CN115417013B - Concentrated sulfuric acid tank container with total weight of 70 tons - Google Patents

Concentrated sulfuric acid tank container with total weight of 70 tons Download PDF

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Publication number
CN115417013B
CN115417013B CN202210943003.3A CN202210943003A CN115417013B CN 115417013 B CN115417013 B CN 115417013B CN 202210943003 A CN202210943003 A CN 202210943003A CN 115417013 B CN115417013 B CN 115417013B
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China
Prior art keywords
piece
angle steel
wave
corner
welded
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CN202210943003.3A
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Chinese (zh)
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CN115417013A (en
Inventor
王淑霞
吕玉峰
朱英波
李照明
刘磊
赵鹏
贾京京
张佳
姜潇逸
史冬雨
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CRRC Xian Co Ltd
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CRRC Xian Co Ltd
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Priority to CN202210943003.3A priority Critical patent/CN115417013B/en
Priority to PCT/CN2022/134933 priority patent/WO2024031874A1/en
Publication of CN115417013A publication Critical patent/CN115417013A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/02—Large containers rigid
    • B65D88/12—Large containers rigid specially adapted for transport
    • B65D88/128—Large containers rigid specially adapted for transport tank containers, i.e. containers provided with supporting devices for handling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/12—Supports
    • B65D90/20—Frames or nets, e.g. for flexible containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/52—Anti-slosh devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Housings And Mounting Of Transformers (AREA)

Abstract

The application discloses a concentrated sulfuric acid tank container with total weight of 70 tons, which comprises a tank body, a frame and a walking platform structure; the tank body comprises a cylinder body and an end closure head, a plurality of reinforcing rings are arranged outside the cylinder body, a wave-proof plate is arranged inside the cylinder body, and the closure head is connected with the end frame through a skirt seat; the frame comprises a bottom structure and end frames at two ends of the bottom structure, the end frames are square structures, and four high-strength corner pieces are arranged at four corners of each end frame; the bottom structure comprises a bottom side beam, two groups of bottom longitudinal beams, a bottom diagonal brace and a bottom side beam diagonal brace; the walking board structure comprises a triangular support assembly, a through long channel steel, a through long angle steel, a U-shaped bending piece, a short angle steel I, a short angle steel II, a longitudinal pavement, a transverse pavement, an end support piece I, an end support piece II and an L-shaped bending piece. The application is suitable for series 1 containers, in particular overweight boxes; the structural tank is more compact in connection with the frame, and the longitudinal and transverse impact resistance of the tank is improved.

Description

Concentrated sulfuric acid tank container with total weight of 70 tons
Technical Field
The application belongs to the technical field of tank transportation equipment, and relates to a concentrated sulfuric acid tank container with the total weight of 70 tons.
Background
Along with the development of diversified market demands, personalized customization of the tank box is also gradually an indispensable part of the transportation equipment industry, and the overweight box is a part of the tank box. The total weight of the design of the overweight tanks on the market is 35 tons and 36 tons, and the corresponding corner fittings, frame structures, tank-to-frame connection structures and the like have gradually evolved to mature structures.
For 40 foot tank boxes that ship large density media, the total weight of the design is well in excess of 36 tons. For example, the total weight of the tank is up to 70 tons according to the requirement of a user, and is 2.3 times of the rated mass of the standard tank. So that its corner fitting design, frame construction design, tank to frame connection construction design, etc. will all face new challenges.
The tank with the total weight of 70 tons is designed to be rare at home and abroad, and is designed, tested and delivered for use for specific users for the first time in China, so that the temporary mature experience in China can be used as a reference for the overweight tank design technology with the total weight of 70 tons.
Disclosure of Invention
Aiming at the defects in the prior art, the application aims to provide a concentrated sulfuric acid tank container with the total weight of 70 tons, wherein the total weight of the tank container is 70 tons, inertial loads generated in the road, railway, waterway and intermodal processes are fully considered during design, and meanwhile, a plurality of types of tests specified by the standard are also required to be met. The inertial load and the test load are far greater than the load required to be born by the common standard box, the test load is 2 times greater than the weight of the common standard box, and meanwhile, the frame structure is required to comprehensively consider the light weight and the safety, and the key technology to be solved at this time mainly comprises the problems of strength, rigidity and stability of corner fittings, frames, tank and frame connecting structures and the like.
In order to solve the technical problems, the application adopts the following technical scheme:
a concentrated sulfuric acid tank container with total weight of 70 tons comprises a tank body, a frame and a walking platform structure;
the tank body comprises a cylinder body and an end closure head, a plurality of overflow boxes which are sequentially distributed along the longitudinal direction of the cylinder body are arranged at the top of the cylinder body, a plurality of reinforcing rings are arranged outside the cylinder body, a support is arranged at the lower end of each reinforcing ring, a wave-proof plate is arranged inside the cylinder body, and the closure head is connected with the frame through a skirt;
the frame comprises a bottom structure and end frames at two ends of the bottom structure, wherein the end frames are square structures and comprise a horizontal upper end beam, a horizontal lower end beam, a vertical left corner column, a vertical right corner column and four corner pieces, wherein the vertical left corner column and the vertical right corner column are arranged between the upper end beam and the lower end beam; the bottom structure comprises two bottom side beams, two groups of bottom longitudinal beams, bottom diagonal braces and bottom side beam diagonal braces, the two bottom side beams are parallel to each other and connected between two end frames, the two groups of bottom longitudinal beams are positioned between the two bottom side beams and are respectively connected with the middle positions of the lower parts of the two end frames, two sides of each bottom longitudinal beam are respectively provided with a bottom diagonal brace, the bottom diagonal braces are connected with corner pieces of the bottom longitudinal beams and the lower ends of the end frames, two ends of the bottom side beam diagonal braces are respectively connected with the inner walls of the bottom side beams and the support, and the bottom longitudinal beams are connected with the bottoms of the cylinders above the bottom longitudinal beams;
the walking board structure comprises a triangular support assembly, a through long channel steel, a through long angle steel, a U-shaped bending piece, a short angle steel I, a short angle steel II, a longitudinal pavement, a transverse pavement, an end support piece I, an end support piece II and an L-shaped bending piece; the triangular support component comprises a cross piece and an inclined piece, one end of the cross piece is connected with one end of the inclined piece at the vertex angle part, and the other end of the cross piece and the other end of the inclined piece are both fixed on the overflow box; the triangular support assemblies are fixed on the front wall and the rear wall of the overflow box, two groups of triangular support assemblies are symmetrically arranged at two ends of the front wall of the overflow box, and two groups of triangular support assemblies are symmetrically arranged at two ends of the rear wall of the overflow box; the long through channel steel and the long through angle steel are welded on a transverse member of the triangular support assembly, are mutually parallel and are longitudinally distributed along the tank, the long through channel steel is positioned in the middle of the transverse member, and the long through angle steel is close to the vertex angle part of the triangular support assembly; the U-shaped bending piece is connected between the long channel steel and the long angle steel, and the tops of the long channel steel, the U-shaped bending piece and the long angle steel are flush; the short angle steel I is fixed on the side wall of the through long channel steel close to the center of the tank, and the upper surface of the short angle steel I is flush with the top of the through long channel steel; the longitudinal pavement is arranged on the upper surfaces of the U-shaped bending piece and the through long angle steel; the transverse walkways are arranged on the short angle steel I, and the four corners of the transverse walkways are respectively provided with the short angle steel I.
