Device capable of measuring shrinkage deformation of cement stabilized macadam material test piece

Abstract

The utility model discloses a device capable of measuring shrinkage deformation of a cement stabilized macadam material test piece, which comprises a first connecting rod, a data acquisition unit is arranged on the first connecting rod, two ends of the first connecting rod are connected with supporting columns through dismounting assemblies, the two supporting columns are respectively provided with a laser range finder and a range finding target, and the laser range finder and the range finding target are connected with the data acquisition unit. A first connecting rod on a data collector is separated from second connecting rods at the two ends, after separation, the stability of a single supporting column and a distance measuring target at the top of the supporting column is controlled through sliding between a sliding groove and an adjusting frame, and after separation, the two supporting columns with the distance measuring target and a laser distance measuring instrument are moved to the needed position; and a plurality of laser lamps are turned on to be aligned with the laser reflecting surface at one end of the second connecting rod on the supporting column, so that standardized data monitoring can be carried out while separation is realized, errors are avoided, and the accuracy is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cement stable broken stone material test piece shrinkage deformation amount technical field, concretely relates to a device of cement stable broken stone material test piece shrinkage deformation amount can be measured. BACKGROUND

[0002] Cement stable broken stone base is the main component of high grade highway, wherein cement stable broken stone material is a kind of semi-rigid material, and the performance mainly shows high compressive strength and rigidity, high bearing capacity and certain flexural strength, since cement stable broken stone material is brittle, especially the component cementitious material cement generating strength is susceptible to temperature and humidity, shrinkage cracking is easily generated when temperature and humidity change sharply in construction process, therefore, it is necessary to measure the shrinkage deformation amount generated by cement stable broken stone material under various temperature and humidity conditions, and the traditional monitoring range has limitations, resulting in poor adaptability, unable to detect large range, long distance and multi-scene data. CONTENT

[0003] The utility model discloses a device of cement stable broken stone material test piece shrinkage deformation amount can be measured to solve the above-mentioned problems.

[0004] To achieve the above object, the utility model provides the following technical scheme: a device of cement stable broken stone material test piece shrinkage deformation amount can be measured, including connecting rod one, be provided with data collector on the connecting rod one, the connecting rod one both ends are connected with support column through dismounting component, and the laser range finder and range target are respectively set up on two support columns;

[0005] The dismounting component includes the plug-in block one fixed on the upper and lower sides of the both ends of connecting rod one, and the plug-in block two is installed on one side of plug-in block one, the connecting rod two is fixedly arranged between two plug-in block two, the support column is installed on the connecting rod two, the connecting rod two and connecting rod one are mutually inserted through plug-in block one and plug-in block two, there is gap between the connecting rod two and connecting rod one, and the arc-shaped boss is arranged in the gap, the arc-shaped boss is fixedly connected with connecting rod one, and a plurality of laser lights are fixedly connected in circumferential array on the arc-shaped boss.

[0006] Preferably, the end face of the connecting rod two close to the arc-shaped boss is provided with a laser reflection surface, and the laser reflection surface is in the same horizontal plane with the arc-shaped boss.

[0007] Preferably, the side face of the plug-in block one close to the plug-in block two is provided with a clamping groove, and the plug-in block two is inserted through the clamping groove.

[0008] Preferably, the connecting rod two is provided with a sliding groove, the adjusting frame is arranged on the sliding groove and slides, and the supporting column is installed on the adjusting frame and slides and is fixed between the adjusting frame and the connecting rod two through bolts.

[0009] Preferably, the adjusting frame is fixedly connected with a base at the bottom, and the supporting column is provided with a mounting bracket between the laser range finder or the ranging target.

[0010] The technical effects and advantages of the utility model are as follows: the connecting rod one on the data collector is separated from the connecting rod two at two ends, the stability of the single supporting column and the ranging target on the top of the single supporting column is controlled through the sliding between the sliding groove and the adjusting frame after the separation, the two supporting columns with the ranging target and the laser range finder are moved to the required position after the separation, and the middle space between the data collector is empty, then the plurality of laser lamps is aligned with the laser reflecting surface at one end of the connecting rod two on the supporting column, the standardized monitoring data can be realized while the separation, no error occurs, the precision is improved, the horizontal height of the data collector can be supported or adjusted by external force during the period, only the height needs to be changed here, it is a relatively simple technology and is not shown in the drawing, the whole process has large operation applicability and is convenient to operate, the structure is simple and is not easy to be damaged, and accurate monitoring can be realized. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structural schematic view of the utility model;

[0012] Figure 2 It is an internal structure schematic view of the utility model;

[0013] Figure 3 It is a partial enlarged view of A part of the utility model; Figure 2

[0014] In the drawing: 1, supporting column; 2, mounting bracket; 3, laser range finder; 4, ranging target; 5, adjusting frame; 6, base; 7, connecting rod two; 8, connecting rod one; 9, data collector; 10, plug-in block one; 11, plug-in block two; 12, sliding groove; 13, laser lamp; 14, arc-shaped boss; 15, clamping groove; 16, laser reflecting surface. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0016] ​The utility model provides a device that can measure cement stabilized macadam material test piece shrinkage deformation quantity as shown in the figure, including connecting rod one 8, be provided with data collector 9 on connecting rod one 8, and the both ends of connecting rod one 8 are connected with support column 1 through dismantlement subassembly, two support columns 1 are provided with laser range finder 3 and range target 4 respectively,

