Device for detecting flatness of cement concrete cast-in-place layer of bridge floor

Abstract

The utility model relates to the technical field of flatness detection, and discloses a bridge floor cement concrete cast-in-place layer flatness detection device which comprises a base, a mounting table fixedly connected to the top of the base in a heat exchange mode, a rotating structure is arranged at the bottom of the base, and a marking mechanism extending to the bottom of the base is arranged at the top of the base. The rotating structure comprises a fixing frame fixedly connected to the bottom of the base. According to the bridge floor cement concrete cast-in-place layer flatness detection device, the fixed frame and the rotating plate are arranged, so that the rotating plate can rotate when encountering a slope, the spring and the connecting rod are arranged, so that the rotating plate can be in a horizontal state conveniently, meanwhile, the rotating plate can be reset conveniently, and when an uneven position is encountered, the rotating plate can rotate. A rotating plate drives a connecting rod to extrude a spring, a pressure sensor is arranged to transmit a signal to a console, and the console controls an alarm to give an alarm, so that an uneven position can be detected.

Description

Technical Field

[0001] The present application relates to the technical field of flatness detection, and in particular to a device for detecting the flatness of a cast-in-place cement concrete layer on a bridge deck. Background Art

[0002] The cast-in-place concrete layer is to lay cast-in-place concrete on the formwork. Cast-in-place concrete is concrete poured on the formwork at the construction site. It generally refers to concrete mixed on site. Most buildings are built using this method, and this method can also be used in bridge deck construction.

[0003] After the concrete cast-in-place layer is completed, a flatness detection device is needed. Chinese patent CN216040545U discloses a highway bridge deck flatness detection device, including a limit support slide, a limit slide opening is provided at the middle side of the bottom end of the limit support slide, a control host is fixedly connected to the middle position of the top of the limit support slide by bolts, a drive motor is fixedly connected to the middle position of the outer wall of the limit support slide by bolts, and the output shaft of the drive motor passes through the outer wall of the limit support slide and extends to the inner side, the output shaft of the drive motor is fixedly connected to the first gear, and the first gear is embedded with the inner wall of the limit support slide for rotation connection, the first gear is meshed with a transmission chain, and the transmission chain is meshed with a second gear on both sides away from the first gear. In this utility model, by making full use of drone technology, the work of manual back and forth detection is replaced, so as to reduce the burden of detection work and improve the work efficiency of staff.

[0004] In the process of implementing this application, the inventor found that there are at least the following problems in this technology: during the use of this utility model, since there are many uneven locations on the bridge deck, it is only possible to detect the bridge deck but not to mark the uneven locations, which may increase the workload of the staff during repairs. Therefore, a bridge deck cement concrete cast-in-place layer flatness detection device is proposed to solve the above-mentioned problems. Utility Model Content

[0005] In response to the shortcomings of the prior art, the present application provides a device for detecting the flatness of the cast-in-place layer of cement concrete on a bridge deck, which has the advantage of easy marking and solves the problem that only the bridge deck can be inspected but the uneven positions cannot be marked, which may increase the workload of the staff during repairs.

[0006] In summary, the present application provides the following technical solutions: a bridge deck cement concrete cast-in-place layer flatness detection device, comprising a base and a mounting platform fixedly connected to the top of the base, the bottom of the base is provided with a rotating structure, and the top of the base is provided with a marking mechanism extending to the bottom thereof;

[0007] The rotating structure comprises a fixed frame fixedly connected to the bottom of the base, a rotating plate extending to the outside of the fixed frame is rotatably connected inside the fixed frame, a sleeve is fixedly connected to the bottom of the base, a spring is fixedly connected inside the sleeve, one end of the spring is fixedly connected to a connecting rod extending to the bottom of the sleeve, and one end of the connecting rod away from the sleeve is hinged to the rotating plate;

[0008] The marking mechanism comprises a material storage tank fixedly connected to the top of the base, the bottom of the material storage tank is fixedly connected to a feed pipe extending to the bottom of the base, and a solenoid valve is fixedly installed on the outside of the feed pipe.

[0009] The present application adopts the above-mentioned technical solution by setting a fixed frame and a rotating plate, so that the rotating plate can rotate when encountering a slope, and then by setting a spring and a connecting rod, the rotating plate can be in a horizontal state and it is also convenient to reset the rotating plate. By setting a storage tank and a discharge pipe, it is convenient to mark uneven places, which is convenient for the staff to repair later.

[0010] Furthermore, the fixing frame is located at the center of the rotating plate, and rollers are rotatably connected to the left and right sides of the rotating plate.

[0011] The beneficial effect of adopting the above further solution is that by arranging the rollers, the rotating plate can move stably.

[0012] Furthermore, a control console is fixedly connected to the top of the mounting platform, an alarm electrically connected to the control console is fixedly installed on the top of the mounting platform, and a pressure sensor is fixedly installed inside the sleeve.

