CN214538618U - A soil sampling device for field repair technique aassessment - Google Patents

Abstract

The utility model discloses a soil sampling device for field restoration technology evaluation, which comprises a base, a sampling pipe, a soil sample clamping mechanism and a transmission mechanism; the base comprises a fixed disc, a support arm and a positioning column, the support arm is hinged to the fixed disc, the positioning column is hinged to the fixed disc through the support arm, the sampling tube comprises an outer sleeve and an inner tube, the outer sleeve is connected with the fixed disc, the inner tube is sleeved inside the outer sleeve, the soil sample clamping mechanism comprises an installation plate, a clamping plate and a fastening rod, the installation plate is arranged inside the inner tube, the clamping plate is connected to the installation plate in a clamped mode, the fastening rod is connected with the installation plate in a clamped mode, a pull rope is arranged on the fastening rod, the transmission mechanism comprises a transmission box, a threaded sleeve and a rotating disc, the transmission box is sleeved outside the outer sleeve, the threaded sleeve is clamped inside the transmission box and is in threaded connection with the inner tube, and the rotating disc is connected with the threaded sleeve; the utility model has the advantages of reasonable design, improved the convenience of soil sampling work, suitable a large amount of popularization.

Description

A soil sampling device for field repair technique aassessment

Technical Field

The utility model relates to a geology restoration technical field, concretely relates to a soil sampling device for place restoration technique aassessment.

Background

The field restoration technology evaluation is geological survey research work carried out for finding out geological factors influencing engineering buildings, the geological factors to be evaluated comprise geological structures, landforms, hydrogeological conditions, physical and mechanical properties of soil and rocks, natural geological phenomena, natural building materials and the like, the evaluation of geology is most likely to be lacked, namely, sampling analysis is carried out on soil in different areas, and soil sampling refers to a method for collecting soil samples, including sampling arrangement and sampling technology. The sampling of the soil sample in the cross section is performed after the cross section observation is completed. Before sampling, the section should be trimmed and cleaned, the most superficial layer of the floating soil is cut off, and then the sample is taken from the central typical part layer by layer from top to bottom according to the layers. Through observing and detecting the soil core sample of gathering, can know the geological information that needs obtain fast to carry out the land aassessment to the land in target area.

When soil sampling is carried out, a soil sampler is usually used, however, the following defects generally exist in the use process of the traditional soil sampling device; the device is difficult to fix, and the smooth operation of sampling work is influenced; the adjustment cannot be carried out according to the landform, and the sampling operation can be completed by carrying out multiple times of sampling; the sampling process is troublesome, wastes time and labor, and improves the sampling difficulty.

SUMMERY OF THE UTILITY MODEL

To the technical problem that above-mentioned exists, the utility model provides a soil sampling device that is used for place restoration technique aassessment that the practicality is strong, sampling efficiency is high.

The technical scheme of the utility model is that: a soil sampling device for field restoration technology assessment comprises a base, a sampling pipe, a soil sample clamping mechanism and a transmission mechanism; the base comprises a fixed disc, a support arm and a positioning column; 2-4 support arms are uniformly hinged to the periphery of the fixed disc, the end part of each support arm is provided with a sliding sleeve, the sliding sleeve is provided with a first limiting pin, and the number of the positioning columns is consistent with that of the support arms and is movably arranged on the sliding sleeve respectively; the sampling tube comprises an outer sleeve and an inner tube, the outer sleeve penetrates through the fixed disc and is fixedly connected with the fixed disc, the inner tube is movably sleeved in the outer sleeve, and a guide spiral is arranged at the position, close to the lower position, outside the inner tube; the soil sample clamping mechanism comprises a mounting plate, clamping plates and a fastening rod, wherein the mounting plate is fixedly arranged at the lower position inside the inner tube, 3-6 sliding grooves are uniformly distributed on the mounting plate in a scattering shape, the number of the clamping plates is consistent with that of the sliding grooves correspondingly and movably clamped with the sliding grooves respectively, the fastening rod penetrates through the outer sleeve and the inner tube in sequence and then is rotatably clamped with the mounting plate, and the fastening rod is provided with inhaul cables which are consistent with the number of the clamping plates and connected with the clamping plates; the transmission mechanism comprises a transmission box, a threaded sleeve and a rotating disc, the transmission box is sleeved outside the outer sleeve and is arranged at an upper position, the threaded sleeve is movably clamped inside the transmission box and is in threaded connection with the inner pipe after penetrating through the outer sleeve, the rotating disc is movably sleeved on the outer sleeve, and the lower end of the rotating disc is fixedly connected with the threaded sleeve after penetrating through the transmission box.

Furthermore, the outer tube is provided with the footboard with fixed disk junction upper end, fixes outer tube through setting up the footboard in the convenient to use to make the inner tube get into sampling soil fast, improve soil sampling efficiency.

