Rock soil sampling device

Abstract

The utility model provides a rock-soil sampling device, which relates to the technical field of rock-soil sampling, and comprises a drilling machine main body, and a supporting seat is arranged at the bottom of the drilling machine main body; mounting sleeves are arranged on the left side and the right side of the drilling machine body, and the two mounting sleeves are vertically distributed in parallel. A supporting round rod is inserted into the mounting sleeve in a sliding mode, the supporting round rod and the mounting sleeve are adjusted in a sliding and inserting mode, a limiting column and a limiting groove are matched with each other, the springback pulling effect of an extension spring is utilized, the supporting round rod can be limited, a drill rod is positioned, and the drill rod can be accurately guided to the specific position of a target rock-soil layer. The problem that samples at wrong positions are collected due to deviation of the drill rod is avoided, it is ensured that the obtained samples can accurately represent a rock-soil layer to be researched, and the problems that when an existing rock-soil sampling device is used, the drill rod vibrates violently in the drilling process, the drilling angle and the drilling position are deviated, and the samples at the wrong positions are easily collected by the drill rod are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a rock-soil sampling device. BACKGROUND

[0002] Rock-soil engineering is a discipline involving the engineering properties of rock and soil, geological conditions and engineering applications, and the main research contents include the engineering properties of rock-soil, geological condition investigation, foundation engineering design and construction, slope engineering and underground engineering. Among them, the geological condition investigation: the geological conditions of the engineering site are investigated and analyzed, including the stratum structure, geological structure, rock-soil type and its distribution, underground water condition, etc. ; a variety of investigation methods such as geological mapping, drilling, geophysical prospecting, etc. are adopted to find out the geological conditions of the site and evaluate possible geological problems such as landslide, debris flow, earthquake liquefaction, etc.

[0003] The existing rock-soil sampling device is used, the drill rod will vibrate violently in the drilling process, the drilling angle and position are deviated, the drill rod is easy to collect samples in the wrong position, and the core sample hardness of the rock-soil is large, which is easy to be tightly attached in the drill rod, and the taking-out process will consume a long time, which greatly reduces the working efficiency. UTILITY MODEL CONTENTS

[0004] The rock-soil sampling device provided by the embodiment of the present disclosure can limit the supporting round rod through the supporting round rod and the mounting sleeve sliding insertion adjustment, the limiting column and the limiting groove are matched with each other, and the rebound pulling action of the tension spring is utilized, so that the supporting round rod can be limited, the drill rod can be positioned, the drill rod can be accurately guided to a specific position of a target rock-soil layer, the samples collected due to the deviation of the drill rod are avoided, and it is ensured that the collected samples can accurately represent the rock-soil layer to be studied.

[0005] In a first aspect, the present disclosure provides a rock-soil sampling device, which specifically comprises: a drill main body, the bottom of the drill main body is provided with a supporting seat; the left and right sides of the drill main body are provided with mounting sleeves, and the two mounting sleeves are distributed in a vertical parallel mode; a supporting round rod is slidingly inserted into the mounting sleeve; the bottom of the supporting seat is provided with a threaded sleeve; the bottom of the threaded sleeve is provided with a drill rod; the top of the drill rod is provided with a connecting piece; and a push plate is arranged on the connecting piece.

[0006] The opposite inner sides of the two mounting sleeves are provided with fixing frames, and the fixing frames are fixedly connected with the drill main body; the opposite inner sides of the two mounting sleeves are provided with fixing rings, and the fixing rings are fixedly sleeved on the supporting seat; handheld sleeves are sleeved on the two mounting sleeves, and the two handheld sleeves are distributed in a symmetrical mode; and the bottom end side of the mounting sleeve is provided with a limiting sleeve frame.

[0007] In at least some embodiments, the limiting sleeve frame is a cylindrical cavity structure, and the side wall of the limiting sleeve frame is provided with two through grooves, and the two through grooves are symmetrically distributed, a limiting column is arranged in the limiting sleeve frame, one end of the limiting column is provided with a supporting circular plate, two limiting blocks are arranged on the two sides of the supporting circular plate, and the two limiting blocks are symmetrically distributed, and a tension spring is sleeved on the limiting column.