The application also comprises the following technical characteristics:
specifically, the bottom longitudinal beam is of a U-shaped bending structure with an upward opening and comprises a bottom surface of the bottom longitudinal beam and two side surfaces of the bottom longitudinal beam; two ends of the bottom longitudinal beam are respectively connected with the inner wall of the middle part of the lower end beam and the longitudinal beam baffle plate, and the longitudinal beam baffle plate is perpendicular to the bottom surface of the bottom longitudinal beam and is vertically connected with the side surfaces of the bottom longitudinal beams at two sides;
two ends of the bottom diagonal brace are respectively connected with the side face of the bottom longitudinal beam and corner pieces of the end beam end part of the end frame, longitudinal beam rib plates positioned in the bottom longitudinal beam are arranged at the joint of the bottom diagonal brace and the bottom longitudinal beam, the longitudinal beam rib plates are parallel to the longitudinal beam baffle plates, two ends of the longitudinal beam rib plates are connected with the side face inner wall of the bottom longitudinal beam, and the two longitudinal beam rib plates are parallel to each other;
the upper end of the side surface of the bottom longitudinal beam is connected with the lower part of the cylinder body, and the upper end of the longitudinal beam baffle is connected with the lower part of the reinforcing ring;
the bottom side beam diagonal braces are provided with a plurality of groups, and each group of bottom side beam diagonal braces are symmetrically arranged on the two bottom side beams.
Specifically, end frame diagonal braces are respectively arranged at the inner sides of four corners of the end frames, and a vertical end ladder is connected between the upper end beams and the lower end beams of the end frames; guard plates are arranged at four corners of the end frame.
Specifically, the wave-proof plate comprises a plurality of groups of wave-proof plate components arranged in the cylinder body, wherein the wave-proof plate components comprise a wave-proof plate body, a wave-proof plate backing plate and reinforcing rib plates;
the wave-proof plate backing plate is of an arc structure and is tightly fixed on the inner wall of the cylinder;
the corrugated plate structure is adopted as the corrugated plate body, the edges of the corrugated plate body are arc edges and straight edges, and the arc edges of the corrugated plate body are tightly attached to and fixed on the corrugated plate backing plate;
the reinforcing rib plate is of a T-shaped structure and is fixed at the joint of the straight edge end part of the wave-proof plate body and the wave-proof plate backing plate;
the two adjacent groups of the wave-proof plate assemblies are respectively positioned at two sides of the vertical section of the central axis of the cylinder body, and the two adjacent groups of the wave-proof plate assemblies are sequentially distributed along the axial direction of the cylinder body so that the two groups of the wave-proof plate assemblies are arranged in a staggered mode.
Specifically, an unloading groove is formed at the joint of the wave-proof plate body and the wave-proof plate backing plate, and the unloading groove is formed on the straight edge of the wave-proof plate body;
bending the corrugated board body at a position 50-80 mm away from the straight edge of the corrugated board body, wherein the bent crease is parallel to the straight edge of the corrugated board body;
the wave-proof plate body is of an integrated structure and comprises a first circular arc section, a straight section, a second circular arc section and a bending section; the directions of the first arc section and the second arc section are opposite, the bending direction of the bending section is opposite to that of the second arc section, and the straight section, the crease of the bending section and the straight edge of the wave-proof plate body are parallel;
the radius of the circular arc of the first circular arc section and the second circular arc section is 400-600 mm, and the straight edge length of the wave-proof plate body is 90-120 mm;
the included angle between the straight edges of the wave-proof plate bodies of the two adjacent groups of wave-proof plate assemblies is 10-15 degrees so as to form V-shaped gaps between the two adjacent groups of wave-proof plate assemblies;
the two ends of the wave-proof plate backing plate are round ends, and the diameter of the round ends is larger than the width of the wave-proof plate backing plate.
Specifically, the corner fitting is of a cuboid box-shaped structure and comprises two bottom surfaces and four side surfaces, wherein one bottom surface and two side surfaces of a common top point are respectively a bottom surface I provided with a bottom hole, an end surface I provided with an end hole and a side surface I provided with a side hole, and the other bottom surface and the other two side surfaces of the common top point are respectively a bottom surface II, an end surface II and a side surface II; the end face I is opposite to the end face II, and the side face I is opposite to the side face II;
the bottom hole, the end hole and the side hole are all waist-shaped holes, the long axis of the bottom hole is perpendicular to the end face I, and the long axes of the side hole and the end hole are perpendicular to the bottom face I; the long axis of the bottom hole is parallel to the axial direction of the tank body; the thickness of the bottom surface I is 28.5mm, the thickness of the bottom surface II is 20mm, and the thicknesses of the end surface I and the end surface II are 20.5mm.
Specifically, the corner pieces are divided into a top corner piece and a bottom corner piece, the top corner piece is divided into a left top corner piece and a right top corner piece, the left top corner piece and the right top corner piece are in bilateral symmetry, and the bottom corner piece is divided into a left bottom corner piece and a right bottom corner piece, and the left bottom corner piece and the right bottom corner piece are in bilateral symmetry;
the bottom surface II of the left top corner piece is welded with the top end of the left corner column, and the side surface II of the left top corner piece is welded with one end of the upper end beam; the bottom surface II of the right top corner piece is welded with the top end of the right corner column, and the side surface II of the right top corner piece is welded with the other end of the upper end beam;
the bottom surface II of the left bottom corner piece is welded with the bottom end of the left corner column, the side surface II of the left bottom corner piece is welded with one end of the lower end beam, and the end surface II of the left bottom corner piece is welded with the end part of the bottom diagonal brace; the bottom surface II of right bottom corner fitting welds with right corner post bottom, and the side II of right bottom corner fitting welds with the other end of lower end beam, and the terminal surface II of right bottom corner fitting welds with bottom bracing tip.
The external dimension of the top corner piece is 178x162x118mm; the external dimension of the bottom corner piece is 188x162x128mm;
the length of the long axis of the bottom hole is 124mm, and the length of the short axis is 63.5mm; the length of the long axis of the end hole and the side hole is 79.5mm, and the length of the short axis is 51mm;
the bottom hole is provided with a hole opening chamfer.
