Steel support structure with good adaptability

Abstract

The utility model provides a steel support structure with good adaptability, which relates to the technical field of support structures, and comprises a sleeve, one end of the sleeve is in sliding connection with an upper connecting rod, the other end of the sleeve is in sliding connection with a lower connecting rod, the inner part of the sleeve is in threaded connection with a first bolt, the inner part of the sleeve is in threaded connection with a second bolt, and the first bolt and the second bolt are in threaded connection. The device comprises a sleeve, an upper connecting rod, a lower connecting rod, a first bolt, a butt joint disc, a second bottom plate, a fourth bolt and a limiting block, one end of the upper connecting rod is fixedly connected with a first connecting block, the surface of the first connecting block is rotatably connected with a first fixing block, and the surface of the first fixing block is fixedly connected with a first bottom plate. The steel supporting structure is installed after being adjusted according to the size of the foundation pit, different steel supporting structures do not need to be selected to install the foundation pit, the installation process of the steel supporting structure is simplified, and therefore the adaptation effect of the steel supporting structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of support structures, in particular to a steel support structure with good adaptability. Background Art

[0002] When installing a steel support structure for a foundation pit, it is very important to adjust the steel support structure according to the size of the foundation pit, which can improve the adaptation effect of the steel support structure and simplify the installation process. The patent with publication number CN217500245U discloses a deep foundation pit steel support structure, including: a pair of embedded parts, which are arranged opposite to each other. The embedded part includes an embedded portion and a clamping groove fixed on the embedded portion; a steel support, with support end joints provided at both ends thereof. A clamping portion is provided at the end of the support end joint and is clamped in the clamping groove; a plurality of steel wedges, which are abutted and extended into the space between the side wall of the clamping groove and the clamping portion; a pair of fasteners, one fastener abuts on the steel wedges on the same support end joint, and the fastener is detachably connected to the clamping groove. The utility model has the beneficial effects of bearing axial tension and pressure and applying pre-axial force. However, it is not possible to adjust and install the steel support structure according to the size of the foundation pit. Different steel support structures need to be selected according to the size of the foundation pit, which makes the installation process of the steel support structure more complicated, thereby reducing the adaptation effect of the steel support structure and improvement is needed. Summary of the Utility Model

[0003] The purpose of the utility model is to solve the technical problems raised in the above background art.

[0004] The utility model adopts the following technical scheme: a steel support structure with good adaptability, including a sleeve. One end of the sleeve is slidably connected with an upper connecting rod, and the other end of the sleeve is slidably connected with a lower connecting rod. A first bolt is threadedly connected inside the sleeve, and a second bolt is threadedly connected inside the sleeve. One end of the upper connecting rod is fixedly connected with a first connecting block. A first fixing block is rotatably connected to the surface of the first connecting block. A first bottom plate is fixedly connected to the surface of the first fixing block. A third bolt is threadedly connected inside the first bottom plate. One end of the lower connecting rod is fixedly connected with a second connecting block. A second fixing block is rotatably connected to the surface of the second connecting block. A docking plate is rotatably connected to the outer surface of the second fixing block. A second bottom plate is fixedly connected to the surface of the second fixing block. A fourth bolt is threadedly connected inside the second bottom plate. A limiting block is fixedly connected to the surface of the docking plate. A fifth bolt is threadedly connected inside the limiting block. A second limiting hole is opened on the outer surface of the second fixing block. First limiting holes are opened at both ends of the sleeve. A lower connecting hole is opened on the surface of the lower connecting rod, and an upper connecting hole is opened on the surface of the upper connecting rod.

[0005] Preferably, a third fixing block is fixedly connected to the outer surface of the sleeve. A connecting rod is rotatably connected to the inner surface of the third fixing block. A fourth fixing block is rotatably connected to the surface of the connecting rod. A third bottom plate is fixedly connected to the surface of the fourth fixing block. A sixth bolt is threadedly connected to the inside of the third bottom plate. The inner surfaces of the third bottom plate and the connecting plate are in mutual contact. Here, the third bottom plate is fixed by threadedly connecting the sixth bolt to the foundation pit.

