CN106516482B - Tank container - Google Patents

Abstract

The invention provides a tank container, which comprises a tank body, an end frame and a bottom frame, wherein the tank body is provided with a plurality of through holes; the end frame is arranged at the rear end of the tank body; the bottom frame is arranged at the bottom of the rear end of the tank body and comprises a vertical plate and two reinforcing beams; the vertical plate is fixed at the bottom of the tank body, and the plane of the vertical plate is vertical to the longitudinal direction of the tank body; the two stiffening beams are fixed at the bottom of the tank body and arranged at intervals, each stiffening beam is provided with a first end and a second end, the first end is fixed on the vertical plate, and the second end extends towards the middle of the tank body along the longitudinal direction. When the tank container provided by the invention bears the impact load, the stress of the tank container end frame is effectively reduced through the arrangement of the stiffening beam and the vertical plate, the structural strength and the safety of the tank container are improved, the operation space of the end part of the tank container is increased, the self weight and the manufacturing cost are reduced, the structure is simple, and the application range is wide.

Description

tank container

technical field

The invention relates to the field of logistics transportation equipment, in particular to a tank container.

Background technique

Containers are widely used in the logistics and transportation industry due to their advantages of safety, speed, and intermodal transportation. For mobile containers, the shock loads, fatigue loads, and the inertial force of the liquid in the tank also need to be considered. Taking the existing frame structure of a 40-foot low-temperature tank container as an example, it mainly consists of end frames, longitudinal beams and reinforcing ribs supported on the tank body, or a structure such as an A frame is set to meet the impact and other working conditions. strength requirements below.

However, the above structure leads to excessive self-weight of the tank container, excessively long longitudinal beams, and high manufacturing cost. In addition, the deformation of the frame structure of the tank container after being stressed is uncoordinated, resulting in the problem of stress concentration and even the generation of fatigue cracks. In addition, due to the connection between the longitudinal beam and the end frame, it will adversely affect the pipeline layout, causing problems such as insufficient operating space.

Therefore, a tank container is proposed to solve the technical problems in the prior art that the frame structure of the tank container is too large, the weight is too heavy, and the stress concentration phenomenon occurs frequently, resulting in insufficient structural strength, which has become an urgent need in this field. A major technical problem solved.

SUMMARY OF THE INVENTION

The purpose of the present invention is to propose a tank container, so as to solve the technical problems of the existing tank container frame structure being bulky and insufficient structural strength.

In order to solve the above-mentioned technical problems, the present invention adopts the following technical solutions:

The present invention provides a tank container, which includes a tank body, an end frame and a bottom frame; the end frame is arranged at the rear end of the tank body; the bottom frame is arranged at the bottom of the rear end of the tank body, and the The bottom frame includes a vertical plate and two reinforcing beams; the vertical plate is fixed on the bottom of the tank body, and the plane where the vertical plate is located is perpendicular to the longitudinal direction of the tank body; the two reinforcing beams are fixed on the tank body The two reinforcing beams are arranged at intervals, each of the reinforcing beams has a first end and a second end, the first end is fixed to the vertical plate, and the second end is longitudinally The direction extends toward the middle of the can body.

According to an embodiment of the present invention, a plurality of rib plates are connected between each of the reinforcing beams and the tank body, the rib plates are arranged in the transverse direction, and the plurality of rib plates are distributed at intervals in the longitudinal direction.

According to another embodiment, the bottom frame further includes two inclined beams; one end of one of the inclined beams is connected between one of the reinforcing beams and one side of the vertical plate, and the other of the inclined beams One end of the inclined beam is connected between the other reinforcing beam and the other side of the vertical plate; the plurality of rib plates between each reinforcing beam and the tank body include at least one Corresponding to the rib at the connection between the inclined beam and the reinforcing beam.

According to another embodiment, the second end of the reinforcing beam has a transition structure, and each of the plurality of rib plates between the reinforcing beam and the tank body includes at least one piece corresponding to the transition structure. the rib at the beginning.