Specifically, the end part of the through long channel steel is connected with an end support piece I welded on the lower surface of the upper end beam through bolts;
the through long angle steel is welded with an L-shaped bending piece welded at the vertex angle part of the triangular support assembly to form a square cross section;
the L-shaped bending piece is supported by an end supporting piece II welded on the inner end face of the corner post of the tank;
the end part of the through long angle steel, the L-shaped bending piece and the end supporting piece II are connected through bolts;
the triangular support component is welded with the overflow box;
the longitudinal pavement is connected with the U-shaped bending piece and the through long angle steel through bolts; the transverse walkway is connected with the short angle steel I through bolts;
the short angle steel I is welded with the long groove steel;
the short angle steel II is welded and fixed on the side wall of the through long channel steel close to the through long angle steel, and the upper surface of the short angle steel II is flush with the top of the through long channel steel; the lower surface of the middle part of the longitudinal walkway, which is close to one end of the long-pass groove steel, is supported by the short angle steel II, and the two are connected by bolts.
Specifically, the outer side wall of the through long angle steel is provided with a handrail, and the handrail can be folded;
the handrail railing comprises three handrail vertical rods and a handrail cross rod, wherein the handrail vertical rods are L-shaped steel pipe bending pieces and comprise vertical parts and horizontal parts, the handrail cross rod is connected to the tops of the vertical parts of the three handrail vertical rods, the horizontal parts of the handrail vertical rods are vertically arranged in support plate holes on the through long angle steel, so that the vertical parts of the handrail vertical rods can vertically rotate to horizontally realize folding, and the handrail vertical rods are hinged with the handrail cross rod.
Compared with the prior art, the application has the following technical effects:
(1) The connecting structure of the tank and the frame is suitable for series 1 containers, in particular overweight boxes; the structure can effectively utilize the longitudinal rigidity of the tank body, so that the connection between the tank and the frame is more compact, and the longitudinal and transverse impact resistance of the tank is improved. The corner fitting is suitable for all series 1 containers with total weight of 70 tons, and has low material and manufacturing cost. The frame structure is suitable for 40-foot tank containers, wherein the frame structure has good strength, rigidity and instability resistance, and low dead weight, and has a certain guiding effect on the lightweight design of the tank structure.
(2) The wave-proof plate can effectively increase the contact area between the liquid and the wave-proof plate, thereby reducing the overall stress of the wave-proof plate; and the wave structure of the cross section is formed by an arc, a straight line section and bending, so that the manufacturing difficulty is reduced. The wave-proof plate is bent near the straight edge, and is provided with unloading grooves and reinforcing rib plates, so that the local stress condition of the wave-proof plate can be effectively improved.
(3) The corner fitting has wide application range, and is suitable for designing series 1 containers with total weight not more than 70 tons: the standard box with the total weight of 30480kg, the common extra heavy box with the weight of 30-36 tons and the extra heavy box with the weight of 36-70 tons are designed. Convenient manufacture, lower cost and good universality: the corner fitting adopts a box-shaped structure, is convenient for casting, and each hole meets the ISO1161 requirement, and can use universal locks, lifting appliances and the like in use. The corner fitting can be directly used for the oversized box with the total weight of more than 36 tons and not more than 70 tons, shortens the research and development period and reduces the research and development cost.
(4) The walking platform structure does not need an upper side beam, so the walking platform structure is not limited by a tank structure, and the self weight of the tank is reduced due to the reduction of the upper side beam; taking the preferred structural example of the application as an example, the walking board structure adopts the triangular support component welded on the side wall of the overflow box as a main bearing component, and the walking board structure provided with the through long angle steel, the U-shaped bending piece and the through long groove steel assembly welding piece has at least 88 and K G lighter weight than the walking board structure with the upper side beams as the main bearing component. The triangular support component is formed by assembling and welding standard hot rolled steel, such as angle steel or channel steel, has the advantages of uniform size specification, high structural stability and the like, and can bear 300kg of load on the area of 300mmX600mm, which can meet the national standard requirements, by test verification that the assembled and welded parts (through long angle steel, U-shaped bending parts and through long channel steel assembled and welded parts) welded on the upper end surface of the triangular support component and the structure after the assembly and the channel are assembled and welded after the overflow box side wall is welded. The walking platform structure takes the triangular supports welded on the side walls of the overflow box as main bearing parts, and solves the problems that the strength of the heat preservation shell is reduced, the manufacturing difficulty is high, the heat preservation performance of the tank box is reduced and the like when the support parts welded on the tank body extend out of the heat preservation shell for the tank structure without the upper side beams. Therefore, the walking board structure has the advantages of strong universality, high structural stability, light weight, no need of opening holes of the heat-insulating shell, easiness in molding and manufacturing and the like.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application.
Fig. 2 is a schematic diagram of the frame structure of the present application.
FIG. 3 is a schematic view of the whole structure of the swash plate of the present application.
Fig. 4 is a cross-sectional view of the body of the swash plate according to the present application.
Fig. 5 is a schematic view of a left top corner fitting of the present application.
Fig. 6 is a schematic view of a right top corner fitting of the present application.
Fig. 7 is a schematic view of the left bottom corner piece of the present application.
Fig. 8 is a schematic view of the right bottom corner piece of the present application.
Fig. 9 is a schematic cross-sectional view of a right bottom corner piece of the present application.
FIG. 10 is a top view of the deck structure of the present application.
Fig. 11 is an enlarged view of a portion of fig. 10 taken along line A-A.
Fig. 12 is a partially enlarged view taken along the direction B in fig. 10.
Fig. 13 is an enlarged partial sectional view taken along line C-C of fig. 10.
Fig. 14 is a partially enlarged view taken along direction D in fig. 10.
The meaning of each reference numeral in the figures is:
1. a tank body, a frame and a walking platform structure; 11. the device comprises a barrel body, an overflow box, a reinforcing ring, a support, a wave-proof plate and a skirt, wherein the overflow box, the reinforcing ring, the support, the wave-proof plate and the skirt are arranged in sequence, and the barrel body, the overflow box, the reinforcing ring, the support, the wave-proof plate and the skirt are arranged in sequence; 21. bottom structure, 22, end frames, 211, bottom side beams, 212, bottom stringers, 213, bottom diagonal braces, 214, bottom side beam diagonal braces, 215, stringer baffles, 216, stringer webs, 221, upper end beams, 222, lower end beams, 223, left corner posts, 224, right corner posts, 225, corner fittings, 226, end frame diagonal braces, 227, end ladders, 228, guard plates; 31. a handrail; a2. the corrugated board comprises a corrugated board body, a3. reinforcing rib plates, a4. corrugated board backing plates, a5. unloading grooves, a21, a first circular arc section, a22, a straight section, a23, a second circular arc section, a24 and a bending section; b1. bottom surface I, b11. Bottom hole, b2. end surface I, b21. End hole, b3. side surface I, b31. Side hole; c1. triangular support components c2. through long channel steel, c3. through long angle steel, c4.U-shaped bending piece, c5. short angle steel I, c6. short angle steel II, c7. Longitudinal walkway, c8. transverse walkway, c9. end support piece I, c10. End support piece II, c 11.L-shaped bending piece, c101. Transverse piece, c102. Oblique piece.
