TWI820899B - 組合式塑膠棧板 - Google Patents
組合式塑膠棧板 Download PDFInfo
- Publication number
- TWI820899B TWI820899B TW111134186A TW111134186A TWI820899B TW I820899 B TWI820899 B TW I820899B TW 111134186 A TW111134186 A TW 111134186A TW 111134186 A TW111134186 A TW 111134186A TW I820899 B TWI820899 B TW I820899B
- Authority
- TW
- Taiwan
- Prior art keywords
- clamping
- panel
- foot
- support
- groove
- Prior art date
Links
- 239000002184 metal Substances 0.000 claims abstract description 51
- 230000002787 reinforcement Effects 0.000 claims abstract description 39
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 21
- 230000007704 transition Effects 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 14
- 238000001746 injection moulding Methods 0.000 description 13
- 230000000670 limiting effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Images
Classifications
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- B65D2519/00935—Details with special means for nesting or stacking
- B65D2519/00955—Details with special means for nesting or stacking stackable
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Abstract
一種組合式塑膠棧板,包括面板以及若干可拆卸地設置於所述面板的下側面的支撐腳,所述面板的內部嵌有金屬加強件,每個所述支撐腳均為長方體,每個所述支撐腳的四個側面均向內凹陷形成有第一凹槽,每個所述支撐腳的四個側邊形成有加強棱,所述加強棱與所述第一凹槽的槽底通過圓弧順滑過渡。本發明提供的組合式塑膠棧板,可以根據需要自由組裝,且承重能力強。
Description
本發明涉及倉儲物流設備技術領域,尤其涉及一種組合式塑膠棧板。
棧板是為方便零散物品的擺放和出貨要求而製成的底座,放置在地面上可以避免物品受潮或受損,也可以與叉車、貨架等物流設備配套作為物流單元使用,以便於貨物裝卸和搬運,是現代化物流倉儲中必不可少的物流設備之一。目前,常用的棧板主要有木制棧板和塑膠棧板,其中,塑膠棧板因其質輕、耐腐蝕和使用壽命長等特點被廣泛應用。但是,塑膠棧板通常採用注塑的方式一體成型,需要用很大的機器才能生產,而且多種類型的棧板需要做多套大型的模具,此外,材質多為塑料,容易變形,承重能力不強,棧板腳局部損壞則整個棧板無法正常使用,降低了使用壽命,使得生產成本較高。
