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摘要:
一種大皮重(zhong)小量(liang)(liang)(liang)程(cheng)單(dan)點式(shi)稱(cheng)重(zhong)測力(li)傳(chuan)感器(qi)技術領域[0001] 本發明專利涉及(ji)單(dan)點式(shi)稱(cheng)重(zhong)測力(li)傳(chuan)感器(qi)。背景技術[0002] 傳(chuan)統的單(dan)點式(shi)測力(li)傳(chuan)感器(qi)只有上梁(liang)和下梁(liang),且受力(li)后應(ying)變(bian)區直(zhi)接發生形變(bian),隨即(ji)輸(shu)出(chu)信號。目前,有的應(ying)用場合為(wei)(wei)皮重(zhong)遠較(jiao)稱(cheng)量(liang)(liang)(liang)量(liang)(liang)(liang)程(cheng)大,比如,皮重(zhong)為(wei)(wei)100㎏而量(liang)(liang)(liang)程(cheng)僅5㎏,…
一種大皮重小量程單點式(shi)稱重測力傳(chuan)感器
技術領域
[0001] 本發明專(zhuan)利涉(she)及單點(dian)式(shi)稱重測力傳(chuan)感器。
背景技術
[0002] 傳統的(de)(de)(de)單點(dian)式測力傳感器(qi)只有上梁和下梁,且受力后應(ying)變區直接發生形變,隨即輸出信號。目前,有的(de)(de)(de)應(ying)用場(chang)合為皮重(zhong)遠(yuan)較稱量(liang)量(liang)程大,比(bi)如,皮重(zhong)為100㎏而量(liang)程僅5㎏,上述結構的(de)(de)(de)測力傳感器(qi)遇(yu)到這種情況,不能滿足(zu)稱量(liang)精度,不適合大皮重(zhong)小(xiao)量(liang)程的(de)(de)(de)稱重(zhong)要(yao)求(qiu)。
發明內容
[0003] 本(ben)(ben)發明(ming)所(suo)要解決的(de)(de)技(ji)術(shu)問題是提供一種大(da)皮重(zhong)小(xiao)量(liang)程單點式(shi)稱(cheng)重(zhong)測力傳(chuan)感器(qi),以克(ke)服傳(chuan)統單點式(shi)測力傳(chuan)感器(qi)皮重(zhong)小(xiao)、量(liang)程大(da)、精(jing)度低的(de)(de)問題。為此,本(ben)(ben)發明(ming)采用以下(xia)(xia)技(ji)術(shu)方案:它包括由上下(xia)(xia)左右四(si)個剛性(xing)桿構(gou)成的(de)(de)整體(ti)彈性(xing)體(ti),在(zai)四(si)個剛性(xing)桿的(de)(de)交界處為橫(heng)(heng)(heng)梁(liang)部位,所(suo)述(shu)(shu)橫(heng)(heng)(heng)梁(liang)分(fen)為一對上橫(heng)(heng)(heng)梁(liang)和(he)(he)(he)一對下(xia)(xia)橫(heng)(heng)(heng)梁(liang),所(suo)述(shu)(shu)上橫(heng)(heng)(heng)梁(liang)和(he)(he)(he)下(xia)(xia)橫(heng)(heng)(heng)梁(liang)呈矩形(xing)四(si)角(jiao)分(fen)布,所(suo)述(shu)(shu)上橫(heng)(heng)(heng)梁(liang)和(he)(he)(he)下(xia)(xia)橫(heng)(heng)(heng)梁(liang)的(de)(de)橫(heng)(heng)(heng)截面積小(xiao)于(yu)剛性(xing)桿的(de)(de)橫(heng)(heng)(heng)截面積;所(suo)述(shu)(shu)彈性(xing)體(ti)中間還設有豎(shu)(shu)(shu)梁(liang),所(suo)述(shu)(shu)豎(shu)(shu)(shu)梁(liang)處于(yu)所(suo)述(shu)(shu)矩形(xing)的(de)(de)中心,與上部剛性(xing)桿和(he)(he)(he)下(xia)(xia)部剛性(xing)桿一體(ti),所(suo)述(shu)(shu)一對上橫(heng)(heng)(heng)梁(liang)和(he)(he)(he)一對下(xia)(xia)橫(heng)(heng)(heng)梁(liang)相對于(yu)所(suo)述(shu)(shu)豎(shu)(shu)(shu)梁(liang)對稱(cheng),所(suo)述(shu)(shu)豎(shu)(shu)(shu)梁(liang)的(de)(de)橫(heng)(heng)(heng)截面積小(xiao)于(yu)上橫(heng)(heng)(heng)梁(liang)和(he)(he)(he)下(xia)(xia)橫(heng)(heng)(heng)梁(liang)的(de)(de)橫(heng)(heng)(heng)截面積,豎(shu)(shu)(shu)梁(liang)用于(yu)設置稱(cheng)重(zhong)敏感元件(jian)。
