CN105109158A - 有补强层的柔性底座 - Google Patents
有补强层的柔性底座 Download PDFInfo
- Publication number
- CN105109158A CN105109158A CN201510420020.9A CN201510420020A CN105109158A CN 105109158 A CN105109158 A CN 105109158A CN 201510420020 A CN201510420020 A CN 201510420020A CN 105109158 A CN105109158 A CN 105109158A
- Authority
- CN
- China
- Prior art keywords
- flexible bottom
- strengthening course
- layer
- carbon
- strengthening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005728 strengthening Methods 0.000 title claims abstract description 53
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 title abstract 6
- 239000002131 composite material Substances 0.000 claims abstract description 26
- 229920001084 poly(chloroprene) Polymers 0.000 claims abstract description 24
- 229920006231 aramid fiber Polymers 0.000 claims abstract description 14
- 239000003063 flame retardant Substances 0.000 claims description 23
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 claims description 12
- 239000011203 carbon fibre reinforced carbon Substances 0.000 claims description 12
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 11
- 239000004917 carbon fiber Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 11
- 238000002360 preparation method Methods 0.000 claims description 11
- 229920000784 Nomex Polymers 0.000 claims description 10
- 239000004760 aramid Substances 0.000 claims description 10
- 229920003235 aromatic polyamide Polymers 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 239000004763 nomex Substances 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 7
- 230000001680 brushing effect Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052799 carbon Inorganic materials 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004079 fireproofing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
- B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B25/08—Layered products comprising a layer of natural or synthetic rubber comprising rubber as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/18—Layered products comprising a layer of natural or synthetic rubber comprising butyl or halobutyl rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
