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大皮重小量程單點式稱重測力傳感器

信息來源:本站 | 發布日期: 2023-09-24 13:10:12 | 瀏覽量:574

摘要:

一(yi)種大皮重小量程(cheng)(cheng)單(dan)點(dian)(dian)式(shi)稱重測力(li)傳感器技術領域[0001] 本發明(ming)專利涉及(ji)單(dan)點(dian)(dian)式(shi)稱重測力(li)傳感器。背景技術[0002] 傳統(tong)的單(dan)點(dian)(dian)式(shi)測力(li)傳感器只有上梁(liang)和下梁(liang),且受力(li)后應(ying)變區直接發生形(xing)變,隨即(ji)輸(shu)出(chu)信號。目(mu)前,有的應(ying)用場(chang)合為皮重遠較稱量量程(cheng)(cheng)大,比如,皮重為100㎏而量程(cheng)(cheng)僅(jin)5㎏,…

一(yi)種大皮(pi)重小量程(cheng)單(dan)點式稱(cheng)重測力傳感器

技術領域

[0001] 本(ben)發(fa)明專(zhuan)利涉及單點式稱重測力(li)傳(chuan)感器(qi)。

背景技術

[0002] 傳(chuan)統的(de)單點式測力(li)傳(chuan)感器(qi)只有上梁和下梁,且受力(li)后應(ying)(ying)變(bian)區直接發生形變(bian),隨即輸出信號。目前(qian),有的(de)應(ying)(ying)用場合(he)為(wei)(wei)皮(pi)重遠較稱量(liang)量(liang)程大(da),比如,皮(pi)重為(wei)(wei)100㎏而量(liang)程僅5㎏,上述結構(gou)的(de)測力(li)傳(chuan)感器(qi)遇到這種(zhong)情況,不(bu)能(neng)滿足稱量(liang)精度,不(bu)適合(he)大(da)皮(pi)重小量(liang)程的(de)稱重要求。

發明內容

[0003] 本(ben)(ben)發(fa)明(ming)所(suo)(suo)(suo)要解(jie)決的(de)(de)技術問題(ti)是提供一(yi)(yi)(yi)種(zhong)大(da)皮重小(xiao)(xiao)量程(cheng)單(dan)點式稱重測力傳感器,以克服(fu)傳統(tong)單(dan)點式測力傳感器皮重小(xiao)(xiao)、量程(cheng)大(da)、精度(du)低的(de)(de)問題(ti)。為(wei)(wei)此,本(ben)(ben)發(fa)明(ming)采用以下(xia)(xia)(xia)技術方案(an):它包括由上(shang)下(xia)(xia)(xia)左右四個剛(gang)性(xing)桿(gan)(gan)(gan)構(gou)成的(de)(de)整體(ti)(ti)彈性(xing)體(ti)(ti),在(zai)四個剛(gang)性(xing)桿(gan)(gan)(gan)的(de)(de)交界處(chu)為(wei)(wei)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)部(bu)位,所(suo)(suo)(suo)述(shu)(shu)(shu)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)分(fen)為(wei)(wei)一(yi)(yi)(yi)對上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)一(yi)(yi)(yi)對下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang),所(suo)(suo)(suo)述(shu)(shu)(shu)上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)呈矩(ju)形四角分(fen)布(bu),所(suo)(suo)(suo)述(shu)(shu)(shu)上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面積小(xiao)(xiao)于剛(gang)性(xing)桿(gan)(gan)(gan)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面積;所(suo)(suo)(suo)述(shu)(shu)(shu)彈性(xing)體(ti)(ti)中間(jian)還(huan)設有豎梁(liang)(liang)(liang)(liang)(liang),所(suo)(suo)(suo)述(shu)(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)處(chu)于所(suo)(suo)(suo)述(shu)(shu)(shu)矩(ju)形的(de)(de)中心(xin),與上(shang)部(bu)剛(gang)性(xing)桿(gan)(gan)(gan)和(he)下(xia)(xia)(xia)部(bu)剛(gang)性(xing)桿(gan)(gan)(gan)一(yi)(yi)(yi)體(ti)(ti),所(suo)(suo)(suo)述(shu)(shu)(shu)一(yi)(yi)(yi)對上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)一(yi)(yi)(yi)對下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)相對于所(suo)(suo)(suo)述(shu)(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)對稱,所(suo)(suo)(suo)述(shu)(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面積小(xiao)(xiao)于上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)(xia)(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面積,豎梁(liang)(liang)(liang)(liang)(liang)用于設置稱重敏感元件(jian)。

