CN217786765U

CN217786765U - Highway road surface compressive capacity detection device

Info

Publication number: CN217786765U
Application number: CN202221353806.5U
Authority: CN
Inventors: 贾涛; 陈启; 贾涵越; 丁春香; 刘妮
Original assignee: Zhumadian Huazhong Road Design Co ltd
Current assignee: Zhumadian Huazhong Road Design Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-11-11
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to a road surface detection device technical field, especially a highway road surface compressive capacity detection device, set up three spout that encircles its axis equipartition on the tray, each the spout is all along tray radial arrangement, each the spout is all along tray radial sliding fit has the slider, each all rotate in the spout and be connected with the screw rod, each the screw rod is all along tray radial arrangement and rather than corresponding side slider threaded connection, each the slider is towards the equal fixedly connected with arc of tray axis one end, fixedly connected with montant on the tray outer fringe face, montant upper end fixedly connected with mounting panel, mounting panel lower extreme fixedly connected with the hydraulic telescoping rod of tray coaxial arrangement, the hydraulic telescoping rod lower extreme is flexible end and coaxial fixedly connected with pressure disk, the coaxial mounting groove of seting up in the tray upper end installs the pressure sensor who is connected with the controller electricity in the mounting groove, be equipped with the drive arrangement who is used for driving screw on the tray.

Description

Highway road surface compressive capacity detection device

Technical Field

The utility model relates to a road surface detection device technical field, especially a highway road surface compressive capacity detection device.

Background

In the road administration construction process, in order to ensure that the constructed road can be safely put into use, the constructed road needs to be subjected to pressure resistance detection. After the highway is put into use, if the service condition of the highway needs to be analyzed so as to be convenient for maintenance, the pressure resistance of the highway still needs to be tested.

When the road is subjected to the compression resistance test, the compression resistance test is directly carried out on the road surface by using large-scale equipment under most conditions at present, the use is inconvenient, and the cost of the test device is high. In addition, when the compressive capacity of the road surface is directly realized on a highway by using large-scale equipment, the deformation condition of each structural layer of the road surface when the road surface bears the pressure cannot be observed, and the more comprehensive analysis of the detection result is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming the defect of prior art, the utility model provides a highway road surface compressive capacity detection device, the technical scheme of its solution is, including tray, controller, the display of being connected with the controller electricity, a serial communication port, set up three spout that encircles its axis equipartition on the tray, each the spout all radially arranges along the tray, each the spout all has the slider along tray radial sliding fit, each all rotates in the spout and is connected with the screw rod, each the screw rod all along radially arranging along the tray and rather than corresponding side slider threaded connection, each the slider is towards the equal fixedly connected with arc of tray axis one end, fixedly connected with montant on the tray outer fringe face, montant upper end fixedly connected with mounting panel, mounting panel lower extreme fixedly connected with the coaxial pressure disk of arranging of tray, the hydraulic telescoping rod lower extreme is flexible end and coaxial fixedly connected with pressure disk, the mounting groove has been seted up to the tray upper end, install the pressure sensor who is connected with the controller electricity in the mounting groove, be equipped with the drive arrangement who is used for driving screw rod on the tray.

Preferably, the driving device comprises a containing groove coaxially formed in the lower end of the tray, a plurality of connecting rods are uniformly distributed on the inner wall of the containing groove in a surrounding mode, the connecting rods are fixedly connected with a motor, an output shaft of the motor is coaxially arranged with the tray containing groove, a driving bevel gear is coaxially and fixedly connected with an output shaft of the motor, one end, pointing to the tray axis, of each screw extends into the containing groove, and a driven bevel gear meshed with the driving bevel gear is coaxially and fixedly connected with one end, pointing to the tray axis, of each screw.

Preferably, one end of an elastic belt is fixedly connected to the side wall, close to the axis of the tray, of each sliding groove, and the other end of each elastic belt is fixedly connected with the corresponding side sliding block.

