Fully-welded and sealed totally-closed floating disc device

Abstract

The utility model discloses a fully-welded and sealed totally-closed floating disc device, which belongs to the technical field of floating discs and comprises a floating disc mechanism, a supporting leg mechanism is welded at the bottom of the floating disc mechanism, and the outer side of the floating disc mechanism is hermetically connected with a tank wall through a sealing mechanism; the floating disc mechanism comprises a floating box assembly and a frame assembly, the floating box assembly comprises a plurality of floating box units which are welded to one another, and the frame assembly is welded to the outer side of the floating box unit located on the outermost side. The floating box units are connected in a welding mode, and the floating box units are connected with the frame assembly in a welding mode, namely complete welding of gaps among all parts is achieved, the gaps are eliminated, and volatile gas in the storage tank is prevented from leaking.

Description

Technical Field

[0001] The utility model relates to the technical field of floating plates, and more particularly to a fully welded and sealed fully enclosed floating plate device. Background Art

[0002] Internal floating roof is a floating roof that floats on the liquid surface of the oil tank and rises and falls with the oil. Using this internal floating roof to cover the liquid surface is recognized as the most ideal, economical and simple way to reduce the evaporation loss of oil.

[0003] The common floating roof pontoons are arranged in a certain way, with rubber strips between them as seals, and then fixed with screws to ensure that the joint surfaces can be completely closed and sealed to ensure that there is no oil and gas leakage on the plate. Due to assembly errors during the installation process, deformation and manufacturing errors of parts during the manufacturing process, and the moving floating plate pontoons, due to impact and vibration, the overall connection parts will loosen, forming gaps between parts that cannot be completely closed, causing oil and gas leakage, which does not meet the safety and environmental protection standards. Utility Model Content

[0004] Based on the above problems in the prior art, the utility model provides a fully welded and sealed fully enclosed floating disc device, and specifically discloses the following technical solutions:

[0005] A fully welded and sealed fully enclosed floating plate device, comprising a floating plate mechanism, a leg mechanism is welded to the bottom of the floating plate mechanism, and the outer side of the floating plate mechanism is sealed and connected to the tank wall through a sealing mechanism;

[0006] The floating plate mechanism comprises a buoyancy box assembly and a frame assembly. The buoyancy box assembly comprises a plurality of buoyancy box units welded to each other, and the frame assembly is welded to the outer side of the buoyancy box unit located at the outermost side.

[0007] Furthermore, the pontoon unit includes a box shell, the interior of the box shell is filled with polyurethane foam, a box upper cover is fixedly provided on the top of the box shell, an upper convex edge plate frame is fixedly provided on the top of the box upper cover, and a lower convex edge plate frame is fixedly provided on the bottom of the box shell, the upper convex edge plate frames of adjacent box shells are welded to each other, and the lower convex edge plate frames of adjacent box shells are welded to each other.

[0008] Furthermore, the frame assembly includes a plurality of frame units welded to each other, the frame unit presents a Z-shaped structure, and includes an upper arc plate, a middle panel and a lower arc plate, the middle panel has an upper arc plate welded at one end and a lower arc plate welded at the other end, and the outer side surface of the box shell located at the outermost side, the outer side surface of the upper convex edge plate frame and the outer side surface of the lower convex edge plate frame are all welded to the inner side surface of the middle panel.

[0009] Furthermore, a rib plate is welded between the top wall of the lower arc plate and the outer side surface of the middle panel.

[0010] Furthermore, the sealing mechanism includes a plurality of sealing units, and the sealing units include a tongue-shaped seal and a large compensating mechanical seal, and the tongue-shaped seal and the large compensating mechanical seal are fixedly arranged on the top of the upper arc plate in sequence from top to bottom, and the tongue-shaped seal and the large compensating mechanical seal are both sealedly connected to the tank wall at one end away from the upper arc plate.

[0011] Furthermore, the pontoon assembly also includes a plurality of interconnected connection units, wherein the connection unit includes a crossbeam, the crossbeam is an inverted U-shaped steel, and the top wall of the crossbeam is welded to the bottom wall of the lower convex edge plate frame.