[0004] 在采用(yong)上(shang)述技術(shu)方(fang)案的基礎上(shang),本發明還可采用(yong)以下進一步的技術(shu)方(fang)案:所(suo)述豎(shu)梁(liang)處在由四個剛(gang)性(xing)桿圍成的中部通孔中。

[0005] 所(suo)(suo)述(shu)(shu)上(shang)橫梁和下(xia)橫梁為在靠近它們所(suo)(suo)處端的彈(dan)性(xing)體(ti)上(shang)鉆孔(kong)而形成(cheng)的孔(kong)壁;所(suo)(suo)述(shu)(shu)孔(kong)與所(suo)(suo)述(shu)(shu)中間通(tong)(tong)孔(kong)之間由(you)縫(feng)連通(tong)(tong),并(bing)由(you)所(suo)(suo)述(shu)(shu)縫(feng)和孔(kong)界定將所(suo)(suo)述(shu)(shu)彈(dan)性(xing)體(ti)分為上(shang)下(xia)左(zuo)右四個(ge)剛性(xing)桿。

[0006] 所述縫相(xiang)對于豎梁對稱設置。

[0007] 所述彈性體在(zai)中部(bu)通(tong)孔的(de)外圍具有(you)盲孔圈。

[0008] 所述彈(dan)性(xing)體(ti)在對應(ying)形成上橫梁和下(xia)橫梁的四(si)個孔(kong)的位置的表面具有定位凹槽。

[0009] 由(you)于采用本發(fa)明(ming)的(de)(de)技術方案,所述上橫(heng)梁(liang)和下(xia)橫(heng)梁(liang)先于豎(shu)(shu)梁(liang)變(bian)形(xing)(xing),用于承擔(dan)皮(pi)重,在皮(pi)重情況下(xia)豎(shu)(shu)梁(liang)不變(bian)形(xing)(xing)或(huo)變(bian)形(xing)(xing)極小,豎(shu)(shu)梁(liang)用于承擔(dan)稱(cheng)(cheng)重測力的(de)(de)作用,本發(fa)明(ming)的(de)(de)結構非(fei)常(chang)適(shi)合大皮(pi)重小量(liang)程(cheng)的(de)(de)稱(cheng)(cheng)重要(yao)求(qiu)。進一步地(di),本發(fa)明(ming)彈性(xing)體具有鉸支(zhi)結構特點,四(si)根橫(heng)梁(liang)不僅用于稱(cheng)(cheng)重承載而(er)且(qie)起到(dao)剛性(xing)桿(gan)的(de)(de)軸的(de)(de)作用,在稱(cheng)(cheng)重時,彈性(xing)體由(you)矩形(xing)(xing)支(zhi)撐(cheng)向(xiang)平行四(si)邊形(xing)(xing)支(zhi)撐(cheng)轉變(bian),豎(shu)(shu)梁(liang)變(bian)形(xing)(xing)時呈S形(xing)(xing),能夠提高(gao)傳感(gan)器(qi)的(de)(de)稱(cheng)(cheng)重靈(ling)敏度,提高(gao)小量(liang)程(cheng)的(de)(de)稱(cheng)(cheng)重精(jing)度。并且(qie),本發(fa)明(ming)可通(tong)(tong)過改變(bian)上橫(heng)梁(liang)和下(xia)橫(heng)梁(liang)的(de)(de)橫(heng)截面(mian)積,以針對不同的(de)(de)皮(pi)重要(yao)求(qiu),通(tong)(tong)過改變(bian)豎(shu)(shu)梁(liang)的(de)(de)橫(heng)截面(mian)積則可控(kong)制量(liang)程(cheng),非(fei)常(chang)方便各(ge)種(zhong)大皮(pi)重小量(liang)程(cheng)的(de)(de)稱(cheng)(cheng)重設計,提高(gao)稱(cheng)(cheng)重測力傳感(gan)器(qi)的(de)(de)稱(cheng)(cheng)重精(jing)度。