According to another embodiment, the transition structure is a slope transition structure; or, the transition structure is a circular arc transition structure; or, the transition structure is a slope plus circular arc transition structure.

According to another embodiment, the cross-section of the reinforcing beams is L-shaped and has a horizontal portion and a vertical portion, and the horizontal portions of the two reinforcing beams of each of the bottom frames are disposed opposite to each other.

According to another embodiment, the top of the vertical plate has an arc edge, the shape of the arc edge corresponds to the bottom shape of the rear end of the tank body, and the arc edge and the bottom of the tank body pass through an arc The shaped backing plate is fitted and fixed.

According to another embodiment, the bottom of the vertical plate has a straight side, the height of the straight side is the same as the height of the bottom beam of the tank container end frame, and a flat plate is connected between the straight side and the bottom beam .

According to another embodiment, the bottom frame further includes two end beams; the two end beams are respectively fixed on both sides of the flat plate, and one end of each end beam is connected to the side of the vertical plate The bottom of the side and the other end are connected to the bottom corner piece of the end frame of the tank container.

According to another embodiment, the bottom frame further includes at least one reinforcing rib; the reinforcing rib is fixed on the flat plate and connected between the vertical plate and the bottom beam.

It can be seen from the above technical solutions that the beneficial effects of the present invention are: when the tank container proposed by the present invention is subjected to an impact load, through the arrangement of reinforcing beams and vertical plates, the force on the end frame of the tank container is effectively reduced, and the tank container is improved. The structural strength and safety of the tank container increase the operating space at the end of the tank container, reduce the self-weight and manufacturing cost, and have a simple structure and a wide range of applications.

Description of drawings

Fig. 1 is a partial structural schematic diagram of an embodiment of the tank container proposed by the present invention;

Fig. 2 is the bottom view of Fig. 1;

Fig. 3 is the partial cross-sectional schematic diagram made along line A-A in Fig. 1;

FIG. 4 is a schematic partial cross-sectional view taken along line B-B in FIG. 1 .

Among them, the reference numerals are described as follows:

1. Tank body; 2. End frame; 21. Bottom beam; 22. Corner column; 23. Top corner piece; 24. Bottom corner piece; 3. Bottom frame; 31. Vertical plate; 311. Straight edge; 312. Arc edge; 313. hypotenuse structure; 32. reinforcement beam; 321. horizontal part; 322. vertical part; 323. slope and arc transition structure; 33. arc backing plate; . End beam; 36. Rib plate; 37. Inclined beam.

Detailed ways

Exemplary embodiments embodying the features and advantages of the present invention will be described in detail in the following description. It should be understood that the present invention can have various changes in different embodiments without departing from the scope of the present invention, and the descriptions and illustrations therein are for illustrative purposes only, rather than for limiting the present invention. invention.

As shown in FIG. 1 , an embodiment of the tank container proposed by the present invention is shown. In this embodiment, the tank container mainly includes a tank body 1 , an end frame 2 and a bottom frame 3 . The rear end of the tank body 1 of the tank container is provided with an end frame 2. The structure of the end frame 2 is substantially the same as the end frame 2 of the existing tank container. The bottom beam 21 and the two corner posts 22, and the junctions of the above-mentioned frame structures are provided with corner fittings (the junctions of the two corner posts 22 and the top beam are respectively provided with top corner fittings 23, and the connection between the two corner posts 22 and the bottom beam 21 There are bottom corner pieces 24). It should be noted that, in the description of this embodiment, in order to facilitate understanding, the extension direction of the central axis of the tank body 1 is defined as the longitudinal direction, and the direction perpendicular to the above-mentioned longitudinal direction on the horizontal plane is defined as the horizontal direction. The application of the present invention to other embodiments is limited. In addition, the front end of the tank body 1 is not shown in the figure, and its structure is roughly the same as that of the existing tank container, that is, the bottom of the front end of the tank body 1 is provided with a gooseneck structure and is matched with the gooseneck structure. The other end frame of the tractor is used in conjunction with the gooseneck chassis of the tractor and can reduce the height of the whole vehicle. In this embodiment, the "rear end of the tank" is the corresponding description corresponding to the front end of the tank provided with the gooseneck structure, which is hereby described.

