CN220225225U - Roadbed compactness detection device - Google Patents

Abstract

The utility model discloses a roadbed compactness detection device, which comprises a bottom plate, wherein the upper surface of the bottom plate is rotationally connected with a threaded rod, the surface of the threaded rod is in threaded sleeve connection with a threaded sleeve, the upper surface of the bottom plate is fixedly connected with a sliding rod, the surface of the sliding rod is in sliding connection with a sliding sleeve, a supporting plate is fixedly connected between the threaded sleeve and the sliding sleeve, the lower surface of the supporting plate is rotationally connected with a sampling tube, the top end of the sampling tube extends to the upper part of the supporting plate and is fixedly sleeved with a first bevel gear, the upper surface of the supporting plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a second bevel gear, the first bevel gear is meshed with the second bevel gear, the inner bottom wall of the bottom plate is fixedly connected with a second motor, and the output end of the second motor penetrates through the bottom plate and is fixedly connected with the bottom end of the threaded rod.

Description

Roadbed compactness detection device

Technical Field

The utility model relates to the technical field of roadbed compactness detection, in particular to a roadbed compactness detection device.

Background

The compactness is the ratio of the dry density of the compacted soil or other road construction materials to the standard maximum dry density, expressed in percentage, and the compaction quality of the roadbed and the road surface is one of the most important internal indexes for the management of the construction quality of the road engineering, and only the roadbed and the road surface structural layer are fully compacted, the strength, the rigidity, the stability and the flatness of the roadbed and the road surface can be ensured, so that the service life of the roadbed and the road surface is prolonged;

the traditional roadbed compactness detection method is quite many, but for the core drilling method, a sampling tube is manually smashed into the ground by a person when a sample is drilled, the labor intensity is high, time is wasted, the protection effect on the sample in the sampling process is poor, the integrity and the reduction degree of the sampled sample are poor, the subsequent detection precision is reduced, and in view of the fact, the roadbed compactness detection device is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a roadbed compactness detection device, which solves the problems that the labor intensity is high, the time is wasted, the protection effect on a sample is poor in the sampling process, the integrity and the reduction degree of the sampled sample are poor, and the subsequent detection precision is reduced by manually smashing a sampling tube into the ground by personnel when the sample is drilled.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a road bed compactness detection device, includes the bottom plate, the upper surface of bottom plate rotates and is connected with the threaded rod, threaded sleeve has been cup jointed to the surface screw thread of threaded rod, the upper surface fixedly connected with slide bar of bottom plate, the surface sliding connection of slide bar has the sliding sleeve, threaded sleeve with fixedly connected with backup pad between the sliding sleeve, the lower surface of backup pad rotates and is connected with the sampling tube, the top of sampling tube extends to the top of backup pad has cup jointed first bevel gear fixedly, the upper surface fixedly connected with first motor of backup pad, the output fixedly connected with second bevel gear of first motor, first bevel gear with second bevel gear meshes mutually, the inside diapire fixedly connected with second motor of bottom plate, the output of second motor run through the bottom plate and with the bottom fixed connection of threaded rod.

Preferably, the surface of the bottom plate is provided with an empty groove, the empty groove is positioned right below the sampling tube, and the size of the empty groove is larger than that of the sampling tube.

Preferably, the inside of sampling tube is hollow, the bottom fixedly connected with cutting ring of sampling tube, cutting edge of cutting ring is down.

Preferably, the threaded rod and the top end of the sliding rod are fixedly connected with limiting blocks, and graduation lines are arranged on the surface of the sliding rod.

Preferably, four corners of the lower surface of the bottom plate are provided with movable wheels, two side surfaces of the bottom plate are provided with a group of fixing plates, the surfaces of the four fixing plates are provided with threaded holes, the inner parts of the threaded holes are connected with bolts in a threaded mode, and the bottoms of the four bolts are conical.

Preferably, the top of sampling tube has seted up movable groove, the inside sliding connection in movable groove has the stock, the stock be with the one end fixedly connected with push pedal of the inside of sampling tube, the stock is located the one end fixedly connected with diaphragm of the outside of sampling tube.