[0004] 在采(cai)用上述技(ji)術方(fang)案的基礎(chu)上,本發(fa)明(ming)還可采(cai)用以下進一(yi)步的技(ji)術方(fang)案:所述豎梁處在由四個剛性桿圍成的中部通(tong)孔中。
[0005] 所(suo)述(shu)上(shang)橫梁和下橫梁為在靠近它(ta)們所(suo)處端的彈性體上(shang)鉆孔(kong)而形成的孔(kong)壁;所(suo)述(shu)孔(kong)與所(suo)述(shu)中(zhong)間通孔(kong)之(zhi)間由縫連(lian)通,并(bing)由所(suo)述(shu)縫和孔(kong)界定將所(suo)述(shu)彈性體分為上(shang)下左右四個剛性桿。
[0006] 所(suo)述縫相(xiang)對于豎(shu)梁對稱設(she)置。
[0007] 所述彈(dan)性(xing)體(ti)在中部(bu)通孔的外圍具有盲孔圈。
[0008] 所述彈性(xing)體在對應形(xing)成(cheng)上橫(heng)梁和(he)下橫(heng)梁的四(si)個孔的位置的表面具有(you)定位凹(ao)槽。
[0009] 由于(yu)采用(yong)(yong)(yong)本(ben)(ben)發(fa)明(ming)(ming)的(de)技術方案,所述(shu)上橫梁(liang)和(he)下(xia)橫梁(liang)先于(yu)豎梁(liang)變(bian)形(xing)(xing),用(yong)(yong)(yong)于(yu)承擔皮重,在(zai)皮重情況下(xia)豎梁(liang)不(bu)變(bian)形(xing)(xing)或(huo)變(bian)形(xing)(xing)極小,豎梁(liang)用(yong)(yong)(yong)于(yu)承擔稱(cheng)(cheng)(cheng)(cheng)重測(ce)力的(de)作(zuo)用(yong)(yong)(yong),本(ben)(ben)發(fa)明(ming)(ming)的(de)結(jie)構(gou)非常適合大皮重小量(liang)程的(de)稱(cheng)(cheng)(cheng)(cheng)重要(yao)求。進一步地,本(ben)(ben)發(fa)明(ming)(ming)彈(dan)性體具有鉸支(zhi)結(jie)構(gou)特點,四根(gen)橫梁(liang)不(bu)僅用(yong)(yong)(yong)于(yu)稱(cheng)(cheng)(cheng)(cheng)重承載而(er)且起到剛性桿的(de)軸的(de)作(zuo)用(yong)(yong)(yong),在(zai)稱(cheng)(cheng)(cheng)(cheng)重時(shi)(shi),彈(dan)性體由矩形(xing)(xing)支(zhi)撐向(xiang)平(ping)行四邊形(xing)(xing)支(zhi)撐轉(zhuan)變(bian),豎梁(liang)變(bian)形(xing)(xing)時(shi)(shi)呈S形(xing)(xing),能夠提高(gao)傳感(gan)器的(de)稱(cheng)(cheng)(cheng)(cheng)重靈(ling)敏度,提高(gao)小量(liang)程的(de)稱(cheng)(cheng)(cheng)(cheng)重精(jing)度。并且,本(ben)(ben)發(fa)明(ming)(ming)可通過改變(bian)上橫梁(liang)和(he)下(xia)橫梁(liang)的(de)橫截面積,以針對不(bu)同的(de)皮重要(yao)求,通過改變(bian)豎梁(liang)的(de)橫截面積則可控(kong)制量(liang)程,非常方便各種大皮重小量(liang)程的(de)稱(cheng)(cheng)(cheng)(cheng)重設計,提高(gao)稱(cheng)(cheng)(cheng)(cheng)重測(ce)力傳感(gan)器的(de)稱(cheng)(cheng)(cheng)(cheng)重精(jing)度。
附圖說明
[0010] 圖1為本發(fa)明所(suo)提(ti)供的(de)實施例1的(de)主(zhu)視圖。
[0011] 圖2為圖1的俯視圖。
[0012] 圖(tu)3為本發明所提供的實施例2的主視(shi)圖(tu)。
具體實施方式
[0013] 實施例1,參照附(fu),1、2。
[0014] 本發明包(bao)括(kuo)由上(shang)(shang)(shang)下(xia)左右四個剛性(xing)(xing)桿(gan)(gan)100a、100b、100c、100d構成的(de)整體(ti)彈性(xing)(xing)體(ti),在四個剛性(xing)(xing)桿(gan)(gan)的(de)交(jiao)界(jie)處為橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)部位,所述(shu)(shu)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)分為一(yi)對(dui)(dui)(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)(he)一(yi)對(dui)(dui)(dui)