Preferably, the upper end face of the pressure sensor is flush with the upper end face of the tray.

The utility model has the advantages that:

1. the utility model discloses when using, the cylindricality sample that will get the core machine and acquire is put on the tray, start drive arrangement's motor corotation, and then drive the screw rod and rotate, the screw rod rotates and is close to the tray axis removal with drive slider along the spout, and then the arc also will be close to the tray axis removal thereupon, the arc is close to tray axis in-process, three arc will promote cylindricality sample and coaxial the arranging of tray, corresponding cylindricality sample also will arrange with hydraulic telescoping rod and pressure disk are coaxial, so that the equipartition of pressure, make the testing result more accurate, the deformation condition of cylindricality sample pressurized can have more directly perceived embodiment in addition. The use is convenient, and the operation is simple.

2. The upper end face of the pressure sensor is flush with the upper end face of the tray, so that the pressure sensor can be guaranteed to receive pressure change of the cylindrical sample, and meanwhile, the pressure sensor can be prevented from being damaged by compression.

3. The elastic band that is equipped with can avoid the cylindricality sample to have the piece to get into the spout when fracture because of the pressurized, causes the clearance difficulty.

Drawings

Fig. 1 is a main cut-away perspective view of the present invention.

Fig. 2 is an enlarged view of the area a of the main section of the stereo view of the present invention.

Fig. 3 is a first perspective view of the present invention.

Reference numerals

1. The automatic hydraulic control device comprises a tray, a controller, a display, a sliding groove, a sliding block, a screw rod, an arc-shaped plate, a vertical rod, a mounting plate, a hydraulic telescopic rod, a pressure plate, a mounting groove, a pressure sensor, a holding groove, a connecting rod, a motor, an output shaft, a driving bevel gear, a driven bevel gear and an elastic belt, wherein the controller is 2, the display is 3, the sliding groove is 4, the sliding block is 5, the screw rod is 6, the arc-shaped plate is 7, the vertical rod is 8, the mounting plate is 9, the hydraulic telescopic rod is 10, the pressure plate is 11, the mounting groove is 12, the pressure sensor is 13, the holding groove is 14, the connecting rod is 15, the motor is 16, the output shaft is 17, the driving bevel gear is 18, the driven bevel gear is 19, and the elastic belt is 20.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings 1-3.

An embodiment, its technical scheme who solves is, the utility model discloses when using, need earlier bore the sample with the coring machine so that detect, the sampling barrel of coring machine is the cylindricality, so the sample of acquireing is the cylinder shape sample, carries out accurate resistance to compression test to the cylindricality sample for being convenient for, needs to make the pressure disk 11 coaxial arrangement of cylindricality sample and hydraulic telescoping rod 10 lower extreme to be convenient for the evenly distributed of pressure. The cylindrical sample is placed on the tray 1 with its lower end surface in contact with the pressure sensor 13 in the mounting groove 12 so that the pressure data is transmitted to the display 3 via the controller 2 for display. Starting a driving device, so that a motor 16 fixedly connected with a connecting rod 15 in an accommodating groove 14 rotates positively, the motor 16 rotates positively to drive a driving bevel gear 18 fixedly connected with an output shaft 17 to rotate, the driving bevel gear 18 drives a screw 6 to rotate through a driven bevel gear 19, the screw 6 rotates to drive a sliding block 5 to move close to the axis of a tray 1 along a sliding groove 4, then an arc plate 7 also moves close to the axis of the tray 1 along with the driving bevel gear, the arc plate 7 is close to the axis of the tray 1 in the process, three arc plates 7 push cylindrical samples and the tray 1 to be arranged coaxially, the corresponding cylindrical samples are also arranged coaxially with a hydraulic telescopic rod 10 and a pressure plate 11, so that the pressure is uniformly distributed, the detection result is more accurate, and the deformation condition of the pressed cylindrical samples can be embodied more intuitively. The use is convenient, and the operation is simple. A corresponding counter-rotating motor 16 can drive the arcuate plate 7 to move away from the axis of the tray 1.