[0013] The beneficial effect of adopting the above further solution is that by setting up a control console and an alarm, it is convenient to remind the staff.

[0014] Furthermore, a support column fixedly mounted on the base is fixedly connected to the bottom of the storage tank, and a feed hopper extending into the interior of the storage tank is fixedly connected to one side of the storage tank.

[0015] The beneficial effect of adopting the above further solution is that by providing a feed hopper, it is convenient for workers to pour lime powder into the storage tank.

[0016] Furthermore, the top of the material storage tank is fixedly connected to a servo motor, and the output shaft of the servo motor is fixedly connected to a rotating shaft extending to the inside of the material storage tank and the discharge pipe.

[0017] The beneficial effect of adopting the above further solution is that the rotating shaft can be driven to rotate by providing a servo motor.

[0018] Furthermore, a stirring blade is fixedly connected to the outside of the rotating shaft, and a spiral blade is fixedly connected to the outside of the rotating shaft and inside the feeding pipe.

[0019] The beneficial effect of adopting the above further scheme is that the lime powder can be prevented from agglomerating by providing the stirring blades, and the inside of the feed pipe can be prevented from being blocked by providing the spiral blades.

[0020] Furthermore, a push handle is fixedly installed on one side of the top of the base away from the mounting platform, and a universal wheel is fixedly installed on the bottom of the base.

[0021] The beneficial effect of adopting the above further solution is that by providing a push handle and universal wheels, it is easy to push the entire device to move.

[0022] Compared with the prior art, the present application provides a bridge deck cement concrete cast-in-place layer flatness detection device, which has the following beneficial effects:

[0023] 1. The flatness detection device for the cast-in-place layer of cement concrete on the bridge deck is provided with a fixed frame and a rotating plate, so that the rotating plate can rotate when encountering a slope, and then by providing a spring and a connecting rod, it is convenient for the rotating plate to be in a horizontal state and to reset the rotating plate. When encountering an uneven position, the rotating plate drives the connecting rod to squeeze the spring, and then by providing a pressure sensor, the signal can be transmitted to the control console, and then the alarm is controlled by the control console to sound an alarm, so that the uneven position can be detected.

[0024] 2. The flatness detection device for the cast-in-place cement concrete layer of the bridge deck is convenient for marking uneven areas by setting up storage tanks and discharge pipes, which is convenient for staff to make subsequent repairs. It solves the problem that the bridge deck can only be inspected but uneven positions cannot be marked, which may increase the workload of staff during repairs. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a cross-sectional view of the structure of this application;

[0026] Figure 2 It is a structural schematic diagram of the rotating structure of the present application;

[0027] Figure 3 This application Figure 1 A is a schematic diagram of the enlarged structure shown;

[0028] Figure 4 This application Figure 2 Schematic diagram of the enlarged structure of B shown.

[0029] Description of reference numerals:

[0030] 1. Base; 2. Mounting table; 3. Fixed frame; 4. Rotating plate; 5. Sleeve; 6. Spring; 7. Connecting rod; 8. Roller; 9. Control console; 10. Alarm; 11. Storage tank; 12. Feeding pipe; 13. Solenoid valve; 14. Feed hopper; 15. Servo motor; 16. Rotating shaft; 17. Stirring blade; 18. Spiral blade; 19. Push handle; 20. Universal wheel; 21. Pressure sensor. DETAILED DESCRIPTION

[0031] See also Figure 1-2 A device for detecting the flatness of a cast-in-place cement concrete layer of a bridge deck comprises a base 1 and a mounting platform 2 fixedly connected to the top of the base 1. A rotating structure is arranged at the bottom of the base 1. The rotating structure comprises a fixing frame 3 fixedly connected to the bottom of the base 1. The fixing frame 3 is internally rotatably connected to a rotating plate 4 extending to the outside thereof. A sleeve 5 is fixedly connected to the bottom of the base 1. A spring 6 is fixedly connected to the inside of the sleeve 5. One end of the spring 6 is fixedly connected to a connecting rod 7 extending to the bottom of the sleeve 5. One end of the connecting rod 7 away from the sleeve 5 is hinged to the rotating plate 4.

[0032] Among them, the fixed frame 3 is located at the center of the rotating plate 4, and the left and right sides of the rotating plate 4 are rotatably connected with rollers 8. The top of the mounting platform 2 is fixedly connected with a control console 9, and the top of the mounting platform 2 is fixedly installed with an alarm 10 electrically connected to the control console 9.

[0033] It should be noted that there are two sleeves 5, which are symmetrically distributed on the left and right sides of the fixing frame 3. A pressure sensor 21 is fixedly installed inside the sleeve 5. The control console 9 is electrically connected to the pressure sensor 21. Two pressure sensors 21 are distributed inside each sleeve 5. The top end of the connecting rod 7 is located between the two pressure sensors 21. When the roller 8 is in a flat position, the connecting rod 7 is just displaced between the two pressure sensors 21 and does not contact each other. At the same time, the connecting rod 7 will generate a small pressure on the spring 6. When the roller 8 encounters a bump on the road, the connecting rod 7 will hit the top pressure sensor 21 and issue an alarm. When the roller 8 encounters a groove on the road, the connecting rod 7 will hit the bottom pressure sensor 21 and issue an alarm.