本發明針對上述問題,提出了一種可以根據需要自由組裝且承重能力強的組合式塑膠棧板。
本發明採取的技術手段如下:本發明提供一種組合式塑膠棧板,包括面板以及若干可拆卸地設置於所述面板的下側面的支撐腳,所述面板的內部嵌有金屬加強件,每個所述支撐腳均為長方體,每個所述支撐腳的四個側面均向內凹陷形成有第一凹槽,每個所述支撐腳的四個側邊形成有加強棱,所述加強棱與所述第一凹槽的槽底通過圓弧順滑過渡;所述組合式塑膠棧板包括若干底鋪板或若干底腳板,所述支撐腳設有貫穿設置的卡柱,且所述卡柱的橫截面為圓形,所述面板上設有定位筒,所述支撐
腳上端的所述卡柱套入或插入所述面板的所述定位筒,所述卡柱設有若干沿其圓周方向排佈的第四卡腳,所述底鋪板或所述底腳板設有若干與所述第四卡腳相對應的卡槽,所述第四卡腳和所述卡槽配合卡定;其中,所有的所述第四卡腳圍成圓形結構;所述面板的上側面的邊沿設有若干擋塊,所述擋塊與所述第一凹槽相對應設置,所述擋塊具有導入斜面,以便所述擋塊卡入所述第一凹槽內;所述面板的上側面設有若干用於防滑的防滑塊,所述防滑塊設有矩形紋理的防滑凸紋;所述擋塊和所述面板之間以及所述防滑塊和所述面板之間通過第一卡接結構可拆卸地連接,所述第一卡接結構包括第一卡位槽、第一卡腳以及第二卡腳,所述第一卡腳和所述第二卡腳相互間隔,且所述第一卡腳和所述第二卡腳的朝向相背設置,所述第一卡腳和所述第二卡腳伸入所述第一卡位槽內相配合卡定;所述面板和所述支撐腳通過第二卡接結構可拆卸地連接,所述第二卡接結構包括第三卡腳、卡位柱以及第二卡位槽,所述第三卡腳具有卡位台階和卡入頭部,且所述卡位台階與所述卡位柱配合限位,所述卡入頭部具有卡入斜面,所述卡入頭部的部分插入所述第二卡位槽內。
可選地,所述組合式塑膠棧板中,若干所述支撐腳沿第一水平方向和第二水平方向成排設置,若干底鋪板沿第一水平方向和/或第二水平方向可拆卸地設置於所述支撐腳的底部。
可選地,所述底鋪板的內部嵌有金屬加強件,增加底鋪板的結構強度,使得上貨架時的結構牢靠。金屬加強件為鋼管。
可選地,所述金屬加強件包括管狀的金屬加強管以及內嵌於所述金屬加強管內的支撐件,所述支撐件側部抵頂在所述金屬加強管的內壁上。
可選地,所述金屬加強管的橫截面為矩形,所述支撐件包括至少一個第一支撐部以及至少一個第二支撐部,所述第一支撐部和所述第二支撐部相互垂直設置。
可選地,所述金屬加強管套設有若干定位扣件,所述定位扣件外側面部分向外凸起形成定位部。
可選地,所述面板上和/或面板的邊沿設有應力釋放區。該應力釋放區可以為圓孔或者圓弧槽,可以防止面板注塑成型後應力集中。
具體地,面板的邊沿設有圓弧槽,圓弧槽的數量可以為雙數個,雙數個圓弧槽在面板的邊沿對稱設置,可以均勻地降低應力集中,避免面板不均勻變形。其中,圓弧槽為圓形弧狀或橢圓弧狀,該圓弧槽也可以是和圓弧和圓孔組合的結構。面板上設有圓孔,圓孔可以是圓形或者橢圓形,具體根據面板的受力方向和位置選擇開孔部位,圓形孔一般應開在低應力區,如果必須開在高應力區,則採取橢圓形孔,橢圓形的長軸與主應力方向平行,可以有效降低應力集中係數。
本發明的有益效果是:本發明提供的組合式塑膠棧板,面板和支撐腳之間為可拆卸結構,可以對支撐腳和面板進行隨意組裝,可以滿足不同的存儲需求,且支撐腳損壞時只需要更換支撐腳即可,不需要對整個塑膠棧板進行更換,節省了資源和維護成本。塑膠棧板的各部分可以分開生產製造,當需要生產不同類型的棧板時,調整其中的某個或幾個模具即可,注塑設備和模具的通用性更高,可以有效降低生產成本。面板的內部鑲嵌有金屬加強件,可以有效地增強面板的結構強度,保證面板的使用壽命,此外由於金屬加強件是在面板注塑時內嵌於面板內部的,可以有效地避免金屬加強件氧化腐蝕的問題。支撐腳的側面向內設置有第一凹槽,支撐腳的側邊向外凸形成有加強棱,即支撐腳的側面為曲折的結構,支撐腳的結構強度高、支撐結構更穩定。
