Reinforcing steel bar fixing device for reinforcing steel bar bundle installation

Abstract

The utility model provides a reinforcing steel bar fixing device for installing reinforcing steel bars in bundles, which belongs to the field of reinforcing steel bar fixing devices and comprises a bundle penetrating head, a positioning guide pipe and bundle penetrating reinforcing steel bars, the bundle penetrating head and the positioning guide pipe are respectively arranged at two ends of a plurality of bundle penetrating reinforcing steel bars, and two positioning handles are rotatably connected to the outer side of the bundle penetrating head. A positioning spring is arranged between the two positioning handles, one end of the positioning guide pipe is connected with a positioning plate, and a plurality of positioning holes are formed in the positioning plate. The reinforcing steel bar fixing device is simple in structure, a plurality of reinforcing steel bars are installed in a bundled mode through the bundle penetrating head and the positioning guide pipe, supporting is stable, connection is firm, the bundle penetrating reinforcing steel bars are not prone to moving and easy to position, and the positioning precision and the installation efficiency are high; and after strand pulling is completed, the device can be conveniently detached and recycled, waste is avoided, and the construction cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of steel bar fixing devices, in particular to a steel bar fixing device for installing steel bars in bundles. Background Art

[0002] In construction projects, cast-in-place reinforced concrete structures are dominant, with the characteristics of simple construction, mature technology, and good integrity. Among them, reinforced concrete columns play a key role in structural safety. At present, the installation of steel bars in reinforced concrete columns is mainly done by workers inserting them one by one, and after the bundle is inserted, they are manually positioned horizontally to complete the binding or welding operations. This method of installing steel bars in reinforced concrete columns is widely used. However, practice shows that the existing method of installing steel bars in reinforced concrete columns has the following problems:

[0003] Large diameter steel bars are heavy, and manual threading cannot solve the problem of threading multiple bars together. The steel bars in front are easily blocked, and the steel bars are difficult to locate, with poor positioning accuracy. In addition, multiple workers are required to work together to thread the steel bars, resulting in low installation accuracy, low work efficiency, and difficult to ensure construction quality. Therefore, a steel bar fixing device for steel bar bundle installation is needed. Utility Model Content

[0004] The purpose of the utility model is to provide a steel bar fixing device for installing steel bars in bundles, so as to solve the technical problem of low installation efficiency of existing steel bars. The steel bar fixing device provided by the utility model can install steel bars in bundles, accurately position them, and has high installation accuracy and high installation efficiency.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A steel bar fixing device for installing steel bars in bundles, comprising a bundle threading head, a positioning guide tube and bundle threading steel bars, wherein the bundle threading head and the positioning guide tube are respectively arranged at the two ends of a plurality of bundle threading steel bars, the outer side of the bundle threading head is rotatably connected to two positioning handles, a positioning spring is arranged between the two positioning handles, one end of the positioning guide tube is connected to a positioning plate, and a plurality of positioning holes are arranged on the positioning plate.

[0007] Furthermore, the bundle threading head includes a bundle threading guide tube and a bundle threading guide head, two positioning handles are rotatably connected to the outer side wall of the upper end of the bundle threading guide tube, and the lower end of the bundle threading guide tube is threadedly connected to the upper end of the bundle threading guide head.

[0008] Furthermore, a second thread is provided on the inner side of the lower end of the bundle guide tube, and the bundle guide tube includes a main pipe wall, a converter and a splicing block, the two sides of the main pipe wall are respectively connected to one side of the converter and the splicing block, and the other side of the converter is connected to the other side of the splicing block.

[0009] Further, the main pipe wall is configured as an arc plate structure, a first groove is configured on the left side of the main pipe wall, a second groove is configured on the right side of the main pipe wall, and axial holes are respectively configured on the left and right sides of the main pipe wall.

[0010] Further, the adapter body is configured as an arc-shaped plate structure, a third groove is configured on the left side of the adapter body, an axial hole is configured on the left side of the adapter body, and a first mounting ring is configured on the right side of the adapter body.

[0011] Furthermore, the splicing block is configured as an arc-shaped plate structure, a second mounting ring is disposed on the left side of the splicing block, and a third mounting ring is disposed on the right side of the splicing block.

[0012] Furthermore, the first groove of the main pipe wall is connected to the third mounting ring of the splicing block through a first pin, and the first pin is arranged in the axial hole on the left side of the main pipe wall, and the second groove of the main pipe wall is connected to the first mounting ring of the adapter body through a second pin, and the second pin is arranged in the axial hole on the right side of the main pipe wall.