As shown in FIG. 1 , in this embodiment, the bottom frame 3 is disposed at the bottom of the rear end of the tank body 1 , and the bottom frame 3 is connected to the bottom beam 21 of the end frame 2 . In other embodiments, the bottom frame 3 can also be used as an independent frame disposed at the bottom of the tank body 1, not connected with the bottom beam 21, and can be flexibly adjusted according to the use needs and structural strength requirements of the tank container, and is not limited to this . One end of the tank container will be described below with reference to FIGS. 1 to 4 , so as to reflect the structure and connection relationship of the bottom frame 3 . The bottom frame 3 mainly includes a vertical plate 31 , two reinforcing beams 32 , a flat plate 34 , an end beam 35 , a plurality of rib plates 36 and two inclined beams 37 .

As shown in FIGS. 1 to 3 , in this embodiment, the vertical plate 31 is fixed to the bottom of the tank body 1 , and the plane where the vertical plate 31 is located is perpendicular to the longitudinal direction. The vertical plate 31 has a straight edge 311 at the bottom and an arc edge 312 at the top. The straight edge 311 can be used for connecting and fixing with the bearing plane of the transport vehicle. The shape of the arc edge 312 corresponds to the shape of the bottom of the rear end of the can body 1 , and is used for fitting and fixing with the bottom of the rear end of the can body 1 . In addition, the bottom frame 3 also includes an arc-shaped backing plate 33, the curved backing plate 33 is fixed on the bottom of the tank body 1 at a position corresponding to the vertical plate 31, and the curved edge 312 of the vertical plate 31 is fixed on the curved backing plate 33. The design of the arc-shaped backing plate 33 can enhance the structural strength of the connection between the vertical plate 31 and the tank body 1 , and at the same time facilitate construction operations such as welding.

As shown in FIG. 3 , in this embodiment, the width of the vertical plate 31 is approximately the same as the diameter of the tank body 1 , that is, the length of the straight side 311 of the vertical plate 31 is approximately the same as the diameter of the tank body 1 , so as to ensure that the the strength and stability of the support structure. In addition, the upper two ends of the arc edge 312 of the vertical plate 31 (ie, the ends where the vertical plate 31 is connected to the tank body 1 ) are processed with a hypotenuse structure 313 , which can effectively avoid the problem of stress concentration. In other embodiments, the width of the vertical plate 31 can be flexibly adjusted according to the use requirements and structural strength requirements of the tank container. For example, the width of the vertical plate 31 can be larger than the diameter of the tank body 1 to further improve the structural strength and stability. The width of the vertical plate 31 may be smaller than the diameter of the tank body 1, so as to reduce the frame occupied area of the tank container and reduce the self-weight.

As shown in FIGS. 1 and 2 , in this embodiment, the height of the straight side 311 of the vertical plate 31 corresponds to the height of the bottom beam 21 of the end frame 2 , and a flat plate is connected between the straight side 311 and the bottom beam 21 34, and the width of the flat plate 34 is the same as the width of the vertical plate 31. The design of the flat plate 34 can enhance the structural strength of the connection between the bottom frame 3 and the end frame 2, and at the same time, can make the fixing of the tank container and the carrying plane of the transport vehicle more convenient and stable. In addition, two parallel angle steels are arranged on the flat plate 34 as reinforcing ribs 341 for strengthening the structural strength of the flat plate 34 . One end of the angle steel is connected to the vertical plate 31 , and the other end is connected to the bottom beam 21 . In other embodiments, other structures and quantities of the reinforcing ribs 341 may be selected, which are not limited thereto.