Detailed Description
The following specific embodiments of the present application are provided, and it should be noted that the present application is not limited to the following specific embodiments, and all equivalent changes made on the basis of the technical scheme of the present application fall within the protection scope of the present application.
Example 1:
as shown in fig. 1 to 14, the present embodiment provides a concentrated sulfuric acid tank container having a total weight of 70 tons, comprising a tank 1, a frame 2 and a deck structure 3;
the tank body comprises a cylinder body 11 and an end seal head, a plurality of overflow boxes 12 which are sequentially arranged along the longitudinal direction of the cylinder body 11 are arranged at the top of the cylinder body 11, a plurality of reinforcing rings 13 are arranged outside the cylinder body 11, a support 14 is arranged at the lower end of each reinforcing ring 13, a wave-proof plate 15 is arranged inside the cylinder body 11, the seal head is connected with the frame 2 through a skirt 16, the wave-proof plates can effectively reduce the impact of medium on the tank body, and the reinforcing rings and the wave-proof plates can bear external pressure together;
the frame 2 comprises a base structure 21 and end frames 22 at both ends thereof, wherein the end frames 22 are square in structure, and in this embodiment, the end frames have the following dimensions: a width 2438mm and a height 2591mm, comprising horizontal upper and lower end beams 221 and 222, vertical left and right corner posts 223 and 224 disposed between the upper and lower end beams 221 and 222, and four corner pieces 225 disposed at four corners of the end frame 22; the bottom structure 21 comprises two bottom side beams 211, two groups of bottom longitudinal beams 212, bottom diagonal braces 213 and bottom side beam diagonal braces 214, the two bottom side beams 211 are parallel to each other and connected between the two end frames 22, the two groups of bottom longitudinal beams 212 are positioned between the two bottom side beams 211 and connected with the middle positions of the lower parts of the two end frames 22 respectively, two sides of each bottom longitudinal beam 212 are respectively provided with a bottom diagonal brace 213, the bottom diagonal braces 213 are connected with the bottom longitudinal beams 212 and corner pieces 225 of the lower ends of the end frames 22, two ends of the bottom side beam diagonal braces 214 are respectively connected with the inner walls of the bottom side beams 211 and the support 14, and the bottom longitudinal beams 212 are connected with the bottom of the cylinder 11 above the bottom diagonal braces;
the walking board structure comprises a triangular support component c1, a through long channel steel c2, a through long angle steel c3, a U-shaped bending piece c4, a short angle steel Ic5, a short angle steel IIc6, a longitudinal pavement c7, a transverse pavement c8, an end support piece Ic9, an end support piece IIc10 and an L-shaped bending piece c11; the triangular support component c1 comprises a cross member c101 and an inclined member c102, one end of the cross member c101 and one end of the inclined member c102 are connected to form a vertex angle part, and the other end of the cross member c101 and the other end of the inclined member c102 are both fixed on the overflow box 12; the triangular support assemblies c1 are fixed on the front wall and the rear wall of the overflow box 12, two groups of triangular support assemblies c1 are symmetrically arranged at two ends of the front wall of the overflow box 12, and two groups of triangular support assemblies c1 are symmetrically arranged at two ends of the rear wall of the overflow box 12; the through long channel steel c2 and the through long angle steel c3 are welded on a transverse member c101 of the triangular support assembly c1, the through long channel steel c2 and the through long angle steel c3 are mutually parallel and are longitudinally distributed along the tank body, the through long channel steel c2 is positioned in the middle of the transverse member c101, and the through long angle steel c3 is close to the vertex angle part of the triangular support assembly c1; the U-shaped bending piece c4 is connected between the through long channel steel c2 and the through long angle steel c3, and the tops of the through long channel steel c2, the U-shaped bending piece c4 and the through long angle steel c3 are flush; the short angle iron Ic5 is fixed on the side wall of the through long channel steel c2 close to the center of the tank, and the upper surface of the short angle iron Ic5 is flush with the top of the through long channel steel c 2; the longitudinal pavement c7 is arranged on the upper surfaces of the U-shaped bending piece c4 and the through long angle steel c 3; the transverse walkway c8 is arranged on the short angle steel Ic5, and the short angle steel Ic5 is respectively arranged at four corners of the transverse walkway c8.
Through above-mentioned technical scheme, (1) corner fitting: the strength and rigidity design of the corner fitting fully considers the typical mechanical vibration experienced by the tank in the railway transportation process or impact load generated by the tank and various working conditions in the hoisting process, and is verified through finite element simulation and corner fitting strength test, finally, the structure adopts a box structure, is cast by C-grade steel and is applied to the tank with 70 tons, and the tank is verified through more than ten types of tests, so that the structural design of the corner fitting meets the requirements. (2) tank and frame connection: because the total weight of the tank box is larger, the inertia force is far larger than the load required to be born by the common standard tank box, the tank box adopts a bottom diagonal brace and a skirt seat to fully connect the tank body and the frame, so that the tank box has enough rigidity in the longitudinal direction and the transverse direction to bear various inertia loads and test loads. The longitudinal beam is additionally arranged at the bottom of the cylinder, and the bottom diagonal brace is connected with the cylinder and the longitudinal beam, so that the structure can fully utilize the longitudinal rigidity of the tank body, and is very beneficial to the tank to bear longitudinal impact load; the skirt is connected with the end socket and the end frame, and is of a cone-shaped structure due to the smaller diameter of the tank body, the skirt is of a mature structure in the tank, the tank body and the frame can be effectively connected, and the longitudinal rigidity and the transverse rigidity of the tank are enhanced. (3) a frame structure: the frame structure comprises an end frame, a lower side beam, inclined struts thereof, a bottom inclined strut, supporting legs and the like, wherein the corner posts for the end frame adopt high-strength weather-resistant steel Q450NQR1, the wall thickness is reduced, and the strength meets the requirements; the lower side beam adopts an additionally arranged diagonal bracing structure to improve the natural frequency and the instability resistance of the lower side beam, and further adopts J120X80X4; the frame structure can effectively reduce dead weight on the premise of meeting the strength, rigidity and stability.