(III) beneficial effects

The utility model provides a roadbed compactness detection device. The beneficial effects are as follows:

this road bed compactness detection device, the user removes the device to the position of road bed, then through rotating four bolts, insert ground with four bolts, thereby fix the device, avoid appearing rocking the skew at the in-process of taking a sample, after fixing, drive the second bevel gear through the rotation of first motor and rotate, thereby drive meshed first bevel gear and rotate, thereby drive the sampling tube and rotate, then drive the threaded rod through the rotation of second motor and rotate, thereby drive threaded sleeve pipe and sliding sleeve and remove under the restriction of slide bar, thereby drive the backup pad and remove, thereby drive sampling tube and cutting ring contact ground road bed, make sampling tube and cutting ring bore ground and take a sample, can observe the scale mark on the slide bar simultaneously, control the degree of depth of drilling sampling, after the sample is accomplished, drive the sampling tube through the reversal of second motor and rise and stretch out ground, after stretching out ground through the diaphragm drive stock and push pedal with the inside road bed sample release, conveniently take out the sample, thereby conveniently observe the soil layer compactness and detect the accuracy of compactness.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the overall frontal structure of the present utility model;

fig. 3 is an enlarged view of the structure a of fig. 2 in accordance with the present utility model.

In the figure: 1. a bottom plate; 2. a threaded rod; 3. a threaded sleeve; 4. a slide bar; 5. a sliding sleeve; 6. a support plate; 7. a sampling tube; 8. a first bevel gear; 9. a first motor; 10. a second bevel gear; 11. a second motor; 12. a hollow groove; 13. cutting ring; 14. a limiting block; 15. a movable wheel; 16. a fixing plate; 17. a threaded hole; 18. a bolt; 19. a movable groove; 20. a long rod; 21. a push plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

embodiment one: the utility model provides a road bed compactness detection device, including bottom plate 1, the upper surface of bottom plate 1 rotates and is connected with threaded rod 2, threaded rod 2's surface screw thread has cup jointed threaded sleeve 3, the upper surface fixedly connected with slide bar 4 of bottom plate 1, slide bar 4's surface sliding connection has sliding sleeve 5, fixedly connected with backup pad 6 between threaded sleeve 3 and the sliding sleeve 5, the lower surface of backup pad 6 rotates and is connected with sampling tube 7, the top of sampling tube 7 extends to the top of backup pad 6 and fixedly cup joints first bevel gear 8, the upper surface fixedly connected with first motor 9 of backup pad 6, the output fixedly connected with second bevel gear 10 of first motor 9, first bevel gear 8 meshes with second bevel gear 10, the inside diapire fixedly connected with second motor 11 of bottom plate 1, the output of second motor 11 runs through bottom plate 1 and with threaded rod 2's bottom fixedly connected with, the empty slot 12 has been seted up on bottom plate 1's surface, empty slot 12 is located the direct below of sampling tube 7, the size of empty slot 12 is greater than the size of sampling tube 7, the inside of sampling tube 7 is convenient, the inside for sampling tube 7 is hollow, the bottom of sampling tube 7 has a bevel gear 8 fixedly connected with first bevel gear 8, the bottom 13 of cutting ring 13, the bottom plate 13 is equipped with threaded rod 16 is cut into the bottom plate 16 is cut into to the bottom plate 1, the bottom plate 16 is provided with the screw thread hole 16 simultaneously, the bottom plate 16 is provided with the bottom plate 16 is fixed with four screw thread hole 16, the bottom plate 16 is fixed with the bottom plate 16, the bottom plate 1 is provided with the bottom plate 16 simultaneously, the bottom plate 1's is provided with the bottom plate 16, the bottom plate 16 is convenient for the bottom plate 1's is fixed with the bottom plate is provided with the bottom plate 16, the bottom plate 16 has the screw hole 13, the top hole is used for the top hole 17 simultaneously has the top hole 17, the movable groove 19 has been seted up on the top of sampling tube 7, and the inside sliding connection of movable groove 19 has stock 20, and stock 20 is for the one end fixedly connected with push pedal 21 with the inside of sampling tube 7, and stock 20 is located the one end fixedly connected with diaphragm of the outside of sampling tube 7, makes things convenient for the sample release of the inside sample of sampling tube 7 after the sample is accomplished, makes things convenient for subsequent detection.

