Reinforcing steel bar strength detector for safety detection

By designing a steel bar strength detector including a turntable, chute and fixture, the problem of single function of the existing detector is solved, and a variety of detection of steel bar tensile and bending forces is realized, which improves detection efficiency and convenience sex.

CN222529130UActive Publication Date: 2025-02-25WUHAN DAIGOS TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202420838882.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-22
Publication Date
2025-02-25
Estimated Expiration
2034-04-22

AI Technical Summary

Technical Problem

The existing reinforcement strength detector has a single function and cannot detect the tensile and bending forces of the reinforcement on the same device, resulting in staff members having to carry multiple detection devices, which is inconvenient to transport and carry.

Method used

A safety-detection steel bar strength detector is designed to achieve fixing and detection of steel bars through the combination of turntable, slide chute and fixing parts. The device includes first and second detecting members, through the use of the first and second fixing members, the device enables the device to detect the tensile and bending forces of the steel bars on the same device.

Benefits of technology

The detection of tensile and bending forces of steel bars is realized, and the functions are diverse, which avoids the inconvenience of staff carrying a variety of detection devices and improves the detection efficiency and convenience.

✦ Generated by Eureka AI based on patent content.

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Abstract

The steel bar strength detector for safety detection comprises a rotating disc and a steel bar, a third sliding groove is formed in the rear side of the upper surface of the rotating disc, a first detection piece is slidably arranged on the inner surface of the third sliding groove, and a rotating shaft is fixedly connected to the right side of the inner surface of a mounting base; and the outer surface of the rotating shaft is rotationally connected with a second detection piece. Through the use of the first fixing piece and the second fixing piece, the device fixes the reinforcing steel bar, the tension of the reinforcing steel bar is detected through the first detection piece, the first fixing piece is arranged in the rotating disc, and the second fixing piece is arranged on the inner surface of the mounting base, so that the tension of the reinforcing steel bar is detected. The second detection piece pushes the rotating disc to drive the steel bar fixed by the first fixing piece to be bent under the action of the limiting rod, tension detection on the steel bar is achieved, and therefore the device can detect the tensile resistance and bending resistance of the steel bar, the functions are diversified, and inconvenience caused by the fact that workers need to carry various detection devices is avoided.
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Description

Technical Field

[0001] The utility model relates to the technical field of steel bar strength detection, in particular to a steel bar strength detector for safety detection. Background Art

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete, with a circular cross section, sometimes a square with rounded corners. It includes plain round steel bars, ribbed steel bars, and twisted steel bars; reinforced concrete steel bars refer to straight bars or coils used for reinforced concrete reinforcement, and their shapes are divided into plain round steel bars and deformed steel bars. The strength of the steel bars needs to be tested after production.

[0003] The existing steel bar strength detectors have relatively single functions and cannot detect the tensile strength and bending strength of steel bars on the same device, resulting in workers having to carry multiple detection devices when testing steel bars, making the transportation and carrying of the devices very inconvenient.

[0004] Therefore, we have made improvements to this and proposed a steel bar strength detector for safe detection. Utility Model Content

[0005] The utility model aims to solve the problem that workers need to carry a variety of detection devices when detecting steel bars, which makes the transportation and carrying of the devices very inconvenient.

[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0007] A safe steel bar strength detector is provided to improve the above problems.

[0008] The specific application is as follows:

[0009] The invention comprises a turntable and a steel bar, wherein the steel bar is located at the center line position of the turntable, a slide groove 1 is provided on the lower surface of the turntable, and a mounting base is slidably connected to the inner surface of the slide groove 1, and a slide groove 3 is provided on the rear side of the upper surface of the turntable, and a first detection piece for performing tension detection on the steel bar is slidably provided on the inner surface of the slide groove 3, and a first fixing piece for fixing one end of the steel bar is slidably provided inside the tension detection piece, a mounting plate 1 is fixedly connected to the front side of the inner surface of the mounting base, and a second fixing piece for fixing the other end of the steel bar is slidably provided inside the mounting plate 1, and a rotating shaft is fixedly connected to the right side of the inner surface of the mounting base, and a second detection piece for performing bending resistance detection on the steel bar is rotatably connected to the outer surface of the rotating shaft.