1:面板
11:定位筒
12:圓孔
13:圓弧槽
2:支撐腳
21:第一凹槽
22:加強棱
23:卡柱
231:第四卡腳
3:金屬加強件
31:金屬加強管
32:支撐件
321:第一支撐部
322:第二支撐部
33:定位扣件
331:定位部
332:斷口槽
4:擋塊
41:導入斜面
5:防滑塊
51:防滑凸紋
6:第一卡接結構
61:第一卡位槽
62:第一卡腳
63:第二卡腳
7:第二卡接結構
71:第三卡腳
711:卡位台階
712:卡入頭部
713:卡入斜面
714:加強肋
72:卡位柱
73:第二卡位槽
8:底鋪板
81:卡槽
9:底腳板
91:安裝孔
X:第一水平方向
Y:第二水平方向
圖1是本發明第一個實施例的結構示意圖;圖2是本發明實施例的支撐腳的結構示意圖;圖3是本發明第二個實施例的底部結構示意圖;圖4是本發明第三個實施例的底部結構示意圖;圖5是本發明第四個實施例的底部結構示意圖;圖6是本發明第五個實施例的底部結構示意圖;圖7是本發明第六個實施例的底部結構示意圖;圖8是本發明第七個實施例的底部結構示意圖;圖9是本發明面板與支撐腳、擋板的裝配結構剖面示意圖;圖10是圖9中結構的爆炸圖;圖11是本發明實施例金屬加強件內嵌於面板的截面結構示意圖;圖12是本發明實施例金屬加強件的結構示意圖;圖13是本發明實施例防滑塊的結構示意圖;圖14是本發明第八個實施例的面板的結構示意圖;圖15是圖14中A處的局部放大圖;圖16為本發明實施例底鋪板的部分截面示意圖;圖17為本發明實施例的底腳板的底面示意圖;圖18為本發明的支撐腳的另一個結構示意圖。
下面結合各圖式,通過具體實施例,對本發明進行詳細、完整的描述。
請參考圖1-13所示,本發明提供一種組合式塑膠棧板,包括面板1以及若干可拆卸地設置於面板1的下側面的支撐腳2,面板1的內部嵌有金屬加強件3,每個支撐腳2均為長方體,每個支撐腳2的四個側面均向內凹陷形成有第一凹槽21,每個支撐腳2的四個側邊形成有加強棱22,加強棱22與第一凹槽21的槽底通過圓弧順滑過渡。
面板1和支撐腳2之間為可拆卸結構,可以對支撐腳2和面板1進行隨意組裝,可以滿足不同的存儲需求,且支撐腳2損壞時只需要更換支撐腳2即可,不需要對整個塑膠棧板進行更換,節省了資源和維護成本。塑膠棧板的各部分可以分開生產製造,當需要生產不同類型的棧板時,調整其中的某個或幾個模具即可,注塑設備和模具的通用性更高,可以有效降低生產成本。面板1的內部鑲嵌有金屬加強件3,可以有效地增強面板1的結構強度,保證面板1的使用壽命,此外由於金屬加強件3是在面板1注塑時內嵌於面板1內部的,可以有效地避免金屬加強件3氧化腐蝕的問題。支撐腳2的側面向內設置有第一凹槽21,支撐腳2的側邊向外凸形成有加強棱22,即支撐腳2的側面為曲折的結構,支撐腳2的結構強度高、支撐結構更穩定。
面板1為矩形面板,通過在面板1的下側面安裝的支撐腳2的數量不同可以相應的組裝成四腳、五腳、六腳、八腳、九腳的塑膠棧板,以滿足不同貨物的存儲需求。例如,請參考圖3所示,當在面板1的四個角處分別設置有一個支撐腳2時,可以組裝形成四腳塑膠棧板;請參考圖4所示,當在面板1的四個角處分別設置有一個支撐腳2,且在面板1的中部設置有一個支撐腳2時,可以組裝形成五腳塑膠棧板;請參考圖5所示,當在面板1的兩個長側邊分別設置有三個支撐腳2時,可以組裝形成六腳塑膠棧板;當在面板1的四個角處和四個側邊處分別設置有一個支撐腳2,可以組裝形成八腳塑膠棧板(圖中未示
