食堂/飯店油煙機排煙罩其特征在于由罩體和罩蓋上下兩部分構成，罩體由三個平面組成，罩蓋由前、后、左、右四個平面（或稱擋板）構成一個錐體/其錐體的下端與罩體相連，上端與抽油煙機相連，活動擋板開在罩體或罩蓋靠近窗戶的任意一面，前擋板帶有缺口。廣泛用于賓館、酒店、學校、單位食堂、大型等。飯店廚房排煙罩采用不銹鋼拉絲工藝，不僅外表美觀，還能防腐防銹。飯店廚房排煙罩吸煙內腔采用大空間設計使得油煙雜質的吸收變得更充分，更徹底更強油煙吸收率應大于95%。

The smoke exhaust hood of a range hood in a cafeteria/restaurant is characterized in that it is composed of a cover body and a cover upper and lower parts. The cover body is composed of three planes, and the cover is composed of four planes (or baffles): front, rear, left, and right, forming a cone. The lower end of the cone is connected to the cover body, and the upper end is connected to the range hood. The movable baffle is opened on either side of the cover body or near the window, and the front baffle has a gap. Widely used in star rated hotels, hotels, schools, corporate canteens, large supermarkets, etc. The hotel kitchen smoke exhaust hood adopts high-quality stainless steel wire drawing technology, which not only has a beautiful appearance but also can prevent corrosion and rust. The smoke exhaust hood of the restaurant kitchen adopts a large space design to make the absorption of oil fume impurities more thorough and stronger. The oil fume absorption rate should be greater than 95%.

食堂油煙機排煙罩制作要求

Requirements for the production of smoke exhaust hoods for cafeteria range hoods

1.油網煙罩后封板、前封板、前頁、上滑槽與下滑槽所有外露邊均壓扣邊;

1. All exposed edges of the rear sealing plate, front sealing plate, front page, upper sliding groove, and sliding groove of the oil screen hood are pressed and fastened;

2.油網煙罩后封板與前封板連接為分段短焊，其中前封板HL面外露；

2. The connection between the rear sealing plate and the front sealing plate of the oil screen hood is segmented short welding, with the HL surface of the front sealing plate exposed;

3.油網煙罩前頁與油網煙罩前封板連接為分段短焊，焊接面在前封板外露面前頁HL面向下，二端煙罩連接口分別向上90度；

3. The front page of the oil screen hood is connected to the front sealing plate of the oil screen hood through segmented short welding. The welding surface is facing downwards on the exposed front page HL of the front sealing plate, and the connection ports of the two end hoods are facing upwards by 90 degrees;

4.油網煙罩二末端的油煙網罩側封板與后封板、前封板前頁為分段短焊，其中同前頁的前端（注：尺寸120mm）、后封板去油槽位置為滿焊并打磨；

4. The side sealing plate of the oil fume hood at the second end of the oil fume hood is segmented and short welded with the rear sealing plate and the front sealing plate. The front end of the same front page (note: size 120mm) and the oil removal groove position of the rear sealing plate are fully welded and polished;

5.煙罩照明燈必須有防水功能，導電線要有轉悠穿線護管。

5. The smoke hood lighting must have waterproof function, and the conductive wire should have a rotating threading protective tube.

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