本发明涉及冷发射装置中柔性底座技术,具体而言,涉及带有补强层的柔性底座。其自柔性底座的本体的内表面向外依次为补强层、防护层;补强层为多孔型碳碳硬毡复合材料层;防护层包括:自内向外依次为内防护层、屏蔽层、外防护层;内防护层、外防护层均为芳纶/阻燃氯丁橡胶复合材料层。本发明在柔性底座本体的内表面上粘接补强层,能够提高底座的刚度,且补强层采用碳碳硬毡复合材料,该材料质轻、刚度高;在补强层外采用防护层对补强层进行防护,该防护层为芳纶/阻燃氯丁橡胶复合材料,具备阻燃抗冲刷性能。
Description
技术领域
本发明涉及冷发射装置中柔性底座技术,具体而言,涉及带有补强层的柔性底座。
背景技术
柔性底座是冷发射装置的关键设备,安装于发射筒后部,用于将发射筒内燃气压力作用下的后坐载荷传递到地面,降低对发射车的影响。为了适应不同路面高低、凹凸不平的工况,柔性底座安装后与地面留有一定的间隙,在内压作用下通过自身柔性大变形与地面接触,将载荷有效传递。由于其一般采用柔性材料、多弯型结构设计,底座下底面的刚度较差,尤其是当底座的直径较大时,在使用过程中容易与地面产生接触、磨损,长期使用会影响其承载、密封性能,而且也降低了其路面适应能力。
发明内容
本发明的目的在于提供一种带有补强层的柔性底座,以解决底座的磨损问题。
本发明实施例提供了一种带有补强层的柔性底座,自所述柔性底座的本体的内表面向外依次为补强层、防护层;所述补强层为多孔型碳碳硬毡复合材料层;所述防护层包括:自内向外依次为内防护层、屏蔽层、外防护层;所述内防护层、所述外防护层均为芳纶/阻燃氯丁橡胶复合材料层。
在一些实施例中,优选为,所述补强层和所述柔性底座的本体的内表面之间采用氯丁橡胶液粘接。
在一些实施例中,优选为,所述内防护层粘贴于所述补强层,覆盖所述补强层并延伸至所述柔性底座的本体的内表面。
在一些实施例中,优选为,所述碳碳硬毡复合材料层的制备方法为:制备2.5D编织的碳纤维针刺毡;将所述碳纤维针刺毡浸入树脂,得到混合物;将所述混合物在500-560℃烧结而成。
在一些实施例中,优选为,所述碳纤维针刺毡和所述树脂的质量比为7:3,所述碳碳硬毡复合材料层的碳化率大于90%。
在一些实施例中,优选为,所述芳纶/阻燃氯丁橡胶复合材料层的制备方法为:取预设厚度的芳纶纤维层;在所述芳纶纤维层的两面涂刷设计厚度的阻燃氯丁橡胶液。
在一些实施例中,优选为,所述芳纶纤维层的厚度为0.4-0.6毫米;和/或,所述阻燃氯丁橡胶液的涂刷厚度为0.04-0.06毫米。
在一些实施例中,优选为,所述柔性底座的两端连接有法兰,所述法兰与所述柔性底座本体一体硫化粘结而成。
在一些实施例中,优选为,所述法兰包括:法兰板和螺套;所述法兰板的中部设置阶梯型凹槽;所述螺套呈阶梯状结构,卡入所述阶梯型凹槽内,中部设置螺纹孔。
在一些实施例中,优选为,所述柔性底座本体的上方设有发射筒连接法兰安装位;
还配备导向销,其用于所述柔性底座本体和所述发射筒连接法兰在所述发射筒连接法兰安装位导向对接;
还配备紧固件,其用于将所述发射筒连接法兰与所述柔性底座本体紧固连接。
本发明实施例提供的带有补强层的柔性底座,与现有技术相比,在柔性底座本体的内表面上粘接补强层,能够提高底座的刚度,且补强层采用碳碳硬毡复合材料,该材料质轻、刚度高;在补强层外采用防护层对补强层进行防护,该防护层为芳纶/阻燃氯丁橡胶复合材料,具备阻燃抗冲刷性能。
附图说明
图1为本发明一个实施例中柔性底座整体结构俯视示意图;
图2为本发明一个实施例中柔性底座截面示意图;
图3为本发明与发射筒连接后,图2中柔性底座本体一个紧固件连接位置的截面示意图;
图4为本发明与发射筒连接前,图2中柔性底座本体右边的导向销安装截面示意图。
注:1柔性底座本体的内表面;2补强层;3防护层;31内防护层;32外防护层;33屏蔽层;4法兰;41法兰板;42螺套;5紧固件;6导向销;7发射筒连接法兰。
具体实施方式
下面通过具体的实施例结合附图对本发明做进一步的详细描述。
考虑到目前柔性底座一般采用柔性材料、多弯型结构设计,底座下底面的刚度较差,尤其是当底座的直径较大时,在使用过程中容易与地面产生接触、磨损,长期使用会影响其承载、密封性能,而且也降低了其路面适应能力的问题,本实施例提供一种轻质、高强度、阻燃抗冲刷的带有补强层的柔性底座。
该带有补强层的柔性底座,其自柔性底座的本体的内表面向外依次为补强层、防护层;补强层为多孔型碳碳硬毡复合材料层;防护层包括:自内向外依次为内防护层、屏蔽层、外防护层;内防护层、外防护层均为芳纶/阻燃氯丁橡胶复合材料层。
在柔性底座本体的内表面上粘接补强层,能够提高底座的刚度,且补强层采用碳碳硬毡复合材料,该材料质轻、刚度高;在补强层外采用防护层对补强层进行防护,该防护层为芳纶/阻燃氯丁橡胶复合材料,具备阻燃抗冲刷性能。
接下来,通过一些具体实施例来详细描述该带有补强层的柔性底座:
一种带有补强层的柔性底座,如图1,2所示,其本体1由柔性材料制成,为了增加其刚度,自柔性底座的本体1的内表面向外依次为补强层2、防护层3;即在本体1内表面上粘贴补强层2,再在补强层2上施加防护层3。其中,补强层2为多孔型碳碳硬毡复合材料层,这种材料为多孔结构,因此,同样体积下质量较轻,而碳化率(即含碳率)大于90%,因此,刚度非常大,能增大柔性底座的底部刚度。而防护层3对补强层2施加保护,实现阻燃抗冲刷的效果。该防护层3又有多层构成,自内向外依次为内防护层31、屏蔽层33、外防护层32;内防护层31、外防护层32均为芳纶/阻燃氯丁橡胶复合材料层,芳纶为高强度材料,氯丁橡胶为优秀的阻燃材料。而屏蔽层33布置于内、外两层防护层之间,实现防护抗冲刷。