出);請參考圖6所示,當在面板1的四個角處、四個側邊以及面板1的中部分別設置有一個支撐腳2,可以組裝形成九腳塑膠棧板。
其中,金屬加強件3呈目字型或田字型或日字型或口字型的框架,多種不同類型的框架可以更好的適應塑膠棧板的使用要求。
一實施例中,請參考圖1和圖9所示,面板1的上側面的邊沿設有若干擋塊4,擋塊4與第一凹槽21相對應設置。一方面,擋塊4設置於面板1的邊沿且凸出於面板1,使得貨物放置於面板1上時,擋塊4對貨物具有限位的作用,防止搬運時或者傾斜時貨物滑落;另一方面,塑膠棧板之間堆疊時,擋塊4可以插入第一凹槽21內,使得成堆堆疊的塑膠棧板的結構穩定、可靠。具體地,擋塊4具有導入斜面41,以便擋塊4卡入第一凹槽21內。
一實施例中,請參考圖1、圖7和圖13所示,面板1的上側面還設有若干用於防滑的防滑塊5,防滑塊5設有防滑凸紋51。在面板1上設置防滑塊5,可以增加面板1和貨物之間的摩擦阻力,防止搬運時或者傾斜時貨物滑動。具體地,防滑凸紋51可以是矩形圈紋理或者其他結構的矩形紋理,對貨物在四個方向上均具有防滑的作用。
一實施例中,請參考圖9和圖10所示,擋塊4和面板1之間通過第一卡接結構6可拆卸地連接,第一卡接結構6包括第一卡位槽61、第一卡腳62以及第二卡腳63,第一卡腳62和第二卡腳63相互間隔,且第一卡腳62和第二卡腳63的朝向相背設置,第一卡腳62和第二卡腳63伸入第一卡位槽61內相配合卡定。第一卡腳62和第二卡腳63的朝向相背,使得擋塊4和防滑塊5卡入面板1的第一卡位槽61內時,兩側均能夠很好地卡定,結構穩定,擋塊4和防滑塊5均不會晃動。此外,第一卡腳62和第二卡腳63相互之間有間隔,使得第一卡腳62和第二卡腳63的彈性變形空間相對更大,且不會相互干擾。第一卡腳62和第二卡
腳63均設置有輔助卡入第一卡位槽61內的斜面設計以及用於與第一卡位槽61的槽壁配合卡定的台階。
其中,防滑塊5和面板1之間也可以採用第一卡接結構6連接。
具體地,第一卡腳62和第二卡腳63可以設置於擋塊4和防滑塊5上,第一卡位槽61設置於面板1上;但不限於此,第一卡腳62和第二卡腳63也可以是設置在面板1上,第一卡位槽61設置於支撐腳2上,均可以實現面板1和擋塊4、防滑塊5之間的卡接連接,本發明對此不作具體限定。
一實施例中,請參考圖2、圖9和圖10所示,面板1和支撐腳2通過第二卡接結構7可拆卸地連接,第二卡接結構7包括第三卡腳71、卡位柱72以及第二卡位槽73,第三卡腳71具有卡位台階711和卡入頭部712,且卡位台階711與卡位柱72配合限位,卡入頭部712具有卡入斜面713,卡入頭部712的部分插入第二卡位槽73內,使得第三卡腳71和第二卡位槽73之間可以在水平方向上形成限位結構,卡入頭部712設置的卡入斜面713設置使得卡入頭部712無法完全伸入第二卡位槽73內,再配合卡位台階711和卡位柱72的限位結構,能夠在豎直方向上形成限位結構,進而保證面板1和支撐腳2之間形成的第二卡接結構7穩定。同時,卡入斜面713的設計,使得第三卡腳71卡入時更為順暢。第三卡腳71的背面可以設置有加強肋714,使得第三卡腳71具有較高的結構強度,加強肋714上的斜面設計也可以限制第三卡腳71伸入第二卡位槽73的深度。具體地,第三卡腳71可以設置於支撐腳2上,卡位柱72和第二卡位槽73相對應於第三卡腳71設置於面板1上;但不限於此,第三卡腳71也可以是設置在面板1上,卡位柱72和第二卡位槽73相對應於第三卡腳71設置於支撐腳2上,均可以實現面板1和支撐腳2的卡接連接,本發明對此不作具體限定。
一實施例中,請參考圖7和圖8所示,組合式塑膠棧板還包括若干底鋪板8,若干支撐腳2沿第一水平方向X和第二水平方向Y成排設置,若干
