Sleeve structure for connecting constructional engineering reinforcing steel bars

Abstract

The utility model discloses a sleeve structure for constructional engineering reinforcing steel bar connection, which belongs to the technical field of constructional engineering, and is characterized by comprising a connecting frame, a limiting mechanism is arranged on the inner wall of the connecting frame, a reinforcing steel bar body is clamped on the inner wall of the limiting mechanism, and a nut frame is in threaded connection with the surface of the connecting frame. The problems that an existing sleeve structure used for constructional engineering steel bar connection is usually designed for steel bars with specific diameters, one sleeve can only be matched with one or a few of steel bars with similar sizes, in constructional engineering, due to the fact that various steel bars with different diameters can be used in different portions, a large number of sleeves with different specifications need to be stored, and cost is high are solved. The problems that material management cost and storage space requirements are increased, and when steel bars with different diameters need to be connected in a construction site, an operator must stop manual work and find and replace sleeves with appropriate specifications, the process is time-consuming and labor-consuming, and construction efficiency is seriously affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building engineering, especially a sleeve structure for building engineering reinforcing steel bar connection. BACKGROUND

[0002] The sleeve structure for building engineering reinforcing steel bar connection is a mechanical device or tool combination specially used for connecting reinforcing steel bar bodies 1 in the building construction process, which is usually composed of a power system, a transmission system, a connecting execution component, a clamping or anchoring device, a control system and the like from the structure, and can adapt to various complex construction environments, whether in a humid environment in underground foundation construction or a high-altitude operation environment in high-rise building construction, there are corresponding reinforcing steel bar connecting equipment available for use.

[0003] When constructing small buildings and guard walls and some non-load-bearing facilities, reinforcing steel bars are usually connected by lashing and lap joint, which is simple but the reinforcing steel bar stress effect is too weak, and using mechanical or welding methods will consume more time and prolong the construction period.

[0004] The existing patent (publication number: CN210658972U) discloses a sleeve structure for building engineering reinforcing steel bar connection, which comprises a sleeve, a through circular hole is arranged in the sleeve, a limiting groove is arranged on the upper and lower walls of the sleeve outside the circular hole, and an adjustable limiting steel plate is arranged in the limiting groove.

[0005] In view of the above problems, the existing patent provides a solution, and the existing sleeve structure for building engineering reinforcing steel bar connection is usually designed for reinforcing steel bars of a specific diameter, and one sleeve can only adapt to one or a few reinforcing steel bars of similar sizes.

[0006] Therefore, a sleeve structure for building engineering reinforcing steel bar connection is proposed. Utility model content

[0007] The utility model discloses a purpose at, provide a kind of sleeve structure for building engineering reinforcing bar connection, can solve the sleeve structure for building engineering reinforcing bar connection of existing generally is designed for specific diameter reinforcing bar, a sleeve can only adapt to one or a few kinds of similar size reinforcing bar, in building engineering, since different parts can use multiple different diameter reinforcing bar, this needs to reserve a large number of different specifications sleeve, increase material management cost and storage space requirement, and when construction site needs to connect different diameter reinforcing bar, operator must stop the work in hand, find and replace appropriate specification sleeve, this process is time-consuming and laborious, seriously affect construction efficiency Problem.

[0008] To realize the above-mentioned purpose, the utility model provides the following technical scheme: a sleeve structure for building engineering reinforcing bar connection, including connecting frame, the inner wall of connecting frame is provided with limiting mechanism, the inner wall of limiting mechanism is clamped with reinforcing bar body, the surface of connecting frame is connected with nut frame, the inner wall of nut frame is in close contact with the inner wall of limiting mechanism, the inner wall of connecting frame is movably connected with positioning plate;

[0009] The limiting mechanism includes anti-skid pad, elastic clamp frame and mounting frame, the bottom of elastic clamp frame is bolted with the top of mounting frame, the surface of anti-skid pad is bolted with the inner wall of elastic clamp frame, the surface of mounting frame is movably connected with the inner wall of connecting frame, the surface of reinforcing bar body is movably connected with the inner wall of elastic clamp frame, and the surface of anti-skid pad is in close contact with the surface of reinforcing bar body.

[0010] Preferably, the inner wall of the positioning plate is rotatably connected with a threaded rod, the surface of the threaded rod is threadedly connected with the inner wall of the connecting frame, and the front side of the threaded rod is bolted with an adjusting block.

[0011] Preferably, the surface of the threaded rod is fixedly connected with a bearing, the surface of the bearing is fixedly connected with the inner wall of the positioning plate, and the threaded rod is rotatably connected with the positioning plate through the bearing.