After the cylindrical sample and the pressure plate 11 are coaxially arranged through the driving device matched with the arc-shaped plate 7, the hydraulic telescopic rod 10 on the mounting plate 9 is started to extend downwards, so that the pressure plate 11 can press the cylindrical sample, the pressure sensor 13 in contact with the lower end of the cylindrical sample can transmit pressure data to the controller 2, and then the pressure data are displayed on the display 3 so as to analyze the data. The controller 2 and the display 3 are both arranged on the vertical rod 8, and the pressure sensor 13 and the controller 2 are matched to display and record pressure data change information on the display 3.

In the second embodiment, on the basis of the first embodiment, the upper end surface of the pressure sensor 13 is flush with the upper end surface of the tray 1, so that the pressure sensor 13 can be ensured to receive pressure changes borne by the cylindrical sample, and meanwhile, the pressure sensor 13 can be prevented from being damaged by compression. The deformation condition of the cylindrical sample can be effectively observed by detecting the cylindrical sample.

Third embodiment, on the basis of first embodiment, the elastic webbing 20 that is equipped with has elastic deformation's ability, can shield spout 4 at slider 5 along spout 4 removal in-process, and then avoids the cylindricality sample to have the piece to get into spout 4 when cracking because of the pressurized, causes the clearance difficulty.

Claims

1. The utility model provides a highway road surface compressive capacity detection device, includes tray (1), controller (2), display (3) of being connected with controller (2) electricity, a serial communication port, set up three spout (4) that encircle its axis equipartition on tray (1), each spout (4) all radially arrange along tray (1), each spout (4) all have slider (5) along tray (1) radial sliding fit, each all rotate in spout (4) and be connected with screw rod (6), each screw rod (6) all radially arrange along tray (1) and rather than corresponding side slider (5) threaded connection, each slider (5) towards tray (1) axis one end all fixedly connected with arc (7), fixedly connected with montant (8) on tray (1) outer fringe face, montant (8) upper end fixedly connected with mounting panel (9), mounting panel (9) lower extreme fixedly connected with tray (1) coaxial arrangement's hydraulic telescoping rod (10), hydraulic telescoping rod (10) lower extreme is the coaxial coupling and is held fixedly connected with telescopic link (11), pressure sensor (12) and pressure control mounting groove (12) have been seted up to tray (1), and a driving device for driving the screw rod (6) is arranged on the tray (1).

2. The device for detecting the compression resistance of the road surface according to claim 1, wherein the driving device comprises an accommodating groove (14) coaxially formed at the lower end of the tray (1), a plurality of connecting rods (15) are uniformly distributed around the inner wall of the accommodating groove (14), a motor (16) is fixedly connected to the plurality of connecting rods (15), an output shaft (17) of the motor (16) is coaxially arranged with the accommodating groove (14) of the tray (1), a driving bevel gear (18) is coaxially and fixedly connected to the output shaft (17) of the motor (16), one end, pointing to the axis of the tray (1), of each screw (6) extends into the accommodating groove (14), and one end, pointing to the axis of the tray (1), of each screw (6) is coaxially and fixedly connected with a driven bevel gear (19) meshed with the driving bevel gear (18).

3. The device for detecting the compression resistance of the road surface as claimed in claim 1, wherein the controller (2) and the display (3) are both fixedly mounted on the vertical rod (8).

4. The device for detecting the road pavement compression resistance according to claim 1, wherein one end of an elastic belt (20) is fixedly connected to the side wall of each sliding groove (4) close to the axis of the tray (1), and the other end of each elastic belt (20) is fixedly connected with the corresponding side sliding block (5).

5. The device for detecting the road pavement compression resistance according to claim 1, wherein the upper end surface of the pressure sensor (13) is flush with the upper end surface of the tray (1).