附圖說明

[0010] 圖1為本發明(ming)所提供的(de)實施例1的(de)主視圖。

[0011] 圖2為圖1的俯視圖。

[0012] 圖3為(wei)本發明(ming)所提(ti)供(gong)的實施例2的主(zhu)視圖。

具體實施(shi)方式

[0013] 實施例1,參照附,1、2。

[0014] 本發(fa)明包(bao)括由上(shang)(shang)(shang)下(xia)左右(you)四個剛性(xing)(xing)桿100a、100b、100c、100d構成的(de)(de)整體(ti)(ti)(ti)彈(dan)(dan)性(xing)(xing)體(ti)(ti)(ti),在四個剛性(xing)(xing)桿的(de)(de)交界處為橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)部(bu)位(wei),所(suo)(suo)述(shu)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)分(fen)為一(yi)對(dui)(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)11、12和(he)一(yi)對(dui)(dui)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)13、14,所(suo)(suo)述(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)11、12和(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)13、14呈矩形四角(jiao)分(fen)布,所(suo)(suo)述(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)(mian)積(ji)小于剛性(xing)(xing)桿的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)(mian)積(ji);所(suo)(suo)述(shu)彈(dan)(dan)性(xing)(xing)體(ti)(ti)(ti)中(zhong)間(jian)還設有豎(shu)(shu)梁(liang)(liang)(liang)(liang)(liang)2,所(suo)(suo)述(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)(liang)2處于所(suo)(suo)述(shu)矩形的(de)(de)中(zhong)心,與上(shang)(shang)(shang)部(bu)剛性(xing)(xing)桿100a和(he)下(xia)部(bu)剛性(xing)(xing)桿100b一(yi)體(ti)(ti)(ti),所(suo)(suo)述(shu)一(yi)對(dui)(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)11、12和(he)一(yi)對(dui)(dui)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)13、14相對(dui)(dui)于所(suo)(suo)述(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)(liang)對(dui)(dui)稱(cheng)(cheng),所(suo)(suo)述(shu)對(dui)(dui)稱(cheng)(cheng)為上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)稱(cheng)(cheng)、下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)稱(cheng)(cheng)、上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)之(zhi)間(jian)對(dui)(dui)稱(cheng)(cheng),所(suo)(suo)述(shu)豎(shu)(shu)梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)(mian)積(ji)小于上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)和(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)的(de)(de)橫(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)(mian)積(ji),豎(shu)(shu)梁(liang)(liang)(liang)(liang)(liang)用于設置(zhi)稱(cheng)(cheng)重敏感元件。

[0015] 所(suo)(suo)(suo)述(shu)豎梁(liang)2處在由四個剛(gang)性(xing)桿(gan)圍(wei)成(cheng)的(de)中(zhong)部通孔20中(zhong)。所(suo)(suo)(suo)述(shu)豎梁(liang)的(de)橫截面的(de)D向(xiang)(xiang)尺(chi)寸(cun)大(da)于C向(xiang)(xiang)尺(chi)寸(cun),所(suo)(suo)(suo)述(shu)D向(xiang)(xiang)為(wei)彈性(xing)體厚度方向(xiang)(xiang),所(suo)(suo)(suo)述(shu)C向(xiang)(xiang)和D向(xiang)(xiang)垂直(zhi)。如果需(xu)要(yao)增大(da)量程時,也可以增大(da)C向(xiang)(xiang)尺(chi)寸(cun)直(zhi)至大(da)于D向(xiang)(xiang)尺(chi)寸(cun)。