[0012] Furthermore, the leg mechanism includes a plurality of leg units 1 and a plurality of leg units 2, the leg units 1 are welded in the grooves of the cross beam, and the leg units 2 are welded to the bottom of the lower arc plate.

[0013] Furthermore, the leg unit 1 includes a column 1 and an I-shaped short channel steel 1, the top of the column 1 is welded in the short groove of the I-shaped short channel steel 1, a pipe plug is provided at the bottom, and the top surface of the I-shaped short channel steel 1 is welded in the groove of the crossbeam.

[0014] Furthermore, the second leg unit includes two columns and two I-shaped short channel steels. The top of the second column is welded in the short groove of the two I-shaped short channel steels. A pipe plug is provided at the bottom. The top surface of the two I-shaped short channel steels is welded to the bottom wall of the lower arc plate.

[0015] The beneficial effects of the utility model are:

[0016] In the utility model, a plurality of buoyancy tank units are connected by welding, and the buoyancy tank units and the frame assembly are also connected by welding, that is, the gaps between the various parts are completely welded, the gaps are eliminated, and the problem of volatile gas leakage in the storage tank is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0018] Figure 1 The utility model is a top view of a fully welded and sealed fully enclosed floating plate device.

[0019] Figure 2 The utility model is a cross-sectional view of a fully welded and sealed fully enclosed floating disc device.

[0020] Figure 3 yes Figure 2 Enlarged view of point A in the middle.

[0021] Figure 4 It is a structural schematic diagram of the buoyancy unit in the utility model.

[0022] Figure 5 It is a schematic diagram of the connection of adjacent pontoon units in the utility model.

[0023] Figure 6 It is a structural schematic diagram of the frame unit in the utility model.

[0024] Figure 7 It is a schematic diagram of the connection between the buoyancy box unit and the frame unit in the utility model.

[0025] Figure 8 It is a schematic diagram of the connection between the outrigger unit 1 and the buoyancy box unit in the utility model.

[0026] Fig. 9 It is a schematic diagram of the connection between the second leg unit and the frame unit in the utility model.

[0027] Among them, in the figure:

[0028] 1. Floating tank unit; 1-1. Box shell; 1-2. Box cover; 1-3. Polyurethane foam; 1-4. Upper convex edge plate frame; 1-5. Lower convex edge plate frame; 2. Frame unit; 2-1. Upper arc plate; 2-2. Middle panel; 2-3. Lower arc plate; 2-4. Rib plate; 3. Tongue-shaped seal; 4. Large compensation mechanical seal; 5. Crossbeam; 6. Leg unit one; 6-1. Column one; 6-2. Pipe plug one; 6-3. I-shaped short channel steel one; 7. Manhole; 8. Soft anti-rotation wire; 9. Vacuum valve; 10. Man ladder; 11. Anti-static wire; 12. Leg unit two; 12-1. Column two; 12-3. I-shaped short channel steel two. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Please see attached Figure 1-9The utility model provides a fully welded and sealed fully enclosed floating plate device, including a floating plate mechanism, a leg mechanism is welded on the bottom of the floating plate mechanism, and the outer side of the floating plate mechanism is sealed and connected to the tank wall through a sealing mechanism;

[0031] In this embodiment, the sealing connection between the sealing mechanism and the tank wall is a sliding seal, that is, the sealing mechanism can ensure the sealing effect when it moves up and down with the liquid level in the storage tank.

[0032] In this embodiment, the floating plate mechanism is provided with a vacuum valve 9, an anti-static wire 11 and a soft anti-rotation wire 8 in sequence from the center to the outside, and a ladder 10 and a manhole 7 are also provided on the floating plate mechanism.

[0033] The floating plate mechanism includes a pontoon assembly and a frame assembly. The pontoon assembly includes a plurality of pontoon units 1 welded to each other, and the frame assembly is welded to the outer side of the pontoon unit 1 located at the outermost side.

[0034] In this embodiment, multiple buoyancy units 1 are connected by welding, and the buoyancy unit 1 and the frame assembly are also connected by welding, that is, the gaps between the various parts are completely welded, the gaps are eliminated, and the leakage of volatile gases in the storage tank is solved, which does not meet environmental protection requirements.

