CN1077172A - Knock-suppressing material for combustible and explosive articles - Google Patents

Knock-suppressing material for combustible and explosive articles Download PDF

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CN1077172A
CN1077172A CN 92102437 CN92102437A CN1077172A CN 1077172 A CN1077172 A CN 1077172A CN 92102437 CN92102437 CN 92102437 CN 92102437 A CN92102437 A CN 92102437A CN 1077172 A CN1077172 A CN 1077172A
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material
storage
suppressing
knock
cube
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CN 92102437
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CN1029105C (en )
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汪之清
南子江
李怀德
贺发达
赵淑兰
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中国兵器工业第五二研究所
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Abstract

The knock suppressing material is an alloy which contains in wt%: Mn 0.8-1.8, Fe 0.3-0.7, Si 0.3-0.6, Cu 0.1-0.2, Zn 0.1, Mg 0.03-0.1 and Al the rest. It is produced with slit and developed special aluminium alloy foil net and has cellular structure. The said knock suppressing material, netted or globular, is used in storage of combustible and explosive fluid for preventing explosion. A storage of oil-bearing gas with the said knock suppressing material may be directly welded for repairing. The netted material has a density of 30 kg/m cube and accounts for 1% of storage volume, and the globular material has a density of 63 kg/m cube and accounts for 3.9% of storage volume.

Description

本发明涉及易燃易爆液体或气体储存器内的抑爆填充材料,属于功能性金属材料。 The present invention relates to a filler material within the explosion suppression flammable liquid or gas reservoir, are functional metal material.

目前,在汽油、丙烷、乙炔、乙醚等液、汽体燃料及易燃易爆流体储存器内装设孔隙材料后,利用此材料的吸热和阻滞作用可以有效地增加该容器在事故中的安全性。 At present, the material within the pores mounted gasoline, propane, acetylene, ether solution, and the fuel vapor flammable fluid reservoir, using a heat absorbing and blocking effect of this material is effective to increase the vessel in an accident safety.

已知美国专利3356256“易爆流体安全容器”是一种用于易爆流体容器的填充材料。 U.S. Patent No. 3,356,256 is known "explosive fluid secure container" is filled with a material for explosive fluid container. 该材料是由粗网眼和细网眼两种扩展金属组合而成,所用的扩展金属是含铍和钛的铝合金。 The material is a coarse mesh and fine mesh combination of two kinds of expanded metal, expanded metal used is an aluminum alloy containing beryllium and titanium. 这种填充材料在容器中的充填密度为52.4Kg/M3,占容器的容积比为1.937%,容器内基本上用该材料充满。 This filling density of filler material in the vessel was 52.4Kg / M3, representing a volume ratio of the container is 1.937%, substantially filled with the material within the container. 美国专利4149649“抑爆物”提出的另外一种填充材料,与上述3356256专利材料相似,为了减小材料密度和增加材料刚度,仅在材料网格层的叠放方法上作了改进,这种改进方法的效果在使用中并不显著,特别是材料的密度并无明显的减小。 Another U.S. Patent No. 4,149,649 filler "explosion suppression material" proposed, the above-described materials similar patent 3,356,256, in order to reduce the increase in material density and stiffness of the material, only the method has been improved in the stack mesh layer material, such improvement effects, in use, is not significant, especially density of the material is not significantly reduced. 在使用中也需充满容器,而且,该材料的制作工艺较复杂。 In use the container shall also be filled, and, the material production process is complicated. 美国专利4613054“用于易燃流体填充物及制造方法”。 U.S. Patent No. 4,613,054, "combustible fluid for filling and manufacturing method." 是一种球状填充物,较好地解决了现有容器使用此材料时不易装入和取出的问题,但该材料的最大不足是占据容器的容积比较大(一般不小于5%),因而大大限制了实用性,使用效率低。 Is a spherical filler, is not easy to solve the problem of loading and unloading when the container prior to use of this material, but the material is less than the maximum volume of the container occupies relatively large (usually not less than 5%), thus greatly It limits the practicality and low efficiency.

本发明的目的是,提供一种抑制容器内易燃流体燃烧与爆炸的网状和球状抑爆材料。 Object of the present invention is to provide a method for inhibiting combustible fluid and a spherical mesh combustion and explosion in the explosion suppression material container. 该材料密度低,占据容积小,制作工艺简单,成本低,综合性能好,便于从容器内装入和取出,使用方便,安全可靠。 The material density is low, occupies a small volume, simple manufacturing process, low cost, good overall performance, ease of loading and unloading from the container, easy to use, safe and reliable.

