Bolt stress detector

Abstract

The utility model relates to the technical field of detection, and discloses a bolt stress detector which comprises a base plate, one end of the upper surface of the base plate is fixedly connected with the bottom of a fixed vertical plate, the position of the right side of the fixed vertical plate close to the top is fixedly connected with one end of a transverse plate, and the inner side of the other end of the transverse plate is rotatably sleeved with one end of a rotating shaft. The outer circumferential face of the middle of the rotating shaft is rotationally inserted into the middle of a straight gear, and the top of the outer circumferential face of the straight gear is meshed with teeth at the bottom of a tooth groove plate through teeth. According to the bolt stress detector, the straight gear drives the swing plate to do circular motion, and the power plate drives the lower pressing plate to move towards the direction of the bolt, so that the effect of quickly applying pressure to the bolt so as to conveniently detect the bolt stress is achieved, and the problem that part of the bolt is easy to adhere to the surface of the supporting plate during traditional bolt stress detection is solved. The accuracy of subsequent bolt stress detection is influenced, and the error is large.

Description

Technical Field

[0001] The utility model relates to the technical field of detection, in particular to a bolt stress detector. Background Art

[0002] Stress detection generally refers to the technical means of monitoring the stress changes of the load-bearing structure using monitoring instruments during the construction process of buildings, such as steel structure installation, unloading, modification, reinforcement, concrete pouring, etc., and issuing an alarm when the monitored value is close to the control value to ensure the safety of construction. It can also be used to check whether the construction process is reasonable. Bolts also need stress detection when they are in use.

[0003] The process of stress testing of traditional bolts is relatively complicated. The stress-bearing surface of the stress testing instrument is easily contaminated with bolts and residues left over from previous tests, which affects subsequent tests and causes large errors in bolt testing. At the same time, the workload is large and the labor intensity is increased. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a bolt stress detector, which can quickly push out the bolts that have been inspected and processed, facilitate the subsequent inspection and processing of the bolts, and at the same time prevent rusty bolt debris from adhering to the surface of the support plate, reduce the work of manual cleaning of the bolts, and can adapt to bolts of various specifications and sizes. It has the advantages of simple structure, convenient operation, and reduced waste of resources in subsequent work. It solves the problem that the traditional bolt stress detection process is relatively complicated, and the stress surface of the stress detection instrument is easily attached with bolt residues left over from previous detection, which affects subsequent detection and causes large errors in bolt detection. At the same time, the workload is large and the labor intensity is increased.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned ability to quickly push out the bolts that have completed the stress detection process, facilitate the subsequent bolt detection process, and at the same time avoid rusty bolt debris from adhering to the surface of the support plate, reduce the work of manually cleaning the bolts, and be able to adapt to bolts of various specifications and sizes. The structure is simple, easy to operate, and reduce the waste of resources in subsequent work, the utility model provides the following technical solutions: A bolt stress detector includes a base plate, one end of the upper surface of the base plate is fixedly connected to the bottom of the fixed vertical plate, the right side of the fixed vertical plate near the top is fixedly connected to one end of the transverse plate, the inner side of the other end of the transverse plate is rotatably sleeved with one end of the rotating shaft, the outer circumferential surface of the middle part of the rotating shaft is rotatably plugged with the middle part of the spur gear, the top of the outer circumferential surface of the spur gear is meshed with the teeth at the bottom of the tooth plate through the teeth, the right end of the tooth plate is fixedly connected to one end of the second telescopic rod, the other end of the second telescopic rod is fixedly connected to the middle position of the bottom of the right end of the top support plate, and the bottom of the left end of the top support plate is fixedly connected to the top of the fixed vertical plate.

[0008] The front side of the spur gear is fixedly connected to the inner side of one end of the vertical swing plate, the inner side of the other end of the vertical swing plate is slidingly connected to the slide groove in the middle of the transverse power plate through a slide rod, the left end of the transverse power plate is rotationally connected to the top of the support plate through a rotating rod, and the bottom of the support plate is fixedly connected to the upper surface of the support plate near the bottom position on the inner side of the fixed vertical plate.