As shown in FIG. 1 , in this embodiment, two end beams 35 are respectively fixed on both sides of the flat plate 34 , and one end of each end beam 35 is connected to the bottom of the side of the vertical plate 31 , and the other end is connected to the side of the vertical plate 31 . The bottom corner pieces 24 of the end frame 2 are used to further enhance the structural strength of the connection between the bottom frame 3 and the end frame 2 . The design of the end beam 35 can be realized by a structure such as a square tube or a bent plate, which is not limited thereto.

As shown in FIG. 1 to FIG. 4 , in this embodiment, two reinforcing beams 32 are arranged in parallel and spaced apart and fixed to the bottom of the tank body 1 . Each reinforcing beam 32 has a first end portion and a second end portion, wherein the first end portion is fixed to the vertical plate 31 , and the second end portion extends toward the middle of the tank body 1 along the longitudinal direction. In addition, the distance between the two reinforcing beams 32 is preferably greater than 450 mm, and the specific size can be flexibly adjusted according to the size specification, usage requirements and structural strength requirements of the tank container. It should be noted that, in other embodiments, the arrangement of the reinforcing beams 32 is not limited to a parallel structure, and may also have an included angle or other structures, for example.

As shown in FIGS. 3 and 4 , in this embodiment, the cross-section of the reinforcing beams 32 is L-shaped and has a horizontal portion 321 and a vertical portion 322 , wherein the horizontal portions of the two reinforcing beams 32 of each bottom frame 3 are L-shaped. 321 relative settings. A plurality of rib plates 36 are connected between each reinforcing beam 32 and the tank body 1 , the rib plates 36 are arranged in the transverse direction, and the plurality of rib plates 36 are spaced apart in the longitudinal direction. Specifically, the rib 36 is composed of an arc edge connected to the tank body 1 , a vertical edge 311 connected to the vertical portion 322 of the reinforcing beam 32 , a horizontal edge connected to the horizontal portion 321 of the reinforcing beam 32 , and inclined. Enclosed by the beveled edge. The structural design of the reinforcing rib 341 further improves the structural strength of the connection between the reinforcing beam 32 and the tank body 1 . In other embodiments, the reinforcing beams 32 can be selected from H-steel or other structures, and the number and structure of the ribs 36 can also be flexibly adjusted, which is not limited thereto.

In addition, as shown in FIG. 1 , in this embodiment, the second end portion of the reinforcing beam 32 has a slope and arc transition structure 323 , that is, the end of the second end portion of the reinforcing beam 32 is a hypotenuse and a The transition structure of the combination of circular arc edges gradually slopes and transitions from the bottom edge of the reinforcing beam 32 to its top edge (ie, the tank body 1 ). Moreover, the cross section of the reinforcing beam 32 of this part is no longer L-shaped, but is roughly a vertical straight line that gradually shortens upward. In addition, in other embodiments, the slope and arc transition structure 323 can also be transformed into other transition structures such as a circular arc transition structure or a slope transition structure, which is not limited thereto.

As shown in FIG. 1 and FIG. 2 , in this embodiment, the two inclined beams 37 are respectively connected between the two reinforcing beams 32 and the two sides of the vertical plate 31 . That is, one end of one of the inclined beams 37 is connected to one of the reinforcing beams 32, the other end is connected to one side of the vertical plate 31, one end of the other inclined beam 37 is connected to the other reinforcing beam 32, and the other end is connected to the other reinforcing beam 32. One end is connected to the other side of the vertical plate 31 . To further enhance the structural strength and stability. The inclined beams 37 can be selected from square tubes, round tubes, bent parts or other structures, which are not limited thereto.

It should be noted that, in this embodiment, for the arrangement of the rib plate 36 on each reinforcing beam 32, at least one rib plate 36 should be provided at the connection between the reinforcing beam 32 and the inclined beam 37, and at the same time, the reinforcing beam 32 A rib plate 36 is arranged between the slope and arc transition structure 323 and its ordinary structure (ie, at the beginning of the transition structure), so as to preferentially ensure the structural strength and stability of the above-mentioned position. In other embodiments, as the positions and numbers of structures such as the vertical plates 31 , the reinforcing beams 32 , and the inclined beams 37 change, the preferentially arranged positions of the ribs 36 can be adjusted, which is not limited thereto.

