Utility model large opening steel-plastic composite barrel Xia Ping ã€Summary】 Utility model name: large open steel-plastic composite barrel. Patent Application No. X. Patent inventor: Xia Ping. The utility model relates to a large-open steel-plastic composite steel, which comprises a steel barrel and a plastic closed inner barrel placed in the steel barrel. The plastic closed inner barrel is provided with an injection port and a venting port which are covered with a sealing cover, and the steel barrel has a large opening. A steel bucket cover is provided on the large opening, and the steel drum cover is fastened to the large opening of the negative four volumes by a locking hoop surrounding the outer circumference thereof. The steel drum cover has no injection opening and a vent opening and a vent opening adapted to the vent opening, and the injection port and the vent opening of the plastic closed inner barrel are respectively injected from the steel barrel cover. And the venting opening is respectively formed from the opening of the injection opening of the steel drum cover and the opening of the venting opening, and the sealing opening is provided on the opening of the injection opening and the opening of the vent opening. The utility model adopts a locking hoop to fasten the steel barrel cover and the steel barrel, and can seal the plastic closed inner barrel in the steel barrel, can easily open the locking hoop, remove the steel barrel cover, and remove the steel barrel and the steel barrel and The plastic closed barrel is freely separated, easy to use and easy to replace, and the complete recycling and reuse of the steel barrel and the plastic closed barrel can effectively save resources. [patent description] First, the field of technology The utility model relates to a material barrel, in particular to a large-open steel-plastic composite barrel which is convenient to replace and is convenient for recycling and reuse. Second, the background technology Conventional steel-plastic composite barrels for storing materials are generally consolidated by crimping, and the outer steel drum is made of seven layers of rounded edges and cannot be opened. If you want to separate the steel drum from the plastic bucket built into the steel drum, you must use a sharp tool to cut the entire composite barrel. This is a destructive separation. At this time, the steel drum and the plastic drum are unrecognizable and can only be used as scrap iron. Broken plastic treatment, can not be recycled and reused, very wasteful. The emperor and the state strongly advocate the construction of a conservation-oriented society, comprehensively implement energy conservation and emission reduction, and eliminate the principle of high consumption and high pollution to drive high economic growth. Third, the patent content The utility model mainly solves the problem that the original steel-plastic composite barrel is consolidated together, and the steel barrel and the plastic barrel cannot be completely separated, cannot be replaced, and the steel barrel and the plastic barrel cannot be completely recycled and reused, and the technology is wasted. The problem is to provide a large-open steel-plastic composite barrel that can easily separate steel drums and plastic barrels, is convenient to use, and is easy to replace, so that complete steel drums and plastic barrels can be separately recycled and reused, and resources are saved. The above technical problem of the utility model is mainly solved by the following technical solutions: the utility model comprises a steel barrel, a plastic closed inner barrel placed in the steel barrel, the plastic closed inner barrel is provided with an injection port and a gas vent, the injection port and The venting port is provided with a sealing cover, the steel barrel has a large opening, the large opening is provided with a steel barrel cover, and the outer circumference of the steel barrel cover is surrounded by a locking hoop, and the steel barrel cover is fastened by the locking hoop On the large opening of the steel drum; the steel drum cover is provided with an injection opening corresponding to the injection port and a vent opening corresponding to the vent opening, and the injection port and the vent opening of the plastic closed inner barrel The inlet opening and the vent opening are respectively passed through the steel barrel cover, and the sealing opening is provided on the opening of the inlet and the opening of the vent opening. By providing a steel drum cover on a steel drum with a large opening, the steel drum cover and the steel drum are fastened by the locking hoop, and the plastic closed inner