[0006] Preferably, the docking plate is fixedly connected to the second connecting block. The fifth bolt is threadedly connected to the second limiting hole. Here, the docking plate is fixed by threadedly connecting the fifth bolt to the second limiting hole.

[0007] Preferably, the first bolt is threadedly connected to the upper connection hole, and the second bolt is threadedly connected to the lower connection hole. Here, the upper connecting rod, the lower connecting rod and the sleeve are connected.

[0008] Preferably, a docking hole is provided on the surface of the connecting plate, a docking groove is provided at the top end of the third bottom plate, an installation groove is provided on the outer surface of the third bottom plate, an installation bolt is threadedly connected to the surface of the docking hole, and an installation block is fixedly connected to the inner surface of the connecting plate. Here, different steel support structure units are connected by connecting the third bottom plate and the connecting plate.

[0009] Preferably, the installation bolt is threadedly connected to the docking groove. Here, the third bottom plate and the connecting block are connected and fixed.

[0010] Preferably, the installation block is located in the installation groove. Here, relative sliding does not occur between the connecting plate and the third bottom plate.

[0011] Compared with the prior art, the advantages and positive effects of the present utility model are as follows:

[0012] 1. In the present utility model, by providing a sleeve, an upper connecting rod, a lower connecting rod, a first bolt, a first fixing block, a docking plate, a second bottom plate, a fourth bolt, and a limiting block, the installation of the steel support structure can be adjusted according to the size of the foundation pit and then installed. There is no need to select different steel support structures for the installation of the foundation pit, which simplifies the installation process of the steel support structure and thus improves the adaptation effect of the steel support structure.

[0013] 2. In the present utility model, by providing a third bottom plate, a connecting plate, an installation block, an installation groove, an installation bolt, a docking hole, and a docking groove, the convenient connection of multiple steel support structure units is realized. By threadedly connecting the sixth bolt to the inside of the third bottom plate and the connecting plate, multiple steel support structure units are connected, which not only strengthens the steel support structure but also improves the adaptation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Schematic diagram of a steel support structure with good adaptability proposed by the present utility model;

[0015] Figure 2 Exploded view of a steel support structure with good adaptability proposed by the present utility model;

[0016] Figure 3 Rear exploded view of a steel support structure with good adaptability proposed by the present utility model;

[0017] Figure 4 A steel support structure with good adaptability proposed by the present utility model Figure 2 Enlarged view of part A in;

[0018] Figure 5 A steel support structure with good adaptability proposed by the present utility model Figure 2 Enlarged view of part B in;

[0019] Figure 6 A steel support structure with good adaptability proposed by the present utility model Figure 2 Enlarged view of part C in;

[0020] Figure 7 A steel support structure with good adaptability proposed by the present utility model Figure 3 Enlarged view of part D in.

[0021] Legend description:

[0022] 1. Sleeve; 2. Upper connecting rod; 3. Lower connecting rod; 4. First bolt; 5. Second bolt; 6. First connecting block; 7. First fixing block; 8. First bottom plate; 9. Third bolt; 10. Second connecting block; 11. Second fixing block; 12. Docking plate; 13. Second bottom plate; 14. Fourth bolt; 15. Limiting block; 16. Fifth bolt; 17. First limiting hole; 18. Lower connecting hole; 19. Upper connecting hole; 20. Third fixing block; 21. Connecting rod; 22. Fourth fixing block; 23. Third bottom plate; 24. Connecting plate; 25. Installation block; 26. Installation groove; 27. Installation bolt; 28. Sixth bolt; 29. Docking hole; 30. Docking groove; 31. Second limiting hole. Detailed implementation manners

[0023] In order to more clearly understand the above objects, features and advantages of the present utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

[0024] In the following description, many specific details are set forth in order to provide a thorough understanding of the present utility model. However, the present utility model may be practiced in other ways different from those described herein. Therefore, the present utility model is not limited by the limitations of the specific embodiments disclosed in the following specification.