[0010] Through the use of the first fixing member and the second fixing member, the device can fix the steel bar and is easy to operate. Because the first fixing member is located on the first detecting member, one end of the steel bar is pulled by the first detecting member, and the tension detection of the steel bar is realized under the action of the pressure plate 1. Because the first fixing member is arranged inside the turntable and the second fixing member is arranged on the inner surface of the mounting base, the turntable is pushed by the second detecting member to drive one end of the steel bar fixed by the first fixing member to rotate counterclockwise, and bend under the action of the limiting rod. At the same time, because of the tension sensor arranged on the pressure plate 1, the tension detection of the steel bar is realized, so that the device can complete the detection of the tensile force and bending resistance of the steel bar. It has various functions and avoids the inconvenience caused by the need for staff to carry multiple detection devices.

[0011] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, the first detection component includes a sliding block, the sliding block is slidably arranged with the sliding groove three, the rear side of the outer surface of the sliding block is fixedly connected with a mounting plate two, the lower surface of the turntable is located on one side of the mounting plate two and is fixedly connected with a mounting plate three, one side of the outer surface of the mounting plate three is fixedly connected with a hydraulic cylinder one, the output end of the hydraulic cylinder one is fixedly connected with a pressure plate one, a tension sensor is installed at a surface position of the inner part of the pressure plate one close to the mounting plate two, and the pressure plate one is fixedly connected to the mounting plate two.

[0012] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, the first fixing part includes a clamping block three and a clamping block four, a sliding groove four is opened through the center position of the sliding block, and the clamping block three and the clamping block four are respectively located on both sides of the steel bar and are slidably arranged with the sliding groove four.

[0013] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, one side of the outer surface of the sliding block is fixedly connected to motor 2, the output end of motor 2 extends to the interior of the sliding block and is fixedly connected to a double-headed threaded rod 2, the double-headed threaded rod 2 is rotatably connected to the sliding block, the outer surface of the double-headed threaded rod 2 is threadedly connected to the bottom sides of the clamping block 3 and the clamping block 4, and the threads at both ends of the double-headed threaded rod 2 are arranged oppositely.

[0014] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, the second fixing part includes a clamping block 1 and a clamping block 2, a slide groove 2 is opened at the center position of the upper surface of the mounting plate 1, and the clamping block 1 and the clamping block 2 are respectively located on both sides of the steel bar and slidably arranged with the slide groove 2.

[0015] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, a motor is fixedly connected to one side of the outer surface of the mounting plate, the output end of the motor extends to the interior of the mounting plate and is fixedly connected to a double-headed threaded rod, the double-headed threaded rod is rotatably connected to the mounting plate, the outer surface of the double-headed threaded rod is threadedly connected to the clamping block one and the clamping block two, and the threads at both ends of the double-headed threaded rod are arranged oppositely.

[0016] As a preferred embodiment of the steel bar strength detector for safety detection provided by the utility model, the second detection member includes a rotating mounting block 1, the rotating mounting block 1 is rotatably connected to the rotating shaft, the inner surface of the rotating mounting block 1 is fixedly connected to a hydraulic cylinder 2, the output end of the hydraulic cylinder 2 extends to the outside of the rotating mounting block 1 and is fixedly connected to a pressure detector, one side of the outer surface of the pressure detector is fixedly connected to the rotating mounting block 2, the inner surface of the rotating mounting block 2 is rotatably connected to a rotating rod, and the rotating rod is fixedly connected to the lower surface of the turntable.

[0017] As a preferred embodiment of the steel bar strength detector for safety inspection provided by the utility model, a slot one is provided at the center position of the outer surface of the turntable, and a limiting rod is fixedly connected to the inner surface of the mounting base inside the slot one, and the limiting rod is slidably arranged with the slot one.

