Water conservancy construction soil sampling device

Abstract

The utility model discloses a water conservancy construction soil sampling device which comprises an inserting rod, a sampling pipe and a screw rod slidably installed in the inserting rod, a push block matched with the inner diameter of the sampling pipe is fixedly installed at the bottom end of the screw rod, a limiting barrel is fixedly installed in the center of the top of the inserting rod, and a rotating sleeve is installed on the outer wall of the limiting barrel in a threaded mode. And a plurality of clamping pieces are integrally formed at the top of the limiting cylinder, and threads matched with the screw rod are arranged in the clamping pieces, so that the rotating sleeve vertically moves until the clamping pieces abut against the screw rod and are in threaded connection with the screw rod. According to the labor-saving soil sampler, the limiting cylinder, the rotating sleeve, the clamping piece and the screw rod are assembled to form the labor-saving soil sampler, the screw rod is in threaded connection with the clamping piece through tight occlusion of the clamping piece and the screw rod during soil removal, the sampled soil can be separated from the sampling tube by rotating the screw rod, and compared with the existing mode that the screw rod needs to be pushed forcibly to remove soil, the labor-saving soil sampler is simple in structure, convenient to operate and high in practicability. Convenience is brought to soil sampling work, and meanwhile the practical value is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy construction field, concretely is a kind of water conservancy construction soil sampling device. BACKGROUND

[0002] Before water conservancy construction, the soil of construction site needs to be sampled and analyzed, and the existing sampler generally uses half-cylinder type and full-cylinder type.

[0003] At present, the manual soil sampling device is mostly pressed to take out the soil block after sampling, which is time-consuming. The Chinese patent document with publication number CN218156978U discloses a water conservancy construction soil sampling device, which comprises an outer cylinder and a sampling cylinder. Two round rods are fixedly arranged at the top end of the outer cylinder. Two round holes are formed at the top end of the sampling cylinder. The round rods are in contact with the inner walls of the round holes. A driving motor is fixedly arranged at the top end of the outer cylinder. A driving shaft is connected to the driving motor. A screw hole is formed at the top end of the sampling cylinder. An external thread is formed on the outer side of the driving shaft. The external thread on the driving shaft is threadedly connected with the screw hole. A push plate is fixedly arranged at the bottom end of the two round rods. Two hand-held rods are fixedly arranged on the outer cylinder.

[0004] The above-mentioned water conservancy construction soil sampling device achieves the purpose of convenient soil removal through the cooperation of the motor and the threaded rod. Although the operation convenience is obviously improved, the structure is complex, and the setting of the motor not only increases the cost of the device, but also makes the device heavy and inconvenient to carry. Therefore, improvement is needed. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a water conservancy construction soil sampling device to solve the problem of complex structure of the soil sampling device existing in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a water conservancy construction soil sampling device, which comprises a plug rod, a sampling pipe and a screw rod slidingly installed in the plug rod. A push block adapted to the inner diameter of the sampling pipe is fixedly installed at the bottom end of the screw rod. A limiting cylinder is fixedly installed at the central position of the top of the plug rod. A rotating sleeve is threadedly installed on the outer wall of the limiting cylinder. A plurality of clamping pieces distributed in a circumferential manner are integrally formed at the top of the limiting cylinder. The clamping pieces are provided with threads adapted to the screw rod, so that the rotating sleeve makes vertical movement until the clamping pieces abut against the screw rod and are threadedly connected with the screw rod.

[0007] Preferably, a pair of rubber sleeves is sleeved on the top of the plug rod.

[0008] Preferably, the plug rod is of T-shaped structure, and the horizontal rod of the plug rod is provided with a pair of round holes for the screw rod to penetrate.

[0009] Preferably, the outer wall of the clamping piece is provided with an inclined section which gradually extends to the end.

[0010] Preferably, the inner wall of the rotating sleeve is provided with a circular arc section.

[0011] Preferably, the rotating sleeve is provided in a hexagonal structure.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The utility model discloses a labor-saving soil sampler which is assembled by the limiting cylinder, the rotating sleeve, the clamping piece and the screw rod, and the screw rod and the clamping piece are tightly engaged when the soil is removed, so that the screw rod is threadedly connected with the clamping piece, and the sampling soil can be separated from the sampling tube by rotating the screw rod, compared with the mode that the screw rod is forced to push to remove the soil at present, the structure is simple, the operation is convenient, and the soil sampling work is facilitated, and the utility model has high practical value. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0015] Figure 2 It is the partial enlarged three-dimensional structure schematic diagram of the plug-in rod of the utility model;

[0016] Figure 3 It is the split three-dimensional structure schematic diagram of the rotating sleeve and the limiting cylinder of the utility model;

[0017] Figure 4 It is the assembly section three-dimensional structure schematic diagram of the screw rod and the limiting cylinder of the utility model.

