Flatness monitoring device

Abstract

The utility model relates to the technical field of road surface detection, and discloses a flatness monitoring device, which comprises a frame, a plurality of wheels arranged on the frame, a monitoring information box arranged on the upper side of the frame and an installation unit, the positioning part is used for positioning and installing the monitoring information box on a frame, and a pair of baffles is arranged on the upper side face of the positioning part. According to the flatness monitoring device, the installation unit is arranged on the vehicle frame of the detection vehicle, when the monitoring information box is installed, the monitoring information box only needs to be inserted into the positioning part from top to bottom, then the limiting block on the baffle is popped out under the action of the reset spring and abuts against the monitoring information box, and limiting and fixing of the monitoring information box are achieved; during dismounting, the monitoring information box is pulled out after the limiting block is pressed in the mounting groove, so that the monitoring information box is convenient to mount and dismount, the monitoring device is convenient to use, and the working efficiency of the monitoring device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of road surface detection, in particular to a flatness monitoring device. Background Art

[0002] The smoothness of concrete airport runways directly reflects the comfort of aircraft driving, the safety of the road surface, and its service life. The detection of airport runway smoothness can accurately provide information on the construction quality of airport runways, and provide an objective indicator for quality assessment of airport runway construction. The road surface smoothness data acquisition system measurement vehicle came into being as an automatic testing equipment. It only needs to install an information monitoring box on the vehicle body as the information collection terminal to realize the automatic collection of runway surface smoothness information.

[0003] Each time the road surface flatness data acquisition system measuring vehicle is used for inspection, a separate monitoring information box must be installed on the inspection vehicle for use. The existing installation method is to fix it with a strap, or to directly place the monitoring information box on the vehicle frame. Both of these installation methods have defects: using straps to fix it is rather cumbersome, requiring the wrapping and tying of the straps, which is time-consuming, and the convenient disassembly and assembly of the monitoring information box cannot be achieved; and the method of placing it directly on the vehicle frame has no stable structure, which easily causes the monitoring information box to fall off the vehicle frame and has poor stability. Therefore, improvements are now made to the flatness monitoring device. Utility Model Content

[0004] In view of the problems that the monitoring information box on the existing inspection vehicle is inconvenient to install, the installation of the strap is complicated, time-consuming and labor-intensive, and the monitoring information box placed directly has poor stability, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a flatness monitoring device, the purpose of which is to realize the convenient disassembly and assembly of the monitoring information box on the inspection vehicle through the installation unit, which can not only realize the stable installation of the monitoring information box, but also facilitate the convenient disassembly of the monitoring information box, so that the installation time of the monitoring information box can be saved when the monitoring device is used, and the working efficiency of the monitoring device can be improved.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a flatness monitoring device, including a frame, a plurality of wheels arranged on the frame, a monitoring information box arranged on the upper side of the frame, and further comprising:

[0007] An installation unit, the installation unit comprising a positioning portion, the positioning portion is used for positioning and installing the monitoring information box on the vehicle frame, a pair of baffles are arranged on the upper side of the positioning portion, a mounting groove is opened on one side of the upper end of the baffle, a limit block is slidably connected to the mounting groove, and a return spring is arranged between the limit block and the inner wall of the mounting groove;

[0008] A wire taking-up unit is arranged on a side of the frame and is used to wind up the excessively long connecting wire on the monitoring information box.

[0009] As a preferred solution of the flatness monitoring device of the utility model, the positioning part includes a positioning frame, the positioning frame, the lower side of which is fixedly connected with four fixing plates, and the inner wall of the positioning frame is provided with a rubber pad.

[0010] As a preferred solution of the flatness monitoring device of the utility model, the positioning frame is in a rectangular ring shape, and the inner diameter of the positioning frame is the same as the outer diameter of the monitoring information box, and the positioning frame is fixed to the upper side of the frame through a fixing plate.

[0011] As a preferred solution of the flatness monitoring device of the utility model, the limit block is wedge-shaped, and the limit block is elastically telescopically moved on the installation groove through a reset spring.

[0012] As a preferred solution of the flatness monitoring device of the utility model, wherein: the upper end of the rear baffle of the monitoring information box located in the positioning part is higher than the upper side of the monitoring information box, and the limit block is against the upper side of the monitoring information box.

[0013] As a preferred solution of the flatness monitoring device of the utility model, the wire taking-up unit includes a mounting plate, a pair of winding rods are fixedly connected to the outer side of the mounting plate, one end of the winding rod is fixedly connected to a threaded rod, and a limiting nut is threadedly connected to the threaded rod.

[0014] As a preferred solution of the flatness monitoring device of the utility model, both ends of the mounting plate are provided with mounting holes, the cross section of the limiting nut is T-shaped, and the connecting wire of the monitoring information box is wound on the winding rod.

[0015] Beneficial effects of the utility model:

[0016] 1. The utility model provides a mounting unit on the frame of the inspection vehicle. When installing the monitoring information box, it is only necessary to insert the monitoring information box into the positioning portion from top to bottom. Then, the limit block on the baffle pops out and rests on the monitoring information box under the action of a reset spring, so as to realize the limit fixation of the monitoring information box. When disassembling, the limit block is pressed into the mounting groove and the monitoring information box is pulled out. This facilitates the installation and disassembly of the monitoring information box, facilitates the use of the monitoring device, and improves the working efficiency of the monitoring device.

[0017] 2. The utility model provides a wire-receiving unit on the frame of the detection vehicle, and utilizes the winding rod on the wire-receiving unit to realize the winding of the excessively long connecting wire on the monitoring information box. After the monitoring information box is installed, the excessively long connecting wire is wound up by the wire-receiving unit, so as to avoid the connecting wire being dragged on the ground and caused damage, thereby facilitating the monitoring of the monitoring device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0019] Figure 1 It is a schematic diagram of the overall structure of the flatness monitoring device of the utility model.

[0020] Figure 2 It is a structural schematic diagram of the installation unit of the flatness monitoring device of the utility model.

[0021] Figure 3 It is a schematic diagram of the cross-sectional structure of the baffle of the flatness monitoring device of the utility model.

[0022] Figure 4 It is a structural schematic diagram of the positioning part of the flatness monitoring device of the utility model.

[0023] Figure 5 It is a structural schematic diagram of a wire take-up unit of the flatness monitoring device of the utility model.

[0024] Description of reference numerals:

[0025] 1. Frame; 2. Wheel; 3. Mounting unit; 31. Positioning part; 311. Positioning frame; 312. Fixing plate; 313. Rubber pad; 32. Baffle; 33. Mounting groove; 34. Limit block; 35. Reset spring; 4. Monitoring information box; 5. Take-up unit; 51. Mounting plate; 52. Winding rod; 53. Threaded rod; 54. Limit nut; 55. Mounting hole. DETAILED DESCRIPTION

[0026] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0027] Example 1

[0028] Reference Figure 1-4, which is the first embodiment of the utility model, provides a flatness monitoring device, which includes a frame 1, a plurality of wheels 2 arranged on the frame 1, a monitoring information box 4 arranged on the upper side of the frame 1, and also includes:

[0029] The mounting unit 3 includes a positioning portion 31, which is used for positioning and mounting the monitoring information box 4 on the vehicle frame 1. A pair of baffles 32 are provided on the upper side of the positioning portion 31. A mounting groove 33 is provided on one side of the upper end of the baffle 32. A limit block 34 is slidably connected to the mounting groove 33, and a return spring 35 is provided between the limit block 34 and the inner wall of the mounting groove 33.

[0030] The wire take-up unit 5 is arranged on a side surface of the vehicle frame 1 , and is used to wind up the excessively long connecting wire on the monitoring information box 4 .

[0031] The positioning portion 31 includes a positioning frame 311 , the lower side of the positioning frame 311 is fixedly connected with four fixing plates 312 , and the inner wall of the positioning frame 311 is provided with a rubber pad 313 .

[0032] The positioning frame 311 is in a rectangular ring shape, and the inner diameter of the positioning frame 311 is the same as the outer diameter of the monitoring information box 4 . The positioning frame 311 is fixed to the upper side of the vehicle frame 1 through a fixing plate 312 .

[0033] The limiting block 34 is wedge-shaped and elastically telescopically moves on the installation groove 33 through a return spring 35 .

[0034] The upper end of the rear baffle 32 of the monitoring information box 4 in the positioning portion 31 is higher than the upper side of the monitoring information box 4 , and the limiting block 34 abuts against the upper side of the monitoring information box 4 .

[0035] During use, the monitoring information box 4 is installed on the frame 1, and the monitoring information box 4 is inserted into the positioning frame 311 from top to bottom. During the installation of the monitoring information box 4, the monitoring information box 4 will first squeeze the limit block 34 and press the limit block 34 into the installation slot 3. As the lower side of the monitoring information box 4 is against the frame 1, the lower end of the monitoring information box 4 is completely stuck in the positioning frame 311 and reinforced and protected by the rubber pad 313 in the positioning frame 311. Then, the limit block 34 in the installation slot 33 of the baffle 32 pops out under the elastic force of the reset spring 35. After the limit block 34 pops out, it is stuck on the upper side of the monitoring information box 4, thereby fixing the monitoring information box 4 on the frame 1. Then, the wheel 2 is used to move the inspection vehicle to perform a flatness inspection of the airport runway. After the inspection is completed, the limit block 34 is pressed into the installation slot 33 and the monitoring information box 4 is pulled out, which is convenient for the installation and disassembly of the monitoring information box 4.

[0036] Example 2

[0037] Reference Figure 1-5 , which is the second embodiment of the utility model, and this embodiment is different from the first embodiment in that:

[0038] The wire take-up unit 5 comprises a mounting plate 51 , a pair of winding rods 52 are fixedly connected to the outer side surface of the mounting plate 51 , a threaded rod 53 is fixedly connected to one end of the winding rod 52 , and a limiting nut 54 is threadedly connected to the threaded rod 53 .

[0039] Both ends of the mounting plate 51 are provided with mounting holes 55 . The cross section of the limiting nut 54 is T-shaped. The connecting wire of the monitoring information box 4 is wound on the winding rod 52 .

[0040] During use, bolt fasteners are screwed into the mounting holes 55 of the mounting plate 51 to fix the mounting plate 51 on the vehicle frame 1. After the monitoring information box 4 is installed, the excessively long connecting wires on the monitoring information box 4 are wound around the winding rod 52, and then the limiting nut 54 is screwed onto the threaded rod 53 to tighten the connecting wires wound on the winding rod 52 to prevent the connecting wires from being dragged on the ground and causing damage, thereby facilitating monitoring by the monitoring device.

[0041] The remaining structures are the same as those of Example 1.

[0042] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A flatness monitoring device, comprising a frame (1), a plurality of wheels (2) arranged on the frame (1), and a monitoring information box (4) arranged on the upper side of the frame (1), characterized in that: Also includes: An installation unit (3), the installation unit (3) comprising a positioning portion (31), the positioning portion (31) being used for positioning and installing the monitoring information box (4) on the vehicle frame (1), a pair of baffles (32) being provided on the upper side of the positioning portion (31), a mounting groove (33) being provided on one side of the upper end of the baffle (32), a limit block (34) being slidably connected to the mounting groove (33), and a return spring (35) being provided between the limit block (34) and the inner wall of the mounting groove (33); A wire take-up unit (5), the wire take-up unit (5) being arranged on a side surface of the vehicle frame (1), and the wire take-up unit (5) being used to wind up the excessively long connecting wire on the monitoring information box (4).

2. The flatness monitoring device according to claim 1, characterized in that: The positioning portion (31) comprises a positioning frame (311), the positioning frame (311), the lower side of the positioning frame (311) is fixedly connected with four fixing plates (312), and the inner wall of the positioning frame (311) is provided with a rubber pad (313).

3. The flatness monitoring device according to claim 2, characterized in that: The positioning frame (311) is in the shape of a rectangular ring, and the inner diameter of the positioning frame (311) is the same as the outer diameter of the monitoring information box (4). The positioning frame (311) is fixed to the upper side of the vehicle frame (1) via a fixing plate (312).

4. The flatness monitoring device according to claim 1, characterized in that: The limiting block (34) is wedge-shaped, and the limiting block (34) is elastically telescopically movable on the installation groove (33) via a return spring (35).

5. The flatness monitoring device according to claim 1, characterized in that: The upper end of the rear baffle (32) of the monitoring information box (4) located in the positioning portion (31) is higher than the upper side of the monitoring information box (4), and the limit block (34) abuts against the upper side of the monitoring information box (4).

6. The flatness monitoring device according to claim 1, characterized in that: The wire take-up unit (5) comprises a mounting plate (51), the outer side surface of the mounting plate (51) is fixedly connected to a pair of winding rods (52), one end of the winding rod (52) is fixedly connected to a threaded rod (53), and a limiting nut (54) is threadedly connected to the threaded rod (53).

7. The flatness monitoring device according to claim 6, characterized in that: Both ends of the mounting plate (51) are provided with mounting holes (55); the cross section of the limiting nut (54) is T-shaped; and the connecting wire of the monitoring information box (4) is wound on the winding rod (52).

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