Reinforcing steel bar residual deformation measuring device

Abstract

The utility model discloses a steel bar residual deformation measuring device, which belongs to the technical field of steel bar detection and comprises a supporting plate, a fixing plate is fixedly connected to the upper surface of the supporting plate, a supporting frame is fixedly connected to the upper surface of the fixing plate, and a steel bar body is placed in the supporting frame. A bearing is fixedly embedded in the side face, close to the supporting frame, of each limiting block, a screw is fixedly connected to the inner ring of each bearing, a connecting plate is fixedly connected to the upper surface of the fixing plate, a limiting sliding way is formed in the front face of the connecting plate, and a moving plate is slidably connected to the front face of the limiting sliding way through a sliding block. Through the arrangement of the reinforcing steel bar body, the rotation of the screw rod drives the limiting block to move, the moving limiting block clamps and fixes the reinforcing steel bar body, the reinforcing steel bar body is clamped and fixed through the arrangement of the limiting slide way and the moving plate, and the two clamping mechanisms prevent the reinforcing steel bar body from shaking during measurement.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar detection, in particular to a steel bar residual deformation measuring device. Background Art

[0002] Rebar inspections include corrosion testing (high temperature resistance, low temperature resistance, acid resistance, etc.); process performance testing (filament stretching, fracture inspection, repeated bending, etc.); non-destructive testing (X-ray non-destructive testing, electromagnetic ultrasound, ultrasound, etc.); mechanical performance testing (tensile strength, tensile test, impact test, etc.); and component analysis (precise detection and analysis of manganese, iron, aluminum, etc. in metals, metal alloys, and their products).

[0003] A Chinese patent with announcement number CN205981075U discloses a deformation measuring device for residual deformation of a mechanical connection joint of a steel bar. The device can expand the gauge range and provide a maximum diameter for clamping a test piece. However, in the above patent, when clamping and fixing the steel bar, only one end of the steel bar is fixed by the clamping device. When the steel bar is tested, shaking may occur, thereby affecting the measurement accuracy of the steel bar. Therefore, a person skilled in the art provides a residual deformation measuring device for steel bars to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a steel bar residual deformation measuring device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A steel bar residual deformation measuring device, comprising a support plate, the upper surface of the support plate is fixedly connected to a fixing plate, the upper surface of the fixing plate is fixedly connected to a support frame, a steel bar body is placed inside the support frame, a limiting hole is provided on the upper surface of the support frame, the top of the steel bar body passes through the limiting hole and extends to the outside of the limiting hole, a symmetrical limiting block is provided on the outside of the steel bar body, a side surface of two limiting blocks close to each other is in contact with the outer surface of the steel bar body, each limiting block and a side surface close to the support frame are fixedly inlaid with a bearing, the inner ring of each group of the bearings is fixedly connected to a screw, and an end of each group of the screws close to each other passes through the bearing and the support frame and extends to the outside of the support frame, the upper surface of the fixing plate is fixedly connected to a connecting plate, a limiting slide is provided on the front of the connecting plate, and a moving plate is slidably connected to the front of the limiting slide through a slider, the moving plate is sleeved on the outside of the steel bar body, and a group of positioning holes are provided on the back of the connecting plate.

[0007] As a further solution of the utility model: two groups of support legs are fixedly connected to the bottom surface of the support plate, and the bottom surface of each group of support legs is fixedly connected to a support pad.

[0008] As a further solution of the utility model: a group of limiting sliding grooves are opened on the upper surface of the support frame, and the interior of each limiting sliding groove is slidably connected to a telescopic plate through a sliding block.

[0009] As a further solution of the utility model: the top end of each group of telescopic plates is fixedly connected with a connecting block, and the upper surface of each connecting block is fixedly connected with a measuring instrument.

[0010] As a further solution of the utility model: each of the measuring instruments has a measuring rod fixedly connected to one end close to each other, and the two measuring rods are in contact with the outer surface of the steel bar body.

[0011] As a further solution of the utility model: an electric push rod is fixedly connected between each of the telescopic plates, and the output end of each of the electric push rods is fixedly connected to the bottom surface of the connecting block.

