CN202518683U - Tank container end framework and tank container - Google Patents

Abstract

An end frame of a tank container and a tank container, the tank container includes a tank body, the end frame is connected to the end of the tank body, the end frame includes two corner columns, a lower beam at one end, and two inclined The supporting beam, the two corner columns are arranged vertically, the lower end beam is connected between the bottom ends of the two corner columns, the inclined supporting beam includes a constant section beam body and a wedge structure, the two equal section beam bodies The ends are respectively connected to the side surfaces of the corner columns and the upper surface of the lower end beam, and the wedge-shaped structure connection is filled in the obtuse angle region formed by the connection between the constant-section beam body and the lower end beam. The tank container of the utility model and the end frame on it greatly reduce the stress value generated by the lower end beam by improving the structure of the inclined support beam, and also reduce the vertical deformation generated, and the end frame The structural stress is evenly distributed, so the problem of fatigue damage and bending deformation in the middle of the bottom of the lower beam under load is well solved.

Description

End frame of tank container and tank container

technical field

The utility model relates to a container and its parts, in particular to a tank container and its end frame.

Background technique

Tank containers, also known as tank containers, are a common means of transportation in the modern logistics industry. In order to fix the tank containers well, the tank ends of the tank containers usually need to be provided with fixed ends. The upper frame and the corner fittings on the end frame can play the role of support and fastening in the process of container shipment. Since most of the design and manufacturing technologies of the existing tank containers are imported from abroad, but the road conditions of the domestic use of tank containers Compared with foreign countries, it is more complicated and often produces a large vertical vibration load. If the support rigidity of the diagonal parts of the frame is insufficient, the frame cross beam will often produce large bending deformation. And because the end lower beam of the traditional end frame is a beam body structure with equal cross-section, the local strength of the end lower beam is not high, the stress generated is large and uneven, and large bending deformation often occurs, so the end The lower middle part of the frame and the bottom discharge valve are often easy to collide with the frame, resulting in damage to the bottom structure of the end frame or the bottom discharge valve.

Contents of the invention

The main purpose of this utility model is to solve the technical problem that the end frame of the tank container in the prior art is prone to large bending deformation due to the large and uneven stress on the end beam .

In order to solve the above technical problems, the utility model provides an end frame of a tank container, which includes two corner columns, one end lower beam and two inclined support beams, the two corner columns are vertically arranged, and the end lower beam is connected to the Between the bottom ends of the two corner posts, the oblique support beam includes a constant-section beam body and a wedge-shaped structure, and the two ends of the constant-section beam body are respectively connected to the side surface of the corner post and the upper surface of the end lower beam , the wedge-shaped structure connection is filled in the obtuse angle region formed by the connection between the constant-section beam body and the lower end beam.

The end frame, wherein, the end frame further includes an end beam, and the end beam is connected between the top ends of the two corner columns.

In the end frame, a discharge gap is provided in the middle of the upper surface of the lower end beam, and the two inclined support beams are respectively located on both sides of the discharge gap.

In the end frame, the bottom end of the wedge-shaped structure extends to the upper edge of the discharge gap.

The main purpose of this utility model is also to solve the technical problem that the lower end beam of the end frame on the tank container in the prior art is prone to large bending deformation due to the large and uneven stress .

In order to solve the above technical problems, the utility model also provides a tank container, comprising a tank body and an end frame connected to the end of the tank body, wherein the end frame is the aforementioned end frame.

The tank container, wherein the two ends of the tank body are respectively connected to the end frame, and the tank container also includes two top side beams, and the top side beams are connected to the top ends of the two end frames between.

The tank container, wherein, the two ends of the tank body are respectively connected with the end frame, and the tank container also includes two bottom side beams, and the bottom side beams are connected to the bottom of the two end frames. between the ends.

The tank container, wherein, the bottom of one end of the tank body is provided with a discharge port.

The tank container, wherein, the upper surface of the lower end beam adjacent to the discharge port is provided with a discharge gap corresponding to the position of the discharge port, and the two inclined support beams are respectively located at two sides of the discharge gap. side.

Said tank container, wherein, the bottom end of said wedge-shaped structure extends to the upper edge of said discharge gap.

The utility model has the following beneficial effects. The tank container of the utility model and the end frame on it improve the structure of the inclined support beam, which greatly reduces the stress value generated by the lower beam at the end, and also reduces the generated The amount of vertical deformation, and the stress distribution of the end frame structure is uniform, so the problem of fatigue damage and bending deformation in the middle of the bottom of the end lower beam under load is well solved.

Description of drawings

Fig. 1 is a front view of the end frame part of the tank container of the present invention.

Detailed ways

In order to further illustrate the principle and structure of the utility model, the preferred embodiments of the utility model will be described in detail in conjunction with the accompanying drawings.

Referring to Fig. 1, the tank container of the present invention includes a tank body 1 and an end frame 2 connected to the end of the tank body 1, and may also include two top side beams and two bottom side beams (not shown in the figure). Shows).

