CN219364552U

CN219364552U - Highway engineering roadbed compactness check out test set

Info

Publication number: CN219364552U
Application number: CN202320732301.8U
Authority: CN
Inventors: 王妮; 赵小苏; 张纹育
Original assignee: Jinan Jinnuo Road Engineering Supervision Co ltd
Current assignee: Jinan Jinnuo Road Engineering Supervision Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-07-18
Anticipated expiration: 2033-04-06

Abstract

The utility model discloses highway engineering subgrade compactness detection equipment, and relates to the field of highway detection. Highway engineering road bed compactness check out test set, including removing the base, the through-hole has been seted up to the intermediate position of removing the base, remove the bottom of base all install around and remove the gyro wheel, still include: the first cutting ring, the second cutting ring and the third cutting ring are sequentially arranged above the through hole of the movable base from top to bottom; compared with the mode of scraping the soil samples on the upper surface and the lower surface of the ring cutter by manually holding the shovel blade in the prior art, the utility model not only can reduce the workload of test detection personnel, but also can reserve more soil samples for detection, and effectively improves the practicability of the device.

Description

Highway engineering roadbed compactness check out test set

Technical Field

The utility model belongs to the technical field of highway detection, and particularly relates to highway engineering subgrade compactness detection equipment.

Background

The quality of the highway subgrade is the fundamental guarantee of highway safety, the control of the compactness of the highway subgrade is enhanced, the control of the compactness of the highway subgrade is an important ring for guaranteeing the quality of the highway subgrade, if the compactness of the subgrade does not reach the standard, the reduction of the compactness of the highway subgrade is accelerated under the condition of flushing and soaking of external rainwater, a series of quality diseases of the subgrade and the road surface are caused, the safety and comfort of driving are affected, the maintenance and management cost of the later-stage highway is increased, in a filled road, particularly in a high-filling subgrade, the control of the compactness in the construction process plays a very important role in the whole engineering quality, a large number of compactness tests are needed to be carried out at the moment to ensure the engineering quality, and the existing compactness detection method generally adopts a ring method, a sand filling method and a nuclear densimeter method, wherein the ring-filling method is simple and convenient to operate and is used frequently.

However, after the soil sample is taken out by adopting the ring cutter method, the soil on two sides of the ring cutter is required to be shoveled by manually holding the shovel blade, so that the accuracy of compactness detection is ensured, the labor cost is greatly increased, the retained soil sample is less, and the subsequent detection can be influenced.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a highway engineering subgrade compactness detection device which can overcome the problems or at least partially solve the problems.

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that: highway engineering road bed compactness check out test set, including removing the base, the through-hole has been seted up to the intermediate position of removing the base, remove the bottom of base all install around and remove the gyro wheel, still include: the first cutting ring, the second cutting ring and the third cutting ring are sequentially arranged above the through hole of the movable base from top to bottom; the threaded rod is in threaded connection with the first cutting ring, the second cutting ring and the third cutting ring; the first cutting ring, the second cutting ring and the third cutting ring are detachably connected through a threaded rod; and the hydraulic jacking component is used for controlling the first cutting ring, the second cutting ring and the third cutting ring to move up and down and is arranged on the movable base.

In order to be convenient for stretch into inside the route base with first cutting ring, second cutting ring, third cutting ring and take a sample, further, hydraulic ram moves the subassembly and includes support, pneumatic cylinder group, support fixed connection is on the removal base, the vertical fixed connection of pneumatic cylinder group is located directly over the through-hole at the support, the flexible end and the first cutting ring of pneumatic cylinder group are connected.

In order to be convenient for dismantle first cutting ring from the flexible end of pneumatic cylinder group, clear up inside remaining soil sample, furthermore, the flexible end department fixedly connected with mounting panel of pneumatic cylinder group, can dismantle through the screw thread between first cutting ring and the mounting panel and be connected, the threaded rod runs through in the mounting panel.

In order to facilitate the first cutting ring, the second cutting ring and the third cutting ring to move more stably, further, a connecting ring is fixedly connected to the telescopic end of the hydraulic cylinder group, limiting sliding rails are symmetrically and fixedly connected to the front side and the rear side of the movable base close to the connecting ring, limiting rods are connected to the limiting sliding rails in a sliding mode, and one end, away from the limiting sliding rails, of each limiting rod is fixedly connected with the connecting ring.

In order to facilitate the first cutting ring, the second cutting ring and the third cutting ring to drill into the roadbed more easily for soil taking, further, the end part of the third cutting ring, which is far away from the second cutting ring, is arranged in a conical shape.

