Corrosion-resistant high-strength square tube

Abstract

The corrosion-resistant high-strength square tube comprises a square tube body, a circular truncated cone is arranged in the square tube body, four telescopic plates are arranged on the side wall of the circular truncated cone in the circumferential direction in a sliding mode, four telescopic grooves corresponding to the telescopic plates are formed in the side wall of the circular truncated cone in the circumferential direction, and the four telescopic plates are all arranged in the telescopic grooves in a sliding mode through sliding blocks. A push-out mechanism corresponding to the telescopic plate is arranged in each telescopic groove, a supporting plate is fixedly connected to the end, away from the circular truncated cone, of each telescopic plate, and an anti-corrosion coating is further arranged on the outer wall of the square pipe. The anti-corrosion square tube has a good anti-corrosion effect, and can provide support for various square tubes with different sizes and models from the inside, so that the strength of the square tubes is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of novel high-strength square tubes, in particular to a corrosion-resistant high-strength square tube. Background Art

[0002] Square tube is a name for square tube and rectangular tube, that is, steel tube with equal and unequal side lengths, which is made by rolling steel strips through processing. Generally, the steel strips are unpacked, flattened, curled, and welded to form round tubes, which are then rolled into square tubes and then cut into required lengths to obtain square tubes. In the prior art, the strength of traditional square tubes is often limited due to the fixed thickness of the tube wall, and they are also easily corroded due to the use of steel. For this reason, we propose a corrosion-resistant high-strength square tube to solve the above problems. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art, such as the limitation of strength of the traditional square tube and the easy corrosion, and proposes a corrosion-resistant high-strength square tube.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A corrosion-resistant high-strength square tube comprises a square tube, a truncated cone is arranged inside the square tube, four telescopic plates are circumferentially slidably arranged on the side wall of the truncated cone, four telescopic grooves corresponding to the telescopic plates are circumferentially opened on the side wall of the truncated cone, the four telescopic plates are slidably arranged in the telescopic grooves through sliders, each of the telescopic grooves is provided with a pushing mechanism corresponding to the telescopic plate, and a support plate is fixedly connected to the end of each telescopic plate away from the truncated cone, and an anti-corrosion coating is also provided on the outer wall of the square tube.

[0006] Preferably, the ejection mechanism includes four threaded rods, and the four threaded rods are rotatably arranged on a truncated table, and the four threaded rods are respectively rotatably arranged to penetrate the side walls of four telescopic grooves, and the side wall of the truncated table is provided with four threaded through holes corresponding to the threaded rods, and the side wall of one end of each telescopic plate close to the threaded rod is inclined, and the four threaded rods are arranged close to the inclined wall of the telescopic plate, and each threaded rod is provided with a corresponding rotation mechanism.

[0007] Preferably, the rotating mechanism includes four sleeve rods, each of the threaded rods is fixedly connected to an end away from the telescopic slot with a connecting head, one end of each sleeve rod is provided with a connecting groove corresponding to the connecting head, and each connecting groove is provided with a connecting mechanism corresponding to the connecting head.

[0008] Preferably, the connecting mechanism includes four card blocks, each of the side walls of the connecting groove is provided with a side groove corresponding to the card block, the four card blocks are slidably arranged in the four side grooves respectively, and each of the card blocks is connected to the inner wall of the side groove through a spring, each of the side walls of the connecting head is provided with a card groove corresponding to the card block, and each of the card blocks is provided with a corresponding toggle mechanism.

[0009] Preferably, the toggle mechanism includes four toggle rods, which are respectively fixed on the side walls of the four blocks, and the four toggle rods are slidably penetrated through the side walls of the sleeve rod, and each sleeve rod is provided with a strip-shaped sliding opening corresponding to the toggle rod.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: by providing an anti-corrosion coating, the anti-corrosion effect of the square tube is improved; by the cooperation between the threaded rod and the telescopic plate, it is achieved that by rotating each threaded rod, each telescopic plate can be driven out, thereby achieving the support of the support plate to the side walls of the square tube, thereby greatly improving the strength of the square tube; by the cooperation between the clamping block and the clamping groove, the connection between the threaded rod and the sleeve rod is achieved; rotating the sleeve rod can drive the threaded rod to rotate, so that the threaded rod can be rotated when the round table is inside the square tube; by providing a lever, the clamping block is controlled; by pushing the lever, the clamping block can be driven to slide out of the clamping groove, thereby releasing the connection between the connecting head and the sleeve rod, making it convenient to remove the sleeve rod after one supporting device is supported, so as to facilitate the installation of another supporting device, thereby achieving the overall support of the square tube and comprehensively improving the strength of the square tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a three-dimensional structural schematic diagram of a corrosion-resistant high-strength square tube proposed by the utility model;

