CN209891183U

CN209891183U - Sampling device for highway subgrade soil detection

Info

Publication number: CN209891183U
Application number: CN201920307080.3U
Authority: CN
Inventors: 柴彩萍; 王晓蒙; 连静
Original assignee: Shaanxi College of Communication Technology
Current assignee: Shaanxi College of Communication Technology
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-01-03
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses a sampling device for detecting soil of highway subgrade, which relates to the technical field of highway construction inspection equipment and comprises a main frame and a soil sampling device arranged on the main frame, wherein the main frame consists of an upper top plate, a lower bottom plate and a support rod arranged between the upper top plate and the lower bottom plate, the soil sampling device consists of a driving mechanism and a sampling mechanism, the driving mechanism consists of a motor, a driving gear, a driven gear, a driving shaft, a lead screw, a driving plate and a polished rod, the sampling mechanism consists of a U-shaped seat and a sampling cylinder, the U-shaped seat is arranged at the lower end of the driving plate, the sampling cylinder is arranged at the lower end of the U-shaped seat, the U-shaped seat is provided with a through hole communicated with the interior of the sampling cylinder, the end face of the lower bottom plate is provided with a perforation which is arranged under the sampling cylinder, the lower end of the, convenient operation is convenient for carry out soil sampling to the highway subgrade, and has practiced thrift the manpower.

Description

Sampling device for highway subgrade soil detection

Technical Field

The utility model relates to a highway construction check out test set technical field, concretely relates to highway subgrade sampling device for soil detection.

Background

In the construction, operation, maintenance and repair of high-grade highways, a plurality of quality index conditions of roads are closely related to the soil texture structure of a base layer in the process of highway construction, such as pavement evenness, construction depth, pavement ruts, road surface cracks, various environmental information on two sides of a road and the like, and for construction departments and traffic management departments, it is very important to accurately acquire the soil texture of a highway subgrade before the highway construction, so that how to sample the highway subgrade in a time-saving and labor-saving manner and to rapidly and objectively detect and evaluate the highway subgrade are very concerned by the highway construction departments for a long time.

Present sampling device is mostly to be artifical manual sample, and the sample work efficiency is low like this, and the operation is inconvenient, and the sample precision that artifical manual was got is low, and the quality is poor, and the unloading is comparatively hard after the sample.

Disclosure of Invention

An object of the utility model is to provide a highway subgrade sampling device for soil detection to solve the above-mentioned multinomial defect that leads to among the prior art.

A sampling device for detecting soil of highway subgrade comprises a main frame and a soil sampling device arranged on the main frame, wherein the main frame consists of an upper top plate, a lower bottom plate and a support rod arranged between the upper top plate and the lower bottom plate, the soil sampling device consists of a driving mechanism and a sampling mechanism, the driving mechanism consists of a motor, a driving gear, a driven gear, a driving shaft, a lead screw, a driving plate and a polished rod, the motor is arranged on the upper end surface of the upper top plate, the driving end of the motor penetrates through the upper top plate and extends to the lower part of the upper top plate, the driving gear is arranged at the driving end of the motor, the driving shaft is vertically arranged at the lower end of the upper top plate and is in running fit with the upper top plate, the driven gear is arranged on the driving shaft, the driving gear is meshed with the driven gear, the sampling mechanism is composed of a U-shaped seat and a sampling cylinder, the U-shaped seat is installed at the lower end of the driving plate, the sampling cylinder is arranged at the lower end of the U-shaped seat, a through hole communicated with the interior of the sampling cylinder is formed in the U-shaped seat, a through hole is formed in the end face of the lower base plate and located right below the sampling cylinder, a blanking mechanism is arranged at the lower end of the driving plate and composed of a linear driving assembly I and a pressing block arranged at the driving end of the linear driving assembly I, the linear driving assembly I is vertically installed at the lower end of the driving plate, the driving end faces downwards vertically, the pressing block is located right above the through hole and can extend into the sampling cylinder, and a material receiving mechanism is arranged above the lower base plate, the material receiving mechanism is composed of a second linear driving assembly and a material receiving assembly, the material receiving assembly is composed of a bracket and a material receiving barrel, the bracket is of a cylindrical structure, the lower end of the bracket is closed, the upper end of the bracket is open, the material receiving barrel is vertically placed in the bracket, the bracket is in rolling contact with the upper end face of the lower base plate, the second linear driving assembly is horizontally installed above the lower base plate, and the driving end of the second linear driving assembly is fixedly connected with the outer wall of the bracket.

