Pull rod device capable of measuring axial force in real time

Abstract

The utility model discloses a pull rod device capable of measuring axial force in real time, which is used for measuring the axial force of a pull rod and comprises an adjusting structure and a measuring structure, the adjusting structure is arranged on the pull rod, the measuring structure is arranged on the adjusting structure and used for measuring the axial force, and the adjusting structure comprises a first adjusting rod and a second adjusting rod. The first adjusting rod and the second adjusting rod are matched in size, the adjusting structure is connected to the two ends of the measuring structure, and the first adjusting rod comprises an adjusting connecting rod and a connecting ring arranged on the adjusting connecting rod. According to the pull rod device capable of measuring the axial force in real time, the axial force when the pull rod works is displayed through the axial force displayer, the tightness degree of the pull rod is adjusted by adjusting the measuring structure in the pull rod, and then the pull rod and a cantilever beam of a cantilever platform are made to be in the designed working condition; damage or slight overturning caused by overlarge stress on the single side of the cantilever beam or the cantilever platform is prevented, and finally the purpose of reducing the accident occurrence probability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of building engineering construction, in particular to a pull rod device capable of measuring axial force in real time. Background Art

[0002] With the healthy development of the construction industry, the safety management in the construction process has been increasingly valued by the industry, and working at heights has always been the focus of safety management. At present, the upper pull rods of the cantilever beams of typical high-altitude operations such as cantilever unloading platforms, cantilever scaffolding and cantilever support structures are mostly made of flexible steel wire ropes or steel pull rods. During use, the flexible steel wire ropes will be subjected to uneven force due to different degrees of tightness, and the cantilever platform cannot be in the designed working condition when acting on it. If the force difference of the steel wire rope reaches a certain level, it will cause the cantilever platform to flip in the plane and cause a safety accident. For this reason, ensuring the force balance of the cantilever platform, the installation quality of the cantilever beam upper pull rod, and the working condition have always been the focus of safety inspection and management during the construction process. Utility Model Content

[0003] The purpose of the utility model is to provide a pull rod device capable of measuring axial force in real time, so as to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above object, the utility model provides the following technical solution: a pull rod device capable of measuring axial force in real time, which is used to measure the axial force of the pull rod, comprising:

[0005] The adjusting structure is arranged on the pull rod.

[0006] The measuring structure is arranged on the adjusting structure and is used for measuring the axial force.

[0007] Preferably, the adjustment structure comprises a first adjustment rod and a second adjustment rod, the sizes of the first adjustment rod and the second adjustment rod match, and the adjustment structure is connected to both ends of the measuring structure.

[0008] Preferably, the first adjusting rod comprises an adjusting connecting rod, a connecting ring arranged on the adjusting connecting rod, and a connecting threaded rod arranged on the adjusting connecting rod, and the first adjusting rod is used to connect the device and the pull rod.

[0009] Preferably, the measuring structure comprises a connecting unit and a detecting unit arranged on the connecting unit, and the measuring structure is used to measure the axial force of the pull rod.

[0010] Preferably, the connecting unit includes a detection connecting rod, a first connecting hole opened on the detection connecting rod for connecting the adjusting structure, and a second connecting hole opened on the detection connecting rod for connecting the adjusting structure, and the connecting unit is used to carry the adjusting structure.

[0011] Preferably, the detection unit includes an axial force display arranged on the detection connecting rod for displaying data, an integrated chip arranged on the detection connecting rod, and a metal strain gauge arranged on the detection connecting rod, and the detection unit is used to detect the axial force of the pull rod.

[0012] Preferably, the axial force display, the integrated chip and the metal strain gauge are connected by a wire for transmitting electricity, so that the axial force display, the integrated chip and the metal strain gauge can be used normally.

[0013] Preferably, the detection unit is controlled by a switch to turn the detection unit on and off.

[0014] Compared with the prior art, the beneficial effects of the utility model are: the pull rod device which can measure the axial force in real time, displays the axial force of the pull rod when working through the axial force display, and adjusts the tightness of the pull rod by adjusting the measuring structure in the pull rod, thereby making the pull rod and the cantilever beam of the cantilever platform in the designed working condition, preventing the cantilever beam or the cantilever platform from being damaged or slightly overturned due to excessive force on one side, and ultimately achieving the purpose of reducing the probability of accidents. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall schematic diagram of an embodiment of the utility model;

[0016] Figure 2 This is a schematic diagram of the adjustment structure of an embodiment of the utility model;

[0017] Figure 3 The figure is a schematic diagram of the measurement structure of an embodiment of the utility model.

[0018] In the figure:

[0019] 1. First adjustment rod 2. Second adjustment rod 3. Measurement structure

[0020] 4. Adjust the connecting rod 5. Connect the ring 6. Connect the threaded rod

[0021] 7. Detection connecting rod 8, first connecting hole 9, second connecting hole

[0022] 10. Axial force display 11. Switch 12. Integrated chip

[0023] 13. Metal strain gauge DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figure 1 As shown, the utility model provides a technical solution: a pull rod device capable of measuring axial force in real time, which is used to measure the axial force of the pull rod, comprising: an adjustment structure and a measuring structure 3, the adjustment structure is arranged on the pull rod, and the measuring structure 3 is arranged on the adjustment structure for measuring the axial force.