[0025] Embodiment 1

[0026] Please refer to Figures 1-5 , the present utility model provides a technical solution: a steel support structure with good adaptability, including a sleeve 1. One end of the sleeve 1 is slidably connected with an upper connecting rod 2 to install the first connecting block 6. The other end of the sleeve 1 is slidably connected with a lower connecting rod 3 to install the second connecting block 10. A first bolt 4 is threadedly connected inside the sleeve 1 to fix the sleeve 1 and the upper connecting rod 2. A second bolt 5 is threadedly connected inside the sleeve 1 to fix the sleeve 1 and the lower connecting rod 3. One end of the upper connecting rod 2 is fixedly connected with a first connecting block 6 to enable the upper connecting rod 2 to rotate. The surface of the first connecting block 6 is rotatably connected with a first fixing block 7 to install the first connecting block 6. The surface of the first fixing block 7 is fixedly connected with a first bottom plate 8 to install the first fixing block 7. A third bolt 9 is threadedly connected inside the first bottom plate 8 to fix the first bottom plate 8. One end of the lower connecting rod 3 is fixedly connected with a second connecting block 10 to enable the lower connecting rod 3 to rotate. The surface of the second connecting block 10 is rotatably connected with a second fixing block 11 to install the second connecting block 10. The outer surface of the second fixing block 11 is rotatably connected with a docking plate 12 to install the limiting block 15. The surface of the second fixing block 11 is fixedly connected with a second bottom plate 13 to install the second fixing block 11. A fourth bolt 14 is threadedly connected inside the second bottom plate 13 to fix the second bottom plate 13. The surface of the docking plate 12 is fixedly connected with a limiting block 15. The second connecting block 10 and the lower connecting rod 3 are fixed by threadedly connecting a fifth bolt 16 with a second limiting hole 31. A fifth bolt 16 is threadedly connected inside the limiting block 15 to fix the limiting block 15. A second limiting hole 31 is provided on the outer surface of the second fixing block 11 to install the fifth bolt 16. First limiting holes 17 are provided at both ends of the sleeve 1 to install the second bolt 5. A lower connecting hole 18 is provided on the surface of the lower connecting rod 3 to fix the upper connecting rod 2. An upper connecting hole 19 is provided on the surface of the upper connecting rod 2 to fix the lower connecting rod 3.

[0027] Embodiment 2

[0028] Please refer to Figure 1 , 2, 3, 6, 7. Docking holes 29 are formed on the surface of the connecting plate 24 for installing the mounting bolts 27. Docking grooves 30 are formed at the top of the third base plate 23. The connecting plate 24 is fixed by being threadedly connected with the mounting bolts 27. Mounting grooves 26 are formed on the outer surface of the third base plate 23 for inserting the mounting blocks 25. The mounting bolts 27 are threadedly connected to the surface of the docking holes 29 to connect the connecting plate 24 and the third base plate 23. The mounting blocks 25 are fixedly connected to the inner surface of the connecting plate 24. The third base plate 23 and the connecting plate 24 are connected by inserting the mounting blocks 25 into the mounting grooves 26.

[0029] Working principle: First, adjust the steel support structure according to the size of the foundation pit. Slide the upper connecting rod 2 and the lower connecting rod 3 respectively. After determining the positions, thread the first bolt 4 into the first limiting hole 17 and the upper connecting hole 19 at the top to fix the upper connecting rod 2. Thread the second bolt 5 into the first limiting hole 17 and the lower connecting hole 18 at the bottom to fix the lower connecting rod 3. Rotate the second connecting block 10. After adjusting the angle, thread the fifth bolt 16 into the second limiting hole 31 to fix the docking plate 12 and the second connecting block 10. Then thread the fourth bolt 14 into the foundation pit to fix the second base plate 13. Thread the third bolt 9 into the foundation pit to fix the first base plate 8. Similarly, rotate the connecting rod 21. After adjusting the angle, thread the sixth bolt 28 into the foundation pit to fix the third base plate 23. Complete the adjustment and installation of the steel support structure. Insert the mounting block 25 along the mounting groove 26 to connect the third base plate 23 and the connecting plate 24. Thread the mounting bolt 27 into the docking groove 30 to fix the third base plate 23 and the connecting plate 24. Complete the convenient installation of multiple steel support structures.

