阅读说明：本技术 一种船舶用箱式货物吊运装置 (Box-type cargo lifting device for ship ) 是由 邱霞 于 2021-10-12 设计创作，主要内容包括：本发明公开了一种船舶用箱式货物吊运装置,涉及技术领域,本发明包括限位杆、顶板、固定块、电机箱和螺杆,所述顶板的底部四角均设置有固定块,四个固定块相互靠近的前后两端均通过轴承活动连接有螺杆,本发明通过顶杆136与集装箱顶部四角的孔壁接触时可以对集装箱进行固定,通过吊箱13的移动使得顶杆136右侧的移动杆c3就会通过压力收缩进顶杆136的内部,移动杆c3就会挤压凹槽c2内部的橡胶球c6,橡胶球c6通过压力就会向凹槽c2的左右内壁扩张,顶杆136左右两端的卡杆c1就会通过橡胶球c6的扩张伸出凹槽c2的内部,使得卡杆c1就会卡在孔壁的内壁,避免在吊运集装箱的时候脱落造成危险。(The invention discloses a box type cargo lifting device for ships, relating to the technical field, comprising a limiting rod, a top plate, a fixing block, a motor box and a screw rod, the four corners of the bottom of the top plate are all provided with fixed blocks, the front and rear ends of the four fixed blocks which are close to each other are movably connected with screw rods through bearings, the container can be fixed when the ejector rods 136 are contacted with the hole walls of the four corners of the top of the container, the moving rod c3 on the right side of the top bar 136 is contracted into the inner part of the top bar 136 by pressure through the movement of the hanging box 13, the moving rod c3 presses the rubber ball c6 in the groove c2, the rubber ball c6 expands to the left and right inner walls of the groove c2 by pressure, the blocking rods c1 on the left and right ends of the top bar 136 extend out of the inner part of the groove c2 by the expansion of the rubber ball c6, so that the clamping rod c1 can be clamped on the inner wall of the hole wall to avoid falling off and causing danger when the container is lifted.)

1. The utility model provides a box goods overhead hoist for boats and ships, includes gag lever post (1), roof (2), fixed block (3), motor case (4) and screw rod (5), its characterized in that: four corners of the bottom of the top plate (2) are respectively provided with a fixed block (3), the front end and the rear end of each of the four fixed blocks (3) which are close to each other are respectively movably connected with a screw (5) through a bearing, the front sides of the two screws (5) are provided with stepping motors, the outer surfaces of the two screws (5) are respectively provided with a limiting rod (1), and the left sides of the two limiting rods (1) are respectively provided with a motor box (4);

the limiting rod (1) comprises a sliding groove (10), vertical rods (11), a motor (12), a hanging box (13) and a threaded rod (14), the threaded rod (14) is rotatably connected to the left side of the inner wall of the limiting rod (1) through a bearing, the motor (12) is fixedly connected to the inner wall of the right side of the motor box (4), the threaded rod (14) penetrates through the right side of the limiting rod (1) and is fixedly connected with the output end of the motor (12), the vertical rods (11) are in threaded connection with the left outer surface and the right outer surface of the threaded rod (14), the sliding groove (10) is formed in the bottom of the limiting rod (1), the two vertical rods (11) extend to the outer end of the bottom of the limiting rod (1) through the sliding groove (10), and the hanging box (13) is fixedly connected to the bottoms of the two vertical rods (11);

the hanging box (13) comprises elastic sheets (131), push rods (132), a rotary table (133), a downward pushing mechanism (134), an included angle mechanism (135) and ejector rods (136), wherein the ejector rods (136) are arranged at the top of the right side of the hanging box (13), the ejector rods (136) penetrate through the right side of the hanging box (13) and extend to the inside of the hanging box (13), the rotary table (133) is connected with the front inner wall and the rear inner wall of the hanging box (13) through bearings in a rotating mode, the push rods (132) are fixedly connected to the outer surface of the rotary table (133), the push rods (132) are two in number, the elastic sheets (131) are fixedly connected with the inner wall of the left side of the hanging box (13), the downward pushing mechanism (134) is arranged at the bottom of the inner wall of the hanging box (13), and the included angle mechanism (135) is arranged outside the downward pushing mechanism (134).