为了提高补强层2和本体1内表面之间的连接强度,补强层2和柔性底座的本体1的内表面之间采用氯丁橡胶液粘接,另一方面,氯丁橡胶液具备阻燃效果。
内防护层31粘贴于补强层2,覆盖补强层2并延伸至柔性底座的本体1的内表面。然后粘接屏蔽层33,最后粘接外防护层32。
碳碳硬毡复合材料层为一种多孔型高碳化率耐高温的材料层,其制备方法为:
制备2.5D编织的碳纤维针刺毡;即以2.5D编织的碳纤维整体针刺毡为原材料,将这种碳纤维针刺毡浸入树脂,得到混合物;然后将混合物在500-560℃烧结而成。
上述制备过程中,碳纤维针刺毡和树脂的质量比为7:3,高温烧结后得到的碳碳硬毡复合材料层的碳化率(含碳率)大于90%。质轻、高强度。
芳纶/阻燃氯丁橡胶复合材料层具备高强度、阻燃特性,其制备方法为:
取预设厚度的芳纶纤维层,即以芳纶纤维层为原材料,在芳纶纤维层的两面涂刷设计厚度的阻燃氯丁橡胶液。
在上述制备过程中,芳纶纤维层的厚度为0.4-0.6毫米;阻燃氯丁橡胶液的涂刷厚度为0.04-0.06毫米。比如0.5毫米的芳纶纤维层,涂刷0.05毫米的阻燃氯丁橡胶液,得到0.6毫米的芳纶/阻燃氯丁橡胶复合材料层。
为了提高柔性底座与发射筒的快速连接,进行如下设计:柔性底座的两端连接有法兰4,法兰4与柔性底座本体1一体硫化粘结而成。
上述的法兰4包括:法兰板41和螺套42;法兰板41的中部设置阶梯型凹槽;螺套42呈阶梯状结构,卡入阶梯型凹槽内,中部设置螺纹孔。将螺套42和法兰板41提前安装,随后和柔性底座本体1进行一体硫化粘接,以减少装配复杂度。
柔性底座本体1的上方设有发射筒连接法兰4安装位;在连接的时候,直接将发射筒连接法兰4至于该安装位即可。
如图3,4所示,为了方便、快速得将发射筒落入安装位,柔性底座还配备导向销6,柔性底座通过导向销6与发射筒连接法兰7导向对接。由于柔性底座还配备紧固件5,在导向对接后,拆除导向销6后通过紧固件5与螺套42连接,实现与发射筒连接法兰7的快速连接。
通过该方法制备的柔性底座具备高刚度性能,阻燃抗冲刷性强,而且,可以与发射筒快速连接。
以上所述仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (10)
1.一种带有补强层的柔性底座,其特征在于,自所述柔性底座的本体的内表面向外依次为补强层、防护层;所述补强层为多孔型碳碳硬毡复合材料层;所述防护层包括:自内向外依次为内防护层、屏蔽层、外防护层;所述内防护层、所述外防护层均为芳纶/阻燃氯丁橡胶复合材料层。
2.如权利要求1所述的带有补强层的柔性底座,其特征在于,所述补强层和所述柔性底座的本体的内表面之间采用氯丁橡胶液粘接。
3.如权利要求1所述的带有补强层的柔性底座,其特征在于,所述内防护层粘贴于所述补强层,覆盖所述补强层并延伸至所述柔性底座的本体的内表面。
4.如权利要求1所述的带有补强层的柔性底座,其特征在于,所述碳碳硬毡复合材料层的制备方法为:
制备2.5D编织的碳纤维针刺毡;
将所述碳纤维针刺毡浸入树脂,得到混合物;
将所述混合物在500-560℃烧结而成。
5.如权利要求4所述的带有补强层的柔性底座,其特征在于,所述碳纤维针刺毡和所述树脂的质量比为7:3,所述碳碳硬毡复合材料层的碳化率大于90%。
6.如权利要求1所述的带有补强层的柔性底座,其特征在于,所述芳纶/阻燃氯丁橡胶复合材料层的制备方法为:
取预设厚度的芳纶纤维层;
在所述芳纶纤维层的两面涂刷设计厚度的阻燃氯丁橡胶液。
7.如权利要求6所述的带有补强层的柔性底座,其特征在于,所述芳纶纤维层的厚度为0.4-0.6毫米;和/或,所述阻燃氯丁橡胶液的涂刷厚度为0.04-0.06毫米。
8.如权利要求1-7任一项所述的带有补强层的柔性底座,其特征在于,所述柔性底座的两端连接有法兰,所述法兰与所述柔性底座本体一体硫化粘结而成。
9.如权利要求8所述的带有补强层的柔性底座,其特征在于,所述法兰包括:法兰板和螺套;所述法兰板的中部设置阶梯型凹槽;所述螺套呈阶梯状结构,卡入所述阶梯型凹槽内,中部设置螺纹孔。
10.如权利要求9所述的带有补强层的柔性底座,其特征在于,
所述柔性底座本体的上方设有发射筒连接法兰安装位;
还配备导向销,其用于所述柔性底座本体和所述发射筒连接法兰在所述发射筒连接法兰安装位导向对接;
还配备紧固件,其用于将所述发射筒连接法兰与所述柔性底座本体紧固连接。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510420020.9A CN105109158B (zh) | 2015-07-16 | 2015-07-16 | 有补强层的柔性底座 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510420020.9A CN105109158B (zh) | 2015-07-16 | 2015-07-16 | 有补强层的柔性底座 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105109158A true CN105109158A (zh) | 2015-12-02 |
