CN212513704U

CN212513704U - Soil sampling device for highway detection

Info

Publication number: CN212513704U
Application number: CN202020999046.XU
Authority: CN
Inventors: 杨海明; 杜西西; 马磊; 刘延锋
Original assignee: Henan Zhongjian Engineering Testing Co ltd
Current assignee: Henan Hengjian Testing Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-02-09
Anticipated expiration: 2030-06-04

Abstract

The utility model relates to a soil sampling device for highway detection, including firm unit and the sample cell that slides and set up in firm unit, firm unit includes that props the seat, sets up the spike in propping four corners department of seat and sets up the hollow slide cartridge in propping the seat middle part, slide in the slide cartridge and set up the sample cell; the sampling unit comprises a sampling cylinder for sampling soil, a pushing part for pushing soil and a hammer part for pressing down the sampling cylinder, the sampling cylinder is arranged in the sliding cylinder in a sliding mode, the lower portion of the sampling cylinder is hollow to form a drilling cavity for bearing a soil sample, the pushing part is arranged in the sampling cylinder in a sliding mode, and the upper portion of the sampling cylinder is detachably connected with the hammer part; the sampling tube is also provided with a handle. The utility model discloses a mode of two kinds of differences all can make the sampler barrel imbed the underground smoothly, and the flexible operation can comparatively easily take a sample to soil preparation, and can guarantee the cleanness of sampler barrel, guarantees that the soil sample does not receive the pollution.

Description

Soil sampling device for highway detection

Technical Field

The utility model relates to a highway engineering technical field especially relates to a soil sampling device is used in highway detection.

Background

In the construction of highway engineering, the condition of a foundation soil layer of the highway engineering directly influences the design and construction of a highway, so that engineering personnel are often required to sample soil of a paved road section so as to detect and research, and the later construction quality is ensured; the sample of soil usually needs the geotome, and manual geotome is mostly straight tube-shape, digs into soil and then takes a sample through the manpower.

To stereoplasm soil, the use of manual soil sampler is then wasted time and energy, and this problem is then well solved to the soil sampler of electrodynamic type, and the most motor that utilizes of electrodynamic type soil sampler drives a hollow pole rotation and injects and then take a sample in the soil, but the electric mode then need use the generator or through the external construction power supply of long electric wire, complex operation.

No matter the soil sampler is manual or electric, the soil sampler is manually operated when the soil sampler is used for sampling soil, the stability of manual operation is poor, the soil sampler is difficult to be well fixed at a soil sampling position so as to easily generate deviation, the soil sampling quality is influenced, meanwhile, the soil sampler has the problem that the soil is inconvenient to take out, and a small amount of soil attached to the inner wall of the soil sampler is difficult to clean after the soil sampler is taken out, so that the detection of subsequent soil is influenced. Therefore, a soil sampling device for road detection is provided.

Disclosure of Invention

The utility model discloses a solve traditional sample and easily take place offset, and the inner wall is difficult to the problem of clearance, provide a soil sampling device for highway inspection, realized the stability when taking a sample, can clear up the inner wall simultaneously, guarantee that the soil sample does not receive the pollution.

In order to achieve the above object, the utility model adopts the following technical scheme:

a soil sampling device for highway detection comprises a stabilizing unit and a sampling unit arranged in the stabilizing unit in a sliding manner, wherein the stabilizing unit comprises a supporting seat, sharp nails arranged at four corners of the supporting seat and a hollow sliding barrel arranged in the middle of the supporting seat, and the sampling unit is arranged in the sliding barrel in a sliding manner;

the sampling unit comprises a sampling cylinder for sampling soil, a pushing part for pushing soil and a hammer part for pressing down the sampling cylinder, the sampling cylinder is arranged in the sliding cylinder in a sliding mode, the lower portion of the sampling cylinder is hollow to form a drilling cavity for bearing a soil sample, the pushing part is arranged in the sampling cylinder in a sliding mode, and the upper portion of the sampling cylinder is detachably connected with the hammer part;

the sampling tube is also provided with a handle.

Furthermore, the supporting seat is of a rectangular plate-shaped structure with the section being in the shape of '', the supporting seat is detachably connected with the pointed nail, and the pointed nail is in the shape of a quadrangular pyramid; handles are symmetrically arranged on the supporting seat.

Furthermore, an inner brush ring is arranged below the supporting seat and at a position corresponding to the sliding barrel, and the inner brush ring is in contact with the side wall of the sampling barrel.

