"Cua di Xingfa 4 canh dang la lua chon hang dau cho nhieu khong gian song hien dai nho thiet ke sang trong, do ben vuot troi va kha nang cach am, cach nhiet tot. Tuy nhien, de lap dat bo cua nay mot cach hoan hao, viec ""tru cua"" – tuc la do dac va tinh toan kich thuoc o cho sao cho chuan xac – la mot buoc cuc ky quan trong. Sai mot ly di mot dam, kich thuoc cua khong khop voi o cho co the gay ra vo van phien toai trong qua trinh thi cong va su dung sau nay. Bai viet nay se chia se bi quyet de ban nam vung ky thuat tru cua Xingfa 4 canh, dam bao cong trinh cua ban dien ra suon se.



Hieu Ro Cau Tao Va Dac Diem Cua Cua Xingfa 4 Canh



cua nhom xingfa - Truoc khi di vao ky thuat tru cua, chung ta can hieu ro cau tao co ban cua loai cua nay. Cua Xingfa 4 canh thuong la cua mo quay hoac mo truot, duoc lam tu nhom he Xingfa cao cap (thuong la he 95, 63, hoac 55). Dac diem quan trong nhat can luu y khi tru cua chinh la do day cua khung nhom va phan gioang cao su lap dat kem.



Cua nhom kinh noi chung, va Xingfa noi rieng, luon can co mot khoang ho nhat dinh giua khung cua va tuong bao (o cho) de co khong gian cho gioang, keo silicon, va cac phu kien chen lot khac. Neu do kich thuoc o cho bang kich thuoc cua thuc te, khi lap vao se bi kich, khong the can chinh hoac dong mo duoc.



Ky Thuat Tru Cua Xingfa 4 Canh: Bi Quyet Quan Trong Nhat



Quy trinh tru cua (hay con goi la tru hao) can tuan thu nguyen tac chung: Kich thuoc o cho phai luon nho hon kich thuoc cua bo khung cua duoc san xuat ra.



1. Xac Dinh Kich Thuoc Cua Thuc Te Can Dat Hang



Truoc tien, ban can do dac kich thuoc cua o cho tai cong trinh (tuc la khoang trong tuong da xay xong) mot cach can than nhat.



Chieu Cao (H): Do tu mep duoi cua o cho (noi se dat nguong cua neu co) len den mep tren cua o cho.

Chieu Rong (W): Do tu mep ben trai sang mep ben phai cua o cho.



Luu y: Khi do, hay lay so do o ba vi tri khac nhau cho ca chieu cao va chieu rong (tren, giua, duoi va trai, giua, phai). Kich thuoc o cho thuc te de dat hang se la so do nho nhat trong ba lan do do, nham dam bao cua co the lot vao khung neu o cho co do venh nhat dinh.



2. Cong Thuc Tru Hao Tieu Chuan Cho Cua Xingfa



Day la buoc quyet dinh su thanh cong cua viec lap dat. Muc do tru hao se phu thuoc vao loai cua va do day cua khung nhom. Doi voi cua di Xingfa 4 canh (thuong su dung gioang chen va keo silicon), cong thuc tru hao chuan nhu sau:



a. Tru Hao Chieu Rong (W):



$$ \text{Rong khung cua} = \text{Rong o cho nho nhat} - (20 \text{mm} \text{ den } 30 \text{mm}) $$



Giai thich: Tong cong 20mm den 30mm duoc tru ra de tao khoang trong cho hai ben hong (moi ben khoang 10mm den 15mm). Khoang ho nay la can thiet de nhet gioang dem va bom keo silicon bao ve, chong tham nuoc va chiu luc. Neu su dung he nhom day va can do dem lon hon, co the tru den 30mm.



b. Tru Hao Chieu Cao (H):



$$ \text{Cao khung cua} = \text{Cao o cho nho nhat} - (30 \text{mm} \text{ den } 40 \text{mm}) $$



Giai thich: Phan tru hao chieu cao lon hon chieu rong vi no bao gom khe ho tren dinh (de lap ke, chen lot) va khe ho duoi day (de lap nguong cua hoac tao khoang cach voi san). Thuong can tru khoang 10mm den 15mm o tren, va 20mm den 25mm o duoi.



Vi du thuc te:



Gia su ban do duoc o cho co kich thuoc: Rong 3000mm x Cao 2500mm (sau khi da chon so do nho nhat).



1. Kich thuoc Rong cua can dat: $3000 \text{mm} - 25 \text{mm} = 2975 \text{mm}$

2. Kich thuoc Cao cua can dat: $2500 \text{mm} - 35 \text{mm} = 2465 \text{mm}$



Nhu vay, ban se dat san xuat bo cua Xingfa 4 canh voi kich thuoc $2975 \text{mm} \times 2465 \text{mm}$.



Cac Luu Y Quan Trong Khac Khi Tru Cua



1. Phan Biet Cua Mo Quay va Cua Mo Truot



Cong thuc tru hao tren chu yeu ap dung cho Cua mo quay. Doi voi Cua mo truot Xingfa 4 canh:



* Cua mo truot: Can tru hao them o phan ray truot va chong canh. Thong thuong, nguoi ta van ap dung tru hao giong cua mo quay, tuy nhien, ky thuat vien can tinh toan chinh xac vi tri dat ray tren va ray duoi de dam bao canh cua khong bi cham vao tuong khi dong mo.



2. Vi Tri Lap Dat Thanh Do (Dam/Se No)



Neu o cho phia tren co lap dat thanh do hoac se no co dinh (thanh co dinh tren cung), kich thuoc tru hao chieu cao co the duoc dieu chinh lai, vi phan thanh do nay se nam gon trong o cho va anh huong den chieu cao lot sang thuc te. Hay trao doi ro rang voi don vi thi cong ve cau truc nay.



3. Chuan Bi Be Mat O Cho



O cho phai duoc ve sinh sach se, loai bo vua thua, son bong troc. Neu be mat tuong qua go ghe, viec can chinh va bom keo silicone se khong dat hieu qua toi da, de dan den tham dot sau nay.



Tai Sao Viec Nay Lai Quan Trong Den Vay?



Lam viec voi cac san pham nhom kinh cao cap nhu Xingfa doi hoi su ti mi tuyet doi. Neu kich thuoc cua qua lon so voi o cho, viec dong mo se bi ket cung, gay ap luc len ban le hoac ray truot, lam giam tuoi tho san pham. Nguoc lai, neu tru hao qua lon, khe ho se qua rong, anh huong den tinh tham my, kha nang cach am va dac biet la de bi nuoc mua tham vao du da bom keo.



Viec nam vung ky thuat tru cua khong chi giup ban giam sat tho thi cong hieu qua ma con dam bao bo cua Xingfa 4 canh dat tien cua ban phat huy toi da cong nang va ve dep von co. Neu ban cam thay viec tu do dac phuc tap, hay luon tim den cac don vi cung cap va lap dat uy tin, chuyen nghiep de ho thuc hien cong doan do dac quan trong nay. Ho se co kinh nghiem thuc te voi cac he nhom cu the va dua ra kich thuoc tru hao chinh xac nhat cho cong trinh cua ban."

Xem them: Cach tru cua di Xingfa 4 canh