[0018] As a preferred implementation of the steel bar strength detector for safety detection provided by the utility model, a second notch is provided on the outer surface of the turntable located outside the first clamping block and the second clamping block.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] Through the use of the first fixing member and the second fixing member, the device can fix the steel bar and is easy to operate. Because the first fixing member is located on the first detecting member, one end of the steel bar is pulled by the first detecting member, and the tension detection of the steel bar is realized under the action of the pressure plate 1. Because the first fixing member is arranged inside the turntable and the second fixing member is arranged on the inner surface of the mounting base, the turntable is pushed by the second detecting member to drive one end of the steel bar fixed by the first fixing member to rotate counterclockwise, and bend under the action of the limiting rod. At the same time, because of the tension sensor arranged on the pressure plate 1, the tension detection of the steel bar is realized, so that the device can complete the detection of the tensile force and bending resistance of the steel bar. It has various functions and avoids the inconvenience caused by the need for staff to carry multiple detection devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of the structure of a steel bar strength detector for safety testing provided in this application;

[0022] Figure 2 A schematic diagram of the internal structure of the mounting base of the steel bar strength detector for safety testing provided in this application;

[0023] Figure 3 A schematic diagram of the structure of the turntable of the steel bar strength detector for safety testing provided by the present application from a bottom-up perspective;

[0024] Figure 4 A schematic diagram of the side section structure of the turntable of the steel bar strength detector for safety testing provided in this application;

[0025] Figure 5 A schematic diagram of the side section structure of a rotating mounting block 1 of a steel bar strength detector for safety testing provided in the present application;

[0026] Figure 6 A schematic diagram of the structure of the mounting plate 2 of the steel bar strength detector for safety testing provided in this application;

[0027] Figure 7 A schematic diagram of the side section structure of the sliding block of the steel bar strength detector for safety detection provided in this application.

[0028] Indicated in the figure:

[0029] 1. Mounting base; 11. Turntable; 12. Slide chute 1; 13. Mounting plate 1; 2. Steel bar; 3. Motor 1; 31. Double-threaded rod 1; 32. Slide chute 2; 33. Clamping block 1; 34. Clamping block 2; 4. Sliding block; 41. Slide chute 3; 42. Motor 2; 43. Double-threaded rod 2; 44. Slide chute 4; 45. Clamping block 3; 46. Clamping block 4; 5. Mounting plate 2; 51. Mounting plate 3; 52. Hydraulic cylinder 1; 53. Pressure plate 1; 6. Rotating shaft; 61. Rotating mounting block 1; 62. Hydraulic cylinder 2; 63. Pressure detector; 64. Rotating mounting block 2; 65. Rotating rod; 66. Notch 1; 67. Limiting rod; 68. Notch 2. DETAILED DESCRIPTION

[0030] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0031] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0033] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0034] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply 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 to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0035] As described in the background art, workers need to carry a variety of detection devices when testing steel bars, which makes the transportation and carrying of the devices very inconvenient.

[0036] In order to solve this technical problem, the utility model provides a steel bar strength detector for safe detection.

[0037] Specifically, please refer to Figure 1-7 A steel bar strength detector for safety detection specifically includes a turntable 11 and a steel bar 2. The steel bar 2 is located at the center line position of the turntable 11. A slide groove 12 is provided on the lower surface of the turntable 11. The inner surface of the slide groove 12 is slidably connected with a mounting base 1. A slide groove 3 41 is provided on the rear side of the upper surface of the turntable 11. A first detection piece for performing tension detection on the steel bar 2 is slidably provided on the inner surface of the slide groove 3 41. A first fixing piece for fixing one end of the steel bar 2 is slidably provided inside the tension detection piece. A mounting plate 13 is fixedly connected to the front side of the inner surface of the mounting base 1. A second fixing piece for fixing the other end of the steel bar 2 is slidably provided inside the mounting plate 13. A rotating shaft 6 is fixedly connected to the right side of the inner surface of the mounting base 1. The outer surface of the rotating shaft 6 is rotatably connected with a second detection piece for performing bending resistance detection on the steel bar 2.

[0038] By using the first fixing member and the second fixing member, the device can fix the steel bar 2 and is easy to operate. Because the first fixing member is located on the first detecting member, one end of the steel bar 2 is pulled by the first detecting member, and the tension detection of the steel bar 2 is realized under the action of the pressure plate 53. Because the first fixing member is arranged inside the turntable 11 and the second fixing member is arranged on the inner surface of the mounting base 1, the turntable 11 is pushed by the second detecting member to drive one end of the steel bar 2 fixed by the first fixing member to rotate counterclockwise, and bend under the action of the limiting rod 67. At the same time, because of the tension sensor arranged on the pressure plate 53, the tension detection of the steel bar 2 is realized, so that the device can complete the detection of the tensile force and bending resistance of the steel bar 2. It has various functions and avoids the inconvenience caused by the staff needing to carry multiple detection devices.