本发明用于易燃易爆物品的抑爆材料,其化学成份重量百分比为:Mn为0.8~1.8,Fe为0.3~0.7,Si为0.3~0.6,Cu为0.1~0.2,Zn为0.1,Mg为0.03~0.1,Al余量。 The present invention is a material for explosion suppression of inflammable and explosive materials, as its chemical composition by weight: Mn is 0.8 ~ 1.8, Fe is 0.3 ~ 0.7, Si is 0.3 ~ 0.6, Cu is 0.1 ~ 0.2, Zn is 0.1, Mg It is 0.03 ~ 0.1, Al balance. 根据工艺要求制成铝箔,其制造工艺流程如下: Foil made according to process requirements, the manufacturing process is as follows:

铝合金锭→轧制→铝合金箔→切缝机切缝→切缝铝箔→整形→绕制成形→圆柱网卷形网状抑爆材料→拉网机扩展→铝箔网→叠制成形→矩形叠层形网状抑爆材料→切割整形→制成网状坯料→→制球机制球→球状抑爆材料本发明的网状易燃易爆物品的抑爆材料,是由切缝并扩展后的铝箔经叠合或绕制等工艺制成,整个材料从内到外均具有类似蜂窝状的孔隙结构。 Rolled aluminum alloy ingot → → → chasers alloy foil slit → → slit-shaped plastic foil → → molding → rectangular cylindrical wound web roll explosion suppression material shaped mesh netting machines → expansion → → stack made of foil web web-shaped laminate material explosion suppression → → reticulated plastic blank cutting pelletizer →→ → spherical ball inhibition the exploders web material of the present invention is critical explosion suppression material, after expansion and by slit aluminum foil laminated or wound via the process into the entire material from the inside to the outside each have a honeycomb-like pore structure.

本发明的球状易燃易爆物品的抑爆材料,是由切缝并扩展后的铝箔经冲压等工序制成,它具有外表面大致平滑,内部为类似蜂窝状的孔隙结构的球体。 Spherical explosion suppression material flammable articles of the present invention, is made from aluminum foil slit and expanded by stamping processes, having a generally smooth outer surface, the inner sphere of the honeycomb-like pore structure.

下面结合附图对本发明进一步描述:图1为易燃易爆物品的抑爆材料切缝示意图; Further described below in conjunction with the accompanying drawings of the present invention: FIG. 1 is a explosion suppression material slit schematic flammable items;

图2为易燃易爆物品的抑爆材料单个网格示意图; FIG 2 is a flammable article single grid schematic explosion suppression material;

图3为易燃易爆物品的抑爆材料叠层结构示意图; 3 is a schematic explosion suppression material laminated structure of inflammable and explosive materials;

图4为网状抑爆材料的使用状态示意图; FIG 4 is a mesh used state explosion suppression material schematic;

图5为球状抑爆材料的结构示意图; FIG 5 is a schematic view of a spherical explosion suppression material;

图6为球状抑爆材料的实施例示意图; FIG 6 is a spherical explosion suppression material schematic embodiment;

如图1所示:1为材料铝箔,制作网状易燃易爆物品的抑爆材料,其厚度选择0.02~0.2mm。 1: 1 of aluminum foil, a mesh made of inflammable and explosive materials explosion suppression material thickness selection 0.02 ~ 0.2mm. 制作球状易燃易爆物品的抑爆材料,其厚度选择0.04~0.2mm,其宽度均为50~800mm。 Flammable article to form spherical explosion suppression material thickness selection 0.04 ~ 0.2mm, the width of which are 50 ~ 800mm. 2为经切缝机在铝箔上切割的切缝,切割的长度A,用于网状抑爆材料为8~25mm。 2 is a cut through the sewing machine on an aluminum foil cut slit, cut length A, for the explosion suppression material web 8 ~ 25mm. 用于球状抑爆材料为10~25mm。 A spherical explosion suppression material is 10 ~ 25mm. 切缝在纵向是不连续的,在横向是交错对称排列的,切缝间的纵向距离B(即连接部的长度)在网状抑爆材料为2~6mm。 Slits are discontinuous in the longitudinal direction, in the transverse direction is arranged symmetrically staggered, cut sutural longitudinal distance B (i.e., the length of the connecting portion) in mesh explosion suppression material is 2 ~ 6mm. 在球状抑爆材料为2~8mm。 In the spherical explosion suppression material is 2 ~ 8mm. 切缝间的横向距离C(即筋宽)在网状抑制材料为1~2.5mm。 Cut sutural lateral distance C (i.e., width of the rib) is suppressed in the web material 1 ~ 2.5mm. 在球状抑爆材料为1~3mm。 In the spherical explosion suppression material is 1 ~ 3mm.