2. The box cargo handling apparatus for ships as recited in claim 1, the ejector rod (136) comprises a clamping rod (c 1), a groove (c 2), a moving rod (c 3), a blocking block (c 4), a spring (c 5) and a rubber ball (c 6), a groove (c 2) is formed in the inner wall of the right side of the ejector rod (136), a rubber ball (c 6) is fixedly connected to the inner wall of the left side of the groove (c 2), the left end and the right end of the rubber ball (c 6) are fixedly connected with clamping rods (c 1), the two clamping rods (c 1) penetrate through the left end and the right end of the groove (c 2), a spring (c 5) is fixedly connected to the right side of the rubber ball (c 6), a moving rod (c 3) is fixedly connected to the right side of the spring (c 5), the moving bar (c 3) penetrates the right side of the groove (c 2) and extends to the outer end, the outer surface of the left side of the moving rod (c 3) is fixedly connected with a block (c 4).

3. The box cargo handling device for the ship according to claim 1, wherein the push-down mechanism (134) comprises an underframe (a 1), a straight rod (a 2), a bottom rod (a 3), an elastic spring (a 4), an arc rod (a 5), a connecting rod (a 6), a semi-circular block (a 7) and a pressure lever (a 8), the underframe (a 1) is fixedly connected with the bottom of the inner wall of the hanging box (13), the bottom of the inner wall of the underframe (a 1) is fixedly connected with the elastic spring (a 4), the top of the elastic spring (a 4) is fixedly connected with the pressure lever (a 8), the pressure lever (a 8) penetrates through the top of the underframe (a 1), the left end and the right end of the bottom of the pressure lever (a 8) are movably connected with the connecting rod (a 6) through a rotating shaft, one ends of the two connecting rods (a 6) far away from each other are movably connected with the straight rod (a 2) through a 1), and the two straight rods (a 2) penetrate through the front end and the rear end of the straight rod 1, the inner wall bottom fixedly connected with bottom bar (a 3) of chassis (a 1), two the top fixedly connected with arc pole (a 5) of bottom bar (a 3), the top fixedly connected with semicircle piece (a 7) of depression bar (a 8).

4. The box cargo handling apparatus for ships as recited in claim 1, the included angle mechanism (135) comprises a first clamping rod (b 1), a movable rod (b 2), a pressurizing mechanism (b 3), a T-shaped block (b 4), a pressurizing rod (b 5), a straight hole (b 6) and a second clamping rod (b 7), a straight hole (b 6) is formed in the center of the inner part of the second clamping rod (b 7), the movable rod (b 2) is movably connected with the upper inner wall and the lower inner wall of the straight hole (b 6) through a rotating shaft, the outer surface of the first clamping rod (b 1) is in contact with the outer surface of the movable rod (b 2), the bottoms of the ends, close to each other, of the first clamping rod (b 1) and the second clamping rod (b 7) are fixedly connected with T-shaped blocks (b 4), the ends, close to each other, of the two T-shaped blocks (b 4) are fixedly connected with pressurizing rods (b 5), and the ends, close to each other, of the two pressurizing rods (b 5) are provided with pressurizing mechanisms (b 3).

5. The box cargo lifting device for ships of claim 4, wherein the pressurizing mechanism (b 3) comprises a rubber block (x 1) and a bottom groove (x 2), the bottom groove (x 2) is formed in the left side of the pressurizing rod (b 5), the rubber block (x 1) is fixedly connected to the left side of the inner wall of the bottom groove (x 2), and the rubber block (x 1) penetrates through the right side of the bottom groove (x 2) and extends to the outer end.

6. The box cargo handling device for ships of claim 3, wherein the ends of the two straight rods (a 2) far away from each other are movably connected with the inner walls of the first clamping rod (b 1) and the second clamping rod (b 7) through rotating shafts, and the bottoms of the two connecting rods (a 6) are in contact with the outer surfaces of the tops of the two arc rods (a 5).