[0039] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings.

[0040] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0041] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0042] Example 1

[0043] Please refer to Figure 1-7A steel bar strength detector for safety detection comprises a turntable 11 and a steel bar 2. The steel bar 2 is located at the center line of the turntable 11. A slide groove 12 is provided on the lower surface of the turntable 11. The inner surface of the slide groove 12 is slidably connected with a mounting base 1. A slide groove 3 41 is provided on the rear side of the upper surface of the turntable 11. A first detection piece for performing tension detection on the steel bar 2 is slidably provided on the inner surface of the slide groove 3 41. A first fixing piece for fixing one end of the steel bar 2 is slidably provided inside the tension detection piece. A mounting plate 13 is fixedly connected to the front side of the inner surface of the mounting base 1. A second fixing piece for fixing the other end of the steel bar 2 is slidably provided inside the mounting plate 13. A rotating shaft 6 is fixedly connected to the right side of the inner surface of the mounting base 1. A second detection piece for performing bending resistance detection on the steel bar 2 is rotatably connected to the outer surface of the rotating shaft 6. The first fixing member includes a clamping block 3 45 and a clamping block 4 46. A slide groove 44 is provided at the center of the interior of the sliding block 4. The clamping block 3 45 and the clamping block 4 46 are respectively located on both sides of the steel bar 2 and slide with the slide groove 44. A motor 2 42 is fixedly connected to one side of the outer surface of the sliding block 4. The output end of the motor 2 42 extends to the interior of the sliding block 4 and is fixedly connected with a double-headed threaded rod 2 43. The double-headed threaded rod 2 43 is rotatably connected to the sliding block 4. The outer surface of the double-headed threaded rod 2 43 is threadedly connected to the bottom side of the clamping block 3 45 and the clamping block 4 46. The threads at both ends of the double-headed threaded rod 2 43 are oppositely arranged. The second fixing member includes a clamping block 1 33 and a clamping block 2 34. A slide groove 2 32 is provided at the center of the upper surface of the mounting plate 1 13. The clamping block 1 33 and the clamping block 2 34 are respectively located on both sides of the steel bar 2 and slide with the slide groove 2 32. A motor 3 is fixedly connected to one side of the outer surface of the mounting plate 13, and the output end of the motor 3 extends to the inside of the mounting plate 13 and is fixedly connected to a double-headed threaded rod 31. The double-headed threaded rod 31 is rotatably connected to the mounting plate 13, and the outer surface of the double-headed threaded rod 31 is threadedly connected to the clamping block 1 33 and the clamping block 2 34, and the threads at both ends of the double-headed threaded rod 31 are arranged oppositely.

[0044] Implementation process: Before testing the steel bar 2, when it is necessary to fix the steel bar 2, place the steel bar 2 between the clamping block 1 33, the clamping block 2 34 and the clamping block 3 45, the clamping block 4 46, the motor 1 3 starts to work and drives the double-headed threaded rod 1 31 to rotate, and the rotation of the double-headed threaded rod 1 31 drives the clamping block 1 33 and the clamping block 2 34 to move toward the direction of the steel bar 2 to clamp the steel bar 2, the motor 2 42 starts to work and drives the double-headed threaded rod 2 43 to rotate, and the rotation of the double-headed threaded rod 2 43 drives the clamping block 3 45 and the clamping block 46 to move toward the direction of the steel bar 2 to clamp the steel bar 2.

[0045] Implementation benefits: The function of clamping and fixing the steel bar 2 is realized.