[0013] Furthermore, the third groove of the adapter body is connected to the second mounting ring of the splicing block via a third latch, and the third latch is disposed in the axial hole on the left side of the adapter body.

[0014] Furthermore, the beam-through guide head is configured as a conical structure, a first thread is provided on the outer side of the upper end of the beam-through guide head, a beam-through guide tip is provided on the lower end of the beam-through guide head, a wear-resistant metal layer is provided on the outer side of the beam-through guide tip, and beam-through guide holes are provided on both sides of the beam-through guide head.

[0015] Furthermore, the structure of the positioning guide tube is the same as that of the bundle-threading guide tube, a thread is provided on the inner side of the upper end of the positioning guide tube, and the positioning guide tube is threadedly connected to the positioning plate.

[0016] The utility model has the following beneficial effects due to the adoption of the above technical solution:

[0017] 1. The steel bar fixing device of the utility model is provided with two handles on the bundle-threading guide tube. One end of the bundle-threading steel bar is inserted into the bundle-threading guide tube. The handle is tightened under the action of the positioning spring to play a closing role, so as to position the bundle-threading steel bar and prevent the bundle-threading steel bar from falling off from the bundle-threading guide tube.

[0018] 2. The steel bar fixing device of the utility model positions the other end of the through-bundle steel bar by providing a positioning guide tube, thereby improving the positioning accuracy of the through-bundle steel bar and preventing the through-bundle steel bar from moving.

[0019] 3. The steel bar fixing device of the utility model forms a guide propulsion under the action of rear thrust by setting a conical bundle-threading guide head, which is convenient for guiding the insertion and installation of the bundle-threading steel bars and improves the construction speed. After the bundle is threaded, the staff will tie or weld the steel bars in sequence from the front of the bundle-threading head to ensure the accurate positioning of the horizontal spacing of the steel bars.

[0020] 4. The steel bar fixing device of the utility model has a simple structure. By setting a bundle threading head and a positioning guide tube, multiple steel bars can be installed in bundles. The support is stable and the connection is firm. The bundled steel bars are not easy to move and are easy to position. The positioning accuracy and installation efficiency are high. After the bundle threading is completed, it is easy to disassemble it for recycling, avoiding waste and saving construction costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a cross-sectional view of the steel bar fixing device of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the utility model threading head;

[0023] Figure 3 This is a structural schematic diagram of the bundle-threading guide tube of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the beam threading guide head of the utility model;

[0025] Figure 5 This is a structural schematic diagram of the positioning guide tube of the utility model;

[0026] In the accompanying drawings, 1-bundle threading head, 2-positioning guide tube, 3-bundle threading steel bar, 4-positioning handle, 5-positioning spring, 6-positioning plate, 7-positioning hole, 8-bundle threading guide tube, 9-bundle threading guide head, 10-bundle threading guide tip, 11-wear-resistant metal layer, 12-bundle threading guide hole, 13-first thread, 14-main pipe wall, 141-first groove, 142-second groove, 143-second thread, 15-adapter, 151-third groove, 152-first mounting ring, 16-joining block, 161-second mounting ring, 162-third mounting ring, 17-first pin, 18-second pin, 19-third pin, 20-axial hole. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail with reference to the accompanying drawings and preferred embodiments. However, it should be noted that many details listed in the specification are only for the purpose of enabling readers to have a thorough understanding of one or more aspects of the utility model, and these aspects of the utility model can be realized even without these specific details.

[0028] like Figure 1-5 As shown, a steel bar fixing device for installing steel bars in bundles comprises a bundle insertion head 1, a positioning guide tube 2 and bundle insertion steel bars 3. The bundle insertion head 1 and the positioning guide tube 2 are respectively arranged at the two ends of a plurality of bundle insertion steel bars 3, and are respectively used to fix the two ends of the bundle insertion steel bars 3, so that a plurality of bundle insertion steel bars 3 can be installed in bundles. The outer side of the bundle insertion head 1 is rotatably connected to two positioning handles 4, a positioning spring 5 is arranged between the two positioning handles 4, and one end of the positioning guide tube 2 is connected to a positioning plate 6, and a plurality of positioning holes 7 are arranged on the positioning plate 6. The steel bar fixing device of the utility model has a simple structure, and a plurality of steel bars can be installed in bundles by arranging the bundle insertion head 1 and the positioning guide tube 2. The support is stable, the connection is firm, the bundle insertion steel bars are not easy to move, and are easy to position. The positioning accuracy and installation efficiency are high.

