Novel sealed packaging steel pail with ventilation function

Abstract

The utility model discloses a novel sealed packing steel pail with a ventilation function, which comprises a pail body and a pail top which are extruded, meshed and locked into a whole, the pail top comprises a pail top body, a pail top sealing ring is arranged on the inner side of the pail top body, an oil outlet and a ventilation valve mounting structure are arranged on the pail top body, and a waterproof ventilation valve is mounted on the mounting structure. According to the sealed packaging steel pail, the installation structure suitable for installing the ventilation valve is manufactured on the pail top of a national standard steel pail, the ventilation valve can be conveniently and firmly installed, the ventilation valve can be protected in the using process, the ventilation function is added, meanwhile, use of the steel pail is not affected, and the service life of the steel pail is prolonged. The ventilation valve is not prone to being damaged in the filling, transporting, storing and using processes, and the sealing performance of the steel pail cannot be reduced. The steel pail can prevent external foreign matters such as water, steam, impurities and the like from entering the steel pail to pollute oil filled in the steel pail, can really eliminate deformation of the steel pail in use processes such as filling, transportation, storage and the like, and plays a role in protecting the steel pail and the objects filled in the steel pail.

Description

Technical Field

[0001] The utility model belongs to the technical field of manufacturing a metal packaging container-a steel bucket, and relates to a new type of sealed packaging steel bucket with a ventilation function. Background Art

[0002] Steel buckets are metal packaging containers widely used in the petroleum, chemical, pesticide, food and other industries. They have excellent properties such as drop resistance, collision resistance, heat resistance, and cold resistance. They do not generate static electricity, are safe and not easy to leak, are easy to use, and are suitable for long-distance transportation. They are widely used in the packaging of various items, especially oil.

[0003] Due to the influence of unavoidable factors such as changes in temperature, altitude, filling temperature and gas generated by liquid during transportation, a pressure difference will be generated inside and outside the steel bucket during transportation and storage, causing the steel bucket to deform or even leak, affecting the sealing performance, use effect and appearance quality of the steel bucket. Due to functional defects, the use of steel buckets is limited. Utility Model Content

[0004] The utility model aims to provide a novel sealed packaging steel lifting bucket with ventilation function, which can avoid pressure difference between the inside and outside of the steel lifting bucket and prevent deformation and leakage of the steel lifting bucket.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a new type of sealed packaging steel bucket with ventilation function, including a barrel body and a barrel top that are squeezed and locked into one body, the barrel top includes a barrel top body, a barrel top sealing ring is arranged on the inner side of the barrel top body, an oil outlet and a mounting structure are arranged on the barrel top body, and a waterproof breathable valve is installed on the mounting structure.

[0006] The utility model discloses a sealed packaging steel bucket, wherein an installation structure suitable for installing a breathable valve is made on the barrel top of a national standard steel bucket. The installation structure is convenient for firmly installing the breathable valve and protects the breathable valve when in use. While increasing the breathable function, it does not affect the use of the steel bucket, so that the breathable valve is not easily damaged during filling, transportation, storage and use, and the sealing performance of the steel bucket is not reduced. It can prevent foreign matter such as water, steam and impurities from entering the steel bucket to pollute the oil inside, and can truly eliminate deformation of the steel bucket during filling, transportation, storage and other use processes, thereby protecting the steel bucket and the contents. BRIEF DESCRIPTION OF THE DRAWINGS

[0007] Figure 1 It is a schematic diagram of a first embodiment of the sealed packaging steel bucket of the utility model.

[0008] Figure 2 yes Figure 1 Top view of the .

[0009] Figure 3 yes Figure 2 AA section enlarged view.

[0010] Figure 4 It is a schematic diagram of a second embodiment of the sealed packaging steel bucket of the utility model.

[0011] Figure 5 yes Figure 4 Top view of the .

[0012] Figure 6 yes Figure 5 Enlarged view of the middle BB section.

[0013] Figure 7 It is a schematic diagram of the second installation structure in the sealed packaging steel bucket of the utility model.

[0014] Figure 8 It is a schematic diagram of a third embodiment of the sealed packaging steel bucket of the utility model.

[0015] Fig. 9 yes Figure 8 Top view of the .

[0016] Fig.10 yes Fig. 9 Magnified cross-sectional view.

[0017] Fig.11 yes Fig.10 Schematic diagram of the installed breathable valve and metal cover.

[0018] Fig.12 yes Fig.11 Three-dimensional stereogram.