[0030] The above is only a preferred embodiment of the present invention, and it is not a limitation to the present invention in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes and apply them to other fields. However, as long as it does not depart from the technical content of the technical solution of the present invention, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims

1. A steel support structure with good adaptability, comprising a sleeve (1), characterized in that: One end of the sleeve (1) is slidably connected to an upper connecting rod (2), and the other end of the sleeve (1) is slidably connected to a lower connecting rod (3). The internal thread of the sleeve (1) is connected to a No. 1 bolt (4), and the internal thread of the sleeve (1) is connected to a No. 2 bolt (5). One end of the upper connecting rod (2) is fixedly connected to a No. 1 connecting block (6), and the surface of the No. 1 connecting block (6) is rotatably connected to a No. 1 fixing block (7). The surface of the No. 1 fixing block (7) is fixedly connected to a No. 1 bottom plate (8), and the internal thread of the No. 1 bottom plate (8) is connected to a No. 3 bolt (9). One end of the lower connecting rod (3) is fixedly connected to a No. 2 connecting block (10), and the surface of the No. 2 connecting block (10) is rotatably connected to a No. 2 fixing block (7). A No. 1 fixing block (11) is provided on the outer surface of the No. 2 fixing block (11), the outer surface of the No. 2 fixing block (11) is rotatably connected to a docking plate (12), the surface of the No. 2 fixing block (11) is fixedly connected to a No. 2 bottom plate (13), the inner thread of the No. 2 bottom plate (13) is connected to a No. 4 bolt (14), the surface of the docking plate (12) is fixedly connected to a limiting block (15), the inner thread of the limiting block (15) is connected to a No. 5 bolt (16), the outer surface of the No. 2 fixing block (11) is provided with a No. 2 limiting hole (31), both ends of the sleeve (1) are provided with a No. 1 limiting hole (17), the surface of the lower connecting rod (3) is provided with a lower connecting hole (18), and the surface of the upper connecting rod (2) is provided with an upper connecting hole (19).

2. The adaptable steel support structure according to claim 1, characterized in that: The outer surface of the sleeve (1) is fixedly connected to a No. 3 fixing block (20), the inner surface of the No. 3 fixing block (20) is rotatably connected to a connecting rod (21), the surface of the connecting rod (21) is rotatably connected to a No. 4 fixing block (22), the surface of the No. 4 fixing block (22) is fixedly connected to a No. 3 bottom plate (23), the inner surface of the No. 3 bottom plate (23) is threadedly connected to a No. 6 bolt (28), and the No. 3 bottom plate (23) and the inner surface of the connecting plate (24) are in contact with each other.

3. The adaptable steel support structure according to claim 1, characterized in that: The docking plate (12) is fixedly connected to the No. 2 connection block (10), and the No. 5 bolt (16) is threadedly connected to the No. 2 limiting hole (31).

4. The adaptable steel support structure according to claim 1, characterized in that: The No. 1 bolt (4) is threadedly connected to the upper connection hole (19), and the No. 2 bolt (5) is threadedly connected to the lower connection hole (18).

5. The adaptable steel support structure according to claim 2, characterized in that: A docking hole (29) is provided on the surface of the connecting plate (24), a docking groove (30) is provided on the top of the third bottom plate (23), a mounting groove (26) is provided on the outer surface of the third bottom plate (23), a mounting bolt (27) is threadedly connected to the surface of the docking hole (29), and a mounting block (25) is fixedly connected to the inner surface of the connecting plate (24).

6. The adaptable steel support structure according to claim 5, characterized in that: The mounting bolt (27) is threadedly connected to the docking groove (30).

7. The adaptable steel support structure according to claim 5, characterized in that: The mounting block (25) is located in the mounting groove (26).

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