[0012] Figure 2 This is a schematic diagram of the top view structure of a corrosion-resistant high-strength square tube proposed by the utility model;

[0013] Figure 3 It is a schematic diagram of the side structure of the telescopic plate;

[0014] Figure 4 for Figure 3 Schematic diagram of the structure at A in the middle.

[0015] In the figure: 1 square tube, 2 round table, 3 telescopic plate, 4 support plate, 5 connector, 6 sleeve rod, 7 threaded rod, 8 telescopic slot, 9 slider, 10 anti-corrosion coating, 11 connecting slot, 12 side slot, 13 clamping block, 14 spring, 15 lever. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0017] Reference Figure 1-Figure 4 A corrosion-resistant high-strength square tube comprises a square tube 1, a truncated table 2 is arranged inside the square tube 1, four telescopic plates 3 are slidably arranged on the side wall of the truncated table 2 in a circumferential direction, four telescopic grooves 8 corresponding to the telescopic plates 3 are opened in a circumferential direction on the side wall of the truncated table 2, the four telescopic plates 3 are slidably arranged in the telescopic grooves 8 through sliders 9, each telescopic groove 8 is provided with a push-out mechanism corresponding to the telescopic plate 3, the push-out mechanism comprises four threaded rods 7, the four threaded rods 7 are rotatably arranged on the truncated table 2, and the four threaded rods 7 are respectively rotated to penetrate the side walls of the four telescopic grooves 8, the side wall of the truncated table 2 is provided with four threaded through holes corresponding to the threaded rods 7, and the side wall of each telescopic plate 3 close to the threaded rod 7 is The four threaded rods 7 are arranged in an inclined manner, and are arranged close to the inclined wall of the telescopic plate 3. Each threaded rod 7 is provided with a corresponding rotating mechanism, and the rotating mechanism includes four sleeve rods 6. One end of each threaded rod 7 away from the telescopic groove 8 is fixedly connected with a connecting head 5. One end of each sleeve rod 6 is provided with a connecting groove 11 corresponding to the connecting head 5. Each connecting groove 11 is provided with a connecting mechanism corresponding to the connecting head 5. The connecting mechanism includes four clamping blocks 13. The side wall of each connecting groove 11 is provided with a side groove 12 corresponding to the clamping block 13. The four clamping blocks 13 are respectively slidably arranged in the four side grooves 12, and each clamping block 13 is connected to the inner wall of the side groove 12 through a spring 14. A slot corresponding to the block 13 is provided on the side wall of each connector 5, and a toggle mechanism corresponding thereto is provided on each block 13. The toggle mechanism includes four toggle rods 15, which are fixedly arranged on the side walls of the four blocks 13, respectively, and the four toggle rods 15 are slidably penetrated through the side wall of the sleeve rod 6, and a strip-shaped sliding opening corresponding to the toggle rod 15 is provided on each sleeve rod 6. A support plate 4 is fixedly connected to one end of each telescopic plate 3 away from the truncated table 2. An anti-corrosion coating 10 is also provided on the outer wall of the square tube 1. By providing the anti-corrosion coating 10, the anti-corrosion effect of the square tube 1 is improved. By cooperating with the threaded rod 7 and the telescopic plate 3, it is realized that each threaded rod 7 is rotated. It can drive each telescopic plate 3 to be pushed out, so as to realize the support of the support plate 4 on the side walls of the square tube 1, thereby greatly improving the strength of the square tube 1. Through the cooperation of the clamping block 13 and the clamping groove, the connection between the threaded rod 7 and the sleeve rod 6 is realized. The sleeve rod 6 can be rotated to drive the threaded rod 7 to rotate, so that the round table 2 can also rotate the threaded rod 7 when it is inside the square tube 1. By setting the lever 15, the control of the clamping block 13 is realized. The clamping block 13 can be driven to slide out of the clamping groove by toggling the lever 15, so as to release the connection between the connecting head 5 and the sleeve rod 6, so as to facilitate the removal of the sleeve rod 6 after one supporting device is supported, so as to facilitate the installation of another supporting device, thereby realizing the overall support of the square tube 1 and comprehensively improving the strength of the square tube 1.