[0046] Example 2

[0047] The first detection component includes a sliding block 4, which is slidably arranged with a sliding groove 3 41, and a mounting plate 2 5 is fixedly connected to the rear side of the outer surface of the sliding block 4, and a mounting plate 3 51 is fixedly connected to one side of the mounting plate 2 5 on the lower surface of the turntable 11, and a hydraulic cylinder 1 52 is fixedly connected to one side of the outer surface of the mounting plate 3 51, and a pressure plate 1 53 is fixedly connected to the output end of the hydraulic cylinder 1 52, and a tension sensor is installed inside the pressure plate 1 53 near the surface of the mounting plate 2 5, and the pressure plate 1 53 is fixedly connected to the mounting plate 2 5.

[0048] Implementation process: When it is necessary to perform tension test on the steel bar 2, the hydraulic cylinder 52 starts working to pull the pressure plate 53 and the mounting plate 5 fixedly connected to the pressure plate 53 toward the direction of the hydraulic cylinder 52. Because the mounting plate 5 is fixedly connected to the sliding block 4, the movement of the mounting plate 5 drives the sliding block 4 and the steel bar 2 fixed inside the sliding block 4 by the first fixing member to move under the action of the slide groove 41. Because the pressure plate 53 is fixedly connected between the output end of the hydraulic cylinder 52 and the mounting plate 5, the data transmitted back by the tension sensor on the pressure plate 53 realizes the tension test of the steel bar 2.

[0049] Implementation benefits: The tensile force detection of steel bar 2 is realized.

[0050] Example 3

[0051] The second detection member includes a rotating mounting block 61, which is rotatably connected to the rotating shaft 6, and a hydraulic cylinder 62 is fixedly connected to the inner surface of the rotating mounting block 61. The output end of the hydraulic cylinder 62 extends to the outer side of the rotating mounting block 61 and is fixedly connected to a pressure detector 63. One side of the outer surface of the pressure detector 63 is fixedly connected to a rotating mounting block 64, and the inner surface of the rotating mounting block 64 is rotatably connected to a rotating rod 65, and the rotating rod 65 is fixedly connected to the lower surface of the rotating disk 11. A notch 66 is provided at the center of the outer surface of the rotating disk 11, and a limiting rod 67 is fixedly connected to the inner surface of the mounting base 1 located inside the notch 66, and the limiting rod 67 is slidably arranged with the notch 66. A notch 68 is provided on the outer surface of the rotating disk 11 located outside the clamping block 33 and the clamping block 34.

[0052] Implementation process: When it is necessary to test the bending resistance of the steel bar 2, the hydraulic cylinder 2 62 starts to work, because the rotating mounting block 1 61 is rotatably connected to the rotating shaft 6, the rotating mounting block 2 64 is rotatably connected to the rotating rod 65, and at the same time, the rotating shaft 6 is fixedly connected to the inner surface of the mounting base 1, and the rotating rod 65 is fixedly connected to the lower surface of the turntable 11, thereby pushing the rotating rod 65 and the turntable 11 fixedly connected to the rotating rod 65 to rotate counterclockwise under the action of the slide groove 12, and the rotation of the turntable 11 drives the end of the first fixing member fixedly connected to the steel bar 2 to rotate synchronously, so that the steel bar 2 is bent under the action of the limiting rod 67. Because the pressure detector 63 is arranged between the output end of the hydraulic cylinder 2 62 and the rotating mounting block 2 64, the data transmitted back by the pressure detector 63 realizes the detection of the bending resistance of the steel bar 2. Because the notch 1 66 and the notch 2 68 are arranged, the turntable 11 will not contact with the clamping block 1 33, the clamping block 2 34 and the limiting rod 67 during the rotation process to cause obstruction.

[0053] Implementation benefits: The bending resistance test of the steel bar 2 is realized.

[0054] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A steel bar strength detector for safety detection, comprising a rotating disk (11) and a steel bar (2), wherein the steel bar (2) is located at the center line of the rotating disk (11), characterized in that: The lower surface of the turntable (11) is provided with a slide groove 1 (12), the inner surface of the slide groove 1 (12) is slidably connected to the mounting base (1), the rear side of the upper surface of the turntable (11) is provided with a slide groove 3 (41), the inner surface of the slide groove 3 (41) is slidably provided with a first detection member for performing tension detection on the steel bar (2), the interior of the tension detection member is slidably provided with a first fixing member for fixing one end of the steel bar (2), the front side of the inner surface of the mounting base (1) is fixedly connected with a mounting plate 1 (13), the interior of the mounting plate 1 (13) is slidably provided with a second fixing member for fixing the other end of the steel bar (2), the right side of the inner surface of the mounting base (1) is fixedly connected with a rotating shaft (6), and the outer surface of the rotating shaft (6) is rotatably connected with a second detection member for performing bending resistance detection on the steel bar (2).