Furthermore, the outer diameter of the sampling cylinder is attached to the inner diameter of the sliding cylinder, and a plurality of rotary teeth are arranged on the lower end face of the sampling cylinder in the circumferential direction;

the sampling tube is internally provided with a straight hole and a push-pull groove, the push-pull groove penetrates through the sampling tube in a waist-shaped hole shape, the push-pull groove is communicated with the drilling cavity through the straight hole, and the straight hole and the sampling tube are coaxially arranged.

Further, the pushing-pulling piece comprises a pushing-pulling rod arranged in the straight hole in a sliding mode, a pushing-pulling block arranged at one end of the pushing-pulling rod and a pushing-pulling pad arranged at the other end of the straight rod, the pushing-pulling block is matched with the pushing-pulling groove and arranged in the pushing-pulling groove to slide, and the pushing-pulling pad is matched with the drill cavity and arranged in the drill cavity to slide.

Furthermore, the upper plane of the push-pull pad is provided with an outer brush ring, the outer brush ring is in contact with the inner wall of the drill cavity, the push-pull pad is annularly provided with a plurality of through grooves, and the through grooves are U-shaped.

Furthermore, the hammer part comprises a straight rod with a T-shaped cross section and a balancing weight slidably arranged on the straight rod, the straight rod is in threaded connection with the upper part of the sampling cylinder, a fastening pin is arranged between the straight rod and the sampling cylinder for fastening, and a handle is also arranged on the balancing weight.

Through the technical scheme, the beneficial effects of the utility model are that:

the utility model has the advantages of reasonable design, through propping the seat cooperation with the sharp nail, stability when can guaranteeing the sampler barrel operation prevents that the skew from taking place for the sample position, and the sampler barrel accessible manpower pushes down rotatory or make it bore into the underground through the hammering of balancing weight, and then carries out the sample of soil, all can make the sampler barrel imbed the underground smoothly through the mode of two kinds of differences, and the flexible operation can comparatively easily take a sample to soil and prepare.

The push-out piece arranged in the utility model can push out the soil sample compacted in the drilling cavity smoothly, so as to prevent the soil sample from being damaged when being taken out; the interior brush ring that sets up and outer brush ring can be respectively to the sampler barrel lateral wall with bore the chamber lateral wall and clear up, prevent to adhere to soil so that the soil sample receives the pollution, have good practicality.

Drawings

Fig. 1 is the utility model discloses a soil sampling device for highway inspection's overall schematic diagram.

Fig. 2 is one of the cross-sectional views of the soil sampling device for road detection of the present invention.

Fig. 3 is a second cross-sectional view of the soil sampling device for road detection according to the present invention.

Fig. 4 is an enlarged schematic view of a point a in fig. 3 of the soil sampling device for road detection of the present invention.

Fig. 5 is a schematic diagram of the direction B in fig. 4 of the soil sampling device for road detection according to the present invention.

The reference numbers in the drawings are as follows: the device comprises a support base 1, a sharp nail 2, a sliding barrel 3, a sampling barrel 4, a drill cavity 5, a handle 6, a handle 7, an inner brush ring 8, a rotary tooth 9, a push-pull groove 10, a push-pull rod 11, a push-pull block 12, a push-pull pad 13, an outer brush ring 14, a through groove 15, a straight rod 16, a balancing weight 17 and a fastening pin 18.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:

as shown in fig. 1 to 5, a soil sampling device for highway detection comprises a stabilizing unit and a sampling unit arranged in the stabilizing unit in a sliding manner, wherein the stabilizing unit comprises a supporting seat 1, sharp nails 2 arranged at four corners of the supporting seat 1 and a hollow sliding cylinder 3 arranged in the middle of the supporting seat 1, the sliding cylinder 3 and the supporting seat are integrally formed, and the sampling unit is arranged in the sliding cylinder 3 in a sliding manner;

the sampling unit comprises a sampling cylinder 4 for sampling soil, a pushing part for pushing soil and a hammer part for pressing down the sampling cylinder 4, the sampling cylinder 4 is arranged in the sliding cylinder 3 in a sliding manner, the lower part of the sampling cylinder 4 is hollow to form a drilling cavity 5 for bearing a soil sample, the pushing part is arranged in the sampling cylinder 4 in a sliding manner, and the upper part of the sampling cylinder 4 is detachably connected with the hammer part;

the sampling tube 4 is also provided with a handle 6.