[0034] See also Figure 1-3 In this embodiment, a marking mechanism extending to the bottom of the base 1 is provided on the top of the base 1, and the marking mechanism includes a storage tank 11 fixedly connected to the top of the base 1, and a discharge pipe 12 extending to the bottom of the base 1 is fixedly connected to the bottom of the storage tank 11, and a solenoid valve 13 is fixedly installed on the outside of the discharge pipe 12.

[0035] Among them, the bottom of the storage tank 11 is fixedly connected to a support column fixedly installed with the base 1, one side of the storage tank 11 is fixedly connected to a feed hopper 14 extending into the interior thereof, the top of the storage tank 11 is fixedly connected to a servo motor 15, and the output shaft of the servo motor 15 is fixedly connected to a rotating shaft 16 extending into the storage tank 11 and the discharge pipe 12.

[0036] It should be noted that the outside of the rotating shaft 16 is fixedly connected with a stirring blade 17, and the outside of the rotating shaft 16 and the inside of the feeding pipe 12 are fixedly connected with a spiral blade 18. It should be noted that the inside of the storage tank 11 is fixedly installed with a bearing compatible with the rotating shaft 16.

[0037] See also Figure 1 In this embodiment, a handle 19 is fixedly installed on the top of the base 1 away from the mounting platform 2, and a universal wheel 20 is fixedly installed on the bottom of the base 1. There are four universal wheels 20, and the roller 8 and the universal wheel 20 are at the same horizontal height.

[0038] The working principle of the above embodiment is:

[0039] First, pour lime powder into the storage tank 11, then start the servo motor 15 to drive the stirring blade 17 and the spiral blade 18 to rotate, set the parameters of the control console 9, and push the device forward. When encountering an uneven position, the rotating plate 4 will rotate, and at the same time drive the connecting rod 7 to squeeze the spring 6. When the connecting rod 7 hits the pressure sensor 21, the signal will be transmitted to the alarm 10 through the control console 9. At this time, the alarm 10 will sound an alarm, and the staff will open the solenoid valve 13 to mark the position.

Claims

1. A device for detecting the flatness of a cast-in-place cement concrete layer on a bridge deck, comprising a base (1) and a mounting platform (2) fixedly connected to the top of the base (1), Features: The bottom of the base (1) is provided with a rotating structure, and the top of the base (1) is provided with a marking mechanism extending to the bottom thereof; The rotating structure comprises a fixing frame (3) fixedly connected to the bottom of the base (1); a rotating plate (4) extending to the outside of the fixing frame (3) is rotatably connected inside the fixing frame (3); a sleeve (5) is fixedly connected to the bottom of the base (1); a spring (6) is fixedly connected inside the sleeve (5); one end of the spring (6) is fixedly connected to a connecting rod (7) extending to the bottom of the sleeve (5); and one end of the connecting rod (7) away from the sleeve (5) is hinged to the rotating plate (4); The marking mechanism comprises a material storage tank (11) fixedly connected to the top of the base (1), the bottom of the material storage tank (11) is fixedly connected to a material discharge pipe (12) extending to the bottom of the base (1), and a solenoid valve (13) is fixedly installed on the outside of the material discharge pipe (12).

2. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 1, Features: The fixing frame (3) is located at the center of the rotating plate (4), and rollers (8) are rotatably connected to the left and right sides of the rotating plate (4).

3. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 1, Features: A control console (9) is fixedly connected to the top of the mounting platform (2), an alarm (10) electrically connected to the control console (9) is fixedly installed on the top of the mounting platform (2), and a pressure sensor (21) is fixedly installed inside the sleeve (5).

4. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 1, Features: The bottom of the material storage tank (11) is fixedly connected to a support column fixedly mounted on the base (1), and one side of the material storage tank (11) is fixedly connected to a feed hopper (14) extending into the interior thereof.

5. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 1, Features: The top of the material storage tank (11) is fixedly connected to a servo motor (15), and the output shaft of the servo motor (15) is fixedly connected to a rotating shaft (16) extending into the material storage tank (11) and the inside of the discharge pipe (12).

6. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 5, Features: The outside of the rotating shaft (16) is fixedly connected to a stirring blade (17), and the outside of the rotating shaft (16) and the inside of the feeding tube (12) are fixedly connected to a spiral blade (18).

7. A bridge deck cement concrete cast-in-place layer flatness detection device according to claim 1, Features: A push handle (19) is fixedly mounted on a side of the top of the base (1) away from the mounting platform (2), and a universal wheel (20) is fixedly mounted on the bottom of the base (1).

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