[0035] The pontoon unit 1 includes a box shell 1-1, the interior of the box shell 1-1 is filled with polyurethane foam 1-3, a box cover 1-2 is fixedly provided on the top of the box shell 1-1, an upper convex edge plate frame 1-4 is fixedly provided on the top of the box cover 1-2, a lower convex edge plate frame 1-5 is fixedly provided on the bottom of the box shell 1-1, the upper convex edge plate frames 1-4 of adjacent box shells 1-1 are welded to each other, and the lower convex edge plate frames 1-5 of adjacent box shells 1-1 are welded to each other.

[0036] In this embodiment, the box shell 1-1 is formed by bending 304 stainless steel; the upper convex edge frame 1-4 and the lower convex edge frame 1-5 are both rectangular frames folded from stainless steel strips, and the box shell 1-1, the upper convex edge frame 1-4 and the lower convex edge frame 1-5 are integrally formed.

[0037] The frame assembly includes a plurality of frame units 2 welded to each other, and the frame unit 2 is in a Z-shaped structure. The frame unit 2 includes an upper arc plate 2-1, a middle panel 2-2 and a lower arc plate 2-3. The middle panel 2-2 has an upper arc plate 2-1 welded to one end and a lower arc plate 2-3 welded to the other end. The outer side surface of the outermost box shell 1-1, the outer side surface of the upper convex edge plate frame 1-4 and the outer side surface of the lower convex edge plate frame 1-5 are all welded to the inner side surface of the middle panel 2-2.

[0038] In this embodiment, adjacent upper arc plates 2-1 are closely connected and welded together, adjacent middle panels 2-2 are closely connected and welded together, and adjacent lower arc plates 2-3 are closely connected and welded together to form a frame assembly, which is a closed circular ring welded part.

[0039] A rib plate 2 - 4 is welded between the top wall of the lower arc plate 2 - 3 and the outer side surface of the middle panel 2 - 2 to enhance the bearing strength of the frame unit 2 .

[0040] The sealing mechanism includes multiple sealing units, which include a tongue-shaped seal 3 and a large compensating mechanical seal 4. The tongue-shaped seal 3 and the large compensating mechanical seal 4 are fixedly arranged on the top of the upper arc plate 2-1 from top to bottom. The ends of the tongue-shaped seal 3 and the large compensating mechanical seal 4 away from the upper arc plate 2-1 are both sealed and connected to the tank wall.

[0041] In this embodiment, the tongue-shaped seal 3 and the large compensating mechanical seal 4 are used in combination to close the movement space formed by the floating plate mechanism and the tank wall.

[0042] The buoyancy chamber assembly further comprises a plurality of mutually welded connection units, wherein the connection units comprise a cross beam 5, the cross beam 5 being an inverted U-shaped steel, the top wall of the cross beam 5 being welded to the bottom wall of the lower convex edge plate frame 1-5.

[0043] In this embodiment, the cross beams 5 form a vertical and horizontal cross connection along the bottom surface of the pontoon unit 1 to enhance the overall strength of the entire floating platform mechanism.

[0044] The leg mechanism includes a plurality of leg units 1 6 and a plurality of leg units 2 12. The leg unit 1 6 is welded in the groove of the cross beam 5, and the leg unit 2 12 is welded to the bottom of the lower arc plate 2-3.

[0045] The leg unit 6 includes a column 6-1 and an I-shaped short channel steel 6-3. The top of the column 6-1 is welded in the short groove of the I-shaped short channel steel 6-3. A pipe plug 6-2 is provided at the bottom. The top surface of the I-shaped short channel steel 6-3 is welded in the groove of the beam 5.

[0046] The leg unit 12 includes a column 12-1 and an I-shaped short channel steel 12-3. The top of the column 12-1 is welded in the short groove of the I-shaped short channel steel 12-3. A pipe plug 2 is provided at the bottom. The top surface of the I-shaped short channel steel 12-3 is welded to the bottom wall of the lower arc plate 2-3.

[0047] In this embodiment, the column 1 6-1 and the column 2 12-1 are both made of 304 stainless steel pipes, and the pipe plug 1 6-2 and the pipe plug 2 are both made of nylon plugs or plastic plugs.

[0048] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the embodiments can be referred to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant parts can be referred to the method part.