[0026] like Figure 2 As shown, the adjustment structure includes a first adjustment rod 1 and a second adjustment rod 2, the sizes of the first adjustment rod 1 and the second adjustment rod 2 match, the material of the first adjustment rod 1 and the second adjustment rod 2 is round steel, the adjustment structure is connected to the two ends of the measuring structure 3, the first adjustment rod 1 includes an adjustment connecting rod 4, the adjustment connecting rod 4 is used to fix the connecting ring 5 and the connecting threaded rod 6, and the connecting ring 5 is arranged on the adjustment connecting rod 4, the connecting ring 5 is composed of a steel front end welded into a circular ring, connected by a pin shaft and a U-shaped lock buckle of an existing building embedded part, and an ear plate welded on a cantilevered main beam, and a connecting threaded rod 6 is arranged on the adjustment connecting rod 4, the connecting threaded rod 6 is meshed with the first connecting hole 8, and the first adjustment rod 1 is used to connect the device and the pull rod.

[0027] like Figure 3As shown, the measuring structure 3 includes a connecting unit and a detecting unit arranged on the connecting unit. The measuring structure 3 is used to measure the axial force of the pull rod. The connecting unit includes a detecting connecting rod 7, which is a steel casting and is cast in a factory, and a first connecting hole 8 for connecting the adjusting structure is provided on the detecting connecting rod 7. The first connecting hole 8 and the second connecting hole 9 have the same size and are respectively used to connect the first adjusting rod 1 and the second adjusting rod 2, and a second connecting hole 9 for connecting the adjusting structure is provided on the detecting connecting rod 7. The connecting unit is used to carry the adjusting structure. The detecting unit includes an axial force display 10 for displaying data provided on the detecting connecting rod 7. The axial force display 10 is used to display the detected data, and an integrated chip 12 provided on the detecting connecting rod 7. The integrated chip 12 is the central processor of the entire device. And a metal strain gauge 13 is arranged on the detection connecting rod 7. The metal strain gauge 13 is fixed on the detection connecting rod 7. The metal strain gauge 13 will then produce a certain deformation, and the resistance value inside the metal strain gauge 13 will also change. The resistance value can be measured by the metal strain gauge 13. According to the linear relationship between the resistance value of the strain gauge and the strain, and the relationship between the strain and the stress, the measured resistance value can be converted into an axial force value through the integrated chip 12. The detection unit is used to detect the axial force of the pull rod. The axial force display 10, the integrated chip 12 and the metal strain gauge 13 are connected by a wire 14 for transmitting electricity so that the axial force display 10, the integrated chip 12 and the metal strain gauge 13 can be used normally. The detection unit is controlled by a switch 11. The switch 11 is connected to a power supply to provide power to the device to control the detection unit to be turned on and off.

[0028] In summary, in this embodiment, the first adjusting rod 1 and the second adjusting rod 2 are connected in sequence through the connecting threaded rod 6 and the measuring structure 3, and are connected to the embedded parts of the existing building and the cantilever main beam through the connecting ring 5. The connecting threaded rod 6 is adjusted to be initially tightened, the switch 11 is turned on, and the connecting threaded rod 6 is gradually tightened to make its axial force consistent with the predetermined requirements, so as to make the cantilever main beam and the cantilever platform be in the design working condition. When the pull rod is working, the axial force display 10 can be used to check whether the displayed axial force value is consistent with the design working condition, and corrective measures can be taken in time to achieve the purpose of reducing the occurrence of safety accidents.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pull rod device capable of measuring axial force in real time, which is used to measure the axial force of a pull rod, characterized in that: include: An adjustment structure, which is arranged on the pull rod; The adjustment structure comprises a first adjustment rod and a second adjustment rod, and the sizes of the first adjustment rod and the second adjustment rod match; The first adjusting rod comprises an adjusting connecting rod, a connecting ring arranged on the adjusting connecting rod, and a connecting threaded rod arranged on the adjusting connecting rod; The measuring structure is arranged on the adjusting structure and is used for measuring the axial force.

2. A pull rod device capable of measuring axial force in real time according to claim 1, characterized in that: The measuring structure includes a connecting unit and a detecting unit arranged on the connecting unit.

3. A pull rod device capable of measuring axial force in real time according to claim 2, characterized in that: The connecting unit includes a detection connecting rod, a first connecting hole opened on the detection connecting rod for connecting the adjusting structure, and a second connecting hole opened on the detection connecting rod for connecting the adjusting structure.

4. A pull rod device capable of measuring axial force in real time according to claim 3, characterized in that: The detection unit includes an axial force display arranged on the detection connecting rod for displaying data, an integrated chip arranged on the detection connecting rod, and a metal strain gauge arranged on the detection connecting rod.

5. A pull rod device capable of measuring axial force in real time according to claim 4, characterized in that: The axial force display, the integrated chip and the metal strain gauge are connected via a wire.

6. A pull rod device capable of measuring axial force in real time according to claim 4, characterized in that: The detection unit is controlled by a switch.

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