[0016] 上述彈(dan)性體可為對一(yi)整塊(kuai)剛性金屬件進行(xing)鉆(zhan)孔和切割加工(gong)而成。

[0017] 所(suo)(suo)(suo)述(shu)上橫梁和(he)下(xia)橫梁為在(zai)靠近它(ta)們(men)所(suo)(suo)(suo)處(chu)端的彈性體(ti)(ti)上鉆孔(kong)5而形成的孔(kong)壁(bi);所(suo)(suo)(suo)述(shu)孔(kong)5與所(suo)(suo)(suo)述(shu)中間通孔(kong)20之間由縫4連通,并由所(suo)(suo)(suo)述(shu)縫4和(he)孔(kong)5界(jie)定將所(suo)(suo)(suo)述(shu)彈性體(ti)(ti)分(fen)為上下(xia)左右四個剛性桿。

[0018] 所(suo)述縫4相(xiang)對(dui)于(yu)豎梁2對(dui)稱設置。所(suo)述對(dui)稱為相(xiang)鄰縫4之間對(dui)稱、對(dui)向縫4之間對(dui)稱。

[0019] 所(suo)述彈性(xing)體在中(zhong)部(bu)通孔(kong)20的外圍具有盲孔(kong)圈6。

[0020] 所述彈(dan)性體在對應形成(cheng)上橫梁(liang)和下橫梁(liang)的(de)四(si)個孔(kong)5的(de)位置(zhi)的(de)表面具有定位凹槽7。

[0021] 在設(she)計(ji)時(shi),通過設(she)計(ji)不同的(de)孔5壁(bi)厚A及彈性體厚度(du)B可以改變(bian)皮(pi)重的(de)大(da)小,通過設(she)計(ji)不同的(de)豎梁壁(bi)厚C和豎梁寬度(du)D,可以控制量(liang)(liang)程,從(cong)而達到大(da)皮(pi)重小量(liang)(liang)程的(de)高精度(du)傳感器。

[0022] 以(yi)(yi)所述(shu)傳感器(qi)的上橫(heng)(heng)梁(liang)和(he)下(xia)(xia)橫(heng)(heng)梁(liang)可以(yi)(yi)承受(shou)50kg的皮重為例。在所述(shu)上橫(heng)(heng)梁(liang)和(he)下(xia)(xia)橫(heng)(heng)梁(liang)承受(shou)50kg皮重后,豎(shu)梁(liang)才有(you)足夠的形變,開始正常輸(shu)出(chu)信號(hao)。在上橫(heng)(heng)梁(liang)下(xia)(xia)橫(heng)(heng)梁(liang)承受(shou)50kg以(yi)(yi)內的力,豎(shu)梁(liang)變形極(ji)小,沒有(you)信號(hao)輸(shu)出(chu)。