In order to be convenient for when getting earth, increase the stability of this equipment, further, the storage tank has been seted up to the position that removes the base bottom and is close to the removal gyro wheel, the position threaded connection that removes the base and is close to the storage tank has adjusting bolt, adjusting bolt's lower extreme extends into the storage tank, and with remove the gyro wheel rotation and be connected.

After the technical scheme is adopted, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, through the arrangement of the first cutting ring, the second cutting ring, the third cutting ring and the threaded rod, after sampling is completed, the threaded rod is screwed to take out the soil samples from the first cutting ring, the second cutting ring and the third cutting ring, then the first cutting ring, the second cutting ring and the third cutting ring are separated, and the soil samples in the second cutting ring can be taken to carry out test detection on the compactness of the roadbed.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of a road engineering subgrade compactness detection device according to the present utility model;

FIG. 2 is a schematic diagram of a road engineering subgrade compactness detection device according to the present utility model;

FIG. 3 is a schematic diagram of a road engineering subgrade compactness detection device according to the present utility model;

fig. 4 is an exploded structure schematic diagram of a mounting plate, a first ring cutter, a second ring cutter, a third ring cutter and a threaded rod in the road engineering subgrade compactness detection device provided by the utility model.

In the figure: 1. a movable base; 101. a through hole; 102. a storage groove; 103. an adjusting bolt; 104. moving the roller; 2. a bracket; 201. a hydraulic cylinder group; 202. a connecting ring; 203. a limit sliding rail; 204. a limit rod; 3. a mounting plate; 301. a first cutting ring; 302. a second ring cutter; 303. a third ring cutter; 304. a threaded rod.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

Example 1:

referring to fig. 1-4, the highway engineering roadbed compactness check out test set includes moving base 1, and through-hole 101 has been seted up to moving base 1's intermediate position, and moving roller 104 is all installed all around moving base 1's bottom, still includes: the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 are sequentially arranged above the through hole 101 from top to bottom on the movable base 1; a threaded rod 304 screwed to the first ring cutter 301, the second ring cutter 302, and the third ring cutter 303; the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 are detachably connected through a threaded rod 304; the hydraulic jacking component is used for controlling the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 to move up and down and is arranged on the movable base 1;

the hydraulic jacking assembly comprises a support 2 and a hydraulic cylinder group 201, wherein the support 2 is fixedly connected to the movable base 1, the hydraulic cylinder group 201 is vertically and fixedly connected to the support 2 and is located right above the through hole 101, and the telescopic end of the hydraulic cylinder group 201 is connected with the first ring cutter 301.

In order to ensure the safety quality of the highway subgrade, when the road subgrade is paved and the compactness of the road subgrade needs to be detected, the equipment can be moved to the appointed position of the highway subgrade, then the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 can be assembled to the telescopic end of the hydraulic cylinder group 201 through the threaded rod 304, then the hydraulic cylinder group 201 can be started, the hydraulic cylinder group 201 drives the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 to drill into the subgrade for sampling, after the sampling is completed, the hydraulic cylinder group 201 can be controlled to retract, the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 are taken out from the subgrade and returned to the initial position, then the threaded rod 304 is screwed to take out the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303, then the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 are separated, the soil sample in the second cutting ring 302 can be scraped, the soil sample in the second cutting ring 302 can be detected, compared with the manual soil sample in the subgrade can be scraped, the soil sample in the manual soil sample is not to be detected, and the soil sample is not more effectively detected by the manual soil sample is not held by the manual soil sample.

Example 2:

referring to fig. 1 to 4, the road engineering subgrade compactness detection device is basically the same as that of embodiment 1, and further: the telescopic end of the hydraulic cylinder group 201 is fixedly connected with the mounting plate 3, the first cutting ring 301 is detachably connected with the mounting plate 3 through threads, the threaded rod 304 penetrates through the mounting plate 3, and after a soil sample is finished, the first cutting ring 301 can be detached from the telescopic end of the hydraulic cylinder group 201, so that the soil sample remained in the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 is cleaned conveniently, and the influence on the accuracy of the next soil sample detection is avoided;