如图2所示:3为网格间的连接部,其宽度D在网状抑爆材料为2~5mm,在球状抑爆材料为2~6mm。 2: 3 as the connecting portion between the mesh, the mesh width D explosion suppression material is 2 ~ 5mm, the spherical explosion suppression material is 2 ~ 6mm. 4为与连接部一起组成网格的筋,其宽度在网状材料为1~2.5mm,在球状抑爆材料为1~3mm。 4 is a connection portion consisting of ribs along the mesh, the mesh width of which material is 1 ~ 2.5mm, the spherical explosion suppression material is 1 ~ 3mm. 单个网格组成的棱形网眼的长度E在网状抑爆材料为6~22mm,在球状材料为8~22mm。 Mesh grid of individual prismatic length E explosion suppression material web is 6 ~ 22mm, the spherical material is 8 ~ 22mm.

如图3所示:5和6为相邻的两层网格层,上下层的筋7和8交错叠合,形成了每层网格与相邻的网格以同一方向相互交错的结构,若干层网格叠合时,叠层间的筋和连接部基本呈不对称状态,但是各层网格的叠合方向均是基本一致,即棱形网格的长度如图2中的E均呈平行状态排列,多层网格间形成了无序交错的类似于蜂窝状的孔隙结构。 3: 5 and 6 of two adjacent mesh layer, the upper and lower ribs 7 and 8 cross-laminated, each layer is formed adjacent grid in the same direction staggered grid structure, 2 E when a plurality of stacked mesh layers, and the connection portion between the rib substantially asymmetrical laminated state, but the laminated direction of the respective layers are substantially uniform grid, i.e. the grid prismatic FIG average length are arranged in a parallel state, is formed between the multilayer grid structure similar to a honeycomb disordered pore interleaved.

如图4所示:9为网状抑爆材料的外层网格层,10为中间网格层,网卷是按图1图2的选择尺寸制作的单层网格,采用图3所述的方法经绕制或叠制成形,整个网卷从内到外均出类似蜂窝状的孔隙结构组成。 4: 9 mesh explosion suppression material outer layer mesh, an intermediate mesh layer 10, a web roll according to Figures 1 and 2 to select the size of a single layer mesh produced using the FIG. 3 the method has been wound or stacked into shape, the entire web roll from inside to outside are a honeycomb-like pore structure. 圆柱卷形网状抑爆材料可根据要求,既可叠合或绕制成矩形或其它形状,也可锯切为其它所需要的形状。 Cylindrical explosion suppression material web roll according to requirements, either laminated or wound into a rectangular or other shapes, may also be cutting the desired shape for the other.

如图5所示:11为单个球状抑爆材料的形状,它是由网状坯料经制球等工序制成,其外径为12~80mm,构成球状抑爆材料的铝箔条带12是由网状坯料中的筋和连接部组成,球11是由连接的条带12构成,球的内部为类似蜂窝状的孔隙结构,而球的外表面基本上是平滑的,所以既能保证材料的使用安全性能,又便于在储存器中将球状材料装入或取出。 5: 11 explosion suppression material as a single spherical shape, which is made from a blank by web processes balls, an outer diameter of 12 ~ 80mm, aluminum foil material constituting the spherical explosion suppression by the mesh belt 12 the rib-like material and the connecting portion composed of the ball 11 are connected by section 12 with a configuration, the inner ball is a honeycomb-like pore structure, and the outer surface of the ball is substantially smooth, it can guarantee the use of the material safety, and easy to remove in the material into the reservoir, or spherical.