[0019] Fig.13 It is a schematic diagram of a fourth embodiment of the sealed packaging steel bucket of the utility model.

[0020] Fig.14 yes Fig.13 Top view of the .

[0021] Fig.15 yes Fig.14 Magnified cross-sectional view.

[0022] Fig.16 yes Fig.15 Schematic diagram of the installed plastic cover and waterproof breathable valve.

[0023] Fig.17 yes Fig.16 Three-dimensional stereogram.

[0024] In the figure, 1. barrel top body, 2. waterproof breathable valve, 3. oil outlet, 4. first mounting structure, 5. barrel top sealing ring, 6. second mounting structure, 7. mounting outer seat, 8. mounting inner seat, 9. connecting plate, 10. second mounting hole, 11. third mounting structure, 12. peripheral protrusion, 13. metal cover, 14. fourth mounting structure, 15. boss, 16. plastic cover. DETAILED DESCRIPTION

[0025] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0026] The utility model sealed packaging steel bucket is based on the national standard steel bucket (GB / T13252-2008), and a mounting structure is set on the top of the national standard steel bucket, and a high-performance waterproof breathable valve is installed on the mounting structure. The material of the waterproof breathable valve should be compatible with the oil in the steel bucket, and there should be no possibility of contaminating the oil. At the same time, it should be easy to install, and the installation should be firm and reliable, not easy to encounter collision, and no leakage. Therefore, the waterproof breathable valve used on the utility model sealed packaging steel bucket uses corrosion-resistant nylon (polyamide PAC) as the valve body and cap. This material has good strength and heat resistance, light resistance and cold resistance. The valve body does not deteriorate or become brittle after being soaked in oil and photothermal action; the expanded polytetrafluoroethylene (EPTEE) material is used to make the breathing membrane of the waterproof breathable valve, and the prepared breathing membrane is heated at high temperature by ultrasonic welding equipment and fixed to the valve body; metal breathable valves or other oil-resistant breathable valves can also be used. The valve body and the steel bucket are connected by threaded sealing. The breathing membrane on the valve body will not fall off after long-term immersion in water, oil, weak acid and alkali; the entire breathable valve will not deform or deteriorate after long-term immersion in oil, and the breathability will not change after being soaked in oil. At the same time, the waterproof breathable valve has a waterproof function to prevent water and water vapor from entering the steel bucket.

[0027] Since the barrel body of the national standard steel barrel used in the sealed packaging steel barrel of the utility model is not modified, only a mounting structure is set on the barrel top of the national standard steel barrel, and a waterproof breathable valve is installed on the mounting structure. Therefore, only the schematic diagram of the corresponding barrel top is given in the following description and the drawings of the specification.

[0028] The first embodiment of the utility model sealed packaging steel bucket, such as Figure 1 , Figure 2 and Figure 3 As shown, it includes a barrel body and a barrel top which are assembled into one by a sealing clamp squeezing and biting lock. The barrel top includes a barrel top body 1, a barrel top sealing ring 5 is arranged on the inner side of the barrel top body 1, an oil outlet 3 and a first mounting structure 4 are arranged on the top plate of the barrel top body 1, and a waterproof breathable valve 2 is installed on the first mounting structure 4.

[0029] The first mounting structure 4 is cylindrical, and a first mounting hole is processed on its bottom plate. The lower part of the waterproof breathable valve 2 passes through the first mounting hole and extends into the steel bucket. The lower part of the waterproof breathable valve 2 is connected with a nut, and a valve body sealing ring is provided between the nut and the bottom plate of the first mounting hole.

[0030] When manufacturing the first embodiment of the sealed packaging steel bucket of the utility model: a cylindrical first mounting structure 4 is punched inwardly on the top plate of the bucket top, a first mounting hole is punched out on the top plate of the first mounting structure 4, and then the waterproof breathable valve 2 is installed on the first mounting structure 4.

[0031] The top surface height of the waterproof breathable valve 2 in the first embodiment of the sealed packaging steel bucket of the utility model is lower than the surface height of the bucket top body 1, which plays a protective role for the valve cap part of the waterproof breathable valve 2.

[0032] The second embodiment of the utility model sealed packaging steel bucket, as Figure 4 , Figure 5 and Figure 6 As shown, it includes a barrel body and a barrel top that are assembled into one by squeezing and locking with sealing pliers. The barrel top includes a barrel top body 1, a barrel top sealing ring 5 is provided on the inner side of the barrel top body 1, an oil outlet 3 and a second mounting structure 6 are provided on the top plate of the barrel top body 1, and a waterproof breathable valve 2 is installed on the second mounting structure 6.