[0009] Preferably, a transverse limiting rod is slidably inserted in the middle of the right end of the tooth groove plate, and one end of the transverse limiting rod away from the tooth groove plate is fixedly arranged on the top of the right side of the fixed vertical plate.

[0010] Preferably, a connecting rod is rotatably provided at the bottom of the right end of the transverse power plate, and a lower pressure plate is rotatably provided at the bottom of the connecting rod, and the width of the lower pressure plate is smaller than the width of the groove in the middle of the bottom support plate.

[0011] Preferably, a left-side arc-shaped slide plate is fixedly provided at the right end of the top support plate, the bottom of the left-side arc-shaped slide plate is rounded, and the left-side arc-shaped slide plate is inclined.

[0012] Preferably, an inclined bottom inclined plate is fixedly arranged on the right end of the upper surface of the base plate, and the inner side of the bottom inclined plate near the bottom is slidably connected to the right end of the bottom support plate, and the bottom of the bottom support plate is slidably arranged in the middle part of the upper surface of the base plate through a slider.

[0013] Preferably, a connecting base plate is fixedly provided at the left end of the bottom support plate, a transverse rod is slidably provided at the middle part of the upper surface of the connecting base plate through a rotating rod, a sliding groove in the middle part of the right end of the transverse rod is slidably connected to the vertical rod on the upper surface of the connecting base plate, the middle part of the transverse rod is rotatably provided on the upper surface of the base plate through the vertical rod, and the left end of the transverse rod is rotatably sleeved with a first telescopic rod, which is fixedly provided on the upper surface of the base plate through a connecting plate.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a bolt stress detector, which has the following beneficial effects:

[0016] 1. The bolt stress detector drives the swing plate to do circular motion through the spur gear, and the power plate drives the lower pressure plate to move toward the direction of the bolt, so as to quickly apply pressure to the bolt, thereby facilitating the bolt stress detection. It solves the problem that some bolts on the surface of the support plate are easily attached during traditional bolt stress detection, affecting the accuracy of subsequent bolt stress detection and resulting in large errors.

[0017] 2. The bolt stress detector can quickly push out the bolts that have been stress-tested, which is convenient for subsequent bolt testing and processing. At the same time, it can prevent rusty bolt debris from adhering to the surface of the pallet, reducing the work of manual bolt cleaning. It can adapt to bolts of various specifications and sizes, has a simple structure, is easy to operate, and reduces waste of resources in subsequent work. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model in the front direction;

[0019] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model on the left side;

[0020] Figure 3 This is a schematic diagram of the front structure of the utility model;

[0021] Figure 4 It is a three-dimensional schematic diagram of the transverse rod of the structure of the utility model.