如图6所示:便携式储存器13中所装设的填充物14为网状抑爆材料,15为油桶提手,16为储存器注口,因储存器13为圆柱形,所以装设了圆柱卷形网状抑爆材料,该材料的装入方式是在制作储存器同时装入。 Shown in Figure 6: a portable reservoir 13 mounted in the filler material 14 is a web explosion suppression, drums handle 15, the reservoir 16 is a nozzle, because the reservoir 13 is cylindrical, so that the installation a cylindrical explosion suppression material web roll, the charged material is charged manner while making the reservoir. 而球状抑爆材料则可直接从制作好的储存器灌注口装入或取出,球状抑爆材料的使用状态为多个球在储存器内自然叠放。 The spherical explosion suppression material can be produced directly from the infusion port good reservoir mounted or dismounted using a spherical state explosion suppression material is stacked in a plurality of balls natural reservoir.

本发明的用于易燃易爆物品的网状和球状抑爆材料的共同点是,其合金成份均无稀贵金属,在保证工艺性能和使用要求的同时降低了成本,耐腐蚀性强,在容器内可供长久使用,该材料的网格尺寸和形状设计合理,既保证了抑爆性能和刚度,又显著地降低了材料的密度,该材料的抑爆性能可靠。 Common for inflammable and explosive materials and mesh spherical explosion suppression material of this invention is that no precious metal alloy composition, and to ensure process performance requirements while reducing cost, corrosion resistance, in a container for long-term use, a reasonable size of the mesh material and shaped, both to ensure the explosion suppression performance and stiffness, but also significantly reduces the density of the material, a reliable performance of the explosion suppression material. 通过实验使用证明:网状和球状抑爆材料,均可大幅度地抑制燃爆压力,装设这两种材料的储存器(如汽油桶)在用明火点燃时,其中的汽油仅呈小火苗状燃烧,绝不会发生爆炸事故。 By experience, the use: a spherical mesh and explosion suppression material, blasting pressure can be significantly suppressed, installation of these two materials reservoir (e.g., barrels of gasoline) when ignited fire, which was only a small gasoline fire like combustion, explosion never occurs. 这种储存器也可不经排空用电、气焊直接带油、带气进行安全补漏,该网状和球状抑爆材料的填充量均可按储存器的耐压要求在60%~100%之间选择(完全装满容器时为100%),既确保了容器安全使用,又减少了材料所占容器的容积。 Such pressure reservoir emptying purposes without electricity, gas welding directly, with oil, gas safety trap, and the mesh may be spherical suppression filling volume of the reservoir requires explosive material in 60% to 100% of the sELECT (when the container is completely filled to 100%), both to ensure the safe use of container, but also reduce the volume occupied by the container material.

本发明的网状抑爆材料其特点是:网格叠层间的网孔是以同一方向相互交错排列的,多层网格相互间形成了无序交错结构,这种结构在阻滞火焰和爆炸波传播中效率更高,因而有效地提高了材料的抑爆性能,该材料的结构刚度较好。 Explosion suppression web material of the present invention is characterized by: a mesh between the mesh stack is mutually staggered in the same direction, the mesh between each other to form a multilayer staggered disordered structure, which retard flame and more efficient blast wave propagation, thus effectively improving the performance of the explosion suppression material, the material is preferably structural rigidity. 材料密度可根据使用要求在20~40Kg/M3范围内选择,占储存器的容积比为0.7%~1.5%,其抑爆性能在标准试验条件下,将丙烷空气混合气的爆炸压力抑制到不大于0.05MPa,(不使用该材料的爆炸压力为0.814MPa),材料密度为30Kg/M3,占储存器的容积比为1%,装填量为95%。 Material density can be selected according to requirements within 20 ~ 40Kg / M3 range, accounting for the volume ratio of the reservoir is 0.7 to 1.5%, which explosion suppression performance under standard test conditions, the explosion pressure of propane-air mixtures suppressed to not greater than 0.05MPa, (without using a burst pressure of the material is 0.814MPa), material density of 30Kg / M3, accounting reservoir volume ratio of 1% to 95% loadings.

本发明的球状抑爆材料的特点是:球状体的内部保证了类似蜂窝状的高孔隙结构,具有较好的抑爆性能,其密度根据使用要求在50~70Kg/M3范围内选择,占储存器的容积比为3.0~4.5%,其抑爆性能在标准试验条件下,将丙烷空气混合气的爆炸压力抑制到不大于0.07MPa,(不使用该材料的爆炸压力为0.814MPa),此时材料密度为63Kg/M3,占容器的容积比为3.9%,装填量为90%。 Spherical explosion suppression material of the present invention is characterized by: an internal spherical body ensures a highly porous honeycomb-like structure, having a good performance explosion suppression, a density selected within a 50 ~ 70Kg / M3 range according to requirements, accounting for storage volume ratio is 3.0 to 4.5%, which explosion suppression performance under standard test conditions, the propane-air mixture explosion pressure is suppressed to not more than 0.07MPa, (without using a burst pressure of the material is 0.814MPa), at this time material density of 63Kg / M3, the container volume ratio accounted for 3.9%, 90% loadings.