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14,所述(shu)(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14呈矩形(xing)(xing)四角(jiao)分布,所述(shu)(shu)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)積(ji)小(xiao)于剛性(xing)(xing)桿(gan)(gan)的(de)橫(heng)(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)積(ji);所述(shu)(shu)彈性(xing)(xing)體(ti)中間(jian)還(huan)設有豎梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)2,所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)2處于所述(shu)(shu)矩形(xing)(xing)的(de)中心,與上(shang)(shang)(shang)部剛性(xing)(xing)桿(gan)(gan)100a和(he)(he)(he)下(xia)部剛性(xing)(xing)桿(gan)(gan)100b一(yi)體(ti),所述(shu)(shu)一(yi)對(dui)(dui)(dui)上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)11、12和(he)(he)(he)一(yi)對(dui)(dui)(dui)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)13、14相對(dui)(dui)(dui)于所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)對(dui)(dui)(dui)稱(cheng)(cheng),所述(shu)(shu)對(dui)(dui)(dui)稱(cheng)(cheng)為上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng)、下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng)、上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)之間(jian)對(dui)(dui)(dui)稱(cheng)(cheng),所述(shu)(shu)豎梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)積(ji)小(xiao)于上(shang)(shang)(shang)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)和(he)(he)(he)下(xia)橫(heng)(heng)(heng)(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)(heng)(heng)(heng)截(jie)面(mian)(mian)積(ji),豎梁(liang)(liang)(liang)(liang)(liang)(liang)(liang)用(yong)于設置(zhi)稱(cheng)(cheng)重敏感元件(jian)。
[0015] 所(suo)述(shu)豎(shu)梁2處在由(you)四個剛性桿(gan)圍(wei)成的(de)(de)中(zhong)部通孔20中(zhong)。所(suo)述(shu)豎(shu)梁的(de)(de)橫截面的(de)(de)D向(xiang)尺(chi)寸大(da)(da)(da)(da)于(yu)C向(xiang)尺(chi)寸,所(suo)述(shu)D向(xiang)為彈(dan)性體(ti)厚(hou)度方向(xiang),所(suo)述(shu)C向(xiang)和D向(xiang)垂直(zhi)。如果需要(yao)增大(da)(da)(da)(da)量(liang)程時,也可以增大(da)(da)(da)(da)C向(xiang)尺(chi)寸直(zhi)至大(da)(da)(da)(da)于(yu)D向(xiang)尺(chi)寸。
[0016] 上述彈性體(ti)可為(wei)對一整塊(kuai)剛(gang)性金屬件進行鉆(zhan)孔(kong)和切割加工而成。
[0017] 所(suo)(suo)述(shu)上橫梁(liang)和(he)下(xia)(xia)橫梁(liang)為在靠近它們所(suo)(suo)處端的彈性(xing)體上鉆孔(kong)(kong)5而形成的孔(kong)(kong)壁;所(suo)(suo)述(shu)孔(kong)(kong)5與所(suo)(suo)述(shu)中(zhong)間(jian)通孔(kong)(kong)20之間(jian)由縫(feng)4連(lian)通,并由所(suo)(suo)述(shu)縫(feng)4和(he)孔(kong)(kong)5界定將(jiang)所(suo)(suo)述(shu)彈性(xing)體分為上下(xia)(xia)左右四個剛性(xing)桿。