[0017] Dismantlement subassembly includes the plug -in block one 10 fixed on the upper and lower sides of the both ends of connecting rod one 8, and the plug -in block one 10 side is equipped with the plug -in block two 11, and the plug -in block two 11 between fixed setting has connecting rod two 7, and support column 1 is installed on connecting rod two 7, and connecting rod two 7 and connecting rod one 8 are mutually inserted through the plug -in block one 10 and the plug -in block two 11 between, and there is gap between connecting rod two 7 and connecting rod one 8 and is provided with arc boss 14 in the gap, and arc boss 14 is fixedly connected with connecting rod one 8, and a plurality of laser lamps 13 are fixedly connected in circumferential array on arc boss 14.

[0018] Specifically, the end face of connecting rod two 7 close to arc boss 14 is provided with laser reflection surface 16, and laser reflection surface 16 is in the same horizontal plane with arc boss 14.

[0019] Specifically, the side surface of plug -in block one 10 close to plug -in block two 11 is provided with clamping groove 15 and is inserted with plug -in block two 11 through clamping groove 15.

[0020] Specifically, the sliding slot 12 is set up on connecting rod two 7, and the adjusting frame 5 is slidably arranged on the sliding slot 12, and the support column 1 is installed on the adjusting frame 5 and slides along with the adjusting frame 5 and is fixed between the adjusting frame 5 and connecting rod two 7 through bolt.

[0021] Specifically, the base 6 is fixedly connected to the bottom of the adjusting frame 5, and the mounting frame 2 is arranged between the support column 1 and the laser range finder 3 or the range target 4.

[0022] Working principle: in use of the utility model, through installing the utility model on the ground to be detected, then through data collector 9 detects the ground and utilizes laser range finder 3 and ranging target 4 to monitor the auxiliary data, finally transmit to the background terminal to carry out parameter calculation, during the period, due to the limitation of traditional monitoring range, leading to poor adaptability, the utility model can separate connecting rod one 8 on data collector 9 from connecting rod two 7 at both ends, after separation, through the sliding control between sliding groove 12 and adjusting frame 5, the stability of single support column 1 and ranging target 4 on its top is controlled, after separation, two support columns 1 with ranging target 4 and laser range finder 3 are moved to the required position, and the middle space between data collector 9 is empty, then open multiple laser lamps 13 and the laser reflecting surface 16 at one end of connecting rod two 7 on support column 1 are aligned, realize the separation and also can carry out standardized monitoring data, no error occurs, improve the accuracy, during the period, external force can be used to support or adjust the horizontal height of data collector 9, here only need to change the height, it is not shown in the drawing that the technology is relatively simple, the whole process operation applicability is larger and the operation is convenient, the structure is simple and not easy to damage, can realize accurate monitoring.

[0023] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A device for measuring the shrinkage deformation of cement-stabilized crushed stone material specimens, comprising a connecting rod (8), wherein a data acquisition device (9) is provided on the connecting rod (8), characterized in that: The two ends of the connecting rod (8) are connected to support columns (1) through a disassembly assembly. A laser rangefinder (3) and a rangefinder target (4) are respectively installed on the two support columns (1). The disassembly assembly includes a first plug block (10) fixed on the upper and lower sides of both ends of the first connecting rod (8), and a second plug block (11) is installed on one side of the first plug block (10). A second connecting rod (7) is fixedly arranged between the two second plug blocks (11). The support column (1) is installed on the second connecting rod (7). The second connecting rod (7) and the first connecting rod (8) are connected to each other by the first plug block (10) and the second plug block (11). There is a gap between the second connecting rod (7) and the first connecting rod (8) and an arc-shaped boss (14) is provided in the gap. The arc-shaped boss (14) is fixedly connected to the first connecting rod (8). Multiple laser lights (13) are fixedly connected in a circumferential array on the arc-shaped boss (14).

2. The device for measuring the shrinkage deformation of cement-stabilized crushed stone material specimens according to claim 1, characterized in that: The connecting rod 2 (7) has a laser reflective surface (16) on its end face near the arc-shaped boss (14), and the laser reflective surface (16) and the arc-shaped boss (14) are on the same horizontal plane.

3. The device for measuring the shrinkage deformation of cement-stabilized crushed stone material specimens according to claim 1, characterized in that: The first plug-in block (10) has a snap-fit ​​groove (15) on one side near the second plug-in block (11) and is plugged into the second plug-in block (11) through the snap-fit ​​groove (15).

4. The device for measuring the shrinkage deformation of cement-stabilized crushed stone material specimens according to claim 1, characterized in that: The connecting rod 2 (7) is provided with a sliding groove (12), and an adjustment frame (5) is slidably provided on the sliding groove (12). The support column (1) is installed on the adjustment frame (5) and slides along with it, and is fixed between the adjustment frame (5) and the connecting rod 2 (7) by bolts.

5. The device for measuring the shrinkage deformation of cement-stabilized crushed stone material specimens according to claim 4, characterized in that: The bottom of the adjustment frame (5) is fixedly connected to a base (6), and a mounting frame (2) is provided between the support column (1) and the laser rangefinder (3) or the rangefinder target (4).

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