[0029] like Figure 2 As shown, the bundle threading head 1 includes a bundle threading guide tube 8 and a bundle threading guide head 9, and two positioning handles 4 are rotatably connected to the outer side wall of the upper end of the bundle threading guide tube 8. When the bundle threading steel bars 3 penetrate into the bundle threading guide tube 8, the positioning springs 5 ​​on the positioning handles 4 are stretched outward. After the bundle threading steel bars 3 are penetrated deeply, the handles 4 are tightened under the action of the positioning springs 5, which plays a closing role, positioning the bundle threading steel bars 3 to prevent the bundle threading steel bars 3 from falling off from the bundle threading guide tube 8. The lower end of the bundle threading guide tube 8 is threadedly connected to the upper end of the bundle threading guide head 9, which is convenient for the disassembly and assembly of the bundle threading guide tube 8 and the bundle threading guide head 9.

[0030] like Figure 3As shown, the inner side of the lower end of the bundle guide tube 8 is provided with a second thread 143, and the bundle guide tube 8 includes a main pipe wall 14, an adapter 15 and a splicing block 16. The two sides of the main pipe wall 14 are respectively connected to the adapter 15 and one side of the splicing block 16, and the other side of the adapter 15 is connected to the other side of the splicing block 16. The main pipe wall 14 is set as an arc plate structure, the left side of the main pipe wall 14 is provided with a first groove 141, the right side of the main pipe wall 14 is provided with a second groove 142, and the left and right sides of the main pipe wall 14 are respectively provided with axial holes 20. The adapter 15 is set as an arc plate structure, the left side of the adapter 15 is provided with a third groove 151, the left side of the adapter 15 is provided with an axial hole 20, and the right side of the adapter 15 is provided with a first mounting ring 152. The splicing block 16 is set as an arc plate structure, the left side of the splicing block 16 is provided with a second mounting ring 161, and the right side of the splicing block 16 is provided with a third mounting ring 162. The first groove 141 of the main pipe wall 14 is connected to the third mounting ring 162 of the splicing block 16 through the first latch 17, and the first latch 17 is set in the axial hole 20 on the left side of the main pipe wall 14. The second groove 142 of the main pipe wall 14 is connected to the first mounting ring 152 of the adapter body 15 through the second latch 18, and the second latch 18 is set in the axial hole 20 on the right side of the main pipe wall 14. The third groove 151 of the adapter body 15 is connected to the second mounting ring 161 of the splicing block 16 through the third latch 19, and the third latch 19 is set in the axial hole 20 on the left side of the adapter body 15. The beam-threading guide tube 8 is an assembled structure, and each component can be recycled. The main pipe wall 14, the adapter body 15 and the splicing block 16 are easy to install and disassemble, ensuring the normal use and recycling of the beam-threading guide tube 8. After the beam-threading is completed, it is convenient to disassemble the beam-threading guide tube 8 for recycling, avoiding waste and saving construction costs.

[0031] like Figure 4 As shown, the bundle guide head 9 is set to a conical structure, the outer side of the upper end of the bundle guide head 9 is provided with a first thread 13, the lower end of the bundle guide head 9 is provided with a bundle guide tip 10, the outer side of the bundle guide tip 10 is provided with a wear-resistant metal layer 11, and the two sides of the bundle guide head 9 are respectively provided with bundle guide holes 12. The steel bar fixing device of the utility model forms a guide propulsion under the action of the rear thrust by setting a conical bundle guide head, which is convenient for guiding the insertion and installation of the bundled steel bars and improving the construction speed; after the bundle is completed, the staff will tie or weld the steel bars in sequence from the front of the bundle head to ensure the accurate positioning of the horizontal spacing of the steel bars.

[0032] like Figure 5As shown, the structure of the positioning guide tube 2 is the same as that of the bundle-penetrating guide tube 8. The inner side of the upper end of the positioning guide tube 2 is provided with a thread, and the positioning guide tube 2 is threadedly connected with the positioning plate 6. The positioning plate 6 plays a role in positioning the bundle-penetrating steel bars 3. The positioning holes 7 on the positioning plate 6 can fix the bundle-penetrating steel bars 3 to prevent the bundle-penetrating steel bars 3 from falling off the positioning guide tube 2. The steel bar fixing device of the utility model positions the other end of the bundle-penetrating steel bars 3 by providing the positioning guide tube 2, thereby improving the positioning accuracy of the bundle-penetrating steel bars 3 and preventing the bundle-penetrating steel bars 3 from moving.