Technical Field

The invention belongs to the technical field of container spreaders, and particularly relates to a box type cargo lifting device for ships.

Background

The container is a component tool which can load packages or unpacked goods for transportation and is convenient to load, unload and carry by mechanical equipment, the largest success of the container lies in the standardization of products and a whole set of transportation system established by the standardization, at present, when the container is hoisted, a square frame is generally placed at the top of the container, personnel can fix the square frame through holes at four corners of the top of the container, and the operation is troublesome, so that the container type cargo hoisting device for ships is provided.

Disclosure of Invention

The invention aims to provide a box type cargo lifting device for ships, which solves the existing problems.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a box type cargo lifting device for ships, which comprises limiting rods, a top plate, fixing blocks, a motor box and screws, wherein the fixing blocks are arranged at four corners of the bottom of the top plate, the screws are movably connected to the front ends and the rear ends, close to each other, of the four fixing blocks through bearings, stepping motors are arranged on the front surfaces of the two screws, the limiting rods are arranged on the outer surfaces of the two screws, and the motor box is arranged on the left sides of the two limiting rods;

the gag lever post includes spout, pole, motor, hanging box and threaded rod that hangs down, the inner wall left side of gag lever post is rotated through the bearing and is connected with the threaded rod, the right side inner wall fixedly connected with motor of motor case, the threaded rod run through the right side of gag lever post and with the output fixed connection of motor, the equal threaded connection of surface has the pole that hangs down about the threaded rod, the spout has been seted up to the bottom of gag lever post, two the pole that hangs down all extends to the bottom outer end of gag lever post, two the equal fixedly connected with hanging box in bottom of the pole that hangs down.

Further, the hanging box comprises elastic pieces, push rods, a rotary table, a downward pushing mechanism, an included angle mechanism and ejector rods, wherein the ejector rods are arranged at the top of the right side of the hanging box, penetrate through the right side of the hanging box and extend to the inside of the hanging box, the rotary table is connected with the front inner wall and the rear inner wall of the hanging box through bearings in a rotating mode, the push rods are fixedly connected to the outer surface of the rotary table, the number of the push rods is two, the elastic pieces are fixedly connected with the inner wall of the left side of the hanging box, the downward pushing mechanism is arranged at the bottom of the inner wall of the hanging box, and the included angle mechanism is arranged outside the downward pushing mechanism.

Further, the ejector pin includes kelly, recess, carriage release lever, sprue, spring and rubber ball, the recess has been seted up to the right side inner wall of ejector pin, the left side inner wall fixedly connected with rubber ball of recess, the equal fixedly connected with kelly in both ends about the rubber ball, two the kelly all runs through both ends about the recess, the right side fixedly connected with spring of rubber ball, the right side fixedly connected with carriage release lever of spring, the carriage release lever runs through the right side of recess and extends to the outer end, the left side outer fixed surface of carriage release lever is connected with the sprue.

Further, push down the mechanism and include chassis, straight-bar, sill bar, elastic spring, arc pole, connecting rod, semicircle piece and depression bar, the chassis is with the inner wall bottom fixed connection who hangs the case, the inner wall bottom fixed connection of chassis has elastic spring, elastic spring's top fixedly connected with depression bar, the depression bar runs through the top of chassis, both ends all have the connecting rod, two through pivot swing joint about the bottom of depression bar the one end that the connecting rod was kept away from each other all has the straight-bar, two through pivot swing joint the straight-bar all runs through both ends around the chassis, the inner wall bottom fixedly connected with sill bar of chassis, two the top fixedly connected with arc pole of sill bar, the top fixedly connected with semicircle piece of depression bar.

Further, contained angle mechanism includes clamping bar one, movable rod, loading system, shape piece, pressure bar, straight hole and clamping bar two, the inside center department of clamping bar two has seted up straight hole, the movable rod is through the upper and lower inner wall swing joint in pivot and straight hole, clamping bar one and the surface contact of movable rod, the equal fixedly connected with shape piece in the one end bottom that clamping bar one and clamping bar two are close to each other, two the equal fixedly connected with pressure bar of one end that the shape piece is close to each other, two the one end that the pressure bar is close to each other all is provided with loading system.