Preferably, the upper end face of the lower bottom plate is provided with two wheel grooves which are distributed in parallel, the lower end face of the bracket is provided with a roller mounting seat, two rows of rollers are mounted on the roller mounting seat, and the rollers are matched with the wheel grooves in a rolling manner.

Preferably, the lower end of the driving shaft and the upper end of the screw rod are both provided with positioning flanges, and the two positioning flanges are fixedly connected.

Preferably, the support rod is provided with a horizontal support beam, and the lower end of the polish rod is connected with the upper end face of the support beam.

Preferably, the diameter of the material receiving barrel is larger than that of the sampling barrel, the upper end of the material receiving barrel is open, and the lower end of the material receiving barrel is closed.

The utility model has the advantages that: when the utility model is used, the utility model is placed on a roadbed to be sampled, then the motor is started to rotate forward to drive the driving gear to rotate, the driving gear drives the driven gear to rotate, the driven gear drives the driving shaft and the lead screw to rotate synchronously, the lead screw drives the driving plate to move along the polished rod through the screw thread driving seat during rotation, so that the sampling cylinder performs linear motion and extends into the roadbed of the highway to perform soil sampling, after sampling is completed, the motor is started to rotate reversely to drive the sampling cylinder to move upwards, after the sampling cylinder rises to a preset position, the linear driving component II is started, the driving end of the linear driving component II drives the material receiving mechanism to move to the lower part of the sampling cylinder, and then the first linear driving assembly is started, the first linear driving assembly drives the pressing block to move downwards and enter the sampling cylinder, the soil sample is pressed out under the pressure action of the pressing block and falls into the material receiving cylinder, so that the sampling and discharging of the highway subgrade soil are completed, the soil sample is conveniently and quickly obtained, the sampling efficiency is improved, the manpower is saved, and the soil calibration and measurement efficiency is improved.

The utility model discloses simple structure has improved soil sample's sampling efficiency, and convenient operation is convenient for carry out soil sampling to the highway subgrade, and has practiced thrift the manpower.

Drawings

Fig. 1 is a schematic view of a male structure of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a side view of the present invention;

