CN106759901B - Collapsible energy-absorbing explosion-venting wall frame - Google Patents
Collapsible energy-absorbing explosion-venting wall frame Download PDFInfo
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- CN106759901B CN106759901B CN201710126352.5A CN201710126352A CN106759901B CN 106759901 B CN106759901 B CN 106759901B CN 201710126352 A CN201710126352 A CN 201710126352A CN 106759901 B CN106759901 B CN 106759901B
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- purlin
- explosion
- venting
- energy
- bracket
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2442—Connections with built-in weakness points
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention relates to the technical field of steel structure building components, in particular to a collapsible energy-absorbing explosion-venting wall frame which comprises a steel column, explosion-venting bolts and purlins, wherein one side of the steel column is connected with a purlin bracket, a plurality of groups of long round holes are formed in each purlin, the explosion-venting bolts are arranged at one end of each long round hole, each purlin is fixed on the purlin bracket through the explosion-venting bolts, one side of each purlin is connected with the steel column, each purlin is of a C-shaped steel structure, and each purlin is provided with a collapse groove. The purlines are provided with the crumpling grooves and the long round holes, so that energy generated by explosion can be converted into kinetic energy and potential energy, the energy generated by explosion can be absorbed, the problem of force leakage of explosive force is effectively solved, meanwhile, the flexibility in the plane of the purlines can be improved, the damage of the explosive force to a steel structure is reduced, and meanwhile, the safety of precision instruments and workers in a building is protected.
Description
Technical Field
The invention relates to the technical field of steel structure building components, in particular to a collapsible energy-absorbing explosion-venting wall frame.
Background
At present, the steel structure is applied to a plurality of buildings in China, and has better application effect, especially plays an important role in the construction process of some large buildings, and has a certain relation with the characteristics of light dead weight, strong endurance, small pollution and the like of the steel structure buildings. With the great support of the country for energy-saving buildings and the continuous deepening of the concept of green environmental protection, steel structures can be developed and applied well in the field of buildings inevitably, and become a main building mode in the field of buildings. At present, steel structure buildings are mainly used for industrial factory buildings, warehouses, gymnasiums, exhibition halls, mobile houses, story-added buildings and the like, and especially in large-span construction, the steel structure buildings are exclusive to one seat by virtue of the unique advantages of light weight and high strength. The steel structure of the household garbage incineration plant is a typical representative of the household garbage incineration plant, and as the garbage stored in the incineration plant is complex and has complex chemical components and a combustible source, explosion prevention and explosion venting of the steel structure become an important research subject. Most chemical plants have explosion hazards due to chemical products or adopted raw materials, belong to explosive steel structure construction projects, and have the following defects in the explosion venting aspect in the conventional C-shaped wall frame aiming at the explosion venting problem:
1. The traditional wall frame has high in-plane rigidity and small bearing capacity, and the explosive force can be directly transmitted to a main structure, so that the main structure is damaged, and the later-stage maintenance cost is increased;
2. the traditional wall frame absorbs little explosion energy, the explosion force is not well weakened, and most of the explosion force can be transmitted to the other side of the partition wall, so that damage and injury to precise instruments and personnel are caused.
Disclosure of Invention
The invention aims to provide a collapsible energy-absorbing explosion-venting wall frame to solve the problems of high in-plane rigidity and low explosion-venting capability of the traditional wall frame in an explosive steel structure building in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a collapsible formula energy-absorbing is let out and is exploded wall frame, includes the steel column, lets out and explode bolt and purlin, one side of steel column is connected with the purlin bracket, the multiunit slotted hole has been seted up on the purlin, it explodes the bolt setting and is in to let out slotted hole one end, the purlin passes through it is fixed in to let out to explode the bolt on the purlin bracket, one side of purlin is connected the steel column, the purlin is C shaped steel structure, just be equipped with the groove that contracts of festering on the purlin.
Furthermore, a supporting cushion plate is arranged between the purlin bracket and the purlin, bolt holes are formed in the supporting cushion plate, and the explosion venting bolt fixes the purlin on the purlin bracket through the bolt holes.
Furthermore, the number of the crumple slots is at least two, and the crumple slots extend along the edge cutting directions of the two ends of the purline.
Furthermore, the crumple slot is arranged on the back of the purlin, and the cross section of the crumple slot is of an inner triangular structure.
Furthermore, the aperture of the two ends of the long round hole is matched with the explosion venting bolt and is larger than the aperture of the middle part of the long round hole, and the direction of the long round hole is vertical to the groove direction of the collapse groove.
Furthermore, the purlin bracket is of a right-angle trapezoid structure and is fixed at the designated position of the steel column through welding.
