第四百五十九章 攻城椎穹顶结构(2 / 2)

李孟羲见到攻城椎第一眼,就立刻觉得,这攻城椎会不会太宽了一点,会不会比城门还宽,以至于卡着进不去?

一想,这个问题可能会发生,却不会发生在义军工匠营。

做攻城器械非只是工匠营自己的事,做攻城器械需要战兵们帮着去砍木头,运送木头,还需要有人去探查清敌城结构,弄清城墙多高,城门多宽,然后,有了详细数据,木匠营就可做出最合适规格的攻城器械。

打造攻城器械,需多方协作才行。熟手工匠数量不可能太多,让工匠去砍伐木头,浪费人力,砍伐木头战兵们就可以代劳,省下的人手,木匠们就可以做更复杂的活儿了。

至于探查敌城明细,由骑兵代劳最好,骑兵机动能力强,呼啸至城下,呼啸又走,唯骑兵可从容抵近城墙和城门精确观量城墙和城门的数据。

正因为木匠营们得到了较为精准的数据,因而,木匠们可以放大胆子把攻城器械往大了做,而不用怕做太大了进不去门。

于攻城椎这一件攻城器械来说,越大越简单,因为做的大,强度就容易提升,强度就容易达到要求,如果做的小,小不拉几的一个攻城椎,还得要求其能防御住落石砸击,还得轮子大通行能力强,那可就得螺狮壳里做道场,难到天上去了。

从工匠们的角度,其他器械可能小一些,难度就低一些,有防御要求攻城椎反而做的越大难度越低。

李孟羲围着四辆攻城椎转了一圈,四辆攻城椎,一个如一个的巨大,尤其轮子,攻城椎的轮子比普通板车的车轮大了太多了,攻城椎的车轮是特质的巨型轮子。

李孟羲想爬上攻城椎顶部去看看,他顺着车轮,手脚并用的爬,忽然他感觉身体一轻,整个人悬空了。

有人将李孟羲给举起放攻城椎上了。

李孟羲看去,是关羽。

爬上攻城椎,李孟羲看到,攻城椎顶部就像是瓦房一样,是三角形的顶部,顶棚是用木板拼接成的,拼接紧凑,但不十分密实,李孟,看到了木板之间的缝隙,透过缝隙,凑近往下看,木板下黑咕隆咚的,看不清。

木板的缝隙最多只有半个筷子那么窄,缝隙虽有,但足以完全防御攻击。

完全防御攻击的意思是,这么窄的缝,除非拿刀砍,不然城上的弓弩什么的,根本射不进缝隙之中,也就弓弩无法射透棚顶了。

以棚顶的长度,李孟羲从这头走到那头,用了七大步才到头,可见其长。

棚顶又高又陡,在顶上走着不稳当。

李孟羲此时想到了一条关于顶部防御的知识,蛋壳结构承重能力非常强。

也就是,如果把攻城椎顶部做成弧形的话,将数倍提高防御能力。

弧形的壳体棚顶,难度应该有一些,但不至于做不成。

以李孟羲如今对木工技术的了解,要做弧形的棚顶,用热处理技术就行,把本来平的木板拿火加热,给软化一下,然后就可以把之弯成想要的弧形。

所谓木直中绳,鞣以为轮,车轮就是用直的方木热处理后给完成了弧形的,四个弧拼成了一个车轮。

可见,蛋壳穹顶状的棚顶是能够做到的,只是加工难度稍大,但不至于难度大到失去性价比的程度。穹顶结构对防御力的提升还是挺可观的。

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