Bridge floor straightness detection device

Abstract

The utility model provides a bridge floor straightness detection device which comprises a bearing table, an equipment frame is fixedly connected in the bearing table, a mounting groove is formed in the surface of the equipment frame, a measuring mechanism is arranged in the mounting groove, and the measuring mechanism is used for measuring the straightness of a bridge floor. And a winder and a conveying and releasing device are fixedly mounted on the surface of the top end of the equipment frame, and a driving motor is fixedly connected to the surface of one side of the winder. According to the utility model, the measuring mechanism is installed in the equipment frame in the bearing platform in a buckling manner, so that the measuring mechanism can be conveniently and quickly installed and disassembled, the measuring mechanism can be replaced according to actual requirements, and the detection requirements on the flatness of the bridge floor can be met; and the obliquely arranged blowing box is matched with the fan to blow sundries on the moving path of the guide wheel, so that the situation that the sundries influence the measurement accuracy of the whole device is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of garage door motors, in particular to a bridge deck straightness detection device. Background Art

[0002] Bridge measurement refers to the measurement work performed in the various stages of bridge survey and design, construction and operation. To build a bridge, various measurement work is required, including: survey, construction measurement, completion measurement, etc. During the construction process and after completion and opening to traffic, deformation observation work is also required, and bridge deck straightness detection is one of them, which is usually completed using a bridge deck straightness detection device.

[0003] The prior art, such as the urban bridge pavement straightness detection device disclosed in Publication No. CN219284202U, comprises a bearing platform capable of moving on the ground, a support plate being arranged on the upper end of the bearing platform; a detection component arranged on the support plate, the detection component comprising a detection paper capable of horizontally moving above the support plate along the direction of travel of the bearing platform, and the movement speed of the detection paper is consistent with that of the bearing platform, a detection rod is movably arranged in the vertical direction below the detection paper, a second roller is arranged at the lower end of the detection rod, a first marking pen and a second marking pen installed at the upper end of the detection rod are respectively arranged on the upper and lower sides of the detection paper; two guide components are respectively arranged at two opposite edges of the upper end of the support plate, for assisting in guiding the horizontal movement of the detection paper; the utility model is conducive to intuitively detecting the straightness of the bridge pavement through the detection paper, and is convenient and efficient to use.

[0004] The inventor discovered during daily work use that when the device was in operation, dust and debris on the road surface would push the detection rod to move, thereby affecting the detection accuracy. Moreover, the detection component was fixed on the support plate and could not be disassembled for maintenance. At the same time, it was impossible to disassemble and replace other detection equipment according to actual needs. Summary of the invention

[0005] The purpose of the utility model is to address the deficiencies in the prior art and to provide a bridge deck straightness detection device, which can use an inclined purge box in conjunction with a fan to purge debris on the moving path of the guide wheel, thereby preventing the debris from affecting the measurement accuracy of the entire device and the problem that the detection component is fixed on a support plate and cannot be disassembled for maintenance, and at the same time, other detection equipment cannot be disassembled and replaced according to actual needs.

[0006] To achieve the above object, the utility model provides the following technical solutions: a bridge deck straightness detection device, comprising a bearing platform, an equipment frame is fixedly connected to the inside of the bearing platform, a mounting groove is opened on the surface of the equipment frame, a measuring mechanism is arranged inside the mounting groove, and the measuring mechanism is used to measure the straightness of the bridge deck;

[0007] A winder and a conveyor are fixedly mounted on the top surface of the equipment frame, a driving motor is fixedly connected to one side surface of the winder, a driving shaft of the driving motor is fixedly connected to one end of the winding shaft of the winder, a positioner is fixedly connected to the top side of the equipment frame near the winder, a displacement mechanism is fixedly mounted on the bottom end of the bearing platform, and the displacement mechanism is used to drive the bearing platform to move;

[0008] A fan is fixedly mounted on the bottom end of the support platform, and a purge box is snap-fitted onto the air outlet of the fan.

[0009] Preferably, the measuring mechanism includes a positioning plate which is snap-fitted into the mounting groove, a sliding cylinder is inlaid on the surface of the positioning plate, a sliding rod is slidably mounted inside the sliding cylinder, a pen holder is fixedly connected to one side of the top end of the sliding rod, a No. 1 recording pen is rotatably mounted on the top end of the sliding rod, a No. 2 recording pen is rotatably mounted on the bottom end of the pen holder, and a guide wheel is provided at the bottom end of the sliding rod.

[0010] Preferably, the displacement mechanism includes two pairs of support frames fixedly connected to the bottom end of the support platform, rollers are arranged at the bottom ends of the two pairs of support frames, and a linkage shaft is fixedly connected between the pair of roller shafts close to the driving motor.

[0011] Preferably, a linkage mechanism tension mechanism is fixedly installed on the top of the supporting platform, and the linkage mechanism tension mechanism includes a roller frame installed on the top of the supporting platform, and a No. 1 tension roller and a No. 2 tension roller are movably installed inside the roller frame, and a driving ring sleeve is fixedly connected to the surface of the linkage shaft, and the surfaces of the No. 1 tension roller and the No. 2 tension roller are wedge-keyed with driving belts, and the two ends of the driving belt are respectively connected to the driving shaft of the driving motor and the driving ring sleeve with wedge keys.

[0012] Preferably, a speed-limiting motor is arranged inside the supporting platform, and a winding roller is buckled and mounted on one end of the driving shaft of the speed-limiting motor.

[0013] Preferably, the pen holder is U-shaped, and the inner top surface of the pen holder and the top surface of the sliding rod are parallel to each other.

[0014] Preferably, the guide wheel and the roller are of the same size.

[0015] Preferably, the purge box is arranged in an inclined shape, and the blowing port of the purge box is located on the moving path of the guide wheel.

[0016] Preferably, the winder and the conveyor are both composed of a bracket and a roller.

[0017] Preferably, the positioner consists of a bracket and a pair of rollers.

[0018] The beneficial effects of the utility model are:

[0019] (1) The utility model uses an equipment frame connected by a buckle inside the load-bearing platform to facilitate the rapid installation and disassembly of the measuring mechanism, so that the measuring mechanism can be replaced according to actual needs to meet the detection needs of the bridge deck flatness. The drive motor can drive the winder to rotate, thereby cooperating with the positioner and the feeder to complete the winding movement of the test paper and assist in completing the drawing operation of the measuring mechanism for the bridge deck flatness detection. During the movement of the equipment, the inclined purge box can cooperate with the fan to purge the debris on the moving path of the guide wheel, thereby preventing the debris from affecting the measurement accuracy of the entire device.

[0020] (2) The utility model uses a sliding rod slidably installed in the sliding cylinder, so that when the supporting platform moves, the sliding rod moves up and down along with the ups and downs of the road surface, so that the No. 1 recording pen located at the top of the sliding rod and the No. 2 recording pen rotatably installed at the bottom of the pen holder are used to mark the test paper to complete the bridge surface flatness test.

[0021] In summary, the utility model has the advantage that during the movement of the equipment, the inclined purge box cooperates with the fan to purge the debris on the moving path of the guide wheel, thereby preventing the debris from affecting the measurement accuracy of the entire device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0023] Figure 2 It is a bottom view schematic diagram of the overall three-dimensional structure of the utility model;

[0024] Figure 3 It is a side view schematic diagram of the overall structure of the utility model;

[0025] Figure 4 It is a three-dimensional structural schematic diagram of the measuring mechanism of the utility model.

[0026] In the figure: 1. Carrying platform; 2. Equipment frame; 3. Winder; 4. Feeder; 5. Speed ​​limiting motor; 6. Roller; 7. Mounting slot; 8. Measuring mechanism; 9. Displacement mechanism; 10. Positioner; 11. Tension mechanism; 12. Drive motor; 13. Drive belt; 14. Support frame; 15. Roller; 16. Linkage shaft; 17. Drive ring sleeve; 18. Roller frame; 19. No. 1 tension roller; 20. No. 2 tension roller; 21. Positioning plate; 22. Sliding cylinder; 23. Sliding rod; 24. Pen holder; 25. No. 1 recording pen; 26. No. 2 recording pen; 27. Fan; 28. Purge box; 29. ​​Guide wheel. DETAILED DESCRIPTION

[0027] 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 of 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.

[0028] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0029] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined. Example

[0030] like Figure 1 As shown, this embodiment provides a bridge deck straightness detection device, including a bearing platform 1, an equipment frame 2 is fixedly connected inside the bearing platform 1, a mounting groove 7 is opened on the surface of the equipment frame 2, and a measuring mechanism 8 is arranged inside the mounting groove 7, and the measuring mechanism 8 is used to measure the straightness of the bridge deck; a winder 3 and a conveyor 4 are fixedly installed on the top surface of the equipment frame 2, a driving motor 12 is fixedly connected to the surface of one side of the winder 3, and the driving shaft of the driving motor 12 is fixedly connected to one end of the winding shaft of the winder 3, a positioner 10 is fixedly connected to the top of the equipment frame 2 near the winder 3, and a displacement mechanism 8 is fixedly installed on the bottom end of the bearing platform 1. The displacement mechanism 9 is used to drive the supporting platform 1 to move; a fan 27 is fixedly installed at the bottom end of the supporting platform 1, and a purge box 28 is installed at the air outlet of the fan 27. The equipment frame 2 fixedly connected to the inside of the supporting platform 1 is convenient for quickly installing and disassembling the measuring mechanism 8, so that the measuring mechanism 8 can be replaced according to actual needs to meet the detection requirements of the bridge deck straightness. The drive motor 12 is set to drive the winder 3 to rotate, thereby cooperating with the positioner 10 and the feeder 4 to complete the winding movement of the test paper, and assist in completing the drawing operation of the measuring mechanism 8 for the bridge deck straightness detection.

[0031] Preferably, the measuring mechanism 8 includes a positioning plate 21 which is snap-fitted into the mounting groove 7, a sliding cylinder 22 is inlaid on the surface of the positioning plate 21, a sliding rod 23 is slidably installed inside the sliding cylinder 22, a pen holder 24 is fixedly connected to one side of the top end of the sliding rod 23, a No. 1 recording pen 25 is rotatably installed on the top end of the sliding rod 23, a No. 2 recording pen 26 is rotatably installed on the bottom end of the pen holder 24, and a guide wheel 29 is provided at the bottom end of the sliding rod 23. By sliding the sliding rod 23 installed in the sliding cylinder 22, when the bearing platform 1 moves, the sliding rod 23 moves up and down with the ups and downs of the road surface, so that the No. 1 recording pen 25 located at the top of the sliding rod 23 and the No. 2 recording pen 26 rotatably installed on the bottom end of the pen holder 24 are used to mark the test paper and complete the detection of the straightness of the bridge surface.

[0032] Preferably, a linkage mechanism tension mechanism 11 is fixedly installed on the top of the bearing platform 1, and the linkage mechanism tension mechanism 11 includes a roller frame 18 installed on the top of the bearing platform 1, and a No. 1 tension roller 19 and a No. 2 tension roller 20 are movably installed inside the roller frame 18. A driving ring sleeve 17 is fixedly connected to the surface of the linkage shaft 16, and a driving belt 13 is connected to the surfaces of the No. 1 tension roller 19 and the No. 2 tension roller 20 by wedge keys. The two ends of the driving belt 13 are respectively connected to the driving shaft of the driving motor 12 and the driving ring sleeve 17 by wedge keys. The No. 1 tension roller 19 and the No. 2 tension roller 20 are movably installed inside the roller frame 18, so as to provide tension to the driving belt 13. The driving motor 12 is used to drive the driving belt 13 to rotate, thereby cooperating with the driving ring sleeve 17 to drive the linkage shaft 16 to rotate, so as to move the bearing platform 1, so as to complete the detection of the straightness of the bridge deck.

[0033] Preferably, a speed limiting motor 5 is provided inside the support platform 1, and a winding roller 6 is snap-fitted onto one end of the driving shaft of the speed limiting motor 5. The speed of the winding roller 6 can be adjusted by the speed limiting motor 5 inside the support platform 1, thereby providing traction force for the wound test paper, thereby preventing the test paper from being fed too quickly and affecting the markings of the No. 1 recording pen 25 and the No. 2 recording pen 26.

[0034] Preferably, the purge box 28 is arranged in an inclined shape, and the air outlet of the purge box 28 is facing the moving path of the guide wheel 29. The inclined purge box 28 can purge the debris on the moving path of the guide wheel 29, thereby preventing the debris from affecting the measurement accuracy of the entire device.

[0035] Working steps

[0036] Step 1, fix the test paper roll for detection on the roller 6, pass the other end of the test paper roll through the positioner 10 and wind it on the roller surface of the winder 3, turn on the speed limiting motor 5 and the driving motor 12, when the driving motor 12 is working, it will drive the linkage shaft 16 to rotate through the driving belt 13, thereby pulling the entire equipment to move, and at the same time the driving motor 12 drives the winder 3 to rotate, reeling in the test paper, and can pull the test paper to move synchronously in the direction of travel of the supporting platform 1, during the movement, the sliding rod 23 moves up and down with the ups and downs of the road surface, so as to use the No. 1 recording pen 25 at the top of the sliding rod 23 and the No. 2 recording pen 26 rotatably installed at the bottom end of the pen holder 24 to mark the test paper, and complete the bridge deck straightness detection, during the movement of the equipment, the inclined purge box 28 cooperates with the fan 27 to purge the debris on the moving path of the guide wheel 29, thereby avoiding the situation where debris affects the measurement accuracy of the entire device.

[0037] Step 2: According to actual use requirements, the measuring mechanism 8 arranged in the installation groove 7 can be quickly disassembled to facilitate its maintenance and replacement, and other measuring equipment can be replaced to meet the needs of bridge deck flatness detection in various ways.

[0038] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A bridge deck straightness detection device, comprising a bearing platform, wherein an equipment frame is fixedly connected to the bearing platform, characterized in that: The surface of the equipment rack is provided with an installation groove, and a measuring mechanism is arranged inside the installation groove, and the measuring mechanism is used to measure the straightness of the bridge deck; A winder and a conveyor are fixedly mounted on the top surface of the equipment frame, a driving motor is fixedly connected to one side surface of the winder, a driving shaft of the driving motor is fixedly connected to one end of the winding shaft of the winder, a positioner is fixedly connected to the top side of the equipment frame near the winder, a displacement mechanism is fixedly mounted on the bottom end of the bearing platform, and the displacement mechanism is used to drive the bearing platform to move; A fan is fixedly mounted on the bottom end of the support platform, and a purge box is snap-fitted onto the air outlet of the fan.

2. A bridge deck straightness detection device according to claim 1, characterized in that: The measuring mechanism includes a positioning plate which is snap-fitted into the mounting groove, a sliding cylinder is inlaid on the surface of the positioning plate, a sliding rod is slidably mounted inside the sliding cylinder, a pen holder is fixedly connected to one side of the top end of the sliding rod, a No. 1 recording pen is rotatably mounted on the top end of the sliding rod, a No. 2 recording pen is rotatably mounted on the bottom end of the pen holder, and a guide wheel is provided at the bottom end of the sliding rod.

3. A bridge deck straightness detection device according to claim 1, characterized in that: The displacement mechanism includes two pairs of support frames fixedly connected to the bottom end of the support platform, rollers are arranged at the bottom ends of the two pairs of support frames, and a linkage shaft is fixedly connected between the pair of roller shafts close to the driving motor.

4. A bridge deck straightness detection device according to claim 3, characterized in that: A linkage tension mechanism is fixedly installed on the top of the supporting platform, and the linkage tension mechanism includes a roller frame installed on the top of the supporting platform, and a No. 1 tension roller and a No. 2 tension roller are movably installed inside the roller frame. A driving ring sleeve is fixedly connected to the surface of the linkage shaft, and a driving belt is connected to the surface of the No. 1 tension roller and the No. 2 tension roller with a wedge key, and both ends of the driving belt are respectively connected to the driving shaft of the driving motor and the driving ring sleeve with a wedge key.

5. The bridge deck straightness detection device according to claim 1, characterized in that: A speed-limiting motor is arranged inside the bearing platform, and a winding roller is buckled and mounted on one end of a driving shaft of the speed-limiting motor.

6. A bridge deck straightness detection device according to claim 2, characterized in that: The pen holder is U-shaped, and the inner top surface of the pen holder is parallel to the top surface of the sliding rod.

7. A bridge deck straightness detection device according to claim 2, characterized in that: The guide wheel has the same size as the roller.

8. The bridge deck straightness detection device according to claim 2, characterized in that: The purge box is arranged in an inclined shape, and the blowing port of the purge box is oriented on the moving path of the guide wheel.

9. The bridge deck straightness detection device according to claim 1, characterized in that: The winder and the conveyor are both composed of a bracket and a roller.

10. The bridge deck straightness detection device according to claim 1, characterized in that: The positioner is composed of a bracket and a pair of rollers.

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