wherein: 1-upper top plate, 2-lower bottom plate, 3-support rod, 4-motor, 5-driving gear, 6-driven gear, 7-driving shaft, 8-positioning flange, 9-lead screw, 10-driving plate, 11-thread driving seat, 12-polished rod, 13-supporting beam, 14-U-shaped seat, 15-through hole, 16-sampling cylinder, 17-linear driving assembly I, 18-pressing block, 19-perforation, 20-wheel groove, 21-bracket, 22-material receiving cylinder, 23-wheel mounting seat and 24-linear driving assembly II.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1 to 3, a sampling device for detecting soil of a highway subgrade comprises a main frame and a soil sampling device arranged on the main frame, wherein the main frame comprises an upper top plate 1, a lower bottom plate 2 and a support rod 3 arranged between the upper top plate 1 and the lower bottom plate 2, the soil sampling device comprises a driving mechanism and a sampling mechanism, the driving mechanism comprises a motor 4, a driving gear 5, a driven gear 6, a driving shaft 7, a screw 9, a driving plate 10 and a polished rod 12 thereof, the motor 4 adopts a servo motor, the motor 4 is arranged on the upper end surface of the upper top plate 1, the driving end of the motor 4 penetrates through the upper top plate 1 and extends to the lower part of the upper top plate 1, the driving gear 5 is arranged at the driving end of the motor 4, the driving shaft 7 is vertically arranged at the lower end of the upper top plate 1 and is in rotating fit with the upper top plate 1, the driven gear 6 is arranged on the driving shaft, the screw rod 9 is installed at the lower end of the driving shaft 7 through a fastening piece and is coaxially distributed with the driving shaft 7, the number of the polish rod 12 is two, the polish rod 12 is vertically installed at the lower end of the upper top plate 1, guide holes are formed at both ends of the driving plate 10, the polish rod 12 passes through the guide holes, an integrally formed screw thread driving seat 11 is arranged on the outer wall of the driving plate 10, the screw thread driving seat 11 is in screw thread fit with the screw rod 9, the sampling mechanism is composed of a U-shaped seat 14 and a sampling cylinder 16, the U-shaped seat 14 is installed at the lower end of the driving plate 10, the sampling cylinder 16 is arranged at the lower end of the U-shaped seat 14, the sampling cylinder 16 and the U-shaped seat 14 are an integral piece, a through hole 15 communicated with the inside of the sampling cylinder 16 is arranged on the U-shaped seat 14, a through hole 19 is formed in the end surface of the lower bottom plate 2, the blanking mechanism is composed of a first linear driving assembly 17 and a pressing block 18 arranged at the driving end of the first linear driving assembly 17, the first linear driving assembly 17 is vertically installed at the lower end of the driving plate 10, the driving end faces downwards vertically, the pressing block 18 is located right above the through hole 15 and can extend into the through hole sampling cylinder 16, a material receiving mechanism is arranged above the lower base plate 2 and consists of a second linear driving assembly 24 and a material receiving assembly, the material receiving assembly consists of a bracket 21 and a material receiving cylinder 22, the bracket 21 is of a cylindrical structure, the lower end is closed, the upper end is open, the material receiving cylinder 22 is vertically placed in the bracket 21, the bracket 21 is in rolling contact with the upper end face of the lower base plate 2, the second linear driving assembly 24 is horizontally installed above the lower base plate 2, and the driving end of the second linear driving assembly 24 is fixedly connected with the outer wall of the.

In this embodiment, the upper end surface of the lower base plate 2 is provided with two parallel wheel grooves 20, the lower end surface of the bracket 21 is provided with a roller mounting seat 23, two rows of rollers are mounted on the roller mounting seat 23, and the rollers are in rolling fit with the wheel grooves 20, so that the material receiving assembly can move to a position right below the sampling tube 16.

In this embodiment, the lower end of the driving shaft 7 and the upper end of the screw 9 are both provided with a positioning flange 8, and the two positioning flanges 8 are tightly connected.

In this embodiment, a horizontal supporting beam 13 is disposed on the supporting rod 3, and the lower end of the polish rod 12 is connected to the upper end surface of the supporting beam 13.

In this embodiment, the diameter of the material receiving barrel 22 is larger than that of the sampling barrel 16, the upper end of the material receiving barrel 22 is open, and the lower end of the material receiving barrel 22 is closed, after a soil sample is collected into the material receiving barrel 22, the linear driving assembly II resets, and a worker can directly take out the material receiving barrel and place the material receiving barrel in a designated area, so that subsequent detection is facilitated.

In the utility model, the first linear driving component 17 and the second linear driving component 24 are both telescopic electric cylinders, the motor and the two telescopic electric cylinders are connected with an external power supply through leads, when the utility model is used, the utility model is placed on a road bed needing sampling, then the motor 4 is started to rotate positively to drive the driving gear 5 to rotate, the driving gear 5 drives the driven gear 6 to rotate, the driven gear 6 drives the driving shaft 7 and the lead screw 8 to rotate synchronously, the lead screw 9 drives the driving plate 10 to move along the polished rod 12 through the thread driving seat 11 when rotating, so that the sampling cylinder 16 carries out linear motion and extends into the road bed to sample soil, after sampling is completed, the motor 4 is started to rotate reversely to drive the sampling cylinder 16 to move upwards, after the sampling cylinder 16 rises to a preset position, the second linear driving component 24 is started, the driving end driving mechanism of the second linear driving component 24 drives the material receiving mechanism to move to the lower part of the sampling cylinder 16, and then, the first linear driving assembly 17 is started, the first linear driving assembly 17 drives the pressing block 18 to move downwards and enter the sampling cylinder 16, the soil sample is pressed out under the pressure action of the pressing block 18 and falls into the material receiving cylinder 22, so that the sampling and blanking of the road subgrade soil are completed, the soil sample can be rapidly obtained, the sampling efficiency is improved, the manpower is saved, and the soil calibration and measurement efficiency is improved.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides a highway subgrade soil detects uses sampling device, includes the main frame and locates the soil sampling device on the main frame, the main frame by last roof (1), lower plate (2) and locate bracing piece (3) between last roof (1) and lower plate (2) and constitute, its characterized in that, soil sampling device comprises actuating mechanism and sampling mechanism, actuating mechanism comprises motor (4), driving gear (5), driven gear (6), drive shaft (7), lead screw (9), drive plate (10) and polished rod (12) thereof, motor (4) are installed at the up end of last roof (1), and the drive end of motor (4) runs through last roof (1) to stretch into the below of last roof (1), the drive end at motor (4) is installed in driving gear (5), the lower extreme at last roof (1) is vertically installed in drive shaft (7), the sampling mechanism is rotationally matched with the upper top plate (1), the driven gear (6) is arranged on the driving shaft (7), the driving gear (5) is meshed with the driven gear (6), the lead screw (9) is arranged at the lower end of the driving shaft (7) through a fastener and is coaxially distributed with the driving shaft (7), two polished rods (12) are arranged and are vertically arranged at the lower end of the upper top plate (1), guide holes are formed in two ends of the driving plate (10), the polished rods (12) penetrate through the guide holes, an integrally formed thread driving seat (11) is arranged on the outer wall of the driving plate (10), the thread driving seat (11) is in thread fit with the lead screw (9), the sampling mechanism is composed of a U-shaped seat (14) and a sampling cylinder (16), the U-shaped seat (14) is arranged at the lower end of the driving plate (10), the sampling cylinder (16) is arranged at the lower end of the U-shaped seat (14), and a through hole (15) communicated with the interior of the sampling, the end face of the lower bottom plate (2) is provided with a through hole (19), the through hole (19) is positioned under the sampling cylinder (16), the lower end of the driving plate (10) is provided with a blanking mechanism, the blanking mechanism consists of a linear driving assembly I (17) and a pressing block (18) arranged at the driving end of the linear driving assembly I (17), the linear driving assembly I (17) is vertically arranged at the lower end of the driving plate (10), the driving end faces downwards vertically, the pressing block (18) is positioned right above the through hole (15) and can extend into the through hole sampling cylinder (16), a material receiving mechanism is arranged above the lower bottom plate (2), the material receiving mechanism consists of a linear driving assembly II (24) and a material receiving assembly, the material receiving assembly consists of a bracket (21) and a material receiving cylinder (22), the bracket (21) is of a cylindrical structure, the lower end is closed, the upper end is open, and the material receiving cylinder (22) is vertically arranged in the bracket (21), the bracket (21) is in rolling contact with the upper end face of the lower bottom plate (2), the second linear driving assembly (24) is horizontally arranged above the lower bottom plate (2), and the driving end of the second linear driving assembly (24) is fixedly connected with the outer wall of the bracket (21).

2. The sampling device for detecting the roadbed soil of the highway according to claim 1, wherein the sampling device comprises: the upper end face of the lower bottom plate (2) is provided with two wheel grooves (20) which are distributed in parallel, the lower end face of the bracket (21) is provided with a roller mounting seat (23), two rows of rollers are mounted on the roller mounting seat (23), and the rollers are matched with the wheel grooves (20) in a rolling manner.

3. The sampling device for detecting the roadbed soil of the highway according to claim 1, wherein the sampling device comprises: the lower extreme of drive shaft (7) and the upper end of lead screw (9) all is equipped with positioning flange (8), fastening connection between two positioning flange (8).

4. The sampling device for detecting the roadbed soil of the highway according to claim 1, wherein the sampling device comprises: the support rod (3) is provided with a horizontal support cross beam (13), and the lower end of the polish rod (12) is connected with the upper end face of the support cross beam (13).

5. The sampling device for detecting the roadbed soil of the highway according to claim 1, wherein the sampling device comprises:

the diameter of the material receiving barrel (22) is larger than that of the sampling barrel (16), the upper end of the material receiving barrel (22) is open, and the lower end of the material receiving barrel is closed.