CN105109158B CN105109158B (zh) | 2018-08-21 |
Family
ID=54657371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510420020.9A Active CN105109158B (zh) | 2015-07-16 | 2015-07-16 | 有补强层的柔性底座 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105109158B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107525436A (zh) * | 2017-08-28 | 2017-12-29 | 北京航天发射技术研究所 | 一种防止弹射后效回吸的柔性底座 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104135585A (zh) * | 2013-05-01 | 2014-11-05 | 富士施乐株式会社 | 终端装置、读取处理系统和方法 |
-
2015
- 2015-07-16 CN CN201510420020.9A patent/CN105109158B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104135585A (zh) * | 2013-05-01 | 2014-11-05 | 富士施乐株式会社 | 终端装置、读取处理系统和方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107525436A (zh) * | 2017-08-28 | 2017-12-29 | 北京航天发射技术研究所 | 一种防止弹射后效回吸的柔性底座 |
CN107525436B (zh) * | 2017-08-28 | 2019-08-30 | 北京航天发射技术研究所 | 一种防止弹射后效回吸的柔性底座 |
Also Published As
Publication number | Publication date |
---|---|
CN105109158B (zh) | 2018-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204095924U (zh) | 一种车辆用复合地板 | |
CN103803033B (zh) | 一种可调节的舰船管路抗冲击套环装置 | |
EP1735210B2 (en) | Foam composite insulation for aircraft | |
CN102705293B (zh) | 致动缸的缸体及其制造方法和混凝土泵送设备 | |
US7824751B2 (en) | Structural reinforcement system | |
KR102048508B1 (ko) | 3축 섬유 강화된 복합 라미네이트 | |
KR102223340B1 (ko) | 전자기적 효과에 대한 방호를 제공하는 고정구 시스템 | |
JP2010508203A (ja) | 高剛性の積層縦材を備えた航空機又は宇宙船の硬化筐体、および対応する積層縦材 | |
CN105845226B (zh) | 一种防水海底电缆 | |
KR20120053722A (ko) | 복합 장갑 | |
CN204533857U (zh) | 一种阻燃抗静电pvc管 | |
CN105109158A (zh) | 有补强层的柔性底座 | |
CN203714155U (zh) | 一种抗爆、防火、绝缘、降噪的海洋平台舱壁结构 | |
CA2797550C (en) | Carbon-fibre-reinforced plastic draw-pull bar | |
US20130284339A1 (en) | Ballistic Protection Systems and Methods | |
KR101149426B1 (ko) | 다층형 내충격 패널 및 그 설계방법 | |
CN103803015B (zh) | 一种能够抗爆和防噪的舰船上层建筑的舱壁 | |
CN207224722U (zh) | 一种防火保温车厢复合板 | |
CN203832702U (zh) | 一种能够抗爆和防噪的舰船上层建筑的舱壁 | |
CN103827571A (zh) | 自密封液体容纳系统及其安装方法 | |
CN209176852U (zh) | 船用减震隔声甲板敷料结构 | |
CN203854833U (zh) | 一种可调节的舰船管路抗冲击套环装置 | |
CN209538438U (zh) | 一种用于室内薄型钢结构的防火涂料复合结构 | |
US20100001005A1 (en) | Composite Cryogenic Tank with Thermal Strain Reducer Coating | |
CN114407479A (zh) | 柔性防火防爆板及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |