CN211340738U - Highway subgrade detection device - Google Patents

Abstract

The utility model discloses a highway subgrade detection device, which comprises a supporting plate, wherein an opening is arranged on the supporting plate, the edges of the two sides of the opening are respectively fixedly connected with a vertical plate and a scale plate, one side of the scale plate is provided with a controller, one side of the controller is provided with a mounting seat, the top end of the mounting seat is fixedly connected with a display, the controller and the mounting seat are both fixedly connected on the supporting plate, the surface of the scale plate is sleeved with a movable sheet, one end of the movable sheet, which is far away from the scale plate, is movably connected on the upper surface of a drop hammer, the top ends of the vertical plate and the scale plate are fixedly connected with a top plate, the top end of the top plate is fixedly connected with a hydraulic transmission device, the bottom end of the hydraulic transmission device is in transmission connection with a hydraulic telescopic rod, the bottom end of the hydraulic telescopic rod is, and the detection and analysis of the roadbed at the measuring place by operators are more accurate.

Description

Highway subgrade detection device

Technical Field

The utility model relates to a highway subgrade detection device belongs to subgrade check out test set technical field.

Background

With the high-speed development of China, a construction project of a highway is also important, so that the detection of the highway subgrade is also very important, and the detection is carried out by using a drop weight deflectometer more accurately in the existing field detection methods and in various ways.

The existing drop hammer type deflectometer detection method is not accurately assisted in height adjustment of a drop hammer, and errors can occur, so that the final calculation result can have errors, the drop hammer can stably fall, the measurement result can have errors due to deviation of the drop hammer, detection on the ground also needs multiple data to be combined together, the final analysis can be more accurate, and detection on a roadbed is more accurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a highway subgrade detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a highway subgrade detection device comprises a supporting plate, wherein an opening is formed in the supporting plate, vertical plates and scale plates are fixedly connected to the edges of the two sides of the opening respectively, a controller is arranged on one side of the scale plate, a mounting seat is arranged on one side of the controller, a display is fixedly connected to the top end of the mounting seat, the controller and the mounting seat are fixedly connected to the supporting plate, a movable sheet is sleeved on the surface of the scale plate, one end, away from the scale plate, of the movable sheet is movably connected to the upper surface of a drop hammer, a top plate is fixedly connected to the top ends of the vertical plates and the scale plate, a hydraulic transmission device is fixedly connected to the top end of the top plate, a hydraulic telescopic rod is in bottom transmission connection with the bottom end of the hydraulic telescopic rod, support rods are arranged on the two sides of the, two the branch bottom all runs through hammer and opening fixedly connected with bearing plate that falls, fixed surface is connected with the blotter on the bearing plate, bearing plate one side is provided with the support, support fixed connection is in the backup pad bottom, a plurality of fixed blocks have been cup jointed on the branch, and is a plurality of the equal fixedly connected with sensor in fixed block bottom.

Preferably, the area of the through opening and the upper surface area of the buffer pad are both larger than the falling weight falling surface area.

Preferably, a placing groove is formed in the center of the lower surface of the bearing plate, a pressure sensor is fixedly connected in the placing groove, and supporting legs are fixedly connected to the bottom ends of the two sides of the supporting plate.

Preferably, the pressure sensor, the sensors, the hydraulic transmission device and the display are all electrically connected with the controller.

Preferably, the inner walls of the fixing blocks are in close contact with the outer wall of the bracket.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an at opening border fixedly connected with scale plate, cup jointed the activity piece on the scale plate, the one end swing joint of activity piece is at the hammer upper surface that falls, when the hammer that falls rises, can assist through activity piece and scale plate, and the height of the hammer that falls of record that can be accurate, and run through the hammer that falls through two branches, restrict the lift route of hammer that falls, prevent that the hammer that falls from appearing the skew phenomenon descending and rise in-process, guaranteed final measured data's accuracy more.

2. The utility model discloses at backup pad bottom fixedly connected with support, a plurality of fixed blocks have been cup jointed on the support, the equal highly connected with inductor in a plurality of fixed block bottoms, can adjust the distance of corresponding sensor and measuring point through the activity fixed block, measured data through a plurality of different distances makes ultimate measuring result more accurate, put at bearing plate lower surface central point simultaneously and be provided with the standing groove, highly connected with pressure sensor in the standing groove, can detect the effort between concave bearing plate and the ground, as auxiliary data, further strengthen the accuracy that detects the roadbed.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a schematic view of the installation position of the pressure sensor of the present invention.