[0018] In the drawing: 1, plug-in rod, 2, sampling tube, 3, screw rod, 4, push block, 5, limiting cylinder, 6, rotating sleeve, 7, clamping piece, 8, inclined section, 9, circular arc section. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be apparently and completely described in combination with the drawings of the embodiments of the utility model, and apparently, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range of protection of the utility model.

[0020] Please refer to Figures 1-4The utility model provides a technical scheme: a water conservancy construction soil sampling device, including the plug -in rod 1, the sampling tube 2 and the screw rod 3 of sliding installation in the plug -in rod 1, the sampling tube 2 is detachably arranged in the bottom end of the plug -in rod 1 in this application, and the advantage of such arrangement is that the sampling tube 2 of different depth can be replaced according to the demand, the top of plug -in rod 1 is sleeved with a pair of rubber sleeve, and the advantage of such arrangement is that the use comfort is improved, the plug -in rod 1 is T-shaped structure, and the horizontal rod of plug -in rod 1 is equipped with a pair of round holes for the screw rod 3 to penetrate, the inner diameter of round hole is greater than the outer diameter of screw rod 3, the bottom end of screw rod 3 is fixedly installed with the push block 4 matched with the inner diameter of sampling tube 2, in use, by inserting sampling tube 2 into the sampling soil, once sampling tube 2 is inserted to the required depth, it can be pulled out from the soil, the push block 4 is lifted in sampling tube 2 with the soil, the central position of the top of plug -in rod 1 is welded with the limiting cylinder 5, the outer wall of limiting cylinder 5 is screw mounted with rotating sleeve 6, and rotating sleeve 6 is arranged as hexagonal structure, and the advantage of such arrangement is that it is convenient for the user to screw rotating sleeve 6, the inner wall of rotating sleeve 6 is equipped with circular segment 9, the top of limiting cylinder 5 is integrally formed with a plurality of clamping pieces 7 that are distributed in a circle, the outer wall of clamping piece 7 is equipped with inclined section 8, and inclined section 8 gradually expands and extends to the end portion, the screw thread matched with screw rod 3 is arranged in clamping piece 7, so that rotating sleeve 6 does perpendicular motion to the abutment of clamping piece 7 and the screw thread connection with screw rod 3, through the arrangement of circular segment 9, the friction between clamping pieces 7 can be reduced, when the soil in sampling tube 2 is removed, rotating sleeve 6 is moved to the position of clamping piece 7 outside limiting cylinder 5 by screwing rotating sleeve 6, circular segment 9 abuts with inclined section 8 and drives clamping piece 7 to deform to the close engagement of its screw thread with screw rod 3, and the screw thread setting of screw rod 3 and the inner wall of clamping piece 7 is relatively dense, and the advantage of such design is that the more dense the screw thread is, the smaller the slope of the inclined plane is, and the more labor-saving it is to use, then rotating screw rod 3 can make screw rod 3 move downward in limiting cylinder 5, and the soil in sampling tube 2 is pushed out of sampling tube 2 by push block 4, the limiting cylinder 5, rotating sleeve 6, clamping piece 7 and screw rod 3 are assembled to form the labor-saving soil sampler, the screw thread connection of screw rod 3 and clamping piece 7 is realized by the close engagement of clamping piece 7 and screw rod 3 when the soil is removed, and the sampling soil can be separated from sampling tube 2 by rotating screw rod 3, compared with the current method of removing soil by pushing screw rod 3, the utility model has the advantages of simple structure, convenient operation, convenience for soil sampling work and high practical value.

[0021] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0022] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A hydraulic construction soil sampling device, characterized by: The utility model relates to a sampling device, including plug rod (1), sampling tube (2) and screw rod (3) of sliding installation in plug rod (1), the bottom end fixed mounting of screw rod (3) is with the push block (4) of sampling tube (2) inner diameter adaptation, the central position of plug rod (1) top fixed mounting has the limit cylinder (5), the outer wall threaded mounting of limit cylinder (5) has the rotating sleeve (6), the top of limit cylinder (5) is integrally formed with a plurality of the clamping piece (7) of the week circle type distribution, the screw thread of clamping piece (7) is equipped with with screw rod (3) adaptation, so that rotating sleeve (6) does perpendicular motion to clamping piece (7) with screw rod (3) and screw rod (3) threaded connection is resisted.

2. A hydraulic soil sampling device according to claim 1, wherein: The top of the plug rod (1) is sleeved with a pair of rubber sleeves.

3. The hydraulic soil sampling device of claim 1, wherein: The plug rod (1) is T-shaped, and the horizontal rod of the plug rod (1) is provided with a pair of circular holes for the screw rod (3) to penetrate.

4. The hydraulic soil sampling device of claim 1, wherein: The outer wall of the clamping piece (7) is provided with an inclined section (8) that gradually expands towards the end.

5. The hydraulic soil sampling device of claim 1, wherein: The inner wall of the rotating sleeve (6) is provided with a circular arc section (9).

6. The hydraulic soil sampling device of claim 1, wherein: The rotating sleeve (6) is hexagonal in structure.

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