Further, all be provided with anti-skidding screw thread on the inner arm of each grip block, through setting up anti-skidding screw thread, be convenient for provide the soil sample and remove the stability of being connected of in-process and grip block, avoid the soil sample to drop and lose the validity of soil sample from the grip block.

Furthermore, the support arm is extending structure, is provided with the second spacer pin on the support arm, through the support arm that sets up extending structure for this device can be applicable to the sampling landform of different topography, improves the practicality of device.

Further, the grip block is provided with the ball with the sliding tray junction, runs through the setting for the removal of grip block is more smooth and easy, thereby is more convenient when making the anchorage bar rotatory.

The utility model discloses a theory of operation does: when the device is used, the device is moved to a sampling area, the surface floating soil of the sampling ground is removed, the length of each support arm and the position of each support arm on the base are adjusted according to the terrain of the sampling area, the support arms are fixed through the second limiting pin, the height of each positioning column is adjusted according to the flatness of a sampling sample, and the positioning columns are fixed with the sliding sleeve through the first limiting pin; a worker steps on the pedal of the foot groove, then the rotating disc is rotated, so that the inner pipe moves downwards under the action of the threaded sleeve to enter soil, then the fastening rod is rotated, the inhaul cable is wound on the fastening rod in the rotating process of the fastening rod, all the clamping plates are pulled to move along the sliding groove and approach each other, and the soil sample is clamped; after sampling, remove outer tube and inner tube, the reversal rotation anchorage bar makes each grip block keep away from each other after remove the soil sample can.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable design, through set up on the base can freely stretch out and draw back and can follow the rotatory support arm of base for this device can be applicable to the sampling work of different landforms, through setting up the reference column that can the center slip on the support arm, be convenient for adjust the height of each reference column, and then guarantee that the sampling pipe is perpendicular with ground all the time, thereby improved the reliability of sampling work, provide reliable foundation for the field restoration technique evaluation work; drive the inner tube through rotatory thread bush and get into soil for this device is labour saving and time saving more in sampling process, has improved sampling efficiency, adds through setting up soil sample and holds the mechanism, is favorable to steadily shifting the soil sample of gathering.

Drawings

Fig. 1 is a longitudinal section of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a schematic view of the connection between the support arm and the base according to the present invention;

FIG. 4 is a schematic view of the connection between the clamping plate and the mounting plate of the present invention;

FIG. 5 is a schematic view of the connection between the fastening rod and the clamping plate of the present invention;

the soil sample sampling device comprises a base 1, a fixed disc 10, a support arm 11, a second limiting pin 110, a sliding sleeve 111, a first limiting pin 112, a positioning column 12, a sampling tube 2, an outer sleeve 20, a pedal 200, an inner tube 21, a guide spiral 210, a soil sample clamping mechanism 3, a mounting plate 30, a sliding groove 300, a clamping plate 31, a fastening rod 32, a pull cable 320, a transmission mechanism 4, a transmission box 40, a threaded sleeve 41 and a rotating disc 42.

Detailed Description

Example (b): the soil sampling device for field restoration technology evaluation as shown in fig. 1, 2 and 3 comprises a base 1, a sampling pipe 2, a soil sample clamping mechanism 3 and a transmission mechanism 4; the base 1 comprises a fixed disc 10, a support arm 11 and a positioning column 12; the number of the support arms 11 is 3, the support arms are uniformly hinged to the periphery of the fixed disc 10, the end parts of the support arms are provided with sliding sleeves 111, the sliding sleeves 111 are provided with first limit pins 112, the number of the positioning columns 12 is consistent with that of the support arms 11, and the positioning columns are movably arranged on the sliding sleeves 111 respectively; the support arm 11 is of a telescopic structure, the second limit pin 110 is arranged on the support arm 11, and the device can be suitable for sampling landforms of different terrains by arranging the support arm of the telescopic structure, so that the practicability of the device is improved;

as shown in fig. 1, the sampling tube 2 comprises an outer sleeve 20 and an inner tube 21, the outer sleeve 20 penetrates through the fixed disk 10 and is fixedly connected with the fixed disk 10, a pedal 200 is arranged at the upper end of the joint of the outer sleeve 20 and the fixed disk 10, and the outer sleeve 20 is conveniently fixed in the using process by arranging the pedal 200, so that the inner tube 21 can quickly enter the sampling soil, and the soil sampling efficiency is improved; the inner tube 21 is movably sleeved in the outer sleeve 20, and a guide spiral 210 is arranged outside the inner tube 21 and close to the lower position;

