Oil drum sealing structure

TWM687594UActive Publication Date: 2026-09-11LIN DER SHENG CAN MAKING MACHINERY
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Patent Information

Application Number
TW115206077
Authority / Receiving Office
TW · TW
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2026-06-30
Publication Date
2026-09-11
Estimated Expiration
2036-06-29

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Abstract

An oil drum cap structure includes an oil drum, wherein the oil drum has an oil drum cap body with an oil drum hole. The oil drum cap body has an oil nozzle at the edge of the oil drum hole, the oil nozzle has an outwardly curved flange, and the edge of the flange has an inwardly curved arc-shaped rolled edge. The oil nozzle is integrally connected to the oil drum cap body. A stopper is inserted into the oil nozzle, the top edge of the stopper abuts against the rolled edge. The cap is pressed down to cover the top of the stopper and the outside of the oil nozzle. The bottom of the cap has an inwardly recessed sealing edge to abut against the flange, thereby restricting and sealing the oil nozzle and the stopper with the cap.
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Claims

1. An oil drum sealing structure, comprising an oil drum, wherein: The oil drum has an oil drum cover with an oil drum hole. An oil nozzle is located at the edge of the oil drum hole and extends upwards. The oil nozzle has an outwardly curved flange, and the edge of the flange curves inwards into an arc-shaped rolled edge. The oil nozzle is integrally connected to the oil drum cover. A stopper is inserted into the oil nozzle, and the top edge of the stopper abuts against the rolled edge. The cover is pressed down to cover the top of the stopper and the outside of the oil nozzle. The bottom of the cover has an inwardly recessed sealing edge to abut against the flange, thereby restricting and sealing the oil nozzle and the stopper with the cover.

2. The oil drum sealing structure as described in claim 1, wherein, The nozzle sleeve is equipped with an oil guide plate.

3. The oil drum cap structure as described in claim 1, wherein, The oil drum cover has an annular reinforcing edge that protrudes upwards from the oil nozzle position.

4. The oil drum cap structure as described in claim 1, wherein, A pull ring is provided in the center of the seal.

5. The oil drum cap structure as described in claim 1, wherein, The oil drum hole is circular in shape.

6. The oil drum cap structure as described in claim 1, wherein, The nozzle is formed by directly stamping the oil drum cover into a single piece.