Further, the loading system includes rubber piece and kerve, the kerve has been seted up in the left side of forcing rod, the inner wall left side fixedly connected with rubber piece of kerve, the rubber piece runs through the right side of kerve and extends to the outer end.

Furthermore, the two ends, far away from each other, of the straight rods are movably connected with the inner walls of the first clamping rod and the second clamping rod through rotating shafts, and the bottoms of the two connecting rods are in contact with the outer surfaces of the tops of the two arc rods.

The invention has the following beneficial effects:

1. according to the invention, the container can be fixed when the top rod 136 is contacted with the hole walls at the four corners of the top of the container, the moving rod c3 at the right side of the top rod 136 can be contracted into the top rod 136 through pressure by moving the hanging box 13, the moving rod c3 can extrude the rubber ball c6 in the groove c2, the rubber ball c6 can be expanded to the left inner wall and the right inner wall of the groove c2 through pressure, the clamping rods c1 at the left end and the right end of the top rod 136 can be extended out of the groove c2 through the expansion of the rubber ball c6, so that the clamping rods c1 can be clamped on the inner walls of the hole walls, and the danger caused by falling off when the container is lifted is avoided.

2. According to the invention, the push rod 132 on the surface of the rotary disc 133 can be extruded when the push rod 136 is compressed into the hanging box 13 under the action of pressure, the rotary disc 133 can move rightwards when the push rod 132 moves towards the inner wall of the left side of the hanging box 13, so that the push rod 132 at the bottom of the rotary disc 133 can extrude the surface of the semicircular block a7, and the push rod 132 can be reset through elasticity due to the extrusion of the elastic sheet 131 on the push rod 132, so that the push rod 136 is prevented from being clamped in the hanging box 13.

3. According to the invention, the semi-circular block a7 is pressed to press the pressure lever a8, the connecting rods a6 at two ends of the bottom of the pressure lever a8 are expanded to the front end and the rear end of the underframe a1 through the pressure, so that the connecting rods a6 push the straight rods a2 to extrude the crossed clamping rods one b1 and two b7, the other ends of the clamping rods one b1 and two b2 clamp the four corners of a container, and the lifting safety of the container is improved.

4. When the first clamping bar b1 and the second clamping bar b2 squeeze the surface of the container, the rubber block x1 on the surfaces of the first clamping bar b1 and the second clamping bar b2 is pressed to be attached to the surface of the container, and the friction force of the first clamping bar b1 and the second clamping bar b2 to the surface of the container is increased.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic cross-sectional front view of the stop lever according to the present invention;

FIG. 3 is a front cross-sectional structural view of the hanging box of the present invention;

FIG. 4 is a schematic top sectional view of the lift pin of the present invention;

FIG. 5 is a front cross-sectional structural view of the undercarriage of the present invention;

FIG. 6 is a schematic top cross-sectional view of the clamping mechanism of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 6 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the device comprises a limiting rod 1, a sliding groove 10, a vertical rod 11, a motor 12, a hanging box 13, an elastic sheet 131, a push rod 132, a rotary disc 133, a downward pushing mechanism 134, a bottom frame a1, a straight rod a2, a bottom rod a3, an elastic spring a4, an arc rod a5, a connecting rod a6, a semicircular block a7, a pressure rod a8, an angle mechanism 135, a clamping rod one b1, a movable rod b2, a pressurizing mechanism b3, a rubber block x1, a bottom groove x2, a T-shaped block b4, a pressurizing rod b5, a straight hole b6, a clamping rod two b7, a top rod 136, a clamping rod c1, a groove c2, a movable rod c3, a blocking block c4, a spring c5, a rubber ball c6, a threaded rod 14, a top plate 2, a fixed block 3, a motor box 4 and a screw 5.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1-7, the invention relates to a box-type cargo lifting device for ships, which comprises limiting rods 1, a top plate 2, fixing blocks 3, a motor box 4 and screws 5, wherein the fixing blocks 3 are arranged at four corners of the bottom of the top plate 2, the front ends and the rear ends, close to each other, of the four fixing blocks 3 are movably connected with the screws 5 through bearings, stepping motors are arranged on the front surfaces of the two screws 5, the limiting rods 1 are arranged on the outer surfaces of the two screws 5, and the motor box 4 is arranged on the left sides of the two limiting rods 1;

