Frame of container

Abstract

The utility model belongs to the technical field of containers, and particularly relates to a container frame which comprises two rectangular frames which are symmetrically arranged up and down and four telescopic column assemblies, the four telescopic column assemblies are located between the four corners of the two rectangular frames correspondingly, and the rectangular frames and the telescopic column assemblies are fixedly connected through corner fitting bolts. Two symmetrically-arranged distance adjusting mechanisms are fixedly connected between the two sides of the two rectangular frames, each distance adjusting mechanism comprises an H-shaped shell, a hand crank is inserted into the outer side wall of each H-shaped shell and rotationally connected with the outer side wall of the H-shaped shell, one end of each hand crank extends into the corresponding H-shaped shell and is fixedly connected with a first bevel gear, and the other end of each hand crank extends into the corresponding H-shaped shell and is fixedly connected with a second bevel gear. The inner wall of the transverse end of the H-shaped shell is rotationally connected with two rotating rods through two first bearing sleeves. The problems that the size of an existing container frame cannot be adjusted according to the actual storage and transportation requirements of goods, the application range is limited, and use is inconvenient are solved.

Description

Technical Field

[0001] The present application belongs to the technical field of containers, and specifically relates to a frame of a container. Background Art

[0002] As a storage and transportation equipment widely used in the logistics and transportation industry, containers usually include a container for loading goods and a frame arranged outside the container. The frame is used to support, protect and lift the container. The two ends of the frame are end frames. Common end frames are generally rectangular frames, which are supported by corner columns at both ends. The end beams at the upper and lower ends are connected to the corner columns through corner fittings.

[0003] In a container frame of a Chinese patent (patent number: CN217416866U), the device includes relatively arranged end frames, the end frames include parallel and spaced corner posts, two end beams located between the two corner posts, and top corner fittings connecting the tops of the corner posts and the corresponding end beams; the top corner fittings include a corner fitting body and an extension portion arranged at the bottom of the corner fitting body, the extension portion is inclined downward in a direction away from the corner fitting body; the top of the corner post has a mating surface, the mating surface includes a plane portion and an inclined portion, the plane portion is used to connect with the corner fitting body, and the inclined portion is inclined inward from bottom to top , used to connect with the extension part, the corner piece is connected with the matching surface of the top of the corner post to realize the indentation of the corner post, the top of the end frame meets the width requirements of the standard parts of the lifting device, and can lift the tank container. The bottom of the end frame meets the requirements of stacking and storage. The corner posts are arranged vertically, and the corner posts of the same thickness and length and width are used. The corner posts have no weakened structure, which reduces the risk of damage to the corner posts, ensures the stability of the end frame, and has a strong bearing capacity. However, the frame of the existing container cannot adjust its own size according to the actual storage and transportation needs of the goods, resulting in a limited scope of application and inconvenience in use. Utility Model Content

[0004] The purpose of the present application is to address the shortcomings of the prior art and to design a container frame by combining a spacing adjustment mechanism, a rectangular frame, and a telescopic column assembly, so that the spacing between the two rectangular frames can be adjusted and the length of the telescopic column assembly can be adjusted to change the size of the device, thereby solving the problem that the current container frame cannot adjust its own size according to the actual storage and transportation needs of the goods, resulting in limited scope of application and inconvenience in use.

[0005] To achieve the above objectives, this application provides the following technical solutions:

[0006] A container frame comprises two rectangular frames symmetrically arranged in an upper and lower direction and four telescopic column assemblies, wherein the four telescopic column assemblies are respectively arranged between four corners of the two rectangular frames, the rectangular frames and the telescopic column assemblies are fixedly connected by corner bolts, and two symmetrically arranged spacing adjustment mechanisms are fixedly connected between the two sides of the two rectangular frames.