[0012] As a further solution of the utility model: a control panel is fixedly connected to the upper surface of the support plate, and the control panel is electrically connected to the measuring instrument and the electric push rod respectively through wires.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The device for measuring residual deformation of steel bars has a steel bar body, and with the cooperation of a limit block and a screw rod, the rotation of the screw rod drives the limit block to move, and the movable limit block clamps and fixes the steel bar body. A limit slide is provided, and the limit slide drives the movable plate to rise and fall through a slider, and the movable plate is sleeved on the outside of the steel bar body to clamp and fix the steel bar body. The two clamping mechanisms prevent the steel bar body from shaking during measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A stereoscopic diagram of a device for measuring residual deformation of a steel bar;

[0016] Figure 2 is a perspective view of a rear view of a steel bar residual deformation measuring device;

[0017] Figure 3 A perspective view of a front section view of a steel bar residual deformation measuring device;

[0018] Figure 4 The figure is a three-dimensional diagram of a top view of a device for measuring residual deformation of steel bars.

[0019] In the figure: 1. support plate; 2. support leg; 3. support pad; 4. electric push rod; 5. screw; 6. control panel; 7. fixed plate; 8. support frame; 9. limit slide; 10. telescopic plate; 11. measuring instrument; 12. steel bar body; 13. moving plate; 14. limit slide; 15. connecting plate; 16. positioning hole; 17. bearing; 18. limit block; 19. limit hole; 20. connecting block; 21. measuring rod. DETAILED DESCRIPTION

[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0022] See also Figures 1 to 4In an embodiment of the utility model, a steel bar residual deformation measuring device includes a support plate 1, a fixing plate 7 is fixedly connected to the upper surface of the support plate 1, a support frame 8 is fixedly connected to the upper surface of the fixing plate 7, a steel bar body 12 is placed inside the support frame 8, a limiting hole 19 is opened on the upper surface of the support frame 8, the top of the steel bar body 12 passes through the limiting hole 19 and extends to the outside of the limiting hole 19, and a symmetrical limiting block 18 is arranged outside the steel bar body 12, and the side surfaces of the two limiting blocks 18 close to each other are in contact with the outer surface of the steel bar body 12, and each limiting block 18 and the side surface of the support frame 8 close to each other are fixedly inlaid with a bearing 17, and the inner ring of each group of bearings 17 They are all fixedly connected with screw rods 5, and the ends of each group of screw rods 5 that are close to each other penetrate the bearing 17 and the support frame 8 and extend to the outside of the support frame 8. The upper surface of the fixed plate 7 is fixedly connected with a connecting plate 15, and a limiting slide 14 is provided on the front of the connecting plate 15. The front of the limiting slide 14 is slidably connected with a movable plate 13 through a slider. The movable plate 13 is sleeved on the outside of the steel bar body 12, and a group of positioning holes 16 are provided on the back of the connecting plate 15. The limiting slide 14, the movable plate 13, the screw rods 5 and the limiting blocks 18 are provided to clamp and fix the steel bar body 12 to prevent the steel bar body 12 from shaking during detection, thereby causing problems with the detection data.

[0023] Two groups of supporting legs 2 are fixedly connected to the bottom surface of the supporting plate 1, and a supporting pad 3 is fixedly connected to the bottom surface of each group of supporting legs 2. A group of limiting slide grooves 9 are provided on the upper surface of the supporting frame 8, and a telescopic plate 10 is slidably connected to the inside of each limiting slide groove 9 through a slider. A connecting block 20 is fixedly connected to the top of each group of telescopic plates 10, and a measuring instrument 11 is fixedly connected to the upper surface of each connecting block 20. The setting of the limiting slide grooves 9 facilitates the staff to control the measuring instrument 11 to clamp and measure the steel bar body 12.