gag lever post 1 includes spout 10, pole 11 hangs down, motor 12, hanging box 13 and threaded rod 14, the inner wall left side of gag lever post 1 rotates through the bearing and is connected with threaded rod 14, the right side inner wall fixedly connected with motor 12 of motor case 4, threaded rod 14 run through gag lever post 1 the right side and with the output fixed connection of motor 12, threaded rod 14 controls the equal threaded connection of surface and has pole 11 that hangs down, spout 10 has been seted up to gag lever post 1's bottom, two pole 11 that hang down all extend to gag lever post 1's bottom outer end through spout 10, the equal fixedly connected with hanging box 13 in bottom of two pole 11 that hang down.

The hanging box 13 comprises an elastic sheet 131, a push rod 132, a rotary disc 133, a push-down mechanism 134, an angle-included mechanism 135 and a push rod 136, the top of the right side of the hanging box 13 is provided with the push rod 136, the push rod 136 penetrates through the right side of the hanging box 13 and extends into the hanging box 13, the rotary disc 133 is rotatably connected with the front inner wall and the rear inner wall of the hanging box 13 through bearings, the outer surface of the rotary disc 133 is fixedly connected with the push rods 132, the number of the push rods 132 is two, the elastic sheet 131 is fixedly connected with the inner wall of the left side of the hanging box 13, the bottom of the inner wall of the hanging box 13 is provided with the push-down mechanism 134, the angle-included mechanism 135 is arranged outside the push rod 134, the push rods 132 on the surface of the rotary disc 133 are pressed when the push rods 136 are compressed into the inside of the hanging box 13, the rotary disc 133 moves rightwards due to the movement of the push rods 132 towards the inner wall of the left side of the hanging box 13, so that the push rods 132 on the bottom of the rotary disc 133 can press the surface of the semicircular block a7, the push rod 132 can be reset through elasticity by the extrusion of the elastic sheet 131 to the push rod 132, so that the push rod 136 is prevented from being clamped in the hanging box 13.

The top bar 136 comprises a clamping rod c1, a groove c2, a moving rod c3, a block c4, a spring c5 and a rubber ball c6, the right inner wall of the top bar 136 is provided with a groove c2, the left inner wall of the groove c2 is fixedly connected with a rubber ball c6, the left end and the right end of the rubber ball c6 are fixedly connected with a clamping rod c1, two clamping rods c1 penetrate through the left end and the right end of the groove c2, the right side of the rubber ball c6 is fixedly connected with a spring c5, the right side of the spring c5 is fixedly connected with a moving rod c3, a moving rod c3 penetrates through the right side of the groove c2 and extends to the outer end, the block c4 is fixedly connected with the left outer surface of the moving rod c3, the container can be fixed when the top bar 136 contacts with the hole walls of four corners of the top of the container, the moving rod c3 on the right side of the top bar 136 can be contracted into the inner part of the top bar 136 through pressure through the movement of the hanging box 13, the moving rod c 36 3 can extrude the rubber ball c6 in the groove 3687458, the rubber ball c6 will expand towards the left and right inner walls of the groove c2 by pressure, the clamping rods c1 at the left and right ends of the ejector rod 136 will extend out of the inner part of the groove c2 by the expansion of the rubber ball c6, so that the clamping rods c1 will be clamped on the inner walls of the hole walls, and the danger caused by falling off when the container is lifted is avoided.