barrel can be firmly sealed in the steel barrel, as long as the sealing cover is opened and sealed. The cover can complete the filling or pouring without opening the steel drum cover, and can easily open the locking hoop, remove the steel drum cover, take out the plastic closed inner bucket, and easily separate the steel drum and the plastic closed inner bucket freely. It is easy to use and easy to replace. The complete steel drum and plastic closed inner barrel can be recycled and reused separately, saving resources. Preferably, the locking hoop is a bolt-type locking structure, and the locking hoop comprises a ring body having a notch, and both ends of the ring body are provided with a convex folding edge, and the two outer convex folding edges are provided Corresponding mounting holes, the two outer flanges are edged by bolts that are inserted into the two mounting holes. Unscrew the bolt from an outer flange and open the locking hoop to remove the steel drum cover. Insert the bolt into the two mounting holes and tighten to tighten the hoop. The hoop tightly The steel bucket lid and the large opening of the steel drum are fastened together for fastening. It will be very convenient to dismantle. Preferably, the locking hoop is a lever type locking structure, and the locking hoop comprises a ring body with a notch, one end of the ring body is hinged to a connecting piece, and the other end of the ring body is hingedly connected with a handle. The other end of the connecting piece is connected to the handle by a rotating pin, and the handle has an arc shape matching with the ring body, and the back side of the handle has a buckle extending along the length of the handle. A groove that fits outside the loop. Pulling the free end of the handle away from the upper plate of the ring body, pushing one end of the ring body through the connecting piece, pushing the notch of the ring body to enlarge, thereby opening the hoop, and removing the steel barrel cover; fastening the free end of the handle to the ring body The two ends of the ring body are tightened by the connecting piece, and the hoop is tightened until the handle is fastened to the ring body, the two ends of the ring body are in contact, and the hoop tightly closes the steel drum cover and the steel drum. Fasten together for fastening. It is very convenient to disassemble. Preferably, the edge of the steel drum cover is provided with a round bead, and the edge of the large opening of the steel drum is also provided with a round bead, and the locking hoop is fastened to the two round curls. The rounded edge ensures that the edges of the steel lid and the steel drum are not sharp and will not cut the staff. On the other hand, it also makes the locking of the locking hoop relatively smooth. Preferably, the steel drum cover is provided with a plurality of venting holes, the bottom of the steel barrel is provided with a plurality of safety holes, and the bottom edge of the steel barrel is provided with a round bead. Ensure that the pressure inside and outside the steel drum is consistent, to avoid damage to the steel drum and the plastic closed barrel due to excessive or too low air pressure, to ensure the safety of the storage in the barrel. The rounded edge at the bottom edge of the drum ensures that it is not sharp and will not cut the staff. Preferably, the steel drum cover is provided with a ring groove, the ring groove is adjacent to the edge of the steel drum cover, and the ring groove is caught in the barrel wall of the steel drum. Further ensure a sealed connection between the steel lid and the steel drum. Preferably, the steel drum has a plurality of reinforcing ring ribs on the wall of the barrel. Improve the strength of the steel drum, so that the steel drum can better resist the external extrusion or impact, effectively protect the plastic closed inner barrel, and ensure the safety of the storage inside the barrel. Preferably, the plastic closed inner tub is made of polyethylene material, and the steel drum is sprayed with paint or coated with a zinc layer. Ensure that the steel drum is not susceptible to corrosion and is not susceptible to rust. The utility model has the beneficial effects that the steel barrel cover and the steel barrel are fastened by using a locking hoop on a steel drum having a large opening, and the plastic closed inner barrel can be stably sealed in the steel barrel. It can easily open the locking hoop, remove the steel drum cover, take out the plastic closed inner bucket, and easily separate the steel drum and the plastic closed inner bucket freely, which is convenient to use and easy to replace, and realizes complete steel drum