Compared with the prior art, the invention has the advantages that:
1. inwards stamping two grooves at the back of the purline to serve as crumple grooves, deformation is easy to generate, the flexibility of the horizontal direction in the plane of the explosion venting wall frame is increased, meanwhile, the rigidity of the vertical direction in the plane is increased, and the bearing capacity of the explosion venting wall frame is improved. When the explosive force is transmitted from the outer flange of the purline, the explosion venting wall frame can be deformed by the inward extrusion of the two collapse grooves, the kinetic energy generated by the explosive force is converted into the potential energy of the compressed purline, and the energy conversion is realized, namely the explosive energy is absorbed;
2. be equipped with the slotted hole on the purlin, when the inside explosion that takes place of building, the purlin receives the impact energy that the explosion produced to steel column one side skew, lets out and explode the bolt to the offset of slotted hole other end, truns into explosion energy to kinetic energy and potential energy, absorbs the energy that the explosion produced, has effectively solved the power of letting out problem of explosive force, has reduced the destruction of explosive force to the steel construction, protects precision instruments and staff's safety in the building simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of a collapsible energy-absorbing explosion-venting wall frame in elevation;
FIG. 2 is a plan view of a collapsible energy-absorbing explosion-venting wall frame;
fig. 3 is a plan view of the support plate 5;
reference numbers in the figures: 1. a purlin; 2. a collapsing trough; 3. a steel column; 4. explosion venting bolts; 5. a long round hole; 6. supporting the base plate; 7. bolt holes; 8. a purlin bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 3, a collapsible formula energy-absorbing is let out and is exploded wall frame, include steel column 3, let out and explode bolt 4 and purlin 1, one side of steel column 3 is connected with purlin bracket 8, multiunit slotted hole 5 has been seted up on the purlin 1, let out and explode bolt 4 and set up 5 one end of slotted hole, purlin 1 passes through let out and explode bolt 4 and be fixed in on the purlin bracket 8, one side of purlin 1 is connected steel column 3, purlin 1 is C shaped steel structure, just be equipped with the groove 2 that contracts of bursting on the purlin 1.
And a supporting cushion plate 6 is arranged between the purlin bracket 8 and the purlin 1, a bolt hole 7 is formed in the supporting cushion plate 6, and the purlin 1 is fixed on the purlin bracket 8 through the bolt hole 7 by the explosion venting bolt 4. The supporting cushion plate 6 plays a role in supporting, fixing and buffering, prevents the purline 1 from rapidly deforming under the impact of explosion energy, and prevents the explosion venting bolt 4 from displacing too fast to cause the purline 1 to be separated from the purline bracket 8.
In this embodiment, the two crumple tanks 2 are provided, the crumple tanks 2 extend along the edge cutting directions of the two ends of the purlin 1, the crumple tanks 2 are arranged on the back of the purlin 1, the cross sections of the crumple tanks 2 are of an inner triangular structure, the flexibility of the plane of the purlin 1 can be improved, the crumple tanks 2 deform due to extrusion of explosive force, the explosive force is converted into compressed potential energy, and energy absorption is achieved, and the crumple tanks 2 are arranged in the longitudinal direction of the plane of the purlin 1 and can convert the energy generated by explosion into kinetic energy and potential energy to the maximum extent.
The diameters of the two ends of the long round hole 5 are matched with the explosion venting bolt 4 and larger than the diameter of the middle of the long round hole 5, the direction of the long round hole 5 is perpendicular to the direction of the crumple tanks 2, the long round hole 5 is arranged between the two crumple tanks 2, the purlines 1 absorb energy generated by explosion to deform, and the explosion venting bolt 4 can convert the energy generated by explosion into kinetic energy and potential energy to the maximum extent, so that the energy generated by explosion can be weakened more favorably.
Purlin bracket 8 is the right trapezoid structure, through welded fastening in the assigned position of steel column 3 guarantees that whole letting out explodes the stability of wall frame, prevents that the energy that the explosion produced makes steel column 3 and purlin bracket 8 separation, reduces to let out the ability of exploding the wall frame.
The working mode of the invention is as follows: when explosion occurs, the explosion force enables the purlines and the collapse grooves 2 and the explosion venting bolts 4 on the purlines 1 to be damaged to generate displacement, the energy generated by explosion is converted into kinetic energy and potential energy, and the energy generated by explosion is absorbed.
In conclusion, the invention has the advantages that: through set up the groove and the slotted hole of collapsing on the purlin, can trun into the energy that the explosion produced into kinetic energy and potential energy, absorb the energy that the explosion produced, effectively solved the power of letting out problem of explosive force, can improve the pliability in the purlin plane simultaneously, reduced the destruction of explosive force to the steel construction, precision instruments and staff's safety in the protection building simultaneously.
