CN206920144U - A kind of portable soil sampling instrument of effort-saving - Google Patents

Abstract

The utility model discloses a labor-saving portable soil sampling tool, which comprises a limit head, a feed rod, a connecting rod and a ring knife arranged from top to bottom; the bottom center of the limit head is connected to the feed rod, The feed rod is sleeved in the sleeve and can move up and down. The upper part of the feed rod is equidistantly provided with a plurality of parallel rack rings; the two ends of the sleeve are symmetrically provided with a mounting plate, and the bottom of the mounting plate is fixed with a support The column, the side of the mounting plate away from the sleeve is rotated with a rotating handle, the rotating handle is composed of a rotating crown and an operating rod, and the periphery of the rotating crown is an incomplete gear that matches the rack ring; the connecting rod and the supporting column are of telescopic design; the ring knife is fixed on the bottom of the connecting rod, and a circle of sawtooth is provided on the bottom of the ring knife. The soil sampling tool of the utility model makes the sampling process labor-saving and has high portability.

Description

A labor-saving portable soil sampling tool

technical field

The utility model relates to a soil sampling device, in particular to a labor-saving portable soil sampling tool.

Background technique

Soil sampling is the basis of soil research and geological exploration. There are many existing soil sampling methods, but most of them need to use sampling tools. Most of the existing sampling tools use a ring knife as the sampling head, insert the ring knife into the soil by pressing, and then pull the ring knife out of the soil. This sampling method is laborious. Therefore, the utility model proposes a labor-saving soil sampling tool.

Utility model content

The purpose of this utility model is to provide a labor-saving portable soil sampling tool to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A labor-saving portable soil sampling tool, including a limit head, a feed rod, a connecting rod and a ring knife set from top to bottom; the bottom center of the limit head is connected to the feed rod, and the feed rod is sleeved It is in the sleeve and can move up and down. The feed rod is composed of the upper first feed rod and the lower second feed rod. The outer periphery of the first feed rod is equidistantly arranged with multiple parallel teeth along the length direction. Strip ring; the two ends of the sleeve are symmetrically provided with mounting plates, the bottom of the mounting plate is connected with a support rod, the support rod is a telescopic design, the bottom end of the support rod is fixed with a support plate, and the mounting plate is away from the side of the sleeve There is a rotating handle, which is composed of a rotating handle and an operating rod. The periphery of the rotating handle is an incomplete gear that matches the rack ring. The rotating handle is connected to the mounting plate through a short shaft. The position corresponding to the rotating crown on both sides is provided with a bar-shaped hole for the gear of the rotating crown to extend into; the ring knife is fixed on the bottom of the connecting rod, and the bottom of the ring knife is provided with a circle of sawtooth.

As a further solution of the utility model: the connecting rod includes a hollow first connecting rod and a second connecting rod, the top of the first connecting rod is connected to the feed rod, the first connecting rod is sleeved in the second connecting rod and can Moving up and down, there is also a fixing bolt that fixes the first connecting rod and the second connecting rod.

As a further solution of the utility model: the ring knife is fixed on the bottom of the connecting rod, and the bottom of the ring knife is provided with a circle of sawtooth; the position close to the bottom of the connecting rod is provided with a slip ring, and the top of the slip ring is symmetrically connected with The guide post extends into the ring knife and is connected with a pressing plate, and the pressing plate is slidably connected with the inner cavity of the ring knife.

As a further solution of the present invention: the second feed rod is slidingly engaged with the inner cavity of the sleeve.

As a further solution of the utility model: the support rod is a rod-in-rod structure, and the support rod is provided with fixing bolts.

As a further solution of the present invention: the outer ring of the operating rod is provided with an anti-slip layer.

As a further solution of the present invention: the fixing bolt is fixed on the second connecting rod through a fixing rope.

As a further solution of the present invention: the guide column is provided with a scale line.

Compared with the prior art, the beneficial effects of the utility model are:

In the utility model, the rotation of the rotating handle drives the feed rod to move up and down, which replaces the pressing and pulling methods used in traditional soil sampling. This design similar to the lever type makes the process of inserting the ring knife into the soil and breaking away from the soil It becomes labor-saving; at the same time, because of the turning handle, there is no need to set up a horizontal lifting handle, which reduces the overall size of the tool and improves portability; the telescopic connecting rod and support rod make the size of the tool smaller after folding , which further improves the portability; the use of the inner pressure plate of the ring knife and the slip ring makes it easy for the operator to take out the soil sample in the ring knife.