[0008] In at least some embodiments, the limiting column slides through the bottom wall of the limiting sleeve frame, and the limiting blocks are connected with the limiting sleeve frame through the through grooves, and the two ends of the tension spring are connected with the bottom wall of the limiting sleeve frame and the supporting circular plate respectively.

[0009] In at least some embodiments, a supporting ring is arranged between the bottom ends of the two supporting circular rods, the drill rod passes through the supporting ring, a limiting groove is formed in the opposite outer sides of the two supporting circular rods, and the limiting groove corresponds to the limiting column.

[0010] In at least some embodiments, the side wall of the drill rod is provided with two first guide grooves, and the two first guide grooves are symmetrically distributed, the side wall of the drill rod is provided with two first positioning grooves, and the first positioning grooves correspond to the first guide grooves.

[0011] In at least some embodiments, the connecting piece is provided with a threaded rod at the top, the threaded rod is connected with a threaded sleeve, the connecting piece is provided with a connecting sleeve at the bottom, the connecting sleeve is located in the drill rod, the connecting sleeve is provided with a second guide groove and a second positioning groove, and the second guide groove and the second positioning groove correspond to the first guide groove and the first positioning groove respectively.

[0012] In at least some embodiments, the side wall of the drill rod is provided with two first guide grooves, and the two first guide grooves are symmetrically distributed, the side wall of the drill rod is provided with two first positioning grooves, and the first positioning grooves correspond to the first guide grooves.

[0013] The rock-soil sampling device has the following beneficial effects:

[0014] In the utility model, the user holds the sleeve with both hands, adjusts the supporting circular rod and the mounting sleeve through sliding insertion, limits the supporting circular rod through the cooperation of the limiting column and the limiting groove, and utilizes the rebound pulling action of the tension spring, positions the drill rod, accurately guides the drill rod to a specific position of the target rock-soil layer, avoids collecting samples at an incorrect position due to the deviation of the drill rod, and ensures that the collected samples can accurately represent the rock-soil layer to be studied.

[0015] In addition, when the drill rod completes the rock-soil sampling, the push plate is pulled upward, the guide block is separated from the second positioning groove and the first positioning groove, the push plate is rotated to make the guide block correspond to the first guide groove and the second guide groove, and the push plate is knocked and vibrated, so that the core sample in the drill rod can be quickly taken out, the operation time of a single drill hole is reduced, when large-scale rock-soil engineering investigation is carried out, the overall investigation period can be significantly shortened, and the work efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below.

[0017] The drawings described in the following merely relate to some embodiments of the present application, and are not a limitation on the present application.

[0018] In the drawings:

[0019] Figure 1 The overall axial perspective view structure schematic diagram of the present application is shown;

[0020] Figure 2 The mounting sleeve structure schematic diagram of the present application is shown;

[0021] Figure 3 The mounting sleeve structure schematic diagram of the present application is shown; Figure 2 The A part of the mounting sleeve structure schematic diagram of the present application is shown;

[0022] Figure 4 The supporting circular rod structure schematic diagram of the present application is shown;

[0023] Figure 5 The partial drill rod and connecting piece, push plate split state structure schematic diagram of the present application is shown.

[0024] List of reference signs:

[0025] 1, drill main body; 2, supporting seat; 3, mounting sleeve; 301, fixed frame; 302, fixed ring; 303, hand holding sleeve; 304, limiting sleeve frame; 3041, through groove; 3042, limiting column; 3043, supporting circular plate; 3044, limiting block; 3045, tension spring; 4, supporting circular rod; 401, supporting ring; 402, limiting groove; 5, threaded sleeve; 6, drill rod; 601, first guide groove; 602, first positioning groove; 7, connecting piece; 701, threaded rod; 702, connecting sleeve; 703, second guide groove; 704, second positioning groove; 8, push plate; 801, guide block; 802, compression spring. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme of the embodiments of the utility model will be described clearly and completely in combination with the drawings of the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Embodiment one: please refer to Figures 1 to 5 :