The push-down mechanism 134 includes a chassis a1, a straight rod a2, a bottom rod a3, an elastic spring a4, an arc rod a4, a connecting rod a4, a semicircular block a4 and a pressing rod a4, the chassis a4 is fixedly connected with the bottom of the inner wall of the hanging box 13, the elastic spring a4 is fixedly connected with the bottom of the inner wall of the chassis a4, the pressing rod a4 is fixedly connected with the top of the elastic spring a4, the pressing rod a4 penetrates through the top of the chassis a4, the left and right ends of the bottom of the pressing rod a4 are movably connected with the connecting rod a4 through a rotating shaft, the ends of the two connecting rods a4 far away from each other are movably connected with the straight rod a4 through the rotating shaft, the two straight rods a4 penetrate through the front and rear ends of the chassis a4, the bottom of the inner wall of the chassis a4 is fixedly connected with the bottom rod a4, the top of the two bottom of the circular rod a4 is fixedly connected with the arc rod a4, the top of the two ends of the pressing rod a4 is fixedly connected with the semicircular block a4, and the two ends of the pressing rod a4 are expanded through the pressing rod a 4. The connecting rod a6 can push the straight rod a2 to squeeze the crossed clamping rod one b1 and the clamping rod two b7, so that the other ends of the clamping rod one b1 and the clamping rod two b2 can clamp the four corners of the container, and the lifting safety of the container is improved.

The included angle mechanism 135 comprises a first clamping rod b1, a movable rod b2, a pressurizing mechanism b3, a T-shaped block b4, a pressurizing rod b5, a straight hole b6 and a second clamping rod b7, the straight hole b6 is formed in the center of the interior of the second clamping rod b7, the movable rod b2 is movably connected with the upper inner wall and the lower inner wall of the straight hole b6 through a rotating shaft, the first clamping rod b1 is in contact with the outer surface of the movable rod b2, the bottoms of the mutually close ends of the first clamping rod b1 and the second clamping rod b7 are fixedly connected with the T-shaped block b4, the mutually close ends of the two T-shaped blocks b4 are fixedly connected with the pressurizing rod b5, the mutually close ends of the two pressurizing rods b5 are respectively provided with a pressurizing mechanism b3, and the first clamping rod b1 and the two clamping rod b2 are movably connected to the interior of the hanging box 13 through the movable rod b 2.

The pressurizing mechanism b3 comprises a rubber block x1 and a bottom groove x2, the left side of the pressurizing rod b5 is provided with a bottom groove x2, the left side of the inner wall of the bottom groove x2 is fixedly connected with the rubber block x1, and the rubber block x1 penetrates through the right side of the bottom groove x2 and extends to the outer end.

The ends, far away from each other, of the two straight rods a2 are movably connected with the inner walls of the first clamping rod b1 and the second clamping rod b7 through rotating shafts, and the bottoms of the two connecting rods a6 are in contact with the outer surfaces of the tops of the two arc rods a 5.

One specific application of this embodiment is: after the top plate 2 is flush with the top of the container, the threaded rod 14 can drive the two hanging rods 11 to move close to each other by rotating through the starting motor 12, the lifting boxes 13 enable the push rods 136 to enter the interior of the container through the holes in the top of the container by moving, the push rods 136 can be extruded by the movement of a plurality of lifting boxes 13, the clamping rods c1 inside the push rods 136 can enter the interior of the push rods 136, the clamping rods c1 can extrude the rubber balls c6 inside the grooves c2, the rubber balls c6 can expand towards the left end and the right end, the moving rods c3 can enable the moving rods c3 to extend out of the interiors of the grooves c2 by the expansion of the rubber balls c6, the moving rods c3 clamp the interiors of the holes in the top of the container, the push rods 136 can move towards the interior of the lifting boxes 13 by being extruded, the push rods 136 can extrude the push rods 132 to move, so that the push rods 132 at the bottom of the rotary disc 133 can extrude the surfaces of the semicircular blocks a7, the semicircular block a7 is pressed to move downwards, the semicircular block a7 is pressed downwards to enable the pressure lever a8 to press the connecting rod a6, the connecting rod a6 expands towards the front end and the rear end of the bottom frame a1 through pressing, the straight rod a2 is pressed to press the clamping rods one b1 and the clamping rods two b7 at the two ends, and the clamping rods one b1 and the clamping rods two b7 are clamped at the four corners of the surface of the container.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.