as shown in fig. 1, 4 and 5, the soil sample clamping mechanism 3 includes a mounting plate 30, a clamping plate 31 and a fastening rod 32, the mounting plate 30 is fixedly disposed at a lower position inside the inner tube 21, 4 sliding grooves 300 are uniformly distributed on the mounting plate 30 in a scattering manner, the number of the clamping plate 31 is consistent with that of the sliding grooves 300, and the clamping plate 31 is movably clamped with each sliding groove 300, an inner arm of each clamping plate 31 is provided with an anti-slip thread, by providing the anti-slip thread, the connection stability with the clamping plate in the soil sample removing process is conveniently provided, and the soil sample is prevented from falling off from the clamping plate and losing the effectiveness of the soil sample; the ball is arranged at the joint of the clamping plate 31 and the sliding groove 300, and the clamping plate 31 can move more smoothly by penetrating through the ball, so that the fastening rod can rotate more conveniently; the fastening rod 32 penetrates through the outer sleeve 20 and the inner tube 21 in sequence and then is rotationally clamped with the mounting plate 30, and the fastening rod 32 is provided with inhaul cables 320 which are consistent with the clamping plates 31 in number and are connected with the clamping plates 31;

as shown in fig. 1 and 2, the transmission mechanism 4 includes a transmission box 40, a threaded sleeve 41 and a rotary disc 42, the transmission box 40 is sleeved on the upper position outside the outer sleeve 20, the threaded sleeve 41 is movably clamped inside the transmission box 40 and is connected with the inner tube 21 through the outer sleeve 20, the rotary disc 42 is movably sleeved on the outer sleeve 20, and the lower end of the rotary disc 42 is fixedly connected with the threaded sleeve 41 after penetrating through the transmission box 40.

When in use, the device is moved to a sampling area, the surface floating soil of the sampling ground is removed, the length of each support arm 11 and the position on the base 1 are adjusted according to the terrain of the sampling area, the support arms are fixed through the second limit pins 110, the height of each positioning column 12 is adjusted according to the flatness of the sampling area, and the support arms are fixed with the sliding sleeves 111 through the first limit pins 112; the worker steps on the pedal 200, then rotates the rotating disc 42, so that the inner pipe 21 moves downwards under the action of the threaded sleeve 41 to enter the soil, then rotates the fastening rod 32, and the inhaul cable 320 is wound on the fastening rod 32 in the rotating process of the fastening rod 32 to pull the clamping plates 31 to move along the sliding grooves 300 and approach each other, so as to clamp the soil sample; after sampling, the outer sleeve 20 and the inner tube 21 are removed, the fastening rod 32 is rotated in the opposite direction, and the soil sample is removed after the clamping plates 31 are separated from each other.

Claims (5)

1. A soil sampling device for field restoration technology assessment is characterized by comprising a base (1), a sampling pipe (2), a soil sample clamping mechanism (3) and a transmission mechanism (4); the base (1) comprises a fixed disc (10), a support arm (11) and a positioning column (12); 2-4 support arms (11) are uniformly hinged to the periphery of the fixed disc (10), a sliding sleeve (111) is arranged at the end part of each support arm, a first limiting pin (112) is arranged on each sliding sleeve (111), the number of the positioning columns (12) is corresponding to that of the support arms (11), and the positioning columns are movably arranged on the sliding sleeves (111) respectively; the sampling tube (2) comprises an outer sleeve (20) and an inner tube (21), the outer sleeve (20) penetrates through the fixed disc (10) and is fixedly connected with the fixed disc (10), the inner tube (21) is movably sleeved in the outer sleeve (20), and a guide spiral (210) is arranged outside the inner tube (21) and close to the lower position; the soil sample clamping mechanism (3) comprises a mounting plate (30), clamping plates (31) and a fastening rod (32), wherein the mounting plate (30) is fixedly arranged at the lower position inside an inner tube (21), 3-6 sliding grooves (300) are uniformly distributed on the mounting plate (30) in a scattering shape, the number of the clamping plates (31) is consistent with that of the sliding grooves (300) and movably clamped with the sliding grooves (300), the fastening rod (32) penetrates through an outer sleeve (20) and the inner tube (21) in sequence and then is rotatably clamped with the mounting plate (30), and inhaul cables (320) which are consistent with the number of the clamping plates (31) and connected with the clamping plates (31) are arranged on the fastening rod (32); drive mechanism (4) are including transmission box (40), thread bush (41) and rolling disc (42), transmission box (40) cover is established and is leaned on the position in outer tube (20) outside, thread bush (41) activity joint is inside transmission box (40), and runs through outer tube (20) back and inner tube (21) threaded connection, rolling disc (42) activity cover is established on outer tube (20), and rolling disc (42) lower extreme runs through behind transmission box (40) and thread bush (41) fixed connection.

2. The soil sampling device for field restoration technical evaluation according to claim 1, wherein a pedal (200) is arranged at the upper end of the joint of the outer sleeve (20) and the fixed disc (10).

3. A soil sampling device for field repair technique assessment according to claim 1, characterized in that the inner arm of each clamping plate (31) is provided with anti-slip threads.

4. The soil sampling device for field restoration technical evaluation according to claim 1, wherein the support arm (11) is of a telescopic structure, and a second limit pin (110) is arranged on the support arm (11).

5. The soil sampling device for field repair technology evaluation as claimed in claim 1, wherein the grip plate (31) is provided with a ball at the connection with the sliding groove (300).

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