[0028] The utility model proposes a kind of geotechnical sampling device, comprising: drilling rig main body 1, the bottom of drilling rig main body 1 is equipped with support seat 2;Drilling rig main body 1 left and right sides are equipped with installation sleeve 3, and two installation sleeve 3 are vertically parallelly distributed;Supporting round bar 4 is slidably inserted in installation sleeve 3;Threaded sleeve 5 is equipped at the bottom of support seat 2;Drill rod 6 is equipped below threaded sleeve 5;Connecting piece 7 is equipped at the top of drill rod 6;Push plate 8 is equipped on connecting piece 7;

[0029] Two installation sleeve 3 relative inner side is equipped with fixed frame 301, and fixed frame 301 is fixedly connected with drilling rig main body 1, two installation sleeve 3 relative inner side is equipped with fixed ring 302, and fixed ring 302 is fixedly sleeved on support seat 2, two installation sleeve 3 are sleeved with handheld sleeve 303, and two handheld sleeves 303 are symmetrically distributed, and one side of installation sleeve 3 close to bottom end is equipped with limit sleeve frame 304.

[0030] In the embodiment of the present disclosure, as shown in Figures 2 to 4 Limit sleeve frame 304 is cylindrical cavity structure, and the side wall of limit sleeve frame 304 is equipped with two through grooves 3041, and two through grooves 3041 are symmetrically distributed, limit sleeve frame 304 is equipped with limit column 3042, one end of limit column 3042 is equipped with supporting round plate 3043, supporting round plate 3043 two sides are equipped with limit block 3044, and two limit blocks 3044 are symmetrically distributed, and limit column 3042 is sleeved with tension spring 3045;

[0031] Limit column 3042 is slidably penetrated through the bottom wall of limit sleeve frame 304, and limit block 3044 is slidably connected with limit sleeve frame 304 by through groove 3041, and the both ends of tension spring 3045 are connected with the bottom wall of limit sleeve frame 304 and supporting round plate 3043 respectively;

[0032] Two support round rods 4 bottom end between the support ring 401 is equipped with, and drill pipe 6 through the support ring 401, two support round rods 4 relative outer side is provided with limiting slot 402, and limiting slot 402 and limiting column 3042 correspond, the utility model discloses a mounting sleeve 3, and the user's both hands tightly hold hand-held sleeve 303, and through the support round rod 4 and mounting sleeve 3 slip and insert adjustment, by limiting column 3042 and limiting slot 402 intercoordination, and utilize the rebound of stretch spring 3045 and drag effect, can be positioned to support round rod 4, through the positioning of drill pipe 6, can accurately guide drill pipe 6 to the specific position of target rock-soil layer.

[0033] In the embodiment two, on the basis of embodiment one, as shown in Figure 5 Drill pipe 6 side wall is equipped with two first guide slot 601, and two first guide slot 601 symmetrically distributes, and drill pipe 6 side wall is equipped with two first positioning slot 602, and first positioning slot 602 corresponds with first guide slot 601;

[0034] Connecting piece 7 top is equipped with threaded rod 701, and threaded rod 701 is connected with threaded sleeve 5, and connecting piece 7 bottom is equipped with connecting sleeve 702, and connecting sleeve 702 is located in drill pipe 6, and connecting sleeve 702 is provided with second guide slot 703 and second positioning slot 704, and second guide slot 703 and second positioning slot 704 correspond with first guide slot 601 and first positioning slot 602 respectively;

[0035] Push plate 8 outer circumferential surface is equipped with two guide blocks 801, and push plate 8 top is equipped with compression spring 802, and push plate 8 is located in connecting sleeve 702, and guide block 801 matches with second guide slot 703 and second positioning slot 704, and compression spring 802 is supported between push plate 8 and connecting piece 7, when drill pipe 6 completes rock-soil sampling, pull up push plate 8, make guide block 801 separate from second positioning slot 704 and first positioning slot 602, and rotate push plate 8 to make guide block 801 correspond with first guide slot 601 and second guide slot 703, and knock vibration push plate 8 simultaneously, can quickly take out the core sample in drill pipe 6.