The tank body 1 is a tank body structure on a common tank container, and the bottom of one end of the tank body 1 may be provided with a discharge opening (not shown in the figure).

The end frame 2 includes two corner columns 21 , a lower beam 22 at one end, and two inclined support beams 23 , and may also include an upper beam 24 at one end. The end frame 2 can be connected to the end of the tank body 1 that is not provided with a discharge port or can be arranged at the end of the tank body 1 provided with a discharge port.

The two corner columns 21 are arranged vertically.

The lower end beam 22 is connected between the bottom ends of the two corner columns 21 . When the end frame 2 is arranged at the end of the tank body 1 provided with a discharge port, the middle part of the upper surface of the end lower beam 22 adjacent to the discharge port is provided with a Unloading gap 221 .

The two inclined support beams 23 are obliquely connected between the end lower beam 22 and the corner post 21 , and can be respectively located on both sides of the discharge opening 221 . The inclined support beam 23 includes a constant-section beam body 231 and a wedge-shaped structure 232 , so that the entire inclined support beam 23 forms a variable-section equal-stress beam structure. The two ends of the equal-section beam body 231 are respectively connected to the side surface of the corner post 21 and the upper surface of the end lower beam 22, and the wedge-shaped structure 232 is connected and filled between the equal-section beam body 231 and the end lower beam. The beams 22 connect in the region of the obtuse angle formed. The bottom end of the wedge-shaped structure 232 can extend to the upper edge of the discharge gap 221 .

The end beam 24 is connected between the top ends of the two corner columns 21 .

When the two ends of the tank body 1 are respectively connected with the end frames 2, the top side beams are connected between the top ends of the two ends frames 2, and the bottom side beams are connected between the ends of the two ends frames 2. between the bottom.

Taking a specific tank container as an example, under the same load condition, if the traditional structure of the constant cross-section lower beam or the above-mentioned variable cross-section equal stress beam is adopted, the maximum The stress values, the maximum vertical deformation occurring and the stress distribution are shown in the table below.

project Maximum stress value Maximum Vertical Deformation Stress distribution Traditional constant cross-section end lower beam 640MPa 4.27mm uneven distribution Variable cross-section equal stress end lower beam 171.4MPa 2.3mm evenly distributed

It can be seen from the above table that the maximum stress and the maximum vertical deformation of the end lower beam after changing to a variable cross-section equal stress beam are significantly reduced, and the stress distribution is uniform, so the transportation of the end lower beam can be significantly improved. Shock force conditions for vehicle vertical and longitudinal vibration load cases.

The tank container of the utility model and the end frame on it greatly reduce the stress value generated by the lower end beam by improving the structure of the inclined support beam, and also reduce the vertical deformation generated, and the end frame The structural stress is evenly distributed, so the problem of fatigue damage and bending deformation in the middle of the bottom of the lower beam under load is well solved.

However, the above descriptions are only preferred feasible embodiments of the present utility model, and do not limit the scope of protection of the present utility model. Therefore, all equivalent structural changes made by using the description of the utility model and the contents of the accompanying drawings are included in the scope of this utility model. new type of protection.

Claims (10)

1. An end frame of a tank container, comprising two corner columns, a lower beam at one end and two inclined support beams, the two corner columns are vertically arranged, and the lower beam at the end is connected between the bottom ends of the two corner columns, It is characterized in that the inclined support beam includes a constant-section beam body and a wedge-shaped structure, and the two ends of the constant-section beam body are respectively connected to the side surface of the corner post and the upper surface of the end lower beam, and the wedge-shaped The structural connection is filled in the obtuse angle region formed by the connection between the constant-section beam body and the lower end beam. 2. The end frame according to claim 1, characterized in that, the end frame further comprises an end beam, and the end beam is connected between the top ends of the two corner columns. 3. The end frame according to claim 1, wherein a discharge gap is provided in the middle of the upper surface of the lower end beam, and the two inclined support beams are respectively located on both sides of the discharge gap. 4. The end frame according to claim 3, wherein the bottom end of the wedge-shaped structure extends to the upper edge of the discharge opening. 5. A tank container, comprising a tank body and an end frame connected to the end of the tank body, characterized in that the end frame is the end frame according to claim 1 or 2. 6. The tank container according to claim 5, wherein the two ends of the tank body are respectively connected with the end frame, and the tank container also includes two top side beams, and the top side beams Connected between the top ends of the end frames. 7. The tank container according to claim 5, wherein the two ends of the tank body are respectively connected with the end frame, and the tank container further comprises two bottom side beams, and the bottom side beams Connected between the bottom ends of the end frames. 8. The tank container according to claim 5, characterized in that, a bottom of one end of the tank body is provided with a discharge opening. 9. The tank container according to claim 8, characterized in that, a discharge gap is arranged on the upper surface of the lower end beam adjacent to the discharge port corresponding to the position of the discharge port, and the two inclined support beams are respectively Located on both sides of the discharge gap. 10. The tank container according to claim 9, wherein the bottom end of the wedge-shaped structure extends to the upper edge of the discharge gap.

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