The bottom structure is as follows:
the bottom longitudinal beam 212 is a U-shaped bending structure with an upward opening and comprises a bottom surface of the bottom longitudinal beam and two side surfaces of the bottom longitudinal beam; two ends of the bottom longitudinal beam 212 are respectively connected with the inner wall of the middle part of the lower end beam 222 and the longitudinal beam baffle 215, and the longitudinal beam baffle 215 is perpendicular to the bottom surface of the bottom longitudinal beam and is vertically connected with the side surfaces of the bottom longitudinal beams on two sides;
two ends of the bottom diagonal brace 213 are respectively connected with the bottom longitudinal beam side surface and corner pieces 225 at the end part of the lower end beam 222 of the end frame 22, a longitudinal beam rib plate 216 positioned in the bottom longitudinal beam 212 is arranged at the joint of the bottom diagonal brace 213 and the bottom longitudinal beam 212, the longitudinal beam rib plate 216 is parallel to the longitudinal beam baffle plate 215, two ends of the longitudinal beam rib plate 216 are connected with the bottom longitudinal beam side surface inner wall, and two longitudinal beam rib plates 216 are parallel to each other; in this embodiment, the bottom diagonal brace 213 can transfer the longitudinal force of the cylinder to the high-strength corner member, and the girder rib plate locally reinforces the bottom girder, so that the local stress concentration phenomenon can be effectively reduced.
The upper end of the side surface of the bottom longitudinal beam is connected with the lower part of the cylinder 11, and the upper end of the longitudinal beam baffle 215 is connected with the lower part of the reinforcing ring 13, and specifically, the upper end of the side surface of the bottom longitudinal beam is welded;
the bottom beam diagonal braces 214 have a plurality of groups, and each group of bottom beam diagonal braces 214 is symmetrically arranged on two bottom beams 211.
End frame diagonal braces 226 are respectively arranged on the inner sides of four corners of the end frames 22, and vertical end ladders 227 are connected between upper end beams 221 and lower end beams 222 of the end frames 22; guard plates 228 are provided at the four corners of the end frame 22.
In the swash plate:
the wave-proof plate comprises a plurality of groups of wave-proof plate components arranged in the cylinder 11, wherein the wave-proof plate components comprise a wave-proof plate body a2, a wave-proof plate backing plate a4 and a reinforcing rib plate a3;
the wave-proof plate backing plate a4 is of an arc structure, and the wave-proof plate backing plate a4 is tightly fixed on the inner wall of the cylinder 11;
the wave-proof plate body a2 is of a corrugated plate structure, the edge of the wave-proof plate body a2 is an arc edge and a straight edge, and the arc edge of the wave-proof plate body a2 is tightly attached to and fixed on the wave-proof plate backing plate a 4;
the reinforcing rib plate a3 is of a T-shaped structure, and the reinforcing rib plate a3 is fixed at the joint of the straight edge end of the corrugated board body a2 and the corrugated board backing plate a 4;
the two adjacent groups of the wave-proof plate assemblies are respectively positioned at two sides of the vertical section of the central axis of the cylinder 11, and are sequentially distributed along the axial direction of the cylinder 11 so that the two groups of the wave-proof plate assemblies are arranged in a staggered manner.
An unloading groove 5 is arranged at the joint of the wave-proof plate body 2 and the wave-proof plate backing plate 4, and the unloading groove 5 is arranged on the straight edge of the wave-proof plate body 2 so as to improve the local stress condition of the wave-proof plate body;
bending the corrugated board body at a position 50-80 mm away from the straight edge of the corrugated board body a2, wherein the bent crease is parallel to the straight edge of the corrugated board body a2. The bending can improve the stress condition of the wave-proof plate body;
the wave-proof plate body a2 is of an integrated structure and comprises a first circular arc section a21, a straight section a22, a second circular arc section a23 and a bending section a24; the directions of the first arc section a21 and the second arc section a23 are opposite, the bending direction of the bending section a24 is opposite to that of the second arc section a23, and the straight section a22, the crease of the bending section a24 and the straight edge of the swash plate body a2 are parallel. The integrated structure of the first circular arc section, the straight section and the second circular arc section of the wave-preventing plate body is manufactured by a rounding machine, so that the manufacturing difficulty is reduced;
the arc radius of the first arc section a21 and the second arc section a23 is 400-600 mm, and the straight edge length of the wave shield body a2 is 90-120 mm;
the included angle between the straight edges of the wave-proof plate bodies a2 of the two adjacent groups of wave-proof plate assemblies is 10-15 degrees so as to form V-shaped gaps between the two adjacent groups of wave-proof plate assemblies; thereby being capable of accommodating a person to pass through, not only facilitating the staff to enter each compartment of the tank body for cleaning, maintenance and inspection, but also enabling the liquid in the tank body to circulate smoothly;
the two ends of the wave-proof plate backing plate a4 are round ends, and the diameter of the round ends is larger than the width of the wave-proof plate backing plate a 4; so as to strengthen the wave-proof plate backing plate and effectively improve the stress of the connecting parts of the two ends of the wave-proof plate backing plate and the cylinder.
Specifically, in this embodiment, the welding is performed between the cylinder and the swash plate pad, between the swash plate pad and the swash plate body, between the swash plate body and the reinforcing rib plate, and between the swash plate pad and the reinforcing rib plate.
In the corner fitting:
the corner fitting is of a cuboid box-shaped structure and comprises two bottom surfaces and four side surfaces, wherein one bottom surface and two side surfaces which share a vertex are respectively a bottom surface Ib1 provided with a bottom hole b11, an end surface Ib2 provided with an end hole b21 and a side surface Ib3 provided with a side hole b31, and the other bottom surface and the other two side surfaces which share the vertex are respectively a bottom surface II, an end surface II and a side surface II; end face Ib2 is opposite to end face II, and side face Ib3 is opposite to side face II;
the bottom hole b11, the end hole b21 and the side hole b31 are all waist-shaped holes, the long axis of the bottom hole b11 is perpendicular to the end face Ib2, and the long axes of the side hole b31 and the end hole b21 are perpendicular to the bottom face Ib1; the long axis of the bottom hole b11 is parallel to the axial direction of the tank body; the thickness of the bottom face Ib1 is 28.5mm, the thickness of the bottom face II is 20mm, and the thicknesses of the end face Ib2 and the end face II are 20.5mm.
The corner fitting is divided into a top corner fitting and a bottom corner fitting, the top corner fitting is divided into a left top corner fitting and a right top corner fitting, the left top corner fitting and the right top corner fitting are bilaterally symmetrical, and the bottom corner fitting is divided into a left bottom corner fitting and a right bottom corner fitting, and the left bottom corner fitting and the right bottom corner fitting are bilaterally symmetrical.
The bottom surface II of the left top corner piece is welded with the top end of the left corner column, and the side surface II of the left top corner piece is welded with one end of the upper end beam; the bottom surface II of the right top corner piece is welded with the top end of the right corner post, and the side surface II of the right top corner piece is welded with the other end of the upper end beam;
the bottom surface II of the left bottom corner piece is welded with the bottom end of the left corner column, the side surface II of the left bottom corner piece is welded with one end of the lower end beam, and the end surface II of the left bottom corner piece is welded with the end part of the bottom diagonal brace 213; the bottom surface II of right bottom corner fitting welds with right corner post bottom, and the side II of right bottom corner fitting welds with the other end of lower end beam, and the terminal surface II of right bottom corner fitting welds with bottom bracing 213 tip.