[0012] Preferably, the inner wall of the connecting frame is provided with a movable groove matched with the positioning plate, and the inner wall of the connecting frame is provided with a threaded hole matched with the threaded rod.

[0013] Preferably, the surface of the connecting frame is provided with external threads, and the inner wall of the nut frame is provided with internal threads.

[0014] Preferably, the inner wall of the nut frame is provided with a mounting hole matched with the reinforcing bar body, and the surface of the nut frame is provided with a rotating groove.

[0015] Preferably, the inner wall of the connecting frame is provided with an extrusion groove matched with the elastic clamp frame, and the inner wall of the connecting frame is provided with a fixing hole matched with the reinforcing bar body.

[0016] Preferably, the rear side of the positioning plate is bolted with a clamping strip, and the rear side of the clamping strip is in close contact with the surface of the steel bar body.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] 1、The limiting mechanism is arranged, the mounting frame can move in the connecting frame, the elastic clamping frame is connected with the mounting frame and can be automatically adjusted according to the diameter of the steel bar body, the anti-skid pad is connected with the elastic clamping frame to ensure the friction force, the nut frame is connected with the connecting frame to press the elastic clamping frame, and self-locking is formed, so that the operation is simple, and the steel bar body has high connecting strength under various working conditions.

[0019] 2、The positioning plate is arranged, the positioning plate is arranged on the inner wall of the connecting frame, and the opposite ends of the two steel bar bodies are limited, so that displacement is avoided, the connecting position of the steel bar body in the building engineering is accurate, structural quality problems caused by position deviation are prevented, and high-quality steel bar body connection is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure diagram of the sleeve structure for building engineering steel bar connection of the utility model;

[0021] Figure 2 It is a structure diagram of the nut frame of the utility model;

[0022] Figure 3 It is a structure diagram of the limiting mechanism of the utility model;

[0023] Figure 4 It is a sectional view of the nut frame of the utility model;

[0024] Figure 5 It is a sectional view of the connecting frame of the utility model;

[0025] Figure 6 It is a structure diagram of the threaded rod of the utility model;

[0026] Figure 7 It is a structure diagram of the positioning plate of the utility model.

[0027] In the drawing, 1, connecting frame; 2, limiting mechanism; 201, anti-skid pad; 202, elastic clamping frame; 203, mounting frame; 3, steel bar body; 4, nut frame; 5, positioning plate; 6, threaded rod; 7, adjusting block; 8, bearing; 9, movable groove; 10, threaded hole; 11, external thread; 12, internal thread; 13, mounting hole; 14, rotating groove; 15, extrusion groove; 16, fixing hole; 17, clamping strip. DETAILED DESCRIPTION

[0028] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0029] Please refer to Figures 1-7 The present application provides technical solutions:

[0030] A sleeve structure for connecting reinforcing steel bars in building engineering, comprising a connecting frame 1, a limiting mechanism 2 is arranged on the inner wall of the connecting frame 1, a reinforcing steel bar body 3 is clamped on the inner wall of the limiting mechanism 2, a nut frame 4 is threadedly connected to the surface of the connecting frame 1, the inner wall of the nut frame 4 is in close contact with the inner wall of the limiting mechanism 2, and a positioning plate 5 is movably connected to the inner wall of the connecting frame 1.

[0031] The limiting mechanism 2 comprises an anti-skid pad 201, a clamping frame 202 and a mounting frame 203, the bottom of the clamping frame 202 is bolted to the top of the mounting frame 203, the surface of the anti-skid pad 201 is bolted to the inner wall of the clamping frame 202, the surface of the mounting frame 203 is movably connected to the inner wall of the connecting frame 1, the surface of the reinforcing steel bar body 3 is movably connected to the inner wall of the clamping frame 202, and the surface of the anti-skid pad 201 is in close contact with the surface of the reinforcing steel bar body 3.

