dry run
Result of the test
Estimating by sample machine complete, flawless and deformation, structural connection non-loosening comes off；
Can normally be opened and closed after experiment by sample machine；
By before sample machine shock test with test after performance consistent.
The technology contents of the present invention and technical characteristic have revealed that as above, but those of ordinary skill in the art still may base
Make all replacements without departing substantially from spirit of the present invention and modification in the announcement of the present invention, therefore, scope should not limit
In the content disclosed in embodiment, and the various replacement without departing substantially from the present invention and modification should be included, and be present patent application right
Require to be contained.
Claims (7)
1. a ventilating system high anti-seismic type explosion-wave-preventing valve, including valve buckle and the plural spool that is arranged on valve buckle, it is special
Levying and be: described valve buckle includes rectangular frame, plural number H profile steel frame, plural number strengthens gusset, plural number triangle boss and plural number pressure
Plate, described rectangular frame has surface frame and side frame, and the limit, the left and right sides of described side frame has the shelves bar of inside bending,
Described triangle boss is welded on grade between bar and surface frame at equal intervals, and described H profile steel is weldingly fixed in rectangular frame, with left and right
Dual-side is arranged in parallel, described reinforcement gusset be weldingly fixed at equal intervals between H profile steel and H profile steel and rectangular frame side it
Between, described spool is arranged on surface frame surface, and the back side is fixed by pressing plate.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that: described surface frame surrounding sets
There is plural installing hole, by securing member, angle steel is installed.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that: described triangle boss
Spacing distance be 150 ~ 360mm.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that: described reinforcement gusset
Spacing distance is 275 ~ 450mm, and described reinforcement plate thickness is 8mm.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that be arranged on H type described in:
The two ends strengthening gusset between steel are embedded in the H-type groove of H profile steel.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that be arranged on H type described in:
Reinforcement gusset between steel and side frame, its one end is embedded in the H-type groove of H profile steel, and the other end is embedded in grade between bar and surface frame.
Ventilating system high anti-seismic type explosion-wave-preventing valve the most according to claim 1, it is characterised in that: set in described H profile steel
There is hanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760922.1A CN106195384B (en) | 2016-08-30 | 2016-08-30 | A kind of ventilating system high anti-seismic type explosion-wave-preventing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610760922.1A CN106195384B (en) | 2016-08-30 | 2016-08-30 | A kind of ventilating system high anti-seismic type explosion-wave-preventing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106195384A true CN106195384A (en) | 2016-12-07 |
| CN106195384B CN106195384B (en) | 2018-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610760922.1A Active CN106195384B (en) | 2016-08-30 | 2016-08-30 | A kind of ventilating system high anti-seismic type explosion-wave-preventing valve |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04290686A (en) * | 1991-01-11 | 1992-10-15 | Tokyo Gas Co Ltd | Purging of shaft seal part of pneumatic drive regulating valve and shaft seal part purging type pneumatic drive regulating valve |
| US20070234672A1 (en) * | 2006-03-24 | 2007-10-11 | Nichiha Co., Ltd. | Reinforced building structure having durability to earthquake |
| CN201651352U (en) * | 2010-03-18 | 2010-11-24 | 大连兆和科技发展有限公司 | Pneumatic air valve |
| CN103899821A (en) * | 2012-12-28 | 2014-07-02 | 南通大通宝富风机有限公司 | Adjusting door added with electric actuator bracket |
| CN203770677U (en) * | 2014-04-08 | 2014-08-13 | 南通大通宝富风机有限公司 | High-temperature-resistant radiation-resistant air valve provided with metal elastic pieces |
| CN205118358U (en) * | 2015-09-14 | 2016-03-30 | 李宝龄 | Pressure relief device of dust explosion |
| CN206036332U (en) * | 2016-08-30 | 2017-03-22 | 南通大通宝富风机有限公司 | Ventilation system is with high antidetonation type explosion - proof wave valve |
-
2016
- 2016-08-30 CN CN201610760922.1A patent/CN106195384B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04290686A (en) * | 1991-01-11 | 1992-10-15 | Tokyo Gas Co Ltd | Purging of shaft seal part of pneumatic drive regulating valve and shaft seal part purging type pneumatic drive regulating valve |
| US20070234672A1 (en) * | 2006-03-24 | 2007-10-11 | Nichiha Co., Ltd. | Reinforced building structure having durability to earthquake |
| CN201651352U (en) * | 2010-03-18 | 2010-11-24 | 大连兆和科技发展有限公司 | Pneumatic air valve |
| CN103899821A (en) * | 2012-12-28 | 2014-07-02 | 南通大通宝富风机有限公司 | Adjusting door added with electric actuator bracket |
| CN203770677U (en) * | 2014-04-08 | 2014-08-13 | 南通大通宝富风机有限公司 | High-temperature-resistant radiation-resistant air valve provided with metal elastic pieces |
| CN205118358U (en) * | 2015-09-14 | 2016-03-30 | 李宝龄 | Pressure relief device of dust explosion |
| CN206036332U (en) * | 2016-08-30 | 2017-03-22 | 南通大通宝富风机有限公司 | Ventilation system is with high antidetonation type explosion - proof wave valve |
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| Publication number | Publication date |
|---|---|
| CN106195384B (en) | 2018-04-03 |
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