The external dimension of the top corner piece is 178x162x118mm; the external dimension of the bottom corner piece is 188x162x128mm.
The long axis length of the bottom hole b11 is 124mm, and the short axis length is 63.5mm; the major axis length of the end hole b21 and the side hole b31 is 79.5mm, and the minor axis length is 51mm.
The bottom hole b11 is provided with a hole chamfer.
In this embodiment, the positions of the bottom hole, the end hole and the side hole of the right bottom corner fitting are: the distance from the center of the bottom hole of the right bottom corner piece to the outer surface of the end face I is 101.5mm, and the distance from the center of the bottom hole of the right bottom corner piece to the outer surface of the side face I is 89mm; the distance from the center of the end hole of the right bottom corner piece to the side face I is 89mm, and the distance from the center of the end hole of the right bottom corner piece to the bottom face I is 68.25mm; the center of the side hole of the right bottom corner fitting is 68.25mm from the bottom surface I and 101.5mm from the end surface I.
The corner fitting design of the embodiment fully considers the load of the tank in the process of highway, railway, waterway and intermodal thereof, and the working conditions of stacking, lifting and the like in a storage yard.
The finite element software is adopted to simulate various working conditions of the corner fitting applied to the tank with the total weight of 70 tons, and the stress distribution of the corner fitting under each working condition and the corresponding working condition of the general corner fitting on the 36 ton tank are analogically analyzed.
The angle piece is formed by casting C-grade steel with mature manufacturing experience on railway products through analysis and determination that the angle piece is in a box-shaped structure along the appearance, the appearance size of the bottom angle piece is 188x162x128 (mm), the appearance size of the top angle piece is 178x162x118 (mm). The shape, size and positioning of the corner fitting end hole, the bottom/top hole and the side hole meet the ISO1161 requirement, so that the corner fitting can use a general bolting device, a lifting appliance and the like in the process of intermodal transportation of male and female molten iron.
The angle piece is manufactured and then is subjected to strength test alone, the strength test comprises four tests of stacking, suspended ceiling, suspended bottom and longitudinal bolting, the test load is designed according to the total weight of the tank design of 70 tons, wherein the longitudinal bolting test fully considers that the two ends of the bottom hole of the angle piece are possible to bear impact load in the actual test process, so that the angle piece is tested along the two longitudinal directions, and the angle piece is not obviously subjected to plastic deformation and other damage affecting use under the given test load in the test process.
The corner fitting is applied to a tank with the total weight of 70 tons, the tank successfully passes various types of tests specified in ISO1496-3 and comprises a dynamic longitudinal impact test, and the corner fitting is not subjected to plastic deformation or damage affecting the use in the test process.
The strength test of the corner fitting and the test verification of the tank type prove that the design of the corner fitting meets the strength requirement of the corner fitting for the container with the total weight of up to 70 tons.
In the walking platform structure:
the end of the through-length channel steel c2 is connected with an end support piece Ic9 welded on the lower surface of the upper end beam 221 through bolts;
the through long angle steel c3 and an L-shaped bending piece c11 welded at the vertex angle part of the triangular support component c1 are welded to form a square cross section;
the L-shaped bending piece c11 is supported by an end supporting piece IIc10 welded on the inner end face of the corner post of the tank;
the end part of the through long angle steel c3, the L-shaped bending piece c11 and the end supporting piece IIc10 are connected through bolts;
the triangular support component c1 is welded with the overflow box 12;
the longitudinal pavement c7 is connected with the U-shaped bending piece c4 and the through long angle steel c3 through bolts; the transverse pavement c8 and the short angle steel Ic5 are connected through bolts;
welding the short angle steel Ic5 and the long groove steel c 2;
the short angle steel IIc6 is welded and fixed on the side wall of the through long channel steel c2 close to the through long angle steel c3, and the upper surface of the short angle steel IIc6 is flush with the top of the through long channel steel c 2; the lower surface of the middle part of the longitudinal channel c7, which is close to one end of the through long channel c2, is supported by a short angle steel IIc6, and the longitudinal channel c7 and the short angle steel IIc are connected through bolts.
The two ends of the U-shaped bending piece are respectively fixed with the side wall of the through long channel steel and the side wall of the through long angle steel through welding.
The contact part of the L-shaped bending piece and the top end part of the triangular support component is fixed through welding, the top of the L-shaped bending piece is positioned on the lower side of the through long angle steel, the outer vertical surface and the outer end of the through long angle steel are flush to form a square cross section, and the contact part of the top end is fixed through welding.
And at the joint of the bolts, after the bolts, the gaskets and the nuts are fastened, the nuts and the bolts are fixed by spot welding.
The triangular support component of the embodiment is formed by assembling and welding standard hot rolled steel, such as angle steel or channel steel, has the advantages of unified size specification, high structural stability and the like, and can meet the requirements of national standards and bear 300kg of load on the area of 300mmX600mm after the assembly welding piece (through long angle steel, U-shaped bending piece and through long channel steel assembly welding piece) and the structure after the assembly welding piece and the pavement of the upper end face of the triangular support component are welded with the side wall of the overflow box through test verification.
The outer side wall of the through long angle steel c3 is provided with a handrail 31, and the handrail 31 can be folded;
the handrail 31 comprises three handrail vertical rods and a handrail cross rod, wherein the handrail vertical rods are L-shaped steel pipe bending pieces and comprise vertical parts and horizontal parts, the handrail cross rod is connected to the tops of the vertical parts of the three handrail vertical rods, the horizontal parts of the handrail vertical rods are vertically arranged in support plate holes on the through long angle steel c3, so that the vertical parts of the handrail vertical rods can vertically rotate to horizontally fold, and the handrail vertical rods are hinged with the handrail cross rod. Specifically, the hinge buckle is further arranged on the side wall of the through long angle steel, when the vertical part of the handrail vertical rod rotates to the vertical position, the hinge buckle is opened to be horizontal in a rotating mode, and the handrail vertical rod can be just clamped in the limiting groove on the hinge buckle, so that the handrail vertical rod is vertically positioned.
The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present application within the scope of the technical concept of the present application, and all the simple modifications belong to the protection scope of the present application.
In addition, the specific features described in the above embodiments may be combined in any suitable manner without contradiction. The various possible combinations of the application are not described in detail in order to avoid unnecessary repetition.
Moreover, any combination of the various embodiments of the application can be made without departing from the spirit of the application, which should also be considered as disclosed herein.