[0036] The working principle of the embodiment: when using, the user's both hands tightly hold hand-held sleeve 303, and through the support round rod 4 and mounting sleeve 3 slip and insert adjustment, by limiting column 3042 and limiting slot 402 intercoordination, and utilize the rebound of stretch spring 3045 and drag effect, can be positioned to support round rod 4, through the positioning of drill pipe 6, can accurately guide drill pipe 6 to the specific position of target rock-soil layer;When drill pipe 6 completes rock-soil sampling, pull up push plate 8, make guide block 801 separate from second positioning slot 704 and first positioning slot 602, and rotate push plate 8 to make guide block 801 correspond with first guide slot 601 and second guide slot 703, and knock vibration push plate 8 simultaneously, can quickly take out the core sample in drill pipe 6.

[0037] The above merely provides the specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and any person skilled in the art can easily think of the changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A soil and rock sampling device, characterized in that, include: The drilling rig body (1) has a support base (2) at its bottom; the drilling rig body (1) has mounting sleeves (3) on its left and right sides, and the two mounting sleeves (3) are arranged in a vertical parallel manner; a support rod (4) is slidably inserted into the mounting sleeve (3); a threaded sleeve (5) is provided at the bottom of the support base (2); a drill rod (6) is provided below the threaded sleeve (5); a connector (7) is provided at the top of the drill rod (6); and a push plate (8) is provided on the connector (7). The two mounting sleeves (3) are provided with fixing brackets (301) on their inner sides, and the fixing brackets (301) are fixedly connected to the drilling rig body (1). The two mounting sleeves (3) are provided with fixing rings (302) on their inner sides, and the fixing rings (302) are fixedly fitted on the support base (2). The two mounting sleeves (3) are fitted with hand sleeves (303), and the two hand sleeves (303) are distributed symmetrically. The mounting sleeve (3) is provided with a limiting sleeve (304) on the bottom side.

2. The soil and rock sampling device according to claim 1, characterized in that, The limiting sleeve (304) is a cylindrical cavity structure, and the side wall of the limiting sleeve (304) is provided with two through slots (3041), and the two through slots (3041) are distributed symmetrically. The limiting sleeve (304) is provided with a limiting post (3042), one end of the limiting post (3042) is provided with a supporting circular plate (3043), and the two sides of the supporting circular plate (3043) are provided with limiting blocks (3044), and the two limiting blocks (3044) are distributed symmetrically. A tension spring (3045) is fitted on the limiting post (3042).

3. The soil and rock sampling device according to claim 2, characterized in that, The limiting post (3042) slides through the bottom wall of the limiting sleeve (304), and the limiting block (3044) is slidably connected to the limiting sleeve (304) through the through groove (3041). The two ends of the tension spring (3045) are respectively connected to the bottom wall of the limiting sleeve (304) and the supporting circular plate (3043).

4. A soil and rock sampling device according to claim 1, characterized in that, A support ring (401) is provided between the bottom ends of the two support rods (4), and the drill rod (6) passes through the support ring (401). Limiting grooves (402) are opened on the outer sides of the two support rods (4), and the limiting grooves (402) correspond to the limiting posts (3042).

5. A soil and rock sampling device according to claim 1, characterized in that, The drill rod (6) has two first guide grooves (601) on its side wall, and the two first guide grooves (601) are distributed symmetrically. The drill rod (6) has two first positioning grooves (602) on its side wall, and the first positioning grooves (602) correspond to the first guide grooves (601).

6. A soil and rock sampling device according to claim 1, characterized in that, The connector (7) has a threaded rod (701) at the top, and the threaded rod (701) is connected to the threaded sleeve (5). The connector (7) has a connecting sleeve (702) at the bottom, and the connecting sleeve (702) is located inside the drill rod (6). The connecting sleeve (702) has a second guide groove (703) and a second positioning groove (704), and the second guide groove (703) and the second positioning groove (704) correspond to the first guide groove (601) and the first positioning groove (602) respectively.

7. A soil and rock sampling device according to claim 1, characterized in that, The push plate (8) has two guide blocks (801) on its outer circumference and a compression spring (802) on its top. The push plate (8) is located inside the connecting sleeve (702), and the guide block (801) matches the second guide groove (703) and the second positioning groove (704). The compression spring (802) is supported between the push plate (8) and the connecting piece (7).

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