[0024] A measuring rod 21 is fixedly connected to one end of each measuring instrument 11 that is close to each other, and the two measuring rods 21 are in contact with the outer surface of the steel bar body 12 together. An electric push rod 4 is fixedly connected between each telescopic plate 10, and the output end of each electric push rod 4 is fixedly connected to the bottom surface of the connecting block 20. A control panel 6 is fixedly connected to the upper surface of the support plate 1, and the control panel 6 is electrically connected to the measuring instrument 11 and the electric push rod 4 through wires. The set electric push rod 4 facilitates the staff to control the measuring instrument 11 to adjust the height of the steel bar body 12 of different lengths.

[0025] The working principle of the utility model is: when in use, the staff places the steel bar body 12 inside the support frame 8 through the limiting hole 19, and then rotates the two screws 5, and the two screws 5 drive the two limiting blocks 18 to clamp and fix the bottom end of the steel bar body 12. After the fixation is completed, the movable plate 13 slides on the limiting slide 14, and the movable plate 13 is sleeved on the outside of the steel bar body 12 to strengthen the stability of the steel bar body 12. Then, the two sets of telescopic plates 10 are moved, and the two measuring instruments 11 are driven to measure the steel bar body 12 under the sliding of the limiting slide 9, and the measured data is displayed through the control panel 6, which is convenient for the staff to observe.

[0026] The above is only a preferred specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and utility model concept of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, so it is intended to include all changes that fall within the meaning and scope of the equivalent elements of the claims in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A steel bar residual deformation measuring device, comprising a support plate (1), characterized in that: The upper surface of the support plate (1) is fixedly connected to a fixing plate (7), the upper surface of the fixing plate (7) is fixedly connected to a support frame (8), a steel bar body (12) is placed inside the support frame (8), a limiting hole (19) is provided on the upper surface of the support frame (8), the top end of the steel bar body (12) passes through the limiting hole (19) and extends to the outside of the limiting hole (19), and symmetrical limiting blocks (18) are provided outside the steel bar body (12), and the side surfaces of the two limiting blocks (18) that are close to each other are in contact with the outer surface of the steel bar body (12), and each limiting block (18) and the support frame (8) are close to each other. A bearing (17) is fixedly embedded on the near side surface, and the inner ring of each group of the bearings (17) is fixedly connected to a screw rod (5). The end of each group of the screw rods (5) close to each other passes through the bearing (17) and the support frame (8) and extends to the outside of the support frame (8). The upper surface of the fixed plate (7) is fixedly connected to a connecting plate (15), and a limited position slideway (14) is provided on the front of the connecting plate (15). The front of the limited position slideway (14) is slidably connected to a movable plate (13) through a slider, and the movable plate (13) is sleeved on the outside of the steel bar body (12). A group of positioning holes (16) are provided on the back of the connecting plate (15).

2. A steel bar residual deformation measuring device according to claim 1, characterized in that: Two groups of support legs (2) are fixedly connected to the bottom surface of the support plate (1), and a support pad (3) is fixedly connected to the bottom surface of each group of support legs (2).

3. A steel bar residual deformation measuring device according to claim 1, characterized in that: A group of limiting sliding grooves (9) are provided on the upper surface of the support frame (8), and a telescopic plate (10) is slidably connected to the interior of each limiting sliding groove (9) via a sliding block.

4. A steel bar residual deformation measuring device according to claim 3, characterized in that: The top end of each group of telescopic plates (10) is fixedly connected to a connection block (20), and the upper surface of each connection block (20) is fixedly connected to a measuring instrument (11).

5. A steel bar residual deformation measuring device according to claim 4, characterized in that: One end of each measuring instrument (11) close to each other is fixedly connected to a measuring rod (21), and the two measuring rods (21) are in contact with the outer surface of the steel bar body (12).

6. A steel bar residual deformation measuring device according to claim 3, characterized in that: An electric push rod (4) is fixedly connected between each of the telescopic plates (10), and the output end of each of the electric push rods (4) is fixedly connected to the bottom surface of the connection block (20).

7. A steel bar residual deformation measuring device according to claim 1, characterized in that: A control panel (6) is fixedly connected to the upper surface of the support plate (1), and the control panel (6) is electrically connected to the measuring instrument (11) and the electric push rod (4) respectively through wires.

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