[0022] In the figure: 1 base plate, 2 first telescopic rod, 3 support plate, 4 fixed vertical plate, 5 spur gear, 6 transverse plate, 7 top support plate, 8 rotating shaft, 9 left arc slide plate, 10 second telescopic rod, 11 tooth plate, 12 transverse power plate, 13 vertical swing plate, 14 lower pressure plate, 15 bottom inclined slide plate, 16 bottom supporting plate, 17 connecting bottom plate, 18 transverse rod. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4A bolt stress detector comprises a base plate 1, an inclined bottom inclined plate 15 is fixedly arranged at the right end of the upper surface of the base plate 1, the inner side of the bottom inclined plate 15 near the bottom is slidably connected to the right end of the bottom supporting plate 16, the bottom of the bottom supporting plate 16 is slidably arranged in the middle of the upper surface of the base plate 1 through a slider, the bottom inclined plate 15 and the left arc-shaped slide plate 9 form opposing supports, which facilitates the bolts to slide from the middle to the upper surface of the bottom supporting plate 16, the left end of the bottom supporting plate 16 is fixedly arranged with a connecting bottom plate 17, and the middle part of the upper surface of the connecting bottom plate 17 is slidably arranged with a transverse rod 18 through a rotating rod. The slide groove at the middle part of the right end of the transverse rod 18 is slidably connected with the vertical rod connected to the upper surface of the bottom plate 17. The middle part of the transverse rod 18 is rotatably set on the upper surface of the base plate 1 through the vertical rod. The left end of the transverse rod 18 is rotatably sleeved with the first telescopic rod 2. The first telescopic rod 2 is fixedly set on the upper surface of the base plate 1 through the connecting plate. When the first telescopic rod 2 performs telescopic movement, it drives one end of the transverse rod 18 to move. The middle part of the transverse rod 18 is fixed. Under the action of the first telescopic rod 2, the horizontal rod 18 drives the connected bottom plate 17 to move forward, so that the bottom support plate 16 is pushed out, which is convenient for taking out the bolts, while avoiding long There are residual bolts and debris on the surface of the base plate 1 when pressure is applied for a long time. One end of the upper surface of the base plate 1 is fixedly connected to the bottom of the fixed vertical plate 4. The right side of the fixed vertical plate 4 near the top is fixedly connected to one end of the horizontal plate 6. The inner side of the other end of the horizontal plate 6 is rotatably sleeved with one end of the rotating shaft 8. The outer circumferential surface of the middle part of the rotating shaft 8 is rotatably plugged with the middle part of the spur gear 5. The top of the outer circumferential surface of the spur gear 5 is meshed with the teeth at the bottom of the toothed plate 11 through the teeth. A horizontal limit rod is slidably plugged into the middle part of the right end of the toothed plate 11. The end of the horizontal limit rod away from the toothed plate is fixedly set on the top of the right side of the fixed vertical plate 4 The right end of the toothed plate 11 is fixedly connected to one end of the second telescopic rod 10, and the other end of the second telescopic rod 10 is fixedly connected to the middle position of the bottom of the right end of the top support plate 7. The right end of the top support plate 7 is fixedly provided with a left arc-shaped slide plate 9, the bottom of the left arc-shaped slide plate 9 is chamfered, and the left arc-shaped slide plate 9 is tilted. The left arc-shaped slide plate 9 provides support for the falling bolts to prevent the bolts from sliding out, and the bottom of the left end of the top support plate 7 is fixedly connected to the top of the fixed vertical plate 4.

[0025] The front side of the spur gear 5 is fixedly connected to the inner side of one end of the vertical swing plate 13, and the inner side of the other end of the vertical swing plate 13 is slidably connected to the slide groove in the middle of the transverse power plate 12 through a sliding rod. A connecting rod is rotatably provided at the bottom of the right end of the transverse power plate 12, and a lower pressure plate 14 is rotatably provided at the bottom of the connecting rod. The width of the lower pressure plate 14 is smaller than the width of the groove in the middle of the bottom support plate 16. By arranging the lower pressure plate 14 at the bottom of the transverse power plate 12, it is convenient to apply pressure to the bolts placed in the bottom support plate 16 through the flat lower pressure plate 14. The left end of the transverse power plate 12 is rotatably connected to the top of the support plate 3 through a rotating rod, and the bottom of the support plate 3 is fixedly connected to the upper surface of the support plate near the bottom position on the inner side of the fixed vertical plate 4.