[0049] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fully welded and sealed fully enclosed floating plate device, characterized in that: It comprises a floating plate mechanism, a leg mechanism is welded to the bottom of the floating plate mechanism, and the outer side of the floating plate mechanism is sealed and connected to the tank wall through a sealing mechanism; The floating plate mechanism comprises a buoyancy box assembly and a frame assembly, wherein the buoyancy box assembly comprises a plurality of buoyancy box units (1) welded to each other, and the frame assembly is welded to the outside of the buoyancy box unit (1) located at the outermost side.

2. A fully welded and sealed fully enclosed floating plate device according to claim 1, characterized in that: The buoyancy unit (1) comprises a box shell (1-1), the interior of the box shell (1-1) is filled with polyurethane foam (1-3), a box cover (1-2) is fixedly provided on the top of the box shell (1-1), an upper convex edge plate frame (1-4) is fixedly provided on the top of the box cover (1-2), a lower convex edge plate frame (1-5) is fixedly provided on the bottom of the box shell (1-1), the upper convex edge plate frames (1-4) of adjacent box shells (1-1) are welded to each other, and the lower convex edge plate frames (1-5) of adjacent box shells (1-1) are welded to each other.

3. A fully welded and sealed fully enclosed floating plate device according to claim 2, characterized in that: The frame assembly comprises a plurality of frame units (2) welded to each other, the frame unit (2) presenting a Z-shaped structure, the frame unit (2) comprising an upper arc plate (2-1), an intermediate panel (2-2) and a lower arc plate (2-3), one end of the intermediate panel (2-2) being welded with the upper arc plate (2-1), and the other end of the intermediate panel (2-2) being welded with the lower arc plate (2-3), and the outer side surface of the box shell (1-1) located at the outermost side, the outer side surface of the upper convex edge plate frame (1-4) and the outer side surface of the lower convex edge plate frame (1-5) are all welded to the inner side surface of the intermediate panel (2-2).

4. A fully welded and sealed fully enclosed floating disc device according to claim 3, characterized in that: A rib plate (2-4) is welded between the top wall of the lower arc plate (2-3) and the outer side surface of the middle panel (2-2).

5. A fully welded and sealed fully enclosed floating plate device according to claim 3, characterized in that: The sealing mechanism comprises a plurality of sealing units, wherein the sealing units comprise a tongue-shaped seal (3) and a large compensating mechanical seal (4), wherein the tongue-shaped seal (3) and the large compensating mechanical seal (4) are fixedly arranged on the top of the upper arc plate (2-1) in sequence from top to bottom, and the ends of the tongue-shaped seal (3) and the large compensating mechanical seal (4) away from the upper arc plate (2-1) are both sealedly connected to the tank wall.

6. A fully welded and sealed fully enclosed floating plate device according to claim 3, characterized in that: The pontoon assembly further comprises a plurality of interconnected connection units, wherein the connection units comprise a crossbeam (5), the crossbeam (5) being an inverted U-shaped steel, the top wall of the crossbeam (5) being welded to the bottom wall of the lower convex edge plate frame (1-5).

7. A fully welded and sealed fully enclosed floating plate device according to claim 6, characterized in that: The leg mechanism comprises a plurality of leg units one (6) and a plurality of leg units two (12), wherein the leg unit one (6) is welded in a groove of the cross beam (5), and the leg unit two (12) is welded to the bottom of the lower arc plate (2-3).

8. A fully welded and sealed fully enclosed floating plate device according to claim 7, characterized in that: The leg unit (6) comprises a column (6-1) and an I-shaped short channel steel (6-3), the top of the column (6-1) is welded in the short groove of the I-shaped short channel steel (6-3), the bottom is provided with a pipe plug (6-2), and the top surface of the I-shaped short channel steel (6-3) is welded in the groove of the cross beam (5).

9. A fully welded and sealed fully enclosed floating plate device according to claim 7, characterized in that: The second leg unit (12) comprises a second column (12-1) and a second I-shaped short channel steel (12-3), the top of the second column (12-1) is welded in the short groove of the second I-shaped short channel steel (12-3), and a second pipe plug is provided at the bottom, and the top surface of the second I-shaped short channel steel (12-3) is welded to the bottom wall of the lower arc plate (2-3).

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