底鋪板8沿第一水平方向X和/或第二水平方向Y可拆卸地設置於支撐腳2的底部。
請參考圖16所示,底鋪板8的內部嵌有金屬加強件3,可以增加底鋪板8的結構強度,使得上貨架時的結構牢靠。金屬加強件3為鋼管,鋼管沿底鋪板8的長度方向佈設。底鋪板8的邊沿也設置有圓弧槽和圓孔的組合,防止注塑成型後底鋪板8的應力集中。
具體地,支撐腳2的數量可以為九個,九個支撐腳2排列成3x3的結構,請參考圖7所示,所有的底鋪板8均沿第一水平方向或者沿第二水平方向排佈時可以形成川字結構的塑膠棧板;請參考圖8所示,所有的底鋪板8沿第一水平方向和第二水平方向排布時可以形成田字形結構的塑膠棧板。
但不限於此,請參考圖5和圖6所示,支撐腳2的底部也可以只設置有與其底部形狀相適應的底腳板9,使得支撐腳2可以根據需要調整成單個支腳、川字或者田字結構,支撐腳2和底腳板9、底鋪板8之間不同的組合方式可以涵蓋所需的所有非套疊類型的棧板。請參考圖17所示,底腳板9的底面設有安裝孔91,用於安裝防滑墊。防滑墊為矽膠或橡膠等軟質材料的,可以增加底腳板9和地面之間或者疊放時底腳板9和與其接觸的面板1之間的摩擦作用。
其中,底鋪板8的兩側具有朝向地面向下傾斜的傾斜面,以便叉車插入。
一實施例中,請參考圖9和圖10所示,支撐腳2的底部設有橫截面為圓形的卡柱23,卡柱23設有若干沿其圓周方向排布的第四卡腳231,底鋪板8設有若干與第四卡腳231相對應的卡槽81,第四卡腳231和卡槽81配合卡定。第四卡腳231和卡槽81均呈弧形,所有的第四卡腳231圍成圓形結構,所有的第四卡腳231和其對應的卡槽81配合卡定的結構穩定,不容易晃動。所有的
第四卡腳231的朝向可以是相同的,也可以是不同的,本發明實施例對此不作具體限定。
卡柱23可以是貫穿於支撐腳2設置的,即支撐腳2的兩端可以都設置有卡柱23的結構,面板1上設有定位筒11,支撐腳2上端的卡柱23套入或者插入面板1的定位筒11,支撐腳2下端的卡柱23和底鋪板8配合卡定。
但不限於此,請參考圖18所示,卡柱23的橫截面也可以為十字形或X字的交叉結構,十字形或X字形的卡柱23插入面板1的定位筒11內。其中,卡柱23的尺寸略大於定位筒11的內徑,卡柱23和定位筒11之間的裝配結構穩定,由於卡柱23和面板1的接觸面積小,更容易將卡柱23插入。卡柱23的插入端設置有導入面,以便卡柱23能夠順暢地插入定位筒11內。
此外,支撐腳2和底腳板9之間也可以通過上述的第四卡腳231和卡槽81配合可拆卸地連接。
一實施例中,請參考圖11和圖12所示,金屬加強件3包括管狀的金屬加強管31以及內嵌於金屬加強管31內的支撐件32,支撐件32側部抵頂在金屬加強管31的內壁上。金屬加強管31使用中空管狀,可以在保持主體加強框架強度和剛性的同時,大幅度減少重量,節省材料,節約成本。
金屬加強管31的橫截面為矩形,支撐件32包括至少一個第一支撐部321以及至少一個第二支撐部322,第一支撐部321和第二支撐部322相互垂直設置,使得支撐件32的橫截面為卄字型、十字型或者井字形結構,可以防止中空的金屬加強管31在注塑壓力下擠壓變形,在金屬加強管31的內部嵌入支撐件32在增強金屬加強件3的強度和剛性的同時,又不會顯著地增加金屬加強件3的重量。
金屬加強管31套設有若干定位扣件33,定位扣件33外側面部分向外凸起形成定位部331。定位扣件33優選使用卡扣的方式套設在主體加強框
架上,結構簡單,安裝方便,也可以使用螺栓等其他可拆卸的連接方式。定位扣件33優選使用塑料製成。