[0026] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0027] When in use, the bolt to be tested is placed on the upper surface of the top support plate 7, and the bolt slides downward through the left arc-shaped slide plate 9. During the sliding process, it is flattened on the upper surface of the bottom support plate 16 by the resistance of the bottom inclined slide plate 15. The second telescopic rod 10 is started as a power to drive the toothed plate 11 to move. The toothed plate 11 drives the vertical swing plate 13 to swing through the spur gear 5, and the transverse power plate 12 makes a circular motion around the top of the support plate 3 through the middle slide groove. When the transverse power plate 12 swings downward through the lower pressure plate 14, the pressure on the bolt is completed to achieve stress detection. When the detection is completed, the first telescopic rod 2 is started as a power to drive the transverse rod 18 to move. The transverse rod 18 pushes out the bottom support plate 16 by connecting the bottom plate 17, which is convenient for removing the bolt, avoiding the bolt from remaining inside, and reducing the detection error.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although the 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 bolt stress detector, comprising a base plate (1), characterized in that: One end of the upper surface of the base plate (1) is fixedly connected to the bottom of the fixed vertical plate (4), the right side of the fixed vertical plate (4) near the top is fixedly connected to one end of the transverse plate (6), the inner side of the other end of the transverse plate (6) is rotatably sleeved with one end of the rotating shaft (8), the outer circumferential surface of the middle part of the rotating shaft (8) is rotatably plugged with the middle part of the spur gear (5), the top of the outer circumferential surface of the spur gear (5) is meshed with the teeth of the bottom of the toothed plate (11) through the teeth, the right end of the toothed plate (11) is fixedly connected to one end of the second telescopic rod (10), the other end of the second telescopic rod (10) is fixedly connected to the middle position of the bottom of the right end of the top support plate (7), and the bottom of the left end of the top support plate (7) is fixedly connected to the top of the fixed vertical plate (4); The front side of the spur gear (5) is fixedly connected to the inner side of one end of the vertical swing plate (13), the inner side of the other end of the vertical swing plate (13) is slidably connected to the slide groove in the middle of the transverse power plate (12) through a slide rod, the left end of the transverse power plate (12) is rotatably connected to the top of the support plate (3) through a rotating rod, and the bottom of the support plate (3) is fixedly connected to the upper surface of the support plate near the bottom position on the inner side of the fixed vertical plate (4).

2. A bolt stress detector according to claim 1, characterized in that: A transverse limiting rod is slidably inserted in the middle of the right end of the tooth groove plate (11), and one end of the transverse limiting rod away from the tooth groove plate is fixedly arranged on the top of the right side of the fixed vertical plate (4).

3. A bolt stress detector according to claim 1, characterized in that: A connecting rod is rotatably provided at the bottom of the right end of the transverse power plate (12), and a lower pressing plate (14) is rotatably provided at the bottom of the connecting rod. The width of the lower pressing plate (14) is smaller than the width of the groove in the middle of the bottom supporting plate (16).

4. A bolt stress detector according to claim 1, characterized in that: A left-side arc-shaped slide plate (9) is fixedly arranged at the right end of the top support plate (7), the bottom of the left-side arc-shaped slide plate (9) is rounded, and the left-side arc-shaped slide plate (9) is arranged tilted.

5. The bolt stress detector according to claim 1, characterized in that: An inclined bottom inclined plate (15) is fixedly arranged at the right end of the upper surface of the base plate (1), and a position close to the bottom of the inner side of the bottom inclined plate (15) is slidably connected to the right end of the bottom supporting plate (16), and the bottom of the bottom supporting plate (16) is slidably arranged in the middle of the upper surface of the base plate (1) via a slider.

6. A bolt stress detector according to claim 5, characterized in that: The left end of the bottom support plate (16) is fixedly provided with a connecting bottom plate (17), a transverse rod (18) is slidably provided in the middle of the upper surface of the connecting bottom plate (17) through a rotating rod, a sliding groove in the middle of the right end of the transverse rod (18) is slidably connected with a vertical rod on the upper surface of the connecting bottom plate (17), the middle part of the transverse rod (18) is rotatably provided on the upper surface of the base plate (1) through the vertical rod, the left end of the transverse rod (18) is rotatably sleeved with a first telescopic rod (2), and the first telescopic rod (2) is fixedly provided on the upper surface of the base plate (1) through a connecting plate.

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