[0007] Preferably, the spacing adjustment mechanism includes an H-shaped shell, an outer side wall of the H-shaped shell is inserted and rotatably connected to a hand crank, one end of the hand crank extends into the H-shaped shell and is fixedly connected to a first bevel gear, the inner wall of the lateral end of the H-shaped shell is rotatably connected to two rotating rods through two first bearing sleeves, the ends of the two rotating rods that are close to each other are fixedly connected to a second bevel gear that meshes with the first bevel gear, and the end of the rotating rod that is away from the second bevel gear is fixedly connected to a third bevel gear, the inner walls of the two vertical ends of the H-shaped shell are rotatably connected to a bidirectional screw rod through a second bearing sleeve, a fourth bevel gear that meshes with the third bevel gear is fixedly connected to the bidirectional screw rod, the four ends of the two bidirectional screw rods are threadedly connected to threaded columns, the four threaded columns respectively pass through the four ends of the H-shaped shell and are respectively fixedly connected to the two rectangular frames.

[0008] Preferably, the telescopic column assembly comprises hollow columns respectively fixedly connected to two rectangular frames, inner walls of the two hollow columns are slidably connected with sliders, and an inner column is fixedly connected between the two sliders.

[0009] Preferably, the side wall of the hollow column is provided with positioning holes arranged at equal intervals from top to bottom, a positioning screw is inserted into one of the positioning holes, and the side wall of the sliding block is provided with a thread groove matching the positioning screw, and the positioning screw is threadedly connected to the thread groove.

[0010] Preferably, the adjacent ends of the two hollow columns are each provided with a through hole, and the two ends of the inner column are respectively arranged through the two through holes.

[0011] Preferably, an outer side wall at one end of the threaded column in the H-shaped shell is fixedly connected to a limiting ring.

[0012] Preferably, the outer side wall of the bidirectional screw rod is fixedly connected to the inner wall of the through hole of the fourth bevel gear by welding.

[0013] Preferably, the four end side walls of the H-shaped shell are each provided with a sliding hole, and the four threaded columns are respectively arranged through the four sliding holes.

[0014] Compared with the prior art, the beneficial effects of this application are:

[0015] 1. In the present application, a spacing adjustment mechanism, a rectangular frame and four telescopic column assemblies are arranged, and the hand crank is turned to drive the first bevel gear to rotate. Since the first bevel gear is respectively engaged with the two second bevel gears, the two rotating rods are driven to rotate. Since the two third bevel gears are respectively engaged with the two fourth bevel gears, the two bidirectional screw rods are driven to rotate synchronously. At this time, the two threaded columns are forced to move in opposite directions, and the two rectangular frames can be pushed to move in opposite directions to achieve spacing adjustment. The length of the telescopic column assembly is adjusted accordingly, thereby changing the size of the device, so that the size of the device can be adjusted according to the actual storage and transportation needs of the goods. It has a wide range of applications and is easy to use.

[0016] 2. In the present application, by setting positioning holes, positioning screws and threaded grooves, when it is necessary to adjust the spacing between the two rectangular frames, first unscrew the two positioning screws from the slider. At this time, the displacement of the slider is not restricted. When the spacing adjustment mechanism adjusts the spacing between the two rectangular frames, the hollow column slides on the inner column. After adjustment, the positioning screws are inserted into the positioning holes and screwed into the threaded grooves to lock the slider, which can make the support between the two rectangular frames more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure of this application;

[0018] Figure 2 It is a three-dimensional enlarged structural schematic diagram of the spacing adjustment mechanism in this application;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the spacing adjustment mechanism in this application;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the telescopic column assembly in this application.

[0021] Among them: 1. rectangular frame; 2. corner piece; 3. H-shaped shell; 4. hand crank; 5. first bevel gear; 6. rotating rod; 7. second bevel gear; 8. third bevel gear; 9. bidirectional screw; 10. fourth bevel gear; 11. threaded column; 12. hollow column; 13. slider; 14. inner column; 15. positioning hole; 16. positioning screw; 17. threaded groove; 18. limit ring; 19. first bearing sleeve; 20. second bearing sleeve. DETAILED DESCRIPTION

[0022] See also Figure 1-4A container frame comprises two rectangular frames 1 symmetrically arranged in an upper and lower direction and four telescopic column assemblies, wherein the four telescopic column assemblies are respectively arranged between the four corners of the two rectangular frames 1, the rectangular frames 1 and the telescopic column assemblies are fixedly connected with each other by corner pieces 2 bolts, and two symmetrically arranged spacing adjustment mechanisms are fixedly connected between the two sides of the two rectangular frames 1. The device is mainly used to adjust the spacing between the two rectangular frames 1 and the length of the telescopic column assemblies to adjust the size of the device.