在製造塑料品時進行注塑成型前,先把金屬加強件3植入到模具預留的位置中,將定位扣件33扣接到模具內對應的卡扣部位,從而將金屬加強件3相對模具固定,防止金屬加強件3在隨後的模具移動和注塑成型中相對模具出現錯位,而且定位扣件33在注塑成型時可以將包裹金屬加強件3的塑料分割成段,避免由於塑料注塑成型後,包裹的塑料發生收縮時被金屬加強件3衝破、開裂。在面板1注塑時同步植入金屬加強件3,金屬加強件3在注塑成型時可以被塑料全覆蓋,面板1的整體性更好,結構強度高。
在定位扣件33的一側面開設斷口槽332,使得定位扣件33可以從金屬加強管31的中間部位直接卡扣進去,使用更為方便。
請參考圖14和15所示,一實施例中,面板1上設有圓孔12,面板1的邊緣設有圓弧槽13和圓孔的組合,防止注塑成型後面板1的應力集中。其中,面板1為矩形結構,面板1的四個邊分別均勻設置有兩個圓弧槽13,面板1內均勻設置有四個圓孔12,使得應力均勻化。
以上僅為本發明的優選實施例,並非因此即限制本發明的專利保護範圍,凡是運用本發明說明書及圖式內容所作的等效結構變換,直接或間接運用在其他相關的技術領域,均同理包括在本發明的保護範圍內。
1:面板
2:支撐腳
21:第一凹槽
4:擋塊
5:防滑塊
9:底腳板
Claims (6)
- 一種組合式塑膠棧板,其包括面板以及若干可拆卸地設置於所述面板的下側面的支撐腳,所述面板的內部嵌有金屬加強件,每個所述支撐腳均為長方體,每個所述支撐腳的四個側面均向內凹陷形成有第一凹槽,每個所述支撐腳的四個側邊形成有加強棱,所述加強棱與所述第一凹槽的槽底通過圓弧順滑過渡;所述組合式塑膠棧板包括若干底鋪板或若干底腳板,所述支撐腳設有貫穿設置的卡柱,且所述卡柱的橫截面為圓形,所述面板上設有定位筒,所述支撐腳上端的所述卡柱套入或插入所述面板的所述定位筒,所述卡柱設有若干沿其圓周方向排佈的第四卡腳,所述底鋪板或所述底腳板設有若干與所述第四卡腳相對應的卡槽,所述第四卡腳和所述卡槽配合卡定;其中,所有的所述第四卡腳圍成圓形結構;所述面板的上側面的邊沿設有若干擋塊,所述擋塊與所述第一凹槽相對應設置,所述擋塊具有導入斜面,以便所述擋塊卡入所述第一凹槽內;所述面板的上側面設有若干用於防滑的防滑塊,所述防滑塊設有矩形紋理的防滑凸紋;所述擋塊和所述面板之間以及所述防滑塊和所述面板之間通過第一卡接結構可拆卸地連接,所述第一卡接結構包括第一卡位槽、第一卡腳以及第二卡腳,所述第一卡腳和所述第二卡腳相互間隔,且所述第一卡腳和所述第二卡腳的朝向相背設置,所述第一卡腳和所述第二卡腳伸入所述第一卡位槽內相配合卡定;所述面板和所述支撐腳通過第二卡接結構可拆卸地連接,所述第二卡接結構包括第三卡腳、卡位柱以及第二卡位槽,所述第三卡腳具有卡位台階和卡入 頭部,且所述卡位台階與所述卡位柱配合限位,所述卡入頭部具有卡入斜面,所述卡入頭部的部分插入所述第二卡位槽內。
- 如請求項1所述之組合式塑膠棧板,其中,所述面板上和/或所述面板的邊沿設有應力釋放區。
- 如請求項1所述之組合式塑膠棧板,其中,若干所述支撐腳沿第一水平方向和第二水平方向成排設置,若干底鋪板沿第一水平方向和/或第二水平方向可拆卸地設置於所述支撐腳的底部;所述底鋪板的內部嵌有金屬加強件。
- 如請求項3所述之組合式塑膠棧板,其中,所述金屬加強件包括管狀的金屬加強管以及內嵌於所述金屬加強管內的支撐件,所述支撐件側部抵頂在所述金屬加強管的內壁上。
- 如請求項4所述之組合式塑膠棧板,其中,所述金屬加強管的橫截面為矩形,所述支撐件包括至少一個第一支撐部以及至少一個第二支撐部,所述第一支撐部和所述第二支撐部相互垂直設置。
- 如請求項4所述之組合式塑膠棧板,其中,所述金屬加強管套設有若干定位扣件,所述定位扣件外側面部分向外凸起形成定位部。
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