[0018] 所述縫4相對(dui)(dui)于豎梁2對(dui)(dui)稱(cheng)設置。所述對(dui)(dui)稱(cheng)為相鄰(lin)縫4之間對(dui)(dui)稱(cheng)、對(dui)(dui)向縫4之間對(dui)(dui)稱(cheng)。
[0019] 所述彈(dan)性體在中部通(tong)孔20的外(wai)圍(wei)具(ju)有(you)盲孔圈(quan)6。
[0020] 所述彈(dan)性(xing)體在對應(ying)形成上橫(heng)梁和下橫(heng)梁的(de)四個(ge)孔5的(de)位(wei)(wei)置的(de)表(biao)面具有定位(wei)(wei)凹槽7。
[0021] 在設(she)(she)計時,通過設(she)(she)計不同的孔5壁厚(hou)A及彈性體(ti)厚(hou)度(du)B可以改變皮重的大小(xiao),通過設(she)(she)計不同的豎梁壁厚(hou)C和豎梁寬度(du)D,可以控制量程(cheng),從而達到大皮重小(xiao)量程(cheng)的高精度(du)傳(chuan)感(gan)器。
[0022] 以(yi)所(suo)述傳(chuan)感器(qi)的(de)(de)上(shang)(shang)(shang)橫(heng)(heng)梁(liang)(liang)和(he)下(xia)橫(heng)(heng)梁(liang)(liang)可以(yi)承(cheng)受(shou)(shou)50kg的(de)(de)皮重(zhong)為(wei)例(li)。在(zai)(zai)所(suo)述上(shang)(shang)(shang)橫(heng)(heng)梁(liang)(liang)和(he)下(xia)橫(heng)(heng)梁(liang)(liang)承(cheng)受(shou)(shou)50kg皮重(zhong)后,豎(shu)梁(liang)(liang)才有(you)足夠的(de)(de)形(xing)變,開始正常輸(shu)(shu)出信(xin)號。在(zai)(zai)上(shang)(shang)(shang)橫(heng)(heng)梁(liang)(liang)下(xia)橫(heng)(heng)梁(liang)(liang)承(cheng)受(shou)(shou)50kg以(yi)內的(de)(de)力,豎(shu)梁(liang)(liang)變形(xing)極小,沒有(you)信(xin)號輸(shu)(shu)出。
[0023] 實施例2,參照附圖3。
[0024] 在(zai)(zai)本實(shi)施例中,本發明同樣包括由上下(xia)(xia)左(zuo)右(you)四個剛(gang)(gang)性(xing)桿(gan)100a、100b、100c、100d構成的(de)整體彈性(xing)體,在(zai)(zai)四個剛(gang)(gang)性(xing)桿(gan)的(de)交(jiao)界處為(wei)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)部位,所(suo)述(shu)(shu)(shu)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)分(fen)為(wei)一對(dui)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和一對(dui)下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14,所(suo)述(shu)(shu)(shu)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14呈(cheng)矩(ju)形四角分(fen)布,所(suo)述(shu)(shu)(shu)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截面積(ji)小(xiao)于(yu)(yu)剛(gang)(gang)性(xing)桿(gan)的(de)橫(heng)(heng)(heng)截面積(ji);所(suo)述(shu)(shu)(shu)彈性(xing)體中間(jian)還設(she)有豎(shu)梁(liang)(liang)(liang)(liang)2,所(suo)述(shu)(shu)(shu)豎(shu)梁(liang)(liang)(liang)(liang)2處于(yu)(yu)所(suo)述(shu)(shu)(shu)矩(ju)形的(de)中心(xin),與上部剛(gang)(gang)性(xing)桿(gan)100a和下(xia)(xia)部剛(gang)(gang)性(xing)桿(gan)100b一體,所(suo)述(shu)(shu)(shu)一對(dui)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)11、12和一對(dui)下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)13、14相對(dui)于(yu)(yu)所(suo)述(shu)(shu)(shu)豎(shu)梁(liang)(liang)(liang)(liang)對(dui)稱(cheng),所(suo)述(shu)(shu)(shu)對(dui)稱(cheng)為(wei)