In the embodiment, the supporting seat 1 is a rectangular plate-shaped structure with an -shaped section, the supporting seat 1 is detachably connected with the pointed nail 2, specifically, a threaded rod is arranged at the upper end of the pointed nail 2, the threaded rod penetrates through the supporting seat 1 and is arranged at the upper part of the supporting seat 1 to be connected with a nut to be fixed, the pointed nail 2 is in a quadrangular pyramid shape, the contact area between the pointed nail and soil can be increased, the position of the supporting seat 1 is fixed, and the operation stability of the sampling cylinder 4 is further ensured;

in order to facilitate carrying of the support seat 1, the support seat 1 is symmetrically provided with a handle 7, and the support seat 1 can be conveniently moved through the handle 7.

In order to optimize the product structure, guarantee the cleanness of 4 outer walls of sampling tube, prop 1 below of seat, correspond 3 positions of slide cartridge and locate to be provided with interior brush ring 8,

interior brush ring

8 and 4 lateral walls of sampling tube contact, when proposing sampling tube 4 in the soil, the clearance can be scraped to adnexed soil on the 4 lateral walls of sampling tube to interior brush ring 8.

In order to improve the stability of the sampling cylinder 4 in soil sampling, the outer diameter of the sampling cylinder 4 is attached to the inner diameter of the sliding cylinder 3, the sliding cylinder 3 supports the sampling cylinder 4, and the position of the sampling cylinder is limited to prevent deviation;

in the more smooth soil of boring of for the convenience of sampler barrel 4, the terminal surface hoop all is equipped with a plurality of teeth 9 of revolving under the sampler barrel 4, forms the cutting through the effect of revolving teeth 9 to soil, makes in its more convenient embedding soil.

In order to realize the operation of the pushing-out piece, a straight hole and a push-pull groove 10 are formed in the sampling cylinder 4, the push-pull groove 10 penetrates through the sampling cylinder 4 in a waist-shaped hole shape, the push-pull groove 10 is communicated with the drilling cavity 5 through the straight hole, and the straight hole and the sampling cylinder 4 are coaxially arranged.

In this embodiment, the pushing-pulling member includes a push-pull rod 11 slidably disposed in the straight hole, a push-pull block 12 disposed at one end of the push-pull rod 11, and a push-pull pad 13 disposed at the other end of the straight rod 16, the push-pull block 12 is engaged with the push-pull groove 10 and is disposed in the push-pull groove 10 to slide, and the push-pull pad 13 is engaged with the drill cavity 5 and is disposed in the drill cavity 5 to slide.

Specifically, the side wall of the push-pull block 12 is matched with the side wall of the sampling tube 4, the side wall of the push-pull pad 13 is matched with the side wall of the drilling cavity 5, and the push-pull rod 11 is respectively connected with the push-pull block 12 and the push-pull pad 13 through bolts;

in order to clean the drilling cavity 5 and improve the detection quality of subsequent soil, the upper plane of the push-pull pad 13 is connected with an outer brush ring 14 through screws, the outer brush ring 14 is in contact with the inner wall of the drilling cavity 5, the push-pull pad 13 is annularly provided with a plurality of through grooves 15, the through grooves 15 are U-shaped, the through grooves 15 have the effect that the soil cleaned by the outer brush ring 14 can flow out of the drilling cavity 5 through the through grooves 15, and the phenomenon that the soil remains inside the drilling cavity 5 to influence normal sampling operation is avoided.

In this embodiment, the inner brush ring 8 and the outer brush ring 14 both include a circular ring portion and a plurality of brush filaments annularly distributed on the circular ring portion, and the difference is that the brush filaments on the inner brush ring 8 face the inner side of the circular ring portion, and the brush filaments on the outer brush ring 14 face the outer side of the circular ring portion.

When the push-out piece and the sampling tube 4 are installed, the push-pull rod 11 is firstly placed in the straight hole, the push-pull block 12 is placed in the push-pull groove 10, the upper end of the push-pull rod 11 is screwed with the push-pull block 12 by rotating the push-pull rod, the outer brush ring 14 is screwed with the push-pull pad 13, and then the push-pull pad 13 is screwed with the lower end of the push-pull rod 11 by holding the penetrating groove 15 with a hand.

In this embodiment, the hammer comprises a straight rod 16 with a T-shaped cross section and a counterweight 17 slidably disposed on the straight rod 16, the straight rod 16 is screwed on the upper portion of the sampling cylinder 4, a fastening pin 18 is disposed between the straight rod 16 and the sampling cylinder 4 for fastening, and a handle 6 is also disposed on the counterweight 17;

will prop seat 1 and place the assigned position at needs sample during the operation, step on down and prop seat 1 then the spike 2 imbeds and cause in the soil and prop seat 1 and the ground laminating, later insert the chimney 4 in the smooth section of thick bamboo 3, promote balancing weight 17 and then manual pushing down, through the dual function of manpower and balancing weight 17 received gravity, can impress in the soil with the chimney 4, if do not adopt balancing weight 17, handle 6 of 4 upper ends of accessible chimney rotates the chimney 4, also can impress soil with it.