[0023] As a preferred embodiment, the spacing adjustment mechanism includes an H-shaped shell 3, the outer wall of the H-shaped shell 3 is inserted and rotatably connected with a hand crank 4, one end of the hand crank 4 extends into the H-shaped shell 3 and is fixedly connected with a first bevel gear 5, the lateral end inner wall of the H-shaped shell 3 is rotatably connected to two rotating rods 6 through two first bearing sleeves 19, the ends of the two rotating rods 6 that are close to each other are fixedly connected to a second bevel gear 7 that is meshed with the first bevel gear 5, the end of the rotating rod 6 that is away from the second bevel gear 7 is fixedly connected to a third bevel gear 8, the two vertical end inner walls of the H-shaped shell 3 are rotatably connected to a bidirectional screw rod 9 through a second bearing sleeve 20, the bidirectional screw rod 9 is fixedly connected with a fourth bevel gear 10 that is meshed with the third bevel gear 8, the four ends of the two bidirectional screw rods 9 are threadedly connected with threaded columns 11, the four threaded columns 11 respectively pass through the four ends of the H-shaped shell 3 and are respectively fixedly connected to the two rectangular frames 1.

[0024] In this embodiment, when it is necessary to adjust the height of the device according to the size of the container, the hand crank 4 is rotated to drive the first bevel gear 5 to rotate. Since the first bevel gear 5 is respectively engaged with the two second bevel gears 7, the two rotating rods 6 are driven to rotate. Since the two third bevel gears 8 are respectively engaged with the two fourth bevel gears 10, the two bidirectional screw rods 9 are driven to rotate synchronously. Since the bidirectional screw rods 9 are respectively threadedly connected to the two threaded columns 11, at this time, the two threaded columns 11 are forced to move in opposite directions, and then the two rectangular frames 1 can be pushed to move in opposite directions to achieve spacing adjustment, thereby changing the size of the device so that the size can be adjusted according to the actual storage and transportation needs of the goods. It has a wide range of applications and is easy to use.

[0025] As a preferred method for the frame of a container, Figure 1 and Figure 4 As shown, the telescopic column assembly includes hollow columns 12 respectively fixedly connected to the two rectangular frames 1, the inner walls of the two hollow columns 12 are slidably connected with sliders 13, an inner column 14 is fixedly connected between the two sliders 13, and the hollow column 12 can slide and displace on the inner column 14, so that the length of the telescopic column assembly can be adjusted to adapt to the spacing adjustment of the two rectangular frames 1.

[0026] As a preferred method for the frame of a container, Figure 4As shown, the side wall of the hollow column 12 is provided with positioning holes 15 arranged at equal intervals from top to bottom, and a positioning screw 16 is inserted into one of the positioning holes 15. The side wall of the slider 13 is provided with a threaded groove 17 matched with the positioning screw 16. The positioning screw 16 is threadedly connected to the threaded groove 17. When it is necessary to adjust the spacing between the two rectangular frames 1, the two positioning screws 16 are first unscrewed from the slider 13. At this time, the displacement of the slider 13 is unrestricted. When the spacing adjustment mechanism adjusts the spacing between the two rectangular frames 1, the hollow column 12 slides on the inner column 14. After adjustment, the positioning screw 16 is inserted into the positioning hole 15 and screwed into the threaded groove 17 to lock the slider 13, so that the support between the two rectangular frames 1 can be more stable.