[0023] 實施例2,參照附圖(tu)3。

[0024] 在本實施例中(zhong)(zhong),本發明同樣包(bao)括由上(shang)下左右(you)四個剛(gang)(gang)性(xing)(xing)桿100a、100b、100c、100d構成的(de)整體(ti)彈性(xing)(xing)體(ti),在四個剛(gang)(gang)性(xing)(xing)桿的(de)交界處(chu)為(wei)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)部(bu)位,所(suo)(suo)(suo)述橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)分為(wei)一(yi)(yi)對(dui)(dui)(dui)上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)一(yi)(yi)對(dui)(dui)(dui)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)13、14,所(suo)(suo)(suo)述上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)13、14呈矩(ju)形(xing)四角分布(bu),所(suo)(suo)(suo)述上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截面積小(xiao)于剛(gang)(gang)性(xing)(xing)桿的(de)橫(heng)(heng)(heng)(heng)(heng)截面積;所(suo)(suo)(suo)述彈性(xing)(xing)體(ti)中(zhong)(zhong)間(jian)還設有豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)2,所(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)2處(chu)于所(suo)(suo)(suo)述矩(ju)形(xing)的(de)中(zhong)(zhong)心,與上(shang)部(bu)剛(gang)(gang)性(xing)(xing)桿100a和(he)(he)下部(bu)剛(gang)(gang)性(xing)(xing)桿100b一(yi)(yi)體(ti),所(suo)(suo)(suo)述一(yi)(yi)對(dui)(dui)(dui)上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)一(yi)(yi)對(dui)(dui)(dui)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)13、14相對(dui)(dui)(dui)于所(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)對(dui)(dui)(dui)稱(cheng)(cheng)(cheng),所(suo)(suo)(suo)述對(dui)(dui)(dui)稱(cheng)(cheng)(cheng)為(wei)上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng)(cheng)、下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng)(cheng)、上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng)(cheng),所(suo)(suo)(suo)述豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截面積小(xiao)于上(shang)橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)下橫(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)截面積,豎(shu)梁(liang)(liang)(liang)(liang)(liang)(liang)用于設置(zhi)稱(cheng)(cheng)(cheng)重敏感元(yuan)件(jian)8。

[0025] 所述(shu)豎(shu)梁2處在(zai)由四(si)個剛性桿圍成的中(zhong)部通孔20中(zhong)。

[0026] 在實施例(li)的(de)基礎上可(ke)以預見(jian),對(dui)于(yu)(yu)上下(xia)(xia)(xia)橫(heng)(heng)梁的(de)形(xing)(xing)成(cheng)方(fang)式還可(ke)以有其它多種(zhong)方(fang)式,比(bi)如將上下(xia)(xia)(xia)橫(heng)(heng)梁部位的(de)彈性(xing)(xing)體銑(xian)薄,或將上下(xia)(xia)(xia)橫(heng)(heng)梁部位的(de)彈性(xing)(xing)體形(xing)(xing)狀(zhuang)銑(xian)成(cheng)工字形(xing)(xing)截面(mian)(mian)等(deng)等(deng),其最終目的(de)為(wei)使(shi)上、下(xia)(xia)(xia)橫(heng)(heng)梁的(de)橫(heng)(heng)截面(mian)(mian)積(ji)小(xiao)于(yu)(yu)剛性(xing)(xing)桿(gan)的(de)橫(heng)(heng)截面(mian)(mian)積(ji)。對(dui)于(yu)(yu)上下(xia)(xia)(xia)橫(heng)(heng)梁的(de)形(xing)(xing)成(cheng)方(fang)式實際上也可(ke)轉換成(cheng)上下(xia)(xia)(xia)左右(you)四(si)個剛性(xing)(xing)桿(gan)的(de)外(wai)形(xing)(xing)設置問題,在本實施例(li)中(zhong)(zhong),“桿(gan)”不(bu)一定(ding)是細長(chang)形(xing)(xing)態(就(jiu)像”四(si)連(lian)桿(gan)“中(zhong)(zhong)的(de)桿(gan),也不(bu)一定(ding)必須是細長(chang)形(xing)(xing)狀(zhuang),只(zhi)要其起(qi)到“連(lian)桿(gan)”的(de)作用(yong)即可(ke))。在本發明中(zhong)(zhong),“桿(gan)”比(bi)“梁”橫(heng)(heng)截面(mian)(mian)積(ji)大,而相對(dui)于(yu)(yu)橫(heng)(heng)梁成(cheng)為(wei)剛形(xing)(xing)體,起(qi)到“后(hou)變形(xing)(xing)”的(de)作用(yong),使(shi)得與桿(gan)連(lian)接的(de)豎梁針對(dui)稱重(zhong)物體變形(xing)(xing),不(bu)受大皮重(zhong)影響(xiang)。


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