During operation, the user removes the device to the position of road bed, then insert ground through rotating four bolts 18, thereby fix the device, avoid appearing rocking the skew at the in-process of taking a sample, after the fixing is accomplished, drive second bevel gear 10 through the rotation of first motor 9 and rotate, thereby drive meshed first bevel gear 8 and rotate, thereby drive sampling tube 7 and rotate, then drive threaded rod 2 through the rotation of second motor 11 and rotate, thereby drive threaded sleeve 3 and sliding sleeve 5 and remove under the restriction of slide bar 4, thereby drive backup pad 6 and remove, thereby drive sampling tube 7 and cutting ring 13 contact ground road bed, make sampling tube 7 and cutting ring 13 bore ground and take a sample, can observe the scale mark on slide bar 4 simultaneously, control the degree of depth of drilling and take a sample, after the sample is accomplished, drive sampling tube 7 through the reversal of second motor 11 and rise and stretch out ground, after the sampling tube 7 stretches out ground, drive the inside sample of long-bar 20 and push pedal 21 with sampling tube 7 through pressing down the diaphragm, conveniently take out, thereby detect the degree of compaction degree of accuracy improves the degree of compaction degree of detecting the soil bed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Claims (6)

1. Roadbed compactness detection device, including bottom plate (1), its characterized in that: the utility model discloses a screw rod, screw rod (2) are connected with in the upper surface rotation of bottom plate (1), threaded sleeve (3) have been cup jointed to the surface screw thread of threaded rod (2), the upper surface fixedly connected with slide bar (4) of bottom plate (1), the surface sliding connection of slide bar (4) has sliding sleeve (5), threaded sleeve (3) with fixedly connected with backup pad (6) between sliding sleeve (5), the lower surface rotation of backup pad (6) is connected with sampling tube (7), the top of sampling tube (7) extends to the top of backup pad (6) has cup jointed first bevel gear (8) and is fixed, the upper surface fixedly connected with first motor (9) of backup pad (6), the output fixedly connected with second bevel gear (10) of first motor (9), first bevel gear (8) with second bevel gear (10) mesh, the inside diapire fixedly connected with second motor (11) of bottom plate (1), the output of second motor (11) runs through bottom plate (1) and with threaded rod (2).

2. The subgrade compactness detection device of claim 1, wherein: an empty groove (12) is formed in the surface of the bottom plate (1), the empty groove (12) is located right below the sampling tube (7), and the size of the empty groove (12) is larger than that of the sampling tube (7).

3. The subgrade compactness detection device of claim 1, wherein: the inside of sampling tube (7) is hollow, the bottom fixedly connected with cutting ring (13) of sampling tube (7), cutting edge down is cut to cutting ring (13).

4. The subgrade compactness detection device of claim 1, wherein: the top of threaded rod (2) with slide bar (4) is all fixedly connected with stopper (14), the surface of slide bar (4) is provided with the scale mark.

5. The subgrade compactness detection device of claim 1, wherein: four corners of the lower surface of bottom plate (1) all are provided with running wheels (15), both sides face of bottom plate (1) all is provided with a set of fixed plate (16), four screw hole (17) have all been seted up on the surface of fixed plate (16), four the inside of screw hole (17) is all threaded connection has bolt (18), four the bottom of bolt (18) is the toper.

6. The subgrade compactness detection device of claim 1, wherein: the top of sampling tube (7) has seted up movable groove (19), the inside sliding connection of movable groove (19) has stock (20), stock (20) be with the one end fixedly connected with push pedal (21) of the inside of sampling tube (7), stock (20) are located the one end fixedly connected with diaphragm of the outside of sampling tube (7).