2. A steel bar strength detector for safety detection according to claim 1, characterized in that: The first detection component comprises a sliding block (4), the sliding block (4) is slidingly arranged with the sliding groove three (41), the rear side of the outer surface of the sliding block (4) is fixedly connected with the mounting plate two (5), the lower surface of the turntable (11) is located on one side of the mounting plate two (5) and is fixedly connected with the mounting plate three (51), one side of the outer surface of the mounting plate three (51) is fixedly connected with the hydraulic cylinder one (52), the output end of the hydraulic cylinder one (52) is fixedly connected with the pressure plate one (53), the inner part of the pressure plate one (53) is provided with a tension sensor near the surface of the mounting plate two (5), and the pressure plate one (53) is fixedly connected with the mounting plate two (5).

3. A steel bar strength detector for safety detection according to claim 2, characterized in that: The first fixing member includes a clamping block three (45) and a clamping block four (46). A sliding groove four (44) is provided through the center position of the sliding block (4). The clamping block three (45) and the clamping block four (46) are respectively located on both sides of the steel bar (2) and are slidably arranged with the sliding groove four (44).

4. A steel bar strength detector for safety detection according to claim 3, characterized in that: One side of the outer surface of the sliding block (4) is fixedly connected to a second motor (42); the output end of the second motor (42) extends to the interior of the sliding block (4) and is fixedly connected to a second double-headed threaded rod (43); the second double-headed threaded rod (43) is rotatably connected to the sliding block (4); the outer surface of the second double-headed threaded rod (43) is threadedly connected to the bottom side of the clamping block (45) and the clamping block (46); the threads at both ends of the second double-headed threaded rod (43) are arranged oppositely.

5. A steel bar strength detector for safety detection according to claim 4, characterized in that: The second fixing member comprises a clamping block 1 (33) and a clamping block 2 (34); a slide groove 2 (32) is provided at the center position of the upper surface of the mounting plate 1 (13); the clamping block 1 (33) and the clamping block 2 (34) are respectively located on both sides of the steel bar (2) and are slidably arranged with the slide groove 2 (32).

6. A steel bar strength detector for safety detection according to claim 5, characterized in that: A motor (3) is fixedly connected to one side of the outer surface of the mounting plate (13); the output end of the motor (3) extends to the inside of the mounting plate (13) and is fixedly connected to a double-headed threaded rod (31); the double-headed threaded rod (31) is rotatably connected to the mounting plate (13); the outer surface of the double-headed threaded rod (31) is threadedly connected to the clamping block (33) and the clamping block (34); the threads at both ends of the double-headed threaded rod (31) are arranged oppositely.

7. A steel bar strength detector for safety detection according to claim 6, characterized in that: The second detection member comprises a rotatable mounting block (61), the rotatable mounting block (61) being rotatably connected to the rotating shaft (6), the inner surface of the rotatable mounting block (61) being fixedly connected to a hydraulic cylinder (62), the output end of the hydraulic cylinder (62) extending to the outer side of the rotatable mounting block (61) being fixedly connected to a pressure detector (63), one side of the outer surface of the pressure detector (63) being fixedly connected to a rotatable mounting block (64), the inner surface of the rotatable mounting block (64) being rotatably connected to a rotating rod (65), and the rotating rod (65) being fixedly connected to the lower surface of the turntable (11).

8. A steel bar strength detector for safety detection according to claim 7, characterized in that: A notch (66) is provided at the center of the outer surface of the turntable (11), and a limiting rod (67) is fixedly connected to the inner surface of the mounting base (1) inside the notch (66), and the limiting rod (67) is slidably arranged with the notch (66).

9. A steel bar strength detector for safety detection according to claim 8, characterized in that: The outer surface of the rotating disk (11) is provided with a second notch (68) located outside the first clamping block (33) and the second clamping block (34).