[0033] Figure 7 It is a schematic diagram of the second mounting structure 6, which includes a coaxially arranged outer mounting seat 7 and an inner mounting seat 8, the outer mounting seat 7 is cylindrical, the inner mounting seat 8 is an inverted cylindrical, the inner mounting seat 8 is located inside the outer mounting seat 7, the lower end of the side wall of the inner mounting seat 8 is fixedly connected to the lower end of the side wall of the outer mounting seat 7 through a connecting plate 9, the top surface height of the inner mounting seat 8 is lower than the top surface height of the outer mounting seat 7; a second mounting hole 10 is provided on the top plate of the inner mounting seat 8; a waterproof breathable valve 2 is installed on the top plate of the inner mounting seat 8.

[0034] When manufacturing the second embodiment of the sealed packaging steel bucket of the utility model: a groove (mounting outer seat 7) with a boss (mounting inner seat 8) is first drawn inwardly and then outwardly on the top plate of the bucket top body 1, a second mounting hole 10 is punched out on the boss, and then the waterproof breathable valve 2 is mounted on the mounting inner seat 8.

[0035] In the second embodiment of the sealed packaging steel bucket of the utility model, the exposed part of the waterproof breathable valve 2 is lower than the top surface of the bucket cover, and the height position of the lower end surface of the waterproof breathable valve 2 is higher than the height position of the bottom surface of the inner installation seat 8, which plays a protective role for the waterproof breathable valve 2 located inside and outside the bucket.

[0036] The mounting structure of the first embodiment and the mounting structure of the second embodiment of the utility model can be used for the barrel top with a metal cover or the barrel top with a plastic cover.

[0037] like Figure 8~Figure 12 , is the third embodiment of the sealed packaging steel lifting bucket of the utility model, comprising a barrel body and a barrel top made of metal, which are integrated by a sealing clamp squeezing and biting lock. The barrel top comprises a barrel top body 1, a barrel top sealing ring 5 is arranged on the inner side of the barrel top body 1, an oil outlet 3 and a third mounting structure 11 are arranged on the top plate of the barrel top body 1, a waterproof breathable valve 2 is installed on the third mounting structure 11, and the top surface height of the waterproof breathable valve 2 is lower than the height of the peripheral protrusion 12 on the surface of the metal cover 13.

[0038] The third mounting structure 11 is a through hole machined on the plane of the barrel top body. The center of the barrel top body 1 is taken as the coordinate origin of the rectangular coordinate system, and the line connecting the coordinate origin and the center of the oil outlet 3 is the positive direction of the X-axis of the rectangular coordinate system. The center of the third mounting structure 11 is located in the first quadrant or the fourth quadrant of the rectangular coordinate system.

[0039] The third embodiment of the sealed packaging steel bucket of the utility model is that a mounting hole is punched out at the top of the steel bucket near the metal cover 13 of the oil outlet, and the height of the peripheral protrusion 12 of the metal cover 13 is greater than the top surface height of the waterproof breathable valve 2 to protect the exposed part of the waterproof breathable valve 2.

[0040] like Figure 13 to Figure 17 As shown, the fourth embodiment of the sealed packaging steel bucket of the utility model comprises a barrel body and a barrel top made of metal, which are assembled into one by a sealing clamp squeezing and biting lock. The barrel top comprises a barrel top body 1, a barrel top sealing ring 5 is arranged on the inner side of the barrel top body 1, and a fourth mounting structure 14 and an inverted cylindrical boss 15 are arranged on the top plate of the barrel top body 1, as shown in FIG. Fig.15 The top surface of the boss 15 is provided with an oil outlet 3, and a plastic cover 16 is installed on the oil outlet 3; the fourth mounting structure 14 is the same as the third mounting structure 11, which is a through hole; the fourth mounting structure 14 is provided with a waterproof breathable valve 2, and the top surface height of the waterproof breathable valve 2 is lower than the top surface height of the plastic cover 16.

[0041] The fourth embodiment of the sealed packaging steel bucket of the utility model is to first pull out a boss 15 with a certain height at the installation place of the plastic cover of the oil outlet, punch out a cover installation hole on the top surface of the boss 15, and then install the plastic cover 16, so that the top surface height position of the plastic cover 16 is higher than the top surface height position of the waterproof breathable valve 2, so as to protect the exposed part of the waterproof breathable valve 2.