[0032] In the embodiment: by setting the limiting mechanism 2, the mounting frame 203 is used as a basic component connected with the inner wall of the connecting frame 1, allowing movement within the connecting frame 1, and this movement feature creates conditions for the entire limiting mechanism 2 to adapt to different diameters of the reinforcing steel body 3, the elastic buckle frame 202 is bolted with the mounting frame 203, and the elastic structure is set to automatically adjust the angle and position according to the diameter of the reinforcing steel body 3, when the reinforcing steel body 3 is inserted, the elastic buckle frame 202 will deform according to the thickness of the reinforcing steel body 1, ensuring tight wrapping of the reinforcing steel body 3, and the non-slip pad 201 is bolted with the inner wall of the elastic buckle frame 202, which facilitates sufficient friction to effectively prevent the reinforcing steel body 3 from slipping during connection, when the nut frame 4 is threadedly connected with the connecting frame 1 and tightly contacts with the inner wall of the limiting mechanism 2, an inward pressure is generated on the elastic buckle frame 202, further enhancing the friction and holding force between the non-slip pad 201 and the reinforcing steel body 3, thereby forming a stable self-locking state, without the need for complex adjustment steps, and it can ensure that the reinforcing steel body 3 can obtain extremely high connection strength under various working conditions, by setting the positioning plate 5, the positioning plate 5 is located on the inner wall of the connecting frame 1, providing a limiting function for the opposite ends of the two reinforcing steel bodies 3, avoiding accidental displacement of the reinforcing steel body 3 during use, in building engineering, the accurate connection position of the reinforcing steel body 3 is crucial to the integrity and stress performance of the structure, the existence of the positioning plate 5 effectively avoids the quality problems such as local stress concentration and cracks of the structure caused by the position deviation of the reinforcing steel body 3, and provides a guarantee for high-quality building engineering reinforcing steel body 3 connection.

[0033] Specifically, as shown in Figure 6 , Figure 7 , the inner wall of the positioning plate 5 is rotatably connected with a threaded rod 6, the surface of the threaded rod 6 is threadedly connected with the inner wall of the connecting frame 1, and the front side of the threaded rod 6 is bolted with an adjusting block 7.

[0034] Specifically, as shown in Figure 7 , the surface of the threaded rod 6 is fixedly connected with a bearing 8, the surface of the bearing 8 is fixedly connected with the inner wall of the positioning plate 5, and the threaded rod 6 is rotatably connected with the positioning plate 5 through the bearing 8.

[0035] Specifically, as shown in Figure 6 , the inner wall of the connecting frame 1 is provided with a movable slot 9 matched with the positioning plate 5, and the inner wall of the connecting frame 1 is provided with a threaded hole 10 matched with the threaded rod 6.

[0036] In this embodiment: through the threaded connection between the threaded rod 6 and the connecting frame 1 and the rotational connection with the positioning plate 5, the threaded rod 6 can be easily rotated using the adjusting block 7. The bearing 8 ensures the smooth rotation of the threaded rod 6, allowing the positioning plate 5 to move flexibly within the movable groove 9, thereby achieving precise adjustment of the position of the positioning plate 5. This better adapts to different connection situations of the steel bar bodies 3, accurately limits the relative ends of the two steel bar bodies 3, further improves the accuracy of the connection position of the steel bar bodies 3, effectively prevents displacement of the steel bar bodies 3 during the connection process, and ensures the integrity and load-bearing performance of the building structure.

[0037] Specifically, such as Figure 4 , Figure 5 As shown, the surface of the connecting bracket 1 is provided with external threads 11, and the inner wall of the nut bracket 4 is provided with internal threads 12.

[0038] Specifically, such as Figure 4 As shown, the inner wall of the nut bracket 4 is provided with an installation hole 13 for use with the steel bar body 3, and the surface of the nut bracket 4 is provided with a rotating groove 14.

[0039] In this embodiment, the engagement of the external thread 11 on the surface of the connecting bracket 1 and the internal thread 12 on the inner wall of the nut bracket 4 facilitates the installation and disassembly of the nut bracket 4. The mounting hole 13 on the nut bracket 4 allows the reinforcing bar body 3 to pass through, and the rotating groove 14 makes it convenient to use tools to rotate the nut bracket 4, making the operation more convenient.

[0040] Specifically, such as Figure 5 As shown, the inner wall of the connecting frame 1 is provided with an extrusion groove 15 that is used in conjunction with the spring clip 202, and the inner wall of the connecting frame 1 is provided with a fixing hole 16 that is used in conjunction with the steel bar body 3.

[0041] Specifically, such as Figure 7 As shown, a retaining strip 17 is bolted to the rear side of the positioning plate 5, and the rear side of the retaining strip 17 is in close contact with the surface of the reinforcing bar body 3.

[0042] In this embodiment: the extrusion groove 15 on the inner wall of the connecting frame 1 provides a movable space for the spring clip 202, allowing the spring clip 202 to be better adjusted according to the diameter of the reinforcing bar body 3, ensuring a tight wrapping of the reinforcing bar body 3. The fixing hole 16 is used for the reinforcing bar body 3 to pass through, ensuring the accurate position of the reinforcing bar body 3. The locking strip 17 on the rear side of the positioning plate 5 is in close contact with the surface of the reinforcing bar body 3, enhancing the limiting effect of the positioning plate 5 on the reinforcing bar body 3. The combination of the two further improves the connection accuracy of the reinforcing bar body 3, avoids displacement of the reinforcing bar body 3 due to external forces and other factors during use, and ensures the quality of the construction project.