the telescopic end of the hydraulic cylinder group 201 is fixedly connected with the connecting ring 202, the front side and the rear side of the movable base 1 close to the connecting ring 202 are symmetrically and fixedly connected with the limiting slide rail 203, the limiting slide rail 203 is connected with the limiting rod 204 in a sliding manner, one end of the limiting rod 204, which is far away from the limiting slide rail 203, is fixedly connected with the connecting ring 202, and through the arrangement of the connecting ring 202, the limiting slide rail 203 and the limiting rod 204, when the hydraulic cylinder group 201 drives the first ring cutter 301, the second ring cutter 302 and the third ring cutter 303 to move upwards, the first ring cutter 301, the second ring cutter 302 and the third ring cutter 303 can be enabled to move more stably, and when the first ring cutter 301, the second ring cutter 302 and the third ring cutter 303 are lifted upwards, soil samples in the first ring cutter 301, the second ring cutter 302 and the third ring cutter 303 are prevented from falling, so that soil sampling failure is caused, and the stability of the device in soil sampling is effectively improved;

the end part of the third cutting ring 303 far away from the second cutting ring 302 is in a conical shape, when the hydraulic cylinder group 201 drives the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 to drill into the roadbed, the bottom of the third cutting ring 303 is in a conical shape, so that the resistance can be reduced, the first cutting ring 301, the second cutting ring 302 and the third cutting ring 303 can drill into the roadbed more easily to take soil, and the convenience in soil taking is effectively improved;

the storage groove 102 is formed in the bottom of the movable base 1 near the movable roller 104, the adjusting bolt 103 is connected to the position of the movable base 1 near the storage groove 102 in a threaded manner, the lower end of the adjusting bolt 103 extends into the storage groove 102 and is rotationally connected with the movable roller 104, when the equipment is moved to a working designated position through the storage groove 102 and the adjusting bolt 103, the adjusting bolt 103 can be rotated at the moment, the movable roller 104 is stored into the storage groove 102, then the bottom of the movable base 1 can be attached to the ground, the contact area between the equipment and the ground is increased, and the stability of the equipment in soil sampling is effectively improved.

The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way, although the present utility model has been described in the preferred embodiments, and is not limited thereto.

Claims

1. Highway engineering road bed compactness check out test set, a serial communication port, including removing base (1), through-hole (101) have been seted up to the intermediate position of removing base (1), remove the bottom of base (1) all install all around and remove gyro wheel (104), still include:

the first cutting ring (301), the second cutting ring (302) and the third cutting ring (303) are sequentially arranged above the through hole (101) from top to bottom on the movable base (1);

a threaded rod (304) which is in threaded connection with the first cutting ring (301), the second cutting ring (302) and the third cutting ring (303);

the first cutting ring (301), the second cutting ring (302) and the third cutting ring (303) are detachably connected through a threaded rod (304);

and the hydraulic jacking assembly is used for controlling the first cutting ring (301), the second cutting ring (302) and the third cutting ring (303) to move up and down and is arranged on the movable base (1).

2. The highway engineering subgrade compactness detection device of claim 1, wherein: the hydraulic jacking assembly comprises a support (2) and a hydraulic cylinder group (201), wherein the support (2) is fixedly connected to the movable base (1), the hydraulic cylinder group (201) is vertically and fixedly connected to the support (2) and located right above the through hole (101), and the telescopic end of the hydraulic cylinder group (201) is connected with the first ring cutter (301).

3. The highway engineering subgrade compactness detection device of claim 2, wherein: the telescopic end of the hydraulic cylinder group (201) is fixedly connected with a mounting plate (3), the first cutting ring (301) is detachably connected with the mounting plate (3) through threads, and the threaded rod (304) penetrates through the mounting plate (3).

4. The highway engineering subgrade compactness detection device of claim 2, wherein: the telescopic end of the hydraulic cylinder group (201) is fixedly connected with a connecting ring (202), the front side and the rear side of the movable base (1) close to the connecting ring (202) are symmetrically and fixedly connected with limiting sliding rails (203), limiting rods (204) are connected to the limiting sliding rails (203) in a sliding mode, and one ends, far away from the limiting sliding rails (203), of the limiting rods (204) are fixedly connected with the connecting ring (202).

5. The highway engineering subgrade compactness detection device of claim 1, wherein: the end of the third cutting ring (303) far away from the second cutting ring (302) is arranged in a conical shape.

6. The highway engineering subgrade compactness detection device of claim 1, wherein: the storage groove (102) is formed in the bottom of the movable base (1) close to the position of the movable roller (104), an adjusting bolt (103) is connected to the position, close to the storage groove (102), of the movable base (1) in a threaded mode, and the lower end of the adjusting bolt (103) extends into the storage groove (102) and is connected with the movable roller (104) in a rotating mode.