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之間(jian)對(dui)稱(cheng)、下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之間(jian)對(dui)稱(cheng)、上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)之間(jian)對(dui)稱(cheng),所(suo)述(shu)(shu)(shu)豎(shu)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截面積(ji)小(xiao)于(yu)(yu)上橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)和下(xia)(xia)橫(heng)(heng)(heng)梁(liang)(liang)(liang)(liang)的(de)橫(heng)(heng)(heng)截面積(ji),豎(shu)梁(liang)(liang)(liang)(liang)用于(yu)(yu)設(she)置稱(cheng)重敏感元件8。
[0025] 所述豎梁(liang)2處(chu)在由四個剛(gang)性桿圍成(cheng)的中部(bu)通(tong)孔20中。
[0026] 在實施例的(de)基礎上(shang)(shang)可(ke)(ke)以(yi)預見,對(dui)于(yu)上(shang)(shang)下(xia)橫(heng)(heng)(heng)梁的(de)形(xing)成(cheng)(cheng)方(fang)式還(huan)可(ke)(ke)以(yi)有其(qi)它多種方(fang)式,比(bi)如將上(shang)(shang)下(xia)橫(heng)(heng)(heng)梁部(bu)位的(de)彈性體(ti)銑(xian)薄,或(huo)將上(shang)(shang)下(xia)橫(heng)(heng)(heng)梁部(bu)位的(de)彈性體(ti)形(xing)狀銑(xian)成(cheng)(cheng)工(gong)字形(xing)截(jie)面等等,其(qi)最終目的(de)為使(shi)上(shang)(shang)、下(xia)橫(heng)(heng)(heng)梁的(de)橫(heng)(heng)(heng)截(jie)面積(ji)小于(yu)剛(gang)(gang)性桿(gan)(gan)的(de)橫(heng)(heng)(heng)截(jie)面積(ji)。對(dui)于(yu)上(shang)(shang)下(xia)橫(heng)(heng)(heng)梁的(de)形(xing)成(cheng)(cheng)方(fang)式實際(ji)上(shang)(shang)也可(ke)(ke)轉換成(cheng)(cheng)上(shang)(shang)下(xia)左右(you)四個剛(gang)(gang)性桿(gan)(gan)的(de)外形(xing)設置問題,在本實施例中,“桿(gan)(gan)”不一定是細(xi)長(chang)形(xing)態(就(jiu)像”四連桿(gan)(gan)“中的(de)桿(gan)(gan),也不一定必須是細(xi)長(chang)形(xing)狀,只要其(qi)起到(dao)“連桿(gan)(gan)”的(de)作用(yong)即可(ke)(ke))。在本發明中,“桿(gan)(gan)”比(bi)“梁”橫(heng)(heng)(heng)截(jie)面積(ji)大,而(er)相對(dui)于(yu)橫(heng)(heng)(heng)梁成(cheng)(cheng)為剛(gang)(gang)形(xing)體(ti),起到(dao)“后(hou)變(bian)形(xing)”的(de)作用(yong),使(shi)得與桿(gan)(gan)連接的(de)豎梁針對(dui)稱(cheng)重物體(ti)變(bian)形(xing),不受大皮重影響。
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1.一種(zhong)基(ji)于稱(cheng)重(zhong)傳(chuan)感器(qi)的加樣可視(shi)化PCR板,其特征在于,包括板體(1),所(suo)述板體(1)設(she)(she)置(zhi)(zhi)有(you)(you)(you)多(duo)個容納(na)(na)(na)腔(qiang)(2),所(suo)述容納(na)(na)(na)腔(qiang)(2)設(she)(she)置(zhi)(zhi)有(you)(you)(you)隔膜(3),所(suo)述隔膜(3)將(jiang)所(suo)述容納(na)(na)(na)腔(qiang)(2)分割為第一腔(qiang)(4)和(he)第二腔(qiang)(5),所(suo)述第一腔(qiang)(4)用于容納(na)(na)(na)介質(zhi),所(suo)述第二腔(qiang)(5)設(she)(she)置(zhi)(zhi)有(you)(you)(you)稱(cheng)重(zhong)傳(chuan)感器(qi)(6),所(suo)述稱(cheng)重(zhong)傳(chuan)感…
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