and plastic closed inner bucket. It can be recycled and reused separately, saving resources. Fourth, the description of the figure 1 is a schematic exploded view of the utility model. figure 1 2 is a top plan view of the steel can lid of the present invention. figure 2 Figure 3 is a bottom plan view of the bottom of the steel drum of the present invention. image 3 4 is a top plan view of the locking hoop of the present invention. Figure 4 Fig. 5 is a schematic top plan view showing the locking hoop of the utility model. Figure 5 Figure 1 to Figure 5, 1. steel drum; 2. plastic closed inner barrel; 21. injection port; 22. venting port; 3. sealing cover; 4. large opening; 5. steel barrel cover; ; 52. vent opening; 53. venting hole; 6. locking hoop; 61. ring body; 62. convex flange; 63. screw inspection; 64. side tab; 65. handle; Pin; 7. Sealing cover; 8. Round curling; 9. Steel drum bottom; 10. Safety hole; 11. Upturned round curling; 12. Ring groove; 13. Reinforced ring rib; 14. Collar. Five, the specific way The technical solution of the present invention will be further described below by way of examples and with reference to the accompanying drawings. Example 1: The large-open steel-plastic composite barrel of the present embodiment, as shown in FIG. 1 , comprises a steel barrel 1 and a plastic closed inner barrel 2 placed in the steel barrel 1 . The plastic closed inner barrel 2 has an injection port 21 and a gas vent 22 . The inlet and the venting port are respectively covered with a sealing cover 3, the steel barrel 1 has a large opening 4, the large opening 4 is covered with a steel barrel cover 5, and the steel barrel cover 5 has an injection opening adapted to the injection opening 21 also 51 And a vent opening 52 adapted to the venting opening 22, the injection opening 21 and the venting opening 22 in the plastic closed inner tub 2 are respectively passed through the injection opening 51 and the vent opening 52 of the steel drum cover 5, The inlet opening 51 and the vent opening 52 are respectively covered with a sealing outer cover 7, and the sealing outer cover 7 and the injection opening 51 and the vent opening 52 have a collar 14. The edge of the steel lid 5 has a circle The bead 8, the edge of the large opening 4 of the steel drum 1 also has a round bead 8, the outer circumference of the steel drum cover 5 is surrounded by a locking hoop 6, and the locking hoop 6 is fastened to the above two rounded edges 8, steel drum The cover 5 is fastened to the large opening 4 of the steel drum 1 by means of a locking hoop 6. As shown in FIG. 4, the locking hoop 6 of the present embodiment is a bolt-type locking structure, and the locking hoop 6 includes a notched ring body 61. Both ends of the ring body 61 have a convex flange 62. The two outer convex flanges 62 are provided with corresponding mounting fixing holes, and the two outer convex folding edges 62 are connected by bolts 63 which are disposed in the two mounting fixing holes. As shown in Fig. 2, the steel drum cover also has two venting holes 53, and the two venting holes are symmetrically disposed between the injection opening and the vent opening. The steel drum cover 5 has a ring groove 12 adjacent to the edge of the steel drum cover 5, and the ring groove 12 is just caught in the wall of the steel drum 1 when the steel drum cover is placed on the steel drum. The outer wall of the steel drum 1 has a plurality of outer reinforcing ring ribs 13. The bottom of the steel drum 9 has an upturned rounded edge 11 and the bottom 9 of the steel drum has four symmetrically distributed safety holes 10, as shown in FIG. In this embodiment, the plastic closed inner tub 2 is made of polyethylene material, and the steel drum 1 is sprayed with paint. Example 2: In the large-open steel-plastic composite barrel of the present embodiment, as shown in FIG. 5, the locking hoop 6 of the large opening of the steel drum cover 5 and the steel drum 1 is a lever type locking structure, and the locking hoop 6 includes There is a notched ring body 61. One end of the ring body 61 is hingedly connected to a connecting piece 64. The other end of the ring body 61 is hingedly connected with a handle 65. The other end of the connecting piece 64 is connected to the handle 65 by a rotating locking pin 66. The handle 65 is attached. In an arc shape matching the ring body 61, the back surface of the handle 65 has a groove extending along the length of the handle 65 and engaging with the outside of the ring body 61. In the present embodiment, the steel drum 1 is plated with a zinc layer. The rest are the same as in the first embodiment.
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