In the figure: 1. a support plate; 2. a support leg; 3. a cushion pad; 4. a pressure sensor; 5. a bearing plate; 6. a fixed block; 7. a support; 8. a sensor; 9. a mounting seat; 10. a display; 11. a controller; 12. a movable plate; 13. a strut; 14. a hydraulic telescopic rod; 15. a scale plate; 16. a top plate; 17. a hydraulic transmission device; 18. dropping a hammer; 19. a port; 20. a placement groove; 21. a riser.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a highway subgrade detection device comprises a supporting plate 1, wherein a through hole 19 is formed in the supporting plate 1, a vertical plate 21 and a scale plate 15 are fixedly connected to the two side edges of the through hole 19 respectively, a controller 11 is arranged on one side of the scale plate 15, an installation seat 9 is arranged on one side of the controller 11, a display 10 is fixedly connected to the top end of the installation seat 9, the controller 11 and the installation seat 9 are both fixedly connected to the supporting plate 1, a movable sheet 12 is sleeved on the surface of the scale plate 15, one end, far away from the scale plate 15, of the movable sheet 12 is movably connected to the upper surface of a drop hammer 18, top ends of the vertical plate 21 and the scale plate 15 are fixedly connected with a top plate 16, the top end of the top plate 16 is fixedly connected with a hydraulic transmission device 17, the bottom end of the hydraulic transmission device 17 is in transmission connection with a hydraulic telescopic rod 14, the bottom end, the bottom ends of the two supporting rods 13 are respectively and fixedly connected with a bearing plate 5 through a drop hammer 18 and a through hole 19, the upper surface of the bearing plate 5 is fixedly connected with a cushion pad 3, one side of the bearing plate 5 is provided with a bracket 7, the bracket 7 is fixedly connected with the bottom end of the supporting plate 1, the supporting rods 13 are sleeved with a plurality of fixing blocks 6, the bottom ends of the fixing blocks 6 are respectively and fixedly connected with a sensor 8, when the drop hammer 18 rises, can be assisted by the movable plate 12 and the scale plate 15, can accurately record the height of the drop hammer 18, and can penetrate through the drop hammer 18 through the two supporting rods 13, the lifting route of the drop hammer 18 is limited, the drop hammer 18 is prevented from deviating in the descending and ascending processes, the accuracy of the final measurement data is further ensured, the distance between the corresponding sensor 8 and the measuring point is adjusted through the movable fixed block 6, and the final measuring result is more accurate through a plurality of measuring data with different distances.

Opening 19 area and cushion 3 go up the surface area and all be greater than the surface area under the weight 18, bearing plate 5 lower surface central point puts and is provided with standing groove 20, fixedly connected with pressure sensor 4 in the standing groove 20, can detect the effort between concave bearing plate 5 and the ground, as auxiliary data, further strengthen the accuracy to the roadbed detection, the equal fixedly connected with stabilizer blade 2 in 1 both sides bottom of backup pad, pressure sensor 4, a plurality of sensor 8, hydraulic transmission 17 and display 10 all with controller 11 electric connection, 6 inner walls of a plurality of fixed blocks and 7 outer wall in close contact with of support, prevent that a plurality of fixed blocks 6 from rocking on branch 13 surfaces, lead to data to have the deviation.

Specifically, when the utility model is used, the controller 11 is used to contract the hydraulic telescopic rod 14, the drop hammer 18 is precisely lifted to a certain height according to the scale on the scale plate 15 on one side, the telescopic rod is extended through the controller 11, the drop hammer 18 can rapidly move downwards, the two support rods 13 can facilitate the drop hammer 18 to deviate, the drop hammer 18 acts on the buffer cushion 3, meanwhile, acting force is exerted on the bearing plate 5 and the ground, the plurality of sensors 8 and the pressure sensor 4 transmit the received data to the controller 11, the data are processed by the controller 11 and transmitted to the display 10 for displaying, so that an operator can know the roadbed situation at a glance, because the sensors 8 are arranged, the distances from the sensors 8 to the measuring place are different, and the auxiliary data of the pressure sensors 4 and the scale plate 15 are added, the detection and analysis of the operator on the roadbed are more accurate.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The highway subgrade detection device comprises a support plate (1) and is characterized in that an opening (19) is formed in the support plate (1), a vertical plate (21) and a scale plate (15) are fixedly connected to the edges of the two sides of the opening (19) respectively, a controller (11) is arranged on one side of the scale plate (15), a mounting seat (9) is arranged on one side of the controller (11), a display (10) is fixedly connected to the top end of the mounting seat (9), the controller (11) and the mounting seat (9) are fixedly connected to the support plate (1), a movable sheet (12) is sleeved on the surface of the scale plate (15), one end, far away from the scale plate (15), of the movable sheet (12) is movably connected to the upper surface of a drop hammer (18), a top plate (16) is fixedly connected to the top ends of the vertical plate (21) and the scale plate (15), and a hydraulic transmission device (17) is fixedly connected to the, hydraulic transmission device (17) bottom transmission is connected with hydraulic telescoping rod (14), hydraulic telescoping rod (14) bottom fixedly connected with drop hammer (18), hydraulic telescoping rod (14) both sides all are provided with branch (13), two the equal fixed connection in roof (16) bottom in branch (13) top, two branch (13) bottom all runs through drop hammer (18) and opening (19) fixedly connected with bearing plate (5), fixed surface is connected with blotter (3) on bearing plate (5), bearing plate (5) one side is provided with support (7), support (7) fixed connection is in backup pad (1) bottom, a plurality of fixed block (6) have been cup jointed on branch (13), and is a plurality of the equal fixedly connected with sensor (8) in fixed block (6) bottom.

2. A road bed detection device according to claim 1, characterized in that: the area of the through opening (19) and the upper surface area of the cushion pad (3) are both larger than the lower surface area of the drop hammer (18).

3. A road bed detection device according to claim 1, characterized in that: bearing plate (5) lower surface central point puts and is provided with standing groove (20), fixedly connected with pressure sensor (4) in standing groove (20), backup pad (1) both sides bottom equal fixedly connected with stabilizer blade (2).

4. A road bed detection device according to claim 3, wherein: the pressure sensor (4), the sensors (8), the hydraulic transmission device (17) and the display (10) are all electrically connected with the controller (11).

5. A road bed detection device according to claim 1, characterized in that: the inner walls of the fixing blocks (6) are in close contact with the outer wall of the bracket (7).

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