Claims (9)

1. A concentrated sulfuric acid tank container with total weight of 70 tons, which is characterized by comprising a tank body (1), a frame (2) and a walking platform structure (3);
the tank body (1) comprises a cylinder body (11) and an end seal head, a plurality of overflow boxes (12) are arranged at the top of the cylinder body (11) and are sequentially distributed along the longitudinal direction of the cylinder body (11), a plurality of reinforcing rings (13) are arranged outside the cylinder body (11), a support (14) is arranged at the lower end of each reinforcing ring (13), a wave-proof plate (15) is arranged inside the cylinder body (11), and the seal head is connected with the frame (2) through a skirt (16);
the frame (2) comprises a bottom structure (21) and end frames (22) at two ends of the bottom structure, wherein the end frames (22) are square structures and comprise a horizontal upper end beam (221) and a horizontal lower end beam (222), a vertical left corner column (223) and a vertical right corner column (224) which are arranged between the upper end beam (221) and the lower end beam (222) and four corner pieces (225) which are arranged at four corners of the end frames (22); the bottom structure (21) comprises two bottom side beams (211), two groups of bottom side beams (212), bottom diagonal braces (213) and bottom side beam diagonal braces (214), the two bottom side beams (211) are parallel to each other and connected between the two end frames (22), the two groups of bottom side beams (212) are positioned between the two bottom side beams (211) and are respectively connected with the lower middle positions of the two end frames (22), two sides of each bottom side beam (212) are respectively provided with a bottom diagonal brace (213) and corner pieces (225) at the lower ends of the bottom side beams (212) and the end frames (22), two ends of each bottom side beam diagonal brace (214) are respectively connected with the inner wall of the bottom side beam (211) and the support (14), and the bottom side beams (212) are connected with the bottom of the cylinder (11) above the bottom side beams;
the walking board structure comprises a triangular support component (c 1), a through long channel steel (c 2), a through long angle steel (c 3), a U-shaped bending piece (c 4), a short angle steel I (c 5), a short angle steel II (c 6), a longitudinal walk (c 7), a transverse walk (c 8), an end support piece I (c 9), an end support piece II (c 10) and an L-shaped bending piece (c 11); the triangular support component (c 1) comprises a cross piece (c 101) and an inclined piece (c 102), one end of the cross piece (c 101) is connected with one end of the inclined piece (c 102) to form a vertex angle part, and the other end of the cross piece (c 101) and the other end of the inclined piece (c 102) are both fixed on the overflow box (12); the triangular support assemblies (c 1) are fixed on the front wall and the rear wall of the overflow box (12), two groups of triangular support assemblies (c 1) are symmetrically arranged at two ends of the front wall of the overflow box (12), and two groups of triangular support assemblies (c 1) are symmetrically arranged at two ends of the rear wall of the overflow box (12); the through long channel steel (c 2) and the through long angle steel (c 3) are welded on a transverse member (c 101) of the triangular support assembly (c 1), the through long channel steel (c 2) and the through long angle steel (c 3) are mutually parallel and are longitudinally distributed along the tank body (1), the through long channel steel (c 2) is positioned in the middle of the transverse member (c 101), and the through long angle steel (c 3) is close to the vertex angle part of the triangular support assembly (c 1); the U-shaped bending piece (c 4) is connected between the through long channel steel (c 2) and the through long angle steel (c 3), and the tops of the through long channel steel (c 2), the U-shaped bending piece (c 4) and the through long angle steel (c 3) are flush; the short angle steel I (c 5) is fixed on the side wall of the through long channel steel (c 2) close to the center of the tank body (1), and the upper surface of the short angle steel I (c 5) is flush with the top of the through long channel steel (c 2); the longitudinal walkway (c 7) is arranged on the upper surfaces of the U-shaped bending piece (c 4) and the through long angle steel (c 3); the transverse walkway (c 8) is arranged on the short angle steel I (c 5), and the short angle steel I (c 5) is respectively arranged at four corners of the transverse walkway (c 8).
2. The concentrated sulfuric acid tank container of 70 tons in total weight according to claim 1, characterized in that the bottom stringers (212) are U-shaped bent structures with openings upward, comprising a bottom stringer bottom surface and two bottom stringer sides; two ends of the bottom longitudinal beam (212) are respectively connected with the inner wall of the middle part of the lower end beam (222) and the longitudinal beam baffle plates (215), and the longitudinal beam baffle plates (215) are perpendicular to the bottom surface of the bottom longitudinal beam and are vertically connected with the side surfaces of the bottom longitudinal beams at two sides;
two ends of the bottom diagonal brace (213) are respectively connected with the bottom longitudinal beam side surface and corner pieces (225) at the end part of a lower end beam (222) of the end frame (22), longitudinal beam rib plates (216) positioned in the bottom longitudinal beam (212) are arranged at the joint of the bottom diagonal brace (213) and the bottom longitudinal beam (212), the longitudinal beam rib plates (216) are parallel to the longitudinal beam baffle plates (215), two ends of the longitudinal beam rib plates (216) are connected with the bottom longitudinal beam side surface inner wall, and the longitudinal beam rib plates (216) are two and parallel to each other;
the upper end of the side surface of the bottom longitudinal beam is connected with the lower part of the cylinder body (11), and the upper end of the longitudinal beam baffle plate (215) is connected with the lower part of the reinforcing ring (13);
the bottom side beam diagonal braces (214) are provided with a plurality of groups, and each group of bottom side beam diagonal braces (214) are symmetrically arranged on the two bottom side beams (211).
3. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 2, characterized in that the inner sides of the four corners of the end frames (22) are respectively provided with end frame diagonal braces (226), and a vertical end ladder (227) is connected between an upper end beam (221) and a lower end beam (222) of the end frames (22); guard plates (228) are arranged at four corners of the end frame (22).
4. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 2, characterized in that the swash plate (15) comprises a plurality of sets of swash plate assemblies provided in the cylinder (11), the swash plate assemblies comprising swash plate bodies (a 2), swash plate backing plates (a 4) and reinforcing plates (a 3);
the wave-proof plate base plate (a 4) is of an arc-shaped structure, and the wave-proof plate base plate (a 4) is tightly fixed on the inner wall of the cylinder (11);
the wave-proof plate body (a 2) is of a corrugated plate structure, the edge of the wave-proof plate body (a 2) is an arc edge and a straight edge, and the arc edge of the wave-proof plate body (a 2) is tightly attached to and fixed on the wave-proof plate backing plate (a 4);
the reinforcing rib plate (a 3) is of a T-shaped structure, and the reinforcing rib plate (a 3) is fixed at the joint of the straight edge end part of the corrugated board body (a 2) and the corrugated board backing plate (a 4);
the two adjacent groups of wave-proof plate assemblies are respectively positioned at two sides of the vertical section of the central axis of the cylinder body (11), and are sequentially distributed along the axial direction of the cylinder body (11) so that the two groups of wave-proof plate assemblies are arranged in a staggered mode.