Claims (4)

  1. 1.一种用于易燃易爆物品的抑爆材料,其特征在于:扩展铝箔其化学成份重量百分比为:Mn为0.8~1.8,Fe为0.3~0.7,Si为0.3~0.6,Cu为0.1~0.2,Zn为0.1,Mg为0.03~0.1,Al余量,该网状抑爆材料由切缝并扩展后的铝箔叠制或绕制而成,层与层之间的网格以相同方向交错叠合,若干层网格相互间形成了无序交错结构,为蜂窝状孔隙结构的若干层叠合体,该球状抑爆材料由切缝并扩展后的铝箔制成,外表面平滑,内部为蜂窝状孔隙结构的球体。 An explosion suppression material for inflammable and explosive materials, which is characterized in that: expanded aluminum foil as its chemical composition by weight: Mn is 0.8 ~ 1.8, Fe is 0.3 ~ 0.7, Si is 0.3 ~ 0.6, Cu 0.1 ~ 0.2, Zn is 0.1, Mg of 0.03 ~ 0.1, Al balance, made of aluminum foil laminated or wound after the explosion suppression material web and extend from the slit, between the mesh layers in the same direction cross-laminated, several layers of mesh between each other to form a disordered staggered structure, made of aluminum foil laminated body of a plurality of honeycomb pore structure of the spherical explosion suppression material and the slit extend, smooth outer surface, inner honeycomb spherical shape of the pore structure.
  2. 2.根据权利要求1所述的易燃易爆物品的抑爆材料,其特征在于:网状抑爆材料其铝箔厚度为0.02~0.2mm,宽度为50~800mm,铝箔上的切缝长度为8~25mm,连接部长度为2~6mm,筋宽为1~2.5mm,扩展后单层网格的网眼尺寸为连接部宽度2~5mm,棱形网眼长度为6~22mm。 The explosion suppression material flammable article according to claim 1, characterized in that: reticular explosion suppression material which aluminum foil is 0.02 ~ 0.2mm, a width of 50 ~ 800mm, a length of the slit is an aluminum foil 8 ~ 25mm, connecting portion length is 2 6mm ~, rib width of 1 ~ 2.5mm, the mesh size of the mesh is connected to single extension width 2 ~ 5mm, a length of mesh prism 6 ~ 22mm.
  3. 3.根据权利要求1所述的易燃易爆物品的抑爆材料,其特征在于:球状抑爆材料由切缝并扩展后的铝箔网的卷合体冲压而成,其外形直径为12~80mm。 The explosion suppression material flammable article according to claim 1, wherein: the spherical body volume explosion suppression material and the slit extend the stamping foil web, which outer shape having a diameter of 12 ~ 80mm .
  4. 4.根据权利要求1或3所述的易燃易爆物品的抑爆材料,其特征在于:球状抑爆材料铝箔厚度为0.04~0.2mm,宽度为50~800mm,铝箔上的切缝长度为10~25mm,连接部长度为2~8mm,筋宽为1~3mm,扩展后单层网格的网眼尺寸为连接部宽度2~6mm,棱形网眼长度为8~22mm。 The explosion suppression material of claim 13 or claim inflammable and explosive materials, wherein: the spherical explosion suppression material is aluminum foil having a thickness of 0.04 ~ 0.2mm, a width of 50 ~ 800mm, a length of the slit is an aluminum foil 10 ~ 25mm, the connection portion length of 2 ~ 8mm, width of the rib 1 ~ 3mm, the mesh size of the mesh is connected to single extension width 2 ~ 6mm, a length of mesh prism 8 ~ 22mm.
CN 92102437 1992-04-03 1992-04-03 Explosion-restraining material for flammable and article easy to explode CN1029105C (en)

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CN100478211C (en) 2004-12-06 2009-04-15 黄晓东 Pouring orifice fire and explosion resistant device of vehicle fuel tank
CN100561078C (en) 2008-06-02 2009-11-18 苏州宏太铜材有限公司 Aluminum-cladding copper capillary and production technology thereof
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