Stress detection device for bridge rotation
By designing a stress detection device for bridge rotors with cables and gears, the problem that the detection device in the prior art cannot effectively detect the stress and grip of the bridge rotors is solved, and the stress detection and grip are effectively improved.
Patent Information
- Application Number
- CN202421206476.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-30
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-30
AI Technical Summary
The existing stress detection device for bridge rotary body cannot effectively detect the stress generated when bridge rotary body, and is easy to move or roll over during the detection process, which cannot effectively increase the grip on the ground.
A stress detection device for bridge rotary body including a base plate, a beam body, a support device and a winding device is designed. The roller and the shaft are rotated by a cable, and the coupling displays the stress on the detection assembly, and passes through the gears and tooth columns at the same time. Drive the movement of the support and use the anti-slip wear-resistant layer to increase grip.
Effective detection of the stress of the bridge rotor is realized, and the grip of the detection device is effectively increased through the anti-slip wear-resistant layer to ensure stable detection.
Smart Images
Figure CN222299018U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bridge rotation, in particular to a stress detection device for bridge rotation. Background Art
[0002] Bridge rotation construction is a construction method widely used in crossing busy railways, highways, deep and fast-flowing canyons, and busy waterways. It provides reliable guarantees for the safety, quality, and progress of bridge construction under special conditions. Rotation construction technology is increasingly favored by bridge builders for its economic, convenient, and reliable characteristics. Bridges will generate stress during the rotation process. Bridge stress includes bending and shear stress, tensile, compressive, and shear stress generated by bending moment (bending) and shear force. Therefore, the stress generated during the rotation of the bridge must be tested.
[0003] However, the prior art still has the following problems:
[0004] First, when the bridge rotates, a detection device is needed to detect the stress generated when the bridge rotates. However, the existing stress detection devices for bridge rotations on the market cannot effectively detect the stress generated when the bridge rotates, and are of low practicality.
[0005] Secondly, when the bridge rotates, a detection device is needed to detect the stress generated during the rotation of the bridge. Since the bridge will generate stress during the rotation process, the stress will cause the detection device to move or overturn, and it is impossible to effectively increase the grip of the detection device on the ground.
[0006] In view of the above problems, the inventors proposed a stress detection device for bridge rotation to solve the above problems. Utility Model Content
[0007] In order to solve the problem that the stress generated when the bridge rotates cannot be effectively detected and the grip of the detection device on the ground cannot be effectively increased; the purpose of the utility model is to provide a stress detection device for a bridge rotation.
[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a stress detection device for a bridge swivel, comprising a base plate, one end of the base plate is provided with a beam body, both ends of the base plate are provided with supporting devices, the top of the base plate is provided with a winding device, the winding device comprises two fixed plates, one end of the opposite surfaces of the two fixed plates are rotatably connected with a first rotating shaft, the top of the base plate is provided with a first motor, the output end of the first motor passes through one end of one of the fixed plates and is fixedly connected to one end of the first rotating shaft, a cable is wound around the outer surface of the first rotating shaft, the bottom end of the beam body is rotatably connected to a turntable, the top end of the beam body is fixedly connected to the bridge deck, and the lower part of the outer surface of the beam body is provided with a limiter for use with the cable The top of the base plate is fixedly connected to a support plate, the top of the support plate is fixedly connected to a plurality of connecting rods distributed in a rectangular array, the tops of the plurality of connecting rods are rotatably connected to rollers, the inner walls of the plurality of rollers are respectively fitted with the outer surfaces of the cables, one end of the cable is fixedly connected to a hook, one end of the beam body is fixedly connected to a fixing ring, the inner wall of the hook is fitted with the inner wall of the fixing ring, one end of the other fixed plate is penetrated by a coupling, one end of the coupling is fixedly connected to one end of the first rotating shaft, one end of the coupling is penetrated by a detection component, one end of the detection component is fixedly connected to a display screen, and three buttons distributed at equal intervals are fixedly connected to the lower part of one end of the detection component.
[0009] Preferably, the supporting device includes a supporting box, one end of the supporting box is fixedly connected to one end of the bottom plate, and the inner walls on both sides of the supporting box are rotatably connected to a worm gear, one end of the supporting box is provided with a second motor, an output end of the second motor passes through an inner wall at one end of the supporting box and is fixedly connected to one end of the worm gear, an outer surface of the worm gear is meshingly connected to a worm wheel, one end of the worm wheel passes through and is connected to a second rotating shaft, two ends of the second rotating shaft are respectively rotatably connected to the inner walls on both sides of the supporting box, one end of the second rotating shaft passes through and is connected to a gear, and the outer surface of the gear is meshingly connected to a tooth column, the upper and lower ends of the tooth column respectively pass through the upper and lower inner walls of the supporting box, the top end of the tooth column is fixedly connected to a limiting plate, the bottom end of the tooth column is fixedly connected to a support, and the bottom end of the support is coated with an anti-slip and wear-resistant layer.
[0010] Compared with the prior art, the beneficial effects of the utility model are:
[0011] 1. The utility model can drive multiple rollers to rotate when the cable moves, the cable pay-off drives the first rotating shaft to rotate, the first rotating shaft rotates and drives the coupling to rotate, and the coupling rotates to display the stress on the display screen on the detection component, thereby effectively detecting the stress generated when the bridge rotates;
[0012] 2. The utility model can drive the tooth column to move downward by rotating the gear, and the downward movement of the tooth column drives the support to move downward, and the anti-skid and wear-resistant layer painted on the bottom end of the support contacts the ground, thereby achieving the purpose of effectively increasing the grip of the detection device on the ground. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0014] Figure 1 It is a schematic diagram of the structure of the utility model.
[0015] Figure 2 It is a schematic diagram of the supporting device of the utility model.
[0016] Figure 3 It is a schematic diagram of the winding device of the utility model.
[0017] In the figure: 1, bottom plate; 2, beam body; 3, supporting device; 4, winding device; 5, limiting groove; 6, turntable; 7, bridge deck; 30, supporting box; 31, worm; 32, second motor; 33, worm wheel; 34, second rotating shaft; 35, gear; 36, gear column; 37, limiting plate; 38, support; 39, anti-skid and wear-resistant layer; 401, fixing plate; 402, first rotating shaft; 403, first motor; 404, cable; 405, supporting plate; 406, connecting rod; 407, roller; 408, detection component; 409, display screen; 410, button; 411, hook; 412, fixing ring; 413, coupling. DETAILED DESCRIPTION
[0018] 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.
[0019] Example: Figure 1-3As shown, the utility model provides a stress detection device for a bridge rotation, comprising a bottom plate 1, one end of the bottom plate 1 is provided with a beam body 2, both ends of the bottom plate 1 are provided with support devices 3, the top of the bottom plate 1 is provided with a winding device 4, the winding device 4 comprises two fixed plates 401, one end of the opposite surfaces of the two fixed plates 401 are rotatably connected with a first rotating shaft 402, the top of the bottom plate 1 is provided with a first motor 403, the output end of the first motor 403 passes through one end of one of the fixed plates 401 and is fixedly connected to one end of the first rotating shaft 402, the outer surface of the first rotating shaft 402 is wound with a cable 404, the bottom end of the beam body 2 is rotatably connected with a turntable 6, the top of the beam body 2 is fixedly connected with a bridge deck 7, the lower part of the outer surface of the beam body 2 is provided with a limiting groove 5 for cooperating with the cable 404, the top of the bottom plate 1 is fixedly connected with a support plate 405, and the top of the support plate 405 is fixedly connected with a plurality of connecting rods 4 distributed in a rectangular array 06, the top ends of the plurality of connecting rods 406 are rotatably connected with rollers 407, the inner walls of the plurality of rollers 407 are respectively fitted with the outer surfaces of the cables 404, one end of the cables 404 is fixedly connected with a hook 411, one end of the beam body 2 is fixedly connected with a fixing ring 412, the inner wall of the hook 411 is fitted with the inner wall of the fixing ring 412, one end of another of the fixing plates 401 is penetrated and connected with a coupling 413, one end of the coupling 413 is connected with the first rotating shaft One end of 402 is fixedly connected, one end of the coupling 413 is penetrated and connected with a detection component 408, one end of the detection component 408 is fixedly connected with a display screen 409, and the lower part of one end of the detection component 408 is fixedly connected with three buttons 410 distributed at equal intervals. The rotation of the first rotating shaft 402 drives the coupling 413 to rotate, and the rotation of the coupling 413 displays the stress on the display screen 409 on the detection component 408, which can detect the stress generated when the bridge rotates.
[0020] The supporting device 3 includes a supporting box 30, one end of which is fixedly connected to one end of the bottom plate 1, and the inner walls of both sides of the supporting box 30 are rotatably connected to a worm 31. A second motor 32 is provided at one end of the supporting box 30, and the output end of the second motor 32 penetrates the inner wall of one end of the supporting box 30 and is fixedly connected to one end of the worm 31. A worm wheel 33 is meshedly connected to the outer surface of the worm 31, and one end of the worm wheel 33 penetrates and is connected to a second rotating shaft 34. The two ends of the second rotating shaft 34 are rotatably connected to the inner walls of both sides of the supporting box 30 respectively. A gear 35 is connected through one end, and a tooth column 36 is meshedly connected to the outer surface of the gear 35. The upper and lower ends of the tooth column 36 respectively pass through the upper and lower inner walls of the support box 30. The top of the tooth column 36 is fixedly connected to a limiting plate 37, and the bottom end of the tooth column 36 is fixedly connected to a support 38. The bottom end of the support 38 is coated with an anti-skid and wear-resistant layer 39. The limiting plate 37 at the top of the tooth column 36 limits the tooth column 36. The tooth column 36 moves downward to drive the support 38 to move downward. The anti-skid and wear-resistant layer 39 coated on the bottom end of the support 38 contacts the ground, which can effectively increase the grip of the detection device on the ground.
[0021] Working principle: First, hang the hook 411 on the fixed ring 412. When stress detection is required, the turntable 6 drives the beam 2 to rotate, and the cable 404 is pulled by the rotating hook 411. When the cable 404 moves, it drives multiple rollers 407 to rotate. The cable 404 pays off and drives the first rotating shaft 402 to rotate. The rotation of the first rotating shaft 402 drives the coupling 413 to rotate. The rotation of the coupling 413 displays the stress on the display screen 409 on the detection component 408, thereby effectively detecting the stress generated when the bridge rotates.
[0022] When it is necessary to increase the grip of the detection device on the ground, the output end of the second motor 32 rotates to drive the worm 31 to rotate, the rotation of the worm 31 drives the worm wheel 33 to rotate, the rotation of the worm wheel 33 drives the two ends of the second shaft 34 to rotate on the inner walls on both sides of the support box 30, the second shaft 34 drives the gear 35 to rotate, the rotation of the gear 35 drives the gear column 36 to move downward, the limiting plate 37 at the top of the gear column 36 limits the gear column 36, the gear column 36 moves downward and drives the support 38 to move downward, the anti-skid and wear-resistant layer 39 painted on the bottom end of the support 38 contacts the ground, thereby achieving the purpose of effectively increasing the grip of the detection device on the ground.
[0023] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A stress detection device for a bridge swivel, comprising a bottom plate (1), characterized in that: A beam body (2) is provided at one end of the bottom plate (1), supporting devices (3) are provided at both ends of the bottom plate (1), and a winding device (4) is provided at the top end of the bottom plate (1); The winding device (4) comprises two fixed plates (401), one end of the opposite surfaces of the two fixed plates (401) are connected to a first rotating shaft (402) for common rotation, a first motor (403) is provided at the top of the bottom plate (1), an output end of the first motor (403) passes through one end of one of the fixed plates (401) and is fixedly connected to one end of the first rotating shaft (402), a cable (404) is wound around the outer surface of the first rotating shaft (402), one end of the cable (404) is fixedly connected to a hook (411), one end of the beam body (2) is fixedly connected to a fixing ring (412), one end of the other fixed plate (401) is connected to a coupling (413), one end of the coupling (413) is connected to one end of the first rotating shaft (402), and one end of the coupling (413) is connected to a detection component (408).
2. A stress detection device for bridge rotation according to claim 1, characterized in that: The support device (3) comprises a support box (30), one end of the support box (30) is fixedly connected to one end of the bottom plate (1), the inner walls on both sides of the support box (30) are rotatably connected to a worm (31), one end of the support box (30) is provided with a second motor (32), the output end of the second motor (32) passes through the inner wall of one end of the support box (30) and is fixedly connected to one end of the worm (31), the outer surface of the worm (31) is meshingly connected to a worm wheel (33), one end of the worm wheel (33) is penetrated and connected to a second rotating shaft (34), the two ends of the second rotating shaft (34) are respectively rotatably connected to the inner walls on both sides of the support box (30), one end of the second rotating shaft (34) is penetrated and connected to a gear (35), the outer surface of the gear (35) is meshingly connected to a tooth column (36), and the bottom end of the tooth column (36) is fixedly connected to a support (38).
3. A stress detection device for bridge rotation as claimed in claim 1, characterized in that: The top end of the base plate (1) is fixedly connected to a support plate (405), the top end of the support plate (405) is fixedly connected to a plurality of connecting rods (406) distributed in a rectangular array, the top ends of the plurality of connecting rods (406) are rotatably connected to rollers (407), and the inner walls of the plurality of rollers (407) are respectively in contact with the outer surfaces of the cables (404).
4. A stress detection device for bridge rotation as claimed in claim 1, characterized in that: One end of the detection component (408) is fixedly connected to a display screen (409), and the lower part of one end of the detection component (408) is fixedly connected to three buttons (410) distributed at equal intervals.
5. The stress detection device for bridge rotation according to claim 1, characterized in that: The inner wall of the hook (411) is in contact with the inner wall of the fixing ring (412).
6. A stress detection device for bridge rotation as claimed in claim 2, characterized in that: The upper and lower ends of the tooth column (36) respectively penetrate the upper and lower inner walls of the support box (30), and the top end of the tooth column (36) is fixedly connected to the limiting plate (37).
7. A stress detection device for bridge rotation as claimed in claim 2, characterized in that: The bottom end of the support (38) is coated with an anti-skid and wear-resistant layer (39).
8. A stress detection device for bridge rotation as claimed in claim 1, characterized in that: The bottom end of the beam body (2) is rotatably connected to a turntable (6), the top end of the beam body (2) is fixedly connected to a bridge deck (7), and a limit groove (5) for use with a cable (404) is provided on the lower part of the outer surface of the beam body (2).