[0027] As a preferred mode of a container frame, as shown in the figure, two hollow columns 12 are provided with through holes at their adjacent ends, and the two ends of the inner column 14 are respectively arranged through the two through holes.

[0028] As a preferred method for the frame of a container, Figure 3 As shown, the outer side wall of one end of the threaded column 11 in the H-shaped shell 3 is fixedly connected to a limiting ring 18 to prevent the threaded column 11 from being separated from the H-shaped shell 3.

[0029] As a preferred method for the frame of a container, Figure 3 As shown, the outer wall of the bidirectional screw rod 9 and the inner wall of the through hole of the fourth bevel gear 10 are fixedly connected by welding, and the connection is firm.

[0030] As a preferred method for the frame of a container, Figure 3 As shown, the four side walls of the H-shaped shell 3 are each provided with sliding holes, and four threaded columns 11 are respectively arranged through the four sliding holes to facilitate the displacement of the threaded columns 11 .

Claims

1. A container frame, characterized in that: The invention comprises two rectangular frames (1) symmetrically arranged in an upper and lower direction and four telescopic column assemblies, wherein the four telescopic column assemblies are respectively arranged between four corners of the two rectangular frames (1), the rectangular frames (1) and the telescopic column assemblies are fixedly connected by corner pieces (2) with bolts, and two symmetrically arranged spacing adjustment mechanisms are fixedly connected between the two sides of the two rectangular frames (1).

2. A container frame according to claim 1, characterized in that: The spacing adjustment mechanism comprises an H-shaped shell (3), an outer wall of the H-shaped shell (3) is inserted with a hand crank (4) and is rotatably connected, one end of the hand crank (4) extends into the H-shaped shell (3) and is fixedly connected with a first bevel gear (5), the inner wall of the lateral end of the H-shaped shell (3) is rotatably connected with two rotating rods (6) through two first bearing sleeves (19), the adjacent ends of the two rotating rods (6) are fixedly connected with a second bevel gear (7) meshing with the first bevel gear (5), and the rotating rod (6) is away from the first bevel gear (5). One end of the second helical gear (7) is fixedly connected to a third helical gear (8); the inner walls of the two vertical ends of the H-shaped shell (3) are rotatably connected to a bidirectional screw rod (9) via a second bearing sleeve (20); a fourth helical gear (10) meshingly connected to the third helical gear (8) is fixedly connected to the bidirectional screw rod (9); the four ends of the two bidirectional screw rods (9) are threadedly connected to threaded columns (11); the four threaded columns (11) respectively pass through the four ends of the H-shaped shell (3) and are respectively fixedly connected to the two rectangular frames (1).

3. A container frame according to claim 1, characterized in that: The telescopic column assembly comprises a hollow column (12) fixedly connected to two rectangular frames (1) respectively, the inner walls of the two hollow columns (12) are slidably connected with a slider (13), and an inner column (14) is fixedly connected between the two sliders (13).

4. A container frame according to claim 3, characterized in that: The side wall of the hollow column (12) is provided with positioning holes (15) arranged at equal intervals from top to bottom, a positioning screw (16) is inserted into one of the positioning holes (15), and the side wall of the sliding block (13) is provided with a thread groove (17) matched with the positioning screw (16), and the positioning screw (16) is threadedly connected to the thread groove (17).

5. A container frame according to claim 3, characterized in that: The adjacent ends of the two hollow columns (12) are each provided with a through hole, and the two ends of the inner column (14) are respectively arranged through the two through holes.

6. A container frame according to claim 2, characterized in that: An outer side wall at one end of the threaded column (11) in the H-shaped shell (3) is fixedly connected to a limiting ring (18).

7. A container frame according to claim 2, characterized in that: The outer wall of the bidirectional screw rod (9) and the inner wall of the through hole of the fourth bevel gear (10) are fixedly connected by welding.

8. A container frame according to claim 2, characterized in that: The four end side walls of the H-shaped shell (3) are each provided with a sliding hole, and the four threaded columns (11) are respectively arranged through the four sliding holes.

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