[0018] In the utility model, when the square tube 1 is in use, the truncated table 2 is put into the square tube 1, and the truncated table 2 is pushed to the position where the strength of the square tube 1 needs to be increased by the sleeve rod 6. The sleeve rods 6 are rotated in turn to drive the threaded rods 7 to rotate, thereby pushing out the telescopic plates 3, so that the support plates 4 are pressed against the side walls of the square tube 1 in turn, which can adapt to different types of square tubes 1 and improve the strength of the square tube 1. After the support plates 4 are tightened, the lever 15 is pushed to drive the card block 13 to slide out of the card slot, thereby releasing the connection between the connector 5 and the sleeve rod 6, and the sleeve rod 6 can be removed to facilitate the installation of another supporting device at a subsequent position, thereby ensuring the overall improvement of the strength of the square tube 1.

[0019] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A corrosion-resistant high-strength square tube, comprising a square tube (1), characterized in that: A truncated table (2) is arranged inside the square tube (1), four telescopic plates (3) are slidably arranged on the side wall of the truncated table (2) in a circumferential direction, four telescopic grooves (8) corresponding to the telescopic plates (3) are opened circumferentially on the side wall of the truncated table (2), the four telescopic plates (3) are slidably arranged in the telescopic grooves (8) through sliders (9), each of the telescopic grooves (8) is provided with a pushing mechanism corresponding to the telescopic plate (3), and a support plate (4) is fixedly connected to one end of each telescopic plate (3) away from the truncated table (2), and an anti-corrosion coating (10) is also provided on the outer wall of the square tube (1).

2. The corrosion-resistant high-strength square tube according to claim 1, characterized in that: The ejection mechanism comprises four threaded rods (7), the four threaded rods (7) are all rotatably arranged on the truncated table (2), and the four threaded rods (7) are respectively rotatably arranged to penetrate the side walls of four telescopic slots (8), the side wall of the truncated table (2) is provided with four threaded through holes corresponding to the threaded rods (7), the side wall of one end of each telescopic plate (3) close to the threaded rod (7) is inclined, the four threaded rods (7) are closely arranged on the inclined wall of the telescopic plate (3), and each threaded rod (7) is provided with a corresponding rotation mechanism.

3. The corrosion-resistant high-strength square tube according to claim 2, characterized in that: The rotating mechanism comprises four sleeve rods (6), one end of each threaded rod (7) away from the telescopic slot (8) is fixedly connected to a connecting head (5), one end of each sleeve rod (6) is provided with a connecting slot (11) corresponding to the connecting head (5), and each connecting slot (11) is provided with a connecting mechanism corresponding to the connecting head (5).

4. The corrosion-resistant high-strength square tube according to claim 3, characterized in that: The connecting mechanism comprises four clamping blocks (13); a side groove (12) corresponding to the clamping block (13) is provided on the side wall of each connecting groove (11); the four clamping blocks (13) are respectively slidably arranged in the four side grooves (12); each clamping block (13) is connected to the inner wall of the side groove (12) via a spring (14); a clamping groove corresponding to the clamping block (13) is provided on the side wall of each connecting head (5); and each clamping block (13) is provided with a corresponding toggle mechanism.

5. The corrosion-resistant high-strength square tube according to claim 4, characterized in that: The toggle mechanism comprises four toggle rods (15), the four toggle rods (15) are respectively fixedly arranged on the side walls of the four clamping blocks (13), and the four toggle rods (15) are all slidably arranged to penetrate the side walls of the sleeve rod (6), and each sleeve rod (6) is provided with a strip-shaped sliding opening corresponding to the toggle rod (15).

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