The above description is only an embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structures or equivalent processes performed by the present invention or directly or indirectly applied to other related technical fields are also included in the scope of the present invention.
Claims (4)
1. The utility model provides a collapsible formula energy-absorbing is let out and is exploded wall frame, includes the steel column, lets out and explode bolt and purlin, its characterized in that, one side of steel column is connected with the purlin bracket, the multiunit slotted hole has been seted up on the purlin, it explodes the bolt setting and is in to let out slotted hole one end, the purlin passes through it explodes the bolt and is fixed in on the purlin bracket, one side of purlin is connected the steel column, the purlin is C shaped steel structure, just be equipped with the groove of contracting of ulcerate on the purlin, the groove of contracting of ulcerating is equipped with two at least, the groove of contracting is followed the truncation side direction at purlin both ends extends, the groove of contracting sets up the back of purlin, just the cross-section of the groove of contracting is interior triangle-shaped structure.
2. The collapsible energy-absorbing and explosion-venting wall bracket as claimed in claim 1, wherein a support cushion plate is disposed between the purlin bracket and the purlin, the support cushion plate is provided with bolt holes, and the explosion-venting bolt fixes the purlin on the purlin bracket through the bolt holes.
3. The collapsible energy-absorbing explosion-venting wall bracket according to claim 1, wherein the apertures of the two ends of the oblong hole are matched with the explosion-venting bolt and are larger than the aperture of the middle part of the oblong hole, and the direction of the oblong hole is perpendicular to the groove direction of the collapse groove.
4. The collapsible energy-absorbing and explosion-venting wall bracket as claimed in claim 1, wherein the purlin brackets are of a right-angled trapezoidal structure and are fixed to the designated positions of the steel columns by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710126352.5A CN106759901B (en) | 2017-03-06 | 2017-03-06 | Collapsible energy-absorbing explosion-venting wall frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710126352.5A CN106759901B (en) | 2017-03-06 | 2017-03-06 | Collapsible energy-absorbing explosion-venting wall frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106759901A CN106759901A (en) | 2017-05-31 |
| CN106759901B true CN106759901B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710126352.5A Active CN106759901B (en) | 2017-03-06 | 2017-03-06 | Collapsible energy-absorbing explosion-venting wall frame |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101441255B1 (en) * | 2013-11-08 | 2014-09-18 | 중앙대학교 산학협력단 | Explosion-proof panel, explosion-proof panel connection assembly and explosion-proof modular structure including the same |
| EP2975198A1 (en) * | 2014-07-17 | 2016-01-20 | A. Aalbers Holding B. V. | Explosion and bullet resistant wall construction |
| RU2015114656A (en) * | 2015-04-20 | 2016-11-10 | Мария Михайловна Стареева | ANTI-EXPLOSION PANEL FOR PROTECTING PRODUCTION BUILDINGS AND STRUCTURES FROM AN EMERGENCY SITUATION |
| CN211499268U (en) * | 2019-11-26 | 2020-09-15 | 西安市初元建设工程有限公司 | Explosion-proof structure of dangerous goods storehouse |
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| WO2015084261A1 (en) * | 2013-12-03 | 2015-06-11 | Aja Enterprises Pte Ltd | A panel assembly |
| CN204899684U (en) * | 2015-08-10 | 2015-12-23 | 广东中安人防股份有限公司 | Explosion vent for civil air defense constructions and installations |
| CN105625217A (en) * | 2016-03-15 | 2016-06-01 | 航科院（北京）科技发展有限公司 | Energy-absorbing, buffering and anti-collision unit |
| CN106013502B (en) * | 2016-06-21 | 2019-02-12 | 沈阳建筑大学 | Removable plate-hanging type blast wall |
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2017
- 2017-03-06 CN CN201710126352.5A patent/CN106759901B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101441255B1 (en) * | 2013-11-08 | 2014-09-18 | 중앙대학교 산학협력단 | Explosion-proof panel, explosion-proof panel connection assembly and explosion-proof modular structure including the same |
| EP2975198A1 (en) * | 2014-07-17 | 2016-01-20 | A. Aalbers Holding B. V. | Explosion and bullet resistant wall construction |
| RU2015114656A (en) * | 2015-04-20 | 2016-11-10 | Мария Михайловна Стареева | ANTI-EXPLOSION PANEL FOR PROTECTING PRODUCTION BUILDINGS AND STRUCTURES FROM AN EMERGENCY SITUATION |
| CN211499268U (en) * | 2019-11-26 | 2020-09-15 | 西安市初元建设工程有限公司 | Explosion-proof structure of dangerous goods storehouse |
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| Publication number | Publication date |
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| CN106759901A (en) | 2017-05-31 |
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