[0043] Working principle: in the use of connecting frame 1, by setting the limiting mechanism 2, the mounting frame 203 is used as the basic component connected with the inner wall of the connecting frame 1, allowing movement in the connecting frame 1, this movement feature creates conditions for the entire limiting mechanism 2 to adapt to different diameter steel body 3, the elastic clamp frame 202 is connected with the mounting frame 203, the elastic structure is set to automatically adjust the angle and position according to the diameter of the steel body 3, when the steel body 3 is inserted, the elastic clamp frame 202 will produce corresponding deformation according to the thickness of the steel body 1, ensure the tight wrapping of the steel body 3, and the anti-skid pad 201 is connected with the inner wall of the elastic clamp frame 202, which can ensure sufficient friction force and effectively prevent the steel body 3 from slipping during connection, when the nut frame 4 is threadedly connected with the connecting frame 1 and tightly contacts with the inner wall of the limiting mechanism 2, an inward pressure is generated on the elastic clamp frame 202, further enhancing the friction and holding force between the anti-skid pad 201 and the steel body 3, thereby forming a stable self-locking state, without complex adjustment steps, and it can ensure that the steel body 3 can obtain very high connection strength under various working conditions, by setting the positioning plate 5, the positioning plate 5 is located in the inner wall of the connecting frame 1, providing limiting function for the opposite ends of the two steel bodies 3, avoiding accidental displacement of the steel body 3 during use, in building engineering, accurate steel body 3 connection position is crucial to the integrity and stress performance of the structure, the existence of the positioning plate 5 effectively avoids the quality problems such as local stress concentration and cracks of the structure caused by the deviation of the position of the steel body 3, and provides guarantee for high-quality building engineering steel body 3 connection.

[0044] The above is only a preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A sleeve structure for connecting reinforcing bars in construction engineering, comprising a connecting frame (1), characterised in that: The inner wall of the connecting frame (1) is provided with a limiting mechanism (2), the inner wall of the limiting mechanism (2) is clamped with a steel body (3), the surface of the connecting frame (1) is screw connected with a nut frame (4), the inner wall of the nut frame (4) is in close contact with the inner wall of the limiting mechanism (2), and the inner wall of the connecting frame (1) is movably connected with a positioning plate (5). The limiting mechanism (2) comprises a non-slip pad (201), a clamping frame (202) and a mounting frame (203), the bottom of the clamping frame (202) is bolted with the top of the mounting frame (203), the surface of the non-slip pad (201) is bolted with the inner wall of the clamping frame (202), the surface of the mounting frame (203) is movably connected with the inner wall of the connecting frame (1), the surface of the steel body (3) is movably connected with the inner wall of the clamping frame (202), and the surface of the non-slip pad (201) is in close contact with the surface of the steel body (3).

2. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The inner wall of the positioning plate (5) is rotatably connected with a threaded rod (6), the surface of the threaded rod (6) is screw connected with the inner wall of the connecting frame (1), and the front side of the threaded rod (6) is bolted with an adjusting block (7).

3. A sleeve structure for connecting reinforcing bars in building engineering according to claim 2, characterized in that: The surface of the threaded rod (6) is fixedly connected with a bearing (8), the surface of the bearing (8) is fixedly connected with the inner wall of the positioning plate (5), and the threaded rod (6) is rotatably connected with the positioning plate (5) through the bearing (8).

4. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The inner wall of the connecting frame (1) is provided with a movable groove (9) matched with the positioning plate (5), and the inner wall of the connecting frame (1) is provided with a threaded hole (10) matched with the threaded rod (6).

5. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The surface of the connecting frame (1) is provided with an external thread (11), and the inner wall of the nut frame (4) is provided with an internal thread (12).

6. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The inner wall of the nut frame (4) is provided with a mounting hole (13) matched with the steel body (3), and the surface of the nut frame (4) is provided with a rotating groove (14).

7. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The inner wall of the connecting frame (1) is provided with an extrusion groove (15) matched with the clamping frame (202), and the inner wall of the connecting frame (1) is provided with a fixing hole (16) matched with the steel body (3).

8. A sleeve structure for connecting reinforcing bars in building engineering according to claim 1, characterized in that: The rear side of the positioning plate (5) is bolted with a clamping strip (17), and the rear side of the clamping strip (17) is in close contact with the surface of the steel body (3).

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