5. The concentrated sulfuric acid tank container with the total weight of 70 tons according to claim 4, characterized in that an unloading groove (a 5) is arranged at the joint of the wave-proof plate body (a 2) and the wave-proof plate base plate (a 4), and the unloading groove (a 5) is arranged on the straight edge of the wave-proof plate body (a 2);
bending the corrugated board body at a position 50-80 mm away from the straight edge of the corrugated board body (a 2), wherein the bent crease is parallel to the straight edge of the corrugated board body (a 2);
the wave-proof plate body (a 2) is of an integrated structure and comprises a first circular arc section (a 21), a straight section (a 22), a second circular arc section (a 23) and a bending section (a 24); the directions of the first arc section (a 21) and the second arc section (a 23) are opposite, the bending direction of the bending section (a 24) is opposite to that of the second arc section (a 23), and the straight section (a 22), the crease of the bending section (a 24) and the straight edge of the wave shield body (a 2) are parallel;
the arc radius of the first arc section (a 21) and the second arc section (a 23) is 400-600 mm, and the straight edge length of the wave-proof plate body (a 2) is 90-120 mm;
the included angle between the straight edges of the wave-proof plate bodies (a 2) of the two adjacent groups of wave-proof plate assemblies is 10-15 degrees so as to form V-shaped gaps between the two adjacent groups of wave-proof plate assemblies;
the two ends of the wave-proof plate backing plate (a 4) are round ends, and the diameter of the round ends is larger than the width of the wave-proof plate backing plate (a 4).
6. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 2, characterized in that the corner fitting (225) is of a rectangular box structure comprising two bottom surfaces and four side surfaces, wherein one bottom surface and two side surfaces of the common vertex are a bottom surface I (b 1) provided with a bottom hole (b 11), an end surface I (b 2) provided with an end hole (b 21) and a side surface I (b 3) provided with a side hole (b 31), respectively, and the other bottom surface and the other two side surfaces of the common vertex are a bottom surface II, an end surface II and a side surface II, respectively; end face I (b 2) is opposite end face II, and side face I (b 3) is opposite side face II;
the bottom hole (b 11), the end hole (b 21) and the side hole (b 31) are all waist-shaped holes, the long axis of the bottom hole (b 11) is perpendicular to the end face I (b 2), and the long axes of the side hole (b 31) and the end hole (b 21) are perpendicular to the bottom face I (b 1); the long axis of the bottom hole (b 11) is parallel to the axial direction of the tank body (1); the thickness of the bottom surface I (b 1) is 28.5mm, the thickness of the bottom surface II is 20mm, and the thicknesses of the end surface I (b 2) and the end surface II are 20.5mm.
7. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 6, characterized in that the corner pieces (225) are divided into top corner pieces and bottom corner pieces, the top corner pieces being divided into left top corner pieces and right top corner pieces and the left top corner pieces and right top corner pieces being left-right symmetrical, the bottom corner pieces being divided into left bottom corner pieces and right bottom corner pieces and the left bottom corner pieces and right bottom corner pieces being left-right symmetrical;
the bottom surface II of the left top corner piece is welded with the top end of the left corner column (223), and the side surface II of the left top corner piece is welded with one end of the upper end beam (221); the bottom surface II of the right top corner piece is welded with the top end of the right corner column (224), and the side surface II of the right top corner piece is welded with the other end of the upper end beam (221);
the bottom surface II of the left bottom corner piece is welded with the bottom end of the left corner column (223), the side surface II of the left bottom corner piece is welded with one end of the lower end beam (222), and the end surface II of the left bottom corner piece is welded with the end part of the bottom diagonal brace (213); the bottom surface II of the right bottom corner fitting is welded with the bottom end of the right corner post (224), the side surface II of the right bottom corner fitting is welded with the other end of the lower end beam (222), and the end surface II of the right bottom corner fitting is welded with the end part of the bottom diagonal brace (213);
the external dimension of the top corner piece is 178x162x118mm; the external dimension of the bottom corner piece is 188x162x128mm;
the major axis length of the bottom hole (b 11) is 124mm, and the minor axis length is 63.5mm; the length of the long axis of the end hole (b 21) and the side hole (b 31) is 79.5mm, and the length of the short axis is 51mm;
the bottom hole (b 11) is provided with an orifice chamfer.
8. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 1, characterized in that the end of the through-length channel (c 2) is bolted to an end support I (c 9) welded to the lower surface of the upper end beam (221);
the through long angle steel (c 3) and an L-shaped bending piece (c 11) welded at the vertex angle part of the triangular support assembly (c 1) are welded to form a square cross section;
the L-shaped bending piece (c 11) is supported by an end supporting piece II (c 10) welded on the inner end surface of the corner post;
the end part of the through long angle steel (c 3), the L-shaped bending piece (c 11) and the end supporting piece II (c 10) are connected through bolts;
the triangular support component (c 1) is welded with the overflow box (12);
the longitudinal pavement (c 7) is connected with the U-shaped bending piece (c 4) and the through length angle steel (c 3) through bolts; the transverse walkway (c 8) is connected with the short angle steel I (c 5) through bolts;
the short angle steel I (c 5) is welded with the through long channel steel (c 2);
the short angle steel II (c 6) is welded and fixed on the side wall of the through long channel steel (c 2) close to the through long angle steel (c 3), and the upper surface of the short angle steel II (c 6) is flush with the top of the through long channel steel (c 2); the lower surface of the middle part of the longitudinal channel (c 7) close to one end of the through long channel steel (c 2) is supported by the short angle steel II (c 6), and the longitudinal channel and the short angle steel II are connected through bolts.
9. A concentrated sulfuric acid tank container of 70 tons in total weight according to claim 8, characterized in that the outer side wall of the through-length angle steel (c 3) is provided with a handrail (31), and that the handrail (31) is foldable;
the handrail railing (31) comprises three handrail vertical rods and a handrail cross rod, wherein the handrail vertical rods are L-shaped steel pipe bending pieces and comprise vertical parts and horizontal parts, the handrail cross rod is connected to the tops of the vertical parts of the three handrail vertical rods, the horizontal parts of the handrail vertical rods are vertically arranged in support plate holes in the through long angle steel (c 3), so that the vertical parts of the handrail vertical rods can vertically rotate to horizontally fold, and the handrail vertical rods are hinged with the handrail cross rod.
CN202210943003.3A 2022-08-08 2022-08-08 Concentrated sulfuric acid tank container with total weight of 70 tons Active CN115417013B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202210943003.3A CN115417013B (en) 2022-08-08 2022-08-08 Concentrated sulfuric acid tank container with total weight of 70 tons
PCT/CN2022/134933 WO2024031874A1 (en) 2022-08-08 2022-11-29 Concentrated sulfuric acid tank container with total weight of 70 tons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210943003.3A CN115417013B (en) 2022-08-08 2022-08-08 Concentrated sulfuric acid tank container with total weight of 70 tons

Publications (2)

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