[0042] In the fourth embodiment, the center of the barrel top is taken as the coordinate origin of the rectangular coordinate system, and the line connecting the coordinate origin and the center of the oil outlet 3 is the positive direction of the X-axis of the rectangular coordinate system. Then the center of the fourth mounting structure 14 is located in the first quadrant or the fourth quadrant of the rectangular coordinate system.

[0043] The barrel cover and the waterproof breathable valve 2 of the sealed packaging steel bucket of the utility model are tightly connected after the valve body thread and the nut are tightened. The breathable membrane on the waterproof breathable valve 2 can be inhaled and exhaled to balance the air pressure inside and outside the steel bucket. The waterproof breathable valve 2 has the characteristics of waterproof, dustproof, oil-proof, pollution-proof, and strong sealing. The barrel top equipped with the breathable valve and the barrel body are assembled into one by squeezing and biting the sealing pliers to automatically balance the air pressure inside and outside the steel bucket. Compared with the national standard steel bucket (GB / T13252-2008), the sealed packaging steel bucket of the utility model has an additional breathable function, which eliminates deformation caused by the internal and external pressure difference.

[0044] According to the storage quality requirements and use conditions of the oil, the waterproof breathable valve 2 can be a one-way breathable valve or a two-way breathable valve. The one-way breathable valve is generally used for special oils at high altitudes, low air pressure, and oils that are easily oxidized and deteriorated when in contact with air; the two-way breathable valve can keep the pressure inside and outside the steel bucket consistent for general oils, ensuring that the steel bucket is not bulged, not dented, and not deformed.

Claims

1. A new type of sealed packaging steel bucket with ventilation function, comprising a bucket body and a bucket top which are assembled into one by extrusion, bite and lock, the bucket top comprising a bucket top body (1), an oil outlet (3) is arranged on the bucket top body (1), and a bucket top sealing ring (5) is arranged on the inner side of the bucket top body (1), characterized in that: A mounting structure is also provided on the barrel top body (1), and a waterproof breathable valve (2) is installed on the mounting structure.

2. The novel sealed packaging steel bucket with ventilation function as claimed in claim 1, characterized in that: The mounting structure is a first mounting structure (4), which is cylindrical, and a first mounting hole is processed on the bottom plate of the first mounting structure (4), in which a waterproof breathable valve (2) is mounted.

3. The novel sealed packaging steel bucket with ventilation function as claimed in claim 1, characterized in that: The mounting structure is a second mounting structure (6), the second mounting structure (6) comprising a coaxially arranged mounting outer seat (7) and a mounting inner seat (8), the mounting outer seat (7) being cylindrical, the mounting inner seat (8) being inverted cylindrical, the mounting inner seat (8) being located inside the mounting outer seat (7), the lower end of the side wall of the mounting inner seat (8) being fixedly connected to the lower end of the side wall of the mounting outer seat (7) via a connecting plate (9), the top surface height of the mounting inner seat (8) being lower than the top surface height of the mounting outer seat (7); a second mounting hole (10) being provided on the top plate of the mounting inner seat (8); and a waterproof breathable valve (2) being installed on the top plate of the mounting inner seat (8).

4. The novel sealed packaging steel bucket with ventilation function as claimed in claim 1, characterized in that: The mounting structure is a third mounting structure (11), which is a through hole. The center of the barrel top body (1) made of metal is the origin of the coordinate system of the rectangular coordinate system. The line connecting the origin of the coordinate system and the center of the oil outlet (3) is the positive direction of the X-axis of the rectangular coordinate system. The center of the third mounting structure (11) is located in the first quadrant or the fourth quadrant of the rectangular coordinate system. The height position of the top surface of the waterproof breathable valve (2) is lower than the height position of the peripheral protrusion (12) on the top surface of the barrel top metal cover (13).

5. The novel sealed packaging steel bucket with ventilation function as claimed in claim 1, characterized in that: The mounting structure is a fourth mounting structure (14); the top plate of the barrel top body (1) is provided with the fourth mounting structure (14) and an inverted cylindrical boss (15); the top surface of the boss (15) is provided with an oil outlet (3); the oil outlet (3) is mounted with a plastic cover (16); the fourth mounting structure (14) is a through hole; the fourth mounting structure (14) is mounted with a waterproof breathable valve (2); the top surface height position of the plastic cover (16) is higher than the top surface height position of the waterproof breathable valve (2).

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