[0033] How it works

[0034] Place the bundle insertion head and the positioning guide tube at the two ends of the bundled steel bars to be installed, and install the two ends of the bundled steel bars on the positioning plates of the bundle insertion head and the positioning guide tube in sequence; after the steel bars 8 are installed, the steel bar bundle insertion operation is carried out, and the staff holds the positioning guide tube and pushes it forward at a constant speed. During the bundle insertion process, the front-end staff uses a hook to correct the bundle insertion guide hole on the bundle insertion guide head to ensure that the steel bars are inserted normally and at a constant speed. After the bundle insertion is completed, the positioning guide tube is removed, and the steel bars are tied or welded in sequence from the front end. After completion, the bundle insertion head is removed, and the operation is repeated until all the steel bars are installed.

[0035] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A steel bar fixing device for steel bar bundle installation, characterized in that: The invention comprises a bundle insertion head (1), a positioning guide tube (2) and bundle insertion steel bars (3); the bundle insertion head (1) and the positioning guide tube (2) are respectively arranged at the two ends of a plurality of bundle insertion steel bars (3); the outer side of the bundle insertion head (1) is rotatably connected to two positioning handles (4); a positioning spring (5) is arranged between the two positioning handles (4); one end of the positioning guide tube (2) is connected to a positioning plate (6); and a plurality of positioning holes (7) are arranged on the positioning plate (6).

2. A steel bar fixing device for steel bar bundle installation according to claim 1, characterized in that: The bundle insertion head (1) comprises a bundle insertion guide tube (8) and a bundle insertion guide head (9), two positioning handles (4) are rotatably connected to the outer side wall of the upper end of the bundle insertion guide tube (8), and the lower end of the bundle insertion guide tube (8) is threadedly connected to the upper end of the bundle insertion guide head (9).

3. A steel bar fixing device for steel bar bundle installation according to claim 2, characterized in that: A second thread (143) is provided on the inner side of the lower end of the bundle-threading guide tube (8). The bundle-threading guide tube (8) comprises a main pipe wall (14), an adapter (15) and a splicing block (16). Two sides of the main pipe wall (14) are respectively connected to one side of the adapter (15) and the splicing block (16), and the other side of the adapter (15) is connected to the other side of the splicing block (16).

4. A steel bar fixing device for steel bar bundle installation according to claim 3, characterized in that: The main pipe wall (14) is configured as an arc-shaped plate structure, a first groove (141) is provided on the left side of the main pipe wall (14), a second groove (142) is provided on the right side of the main pipe wall (14), and axial holes (20) are provided on the left and right sides of the main pipe wall (14), respectively.

5. A steel bar fixing device for steel bar bundle installation according to claim 3, characterized in that: The adapter body (15) is configured as an arc-shaped plate structure, a third groove (151) is provided on the left side of the adapter body (15), an axial hole (20) is provided on the left side of the adapter body (15), and a first mounting ring (152) is provided on the right side of the adapter body (15).

6. A steel bar fixing device for steel bar bundle installation according to claim 3, characterized in that: The splicing block (16) is configured as an arc-shaped plate structure, a second mounting ring (161) is disposed on the left side of the splicing block (16), and a third mounting ring (162) is disposed on the right side of the splicing block (16).

7. A steel bar fixing device for steel bar bundle installation according to claim 3, characterized in that: The first groove (141) of the main pipe wall (14) is connected to the third mounting ring (162) of the splicing block (16) via a first latch (17), and the first latch (17) is arranged in an axial hole (20) on the left side of the main pipe wall (14); the second groove (142) of the main pipe wall (14) is connected to the first mounting ring (152) of the adapter body (15) via a second latch (18), and the second latch (18) is arranged in the axial hole (20) on the right side of the main pipe wall (14).

8. A steel bar fixing device for steel bar bundle installation according to claim 3, characterized in that: The third groove (151) of the adapter body (15) is connected to the second mounting ring (161) of the splicing block (16) via a third latch (19), and the third latch (19) is arranged in the axial hole (20) on the left side of the adapter body (15).

9. A steel bar fixing device for steel bar bundle installation according to claim 2, characterized in that: The beam-threading guide head (9) is arranged as a conical structure, a first thread (13) is arranged on the outer side of the upper end of the beam-threading guide head (9), a beam-threading guide tip (10) is arranged on the lower end of the beam-threading guide head (9), a wear-resistant metal layer (11) is arranged on the outer side of the beam-threading guide tip (10), and beam-threading guide holes (12) are arranged on both sides of the beam-threading guide head (9).

10. A steel bar fixing device for steel bar bundle installation according to claim 1, characterized in that: The structure of the positioning guide tube (2) is the same as that of the bundle-threading guide tube (8). The inner side of the upper end of the positioning guide tube (2) is provided with a thread, and the positioning guide tube (2) is threadedly connected to the positioning plate (6).

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