The sampling cylinder 4 is continuously pressed down, soil continuously enters the drill cavity 5, the push-pull piece continuously rises until the push-pull block 12 is attached to the top end of the push-pull groove 10, then the sampling cylinder 4 is pulled out of the sliding cylinder 3, the inner brush ring 8 is in contact with the side wall of the sampling cylinder 4 in the pulling-out process, the attached soil is removed, the push-pull block 12 is moved to enable the push-pull pad 13 to push a cylindrical soil sample to be continuously moved out of the drill cavity 5, and meanwhile, the outer brush ring 14 is in contact with the drill cavity 5 to remove the attached soil.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims

1. The soil sampling device for the highway detection is characterized by comprising a stabilizing unit and a sampling unit arranged in the stabilizing unit in a sliding manner, wherein the stabilizing unit comprises a supporting seat (1), sharp nails (2) arranged at four corners of the supporting seat (1) and a hollow sliding barrel (3) arranged in the middle of the supporting seat (1), and the sampling unit is arranged in the sliding barrel (3) in a sliding manner;

the sampling unit comprises a sampling cylinder (4) for sampling soil, a pushing part for pushing soil and a hammer part for pressing down the sampling cylinder (4), the sampling cylinder (4) is arranged in the sliding cylinder (3) in a sliding mode, the lower portion of the sampling cylinder (4) is hollow to form a drilling cavity (5) for bearing a soil sample, the pushing part is arranged in the sampling cylinder (4) in a sliding mode, and the upper portion of the sampling cylinder (4) is detachably connected with the hammer part;

the sampling tube (4) is also provided with a handle (6).

2. The soil sampling device for road detection according to claim 1, wherein the supporting seat (1) is a rectangular plate-shaped structure with a section of '', the supporting seat (1) is detachably connected with the pointed nail (2), and the pointed nail (2) is in a quadrangular pyramid shape; handles (7) are symmetrically arranged on the support base (1).

3. The soil sampling device for road detection according to claim 2, wherein an inner brush ring (8) is arranged below the supporting seat (1) and at a position corresponding to the sliding cylinder (3), and the inner brush ring (8) is in contact with the side wall of the sampling cylinder (4).

4. The soil sampling device for highway detection according to claim 1, wherein the outer diameter of the sampling cylinder (4) is fitted with the inner diameter of the sliding cylinder (3), and a plurality of spiral teeth (9) are circumferentially arranged on the lower end surface of the sampling cylinder (4);

the sampling tube (4) is internally provided with a straight hole and a push-pull groove (10), the push-pull groove (10) penetrates through the sampling tube (4) in a waist-shaped hole shape, the push-pull groove (10) is communicated with the drilling cavity (5) through the straight hole, and the straight hole and the sampling tube (4) are coaxially arranged.

5. The soil sampling device for road detection according to claim 4, wherein the pushing and pulling member comprises a pushing and pulling rod (11) slidably disposed in the straight hole, a pushing and pulling block (12) disposed at one end of the pushing and pulling rod (11), and a pushing and pulling pad (13) disposed at the other end of the straight rod (16), the pushing and pulling block (12) is engaged with the pushing and pulling groove (10) and is slidably disposed in the pushing and pulling groove (10), and the pushing and pulling pad (13) is engaged with the drill cavity (5) and is slidably disposed in the drill cavity (5).

6. The soil sampling device for road detection according to claim 5, wherein an outer brush ring (14) is arranged on the upper plane of the push-pull pad (13), the outer brush ring (14) is in contact with the inner wall of the drill cavity (5), a plurality of through grooves (15) are circumferentially arranged on the push-pull pad (13), and the through grooves (15) are U-shaped.

7. The soil sampling device for road detection according to claim 1, wherein the hammer comprises a straight rod (16) with a T-shaped cross section and a balancing weight (17) slidably arranged on the straight rod (16), the straight rod (16) is in threaded connection with the upper part of the sampling cylinder (4), a fastening pin (18) is arranged between the straight rod (16) and the sampling cylinder (4) for fastening, and a handle (6) is also arranged on the balancing weight (17).