While the tank container of the present invention has been described with reference to a few exemplary embodiments, it is to be understood that the terminology used is of description and illustration rather than limitation. Since the present invention can be embodied in various forms without departing from its spirit or spirit, the above-described embodiments are not limited to any of the foregoing details, but should be construed broadly within the spirit and scope defined by the appended claims, All changes and modifications that come within the scope of the claims or their equivalents are intended to be covered by the appended claims.

Claims (9)

1. A tank container, characterized in that, comprising: Tank (1); an end frame (2), arranged at the rear end of the tank body (1); and The bottom frame (3) is arranged at the bottom of the rear end of the tank body (1), and the bottom frame (3) comprises: a vertical plate (31) fixed on the bottom of the tank body (1), the plane where the vertical plate (31) is located is perpendicular to the longitudinal direction of the tank body (1); and Two reinforcing beams (32) are fixed to the bottom of the tank body (1), the two reinforcing beams (32) are arranged at intervals, and each of the reinforcing beams (32) has a first end and a second end part, the first end part is fixed on the vertical plate (31), and the second end part extends toward the middle part of the tank body (1) along the longitudinal direction; Wherein, a plurality of rib plates (36) are connected between each of the reinforcing beams (32) and the tank body (1), the rib plates (36) are arranged in the lateral direction, and the plurality of rib plates (36) are (36) Distributed at intervals along the longitudinal direction. 2. The tank container according to claim 1, wherein the bottom frame (3) further comprises: Two inclined beams (37), one end of one of the inclined beams (37) is connected between one of the reinforcing beams (32) and one side of the vertical plate (31), and the other of the inclined beams (37) One end of the inclined beam (37) is connected between the other reinforcing beam (32) and the other side of the vertical plate (31); The plurality of rib plates (36) between each of the reinforcing beams (32) and the tank body (1) include at least one piece corresponding to the inclined beams (37) and the reinforcing beams (32) the rib (36) at the connection. 3. The tank container according to claim 1, wherein the second end of the reinforcing beam (32) has a transition structure, and each of the reinforcing beams (32) is connected to the tank body (1) The plurality of rib plates (36) in between include at least one rib plate (36) corresponding to the beginning of the transition structure. The tank container according to claim 3, wherein the transition structure is a slope transition structure; or the transition structure is a circular arc transition structure; or the transition structure is a slope plus circular arc transition Structure (323). 5. The tank container according to claim 1, characterized in that the cross-section of the reinforcing beam (32) is L-shaped, with a horizontal part (321) and a vertical part (322), and each of the bottom frames The horizontal portions (321) of the two reinforcing beams (32) of (3) are arranged opposite to each other. 6 . The tank container according to claim 1 , wherein the top of the vertical plate ( 31 ) has an arc edge ( 312 ), and the shape of the arc edge ( 312 ) is the same as that of the tank body ( 6 . 1) The shape of the bottom of the rear end is corresponding, and the arc edge (312) and the bottom of the tank body (1) are fitted and fixed by an arc backing plate (33). 7 . The tank container according to claim 1 , wherein the bottom of the vertical plate ( 31 ) has a straight edge ( 311 ), and the height of the straight edge ( 311 ) is the same as that of the tank container end frame. 8 . The bottom beam (21) of (2) has the same height, and a flat plate (34) is connected between the straight edge (311) and the bottom beam (21). 8. The tank container according to claim 7, wherein the bottom frame (3) further comprises: Two end beams (35) are respectively fixed on both sides of the flat plate (34), one end of each end beam (35) is connected to the bottom of the side of the vertical plate (31), and the other end Connected to the bottom corner piece (24) of the end frame (2) of the tank container. 9. The tank container according to claim 7, wherein the bottom frame (3) further comprises: At least one reinforcing rib (341) is fixed on the flat plate (34) and connected between the vertical plate (31) and the bottom beam (21).

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