Description of drawings

Fig. 1 is a structural schematic diagram of a labor-saving portable soil sampling tool.

FIG. 2 is a schematic diagram of an enlarged structure of A in FIG. 1 .

Fig. 3 is a structural schematic diagram of a ring cutter in a labor-saving portable soil sampling tool.

Fig. 4 is a schematic diagram of the working state of the labor-saving portable soil sampling tool.

Fig. 5 is a schematic diagram of a storage state of the labor-saving portable soil sampling tool.

In the figure: 1-limiting head, 2-feed rod, 21-first feed rod, 211-rack ring, 22-second feed rod, 3-installation plate, 31-short shaft, 32-support Rod, 321-support plate, 322-fixing bolt, 4-rotating handle, 41-rotating crown, 42-operating rod, 421-anti-slip layer, 5-sleeve, 51-bar hole, 6-connecting rod, 61 -The first connecting rod, 62-the second connecting rod, 63-fixing pin, 631-fixing rope, 7-ring knife, 71-sawtooth, 8-slip ring, 81-guide column, 811-scale line, 82-pressing plate .

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figs. 1-5, in the embodiment of the utility model, a labor-saving portable soil sampling tool includes a limit head 1, a feed rod 2, a connecting rod 6 and a ring knife 7 arranged from top to bottom; The center position of the bottom of the limiting head 1 is connected to the feed rod 2. The feed rod 2 is set in the sleeve 5 and can move up and down. The feed rod 2 is fed by the first feed rod 21 on the upper part and the second feed rod 21 on the lower part. Rods 22 are combined, and the periphery of the first feed rod 21 is equidistantly provided with a plurality of parallel rack rings 211 along the length direction; the two ends of the sleeve 5 are symmetrically provided with a mounting plate 3, and the bottom of the mounting plate 3 Connected with a support rod 32, the support rod 32 is a telescopic design, the bottom end of the support rod 32 is fixed with a support plate 321, and the side of the mounting plate 3 away from the sleeve 5 is provided with a rotating handle 4, and the rotating handle 4 is controlled by the rotating handle head 41 It is combined with the operating rod 42. The periphery of the rotating crown 41 is an incomplete gear that matches the rack ring 211. The rotating crown 41 is rotationally connected with the mounting plate 3 through the short shaft 31, and the two sides of the sleeve 5 rotate correspondingly. The position of the crown 41 is provided with a bar-shaped hole 51 for the gear of the crown 41 to extend into. When the handle 4 is turned outward, the incomplete gear on the crown 41 and the gear on the first feed rod 21 The rack and ring cooperate to drive the feed rod 2 to move downward; the connecting rod 6 includes a hollow first connecting rod 61 and a second connecting rod 62, the top of the first connecting rod 61 is connected to the feeding rod 2, the first The connecting rod 61 is sleeved in the second connecting rod 62 and can move up and down. It is also provided with a fixed pin 63 that fixes the first connecting rod 61 and the second connecting rod 62. The telescopic design of the connecting rod 6 makes the non-working state The overall size of the tool becomes smaller, which improves the portability of the tool; the ring knife 7 is fixed on the bottom of the connecting rod 6, and the lower end surface of the ring knife 7 is flush with the lower end surface of the support plate 321 in the non-working state, and the ring knife 7 There is a ring of sawtooth 71 at the bottom of the bottom, which reduces the travel resistance of the ring knife 7 in the soil; the position of the connecting rod 6 close to the bottom is provided with a slip ring 8, and the top of the slip ring 8 is symmetrically connected with a guide column 81, and the guide column 81 stretches into the ring knife 7 and is connected with a pressing plate 82, the pressing plate 82 is slidingly connected with the inner cavity of the ring knife 7, after the ring knife 7 is extracted from the soil, the soil sample can be easily removed from the ring by pressing the slip ring 8 Remove from knife 7;

The second feed rod 22 is slidingly engaged with the inner cavity of the sleeve 5, which improves the stability when the feed rod 2 moves;

The support rod 32 is a rod-in-rod structure, and the support rod 32 is provided with a fixing bolt 322;

The outer ring of the operating rod 42 is provided with an anti-skid layer 421, which is beneficial to the operation of the rotating handle 4;

The fixing pin 63 is fixed on the second connecting rod 62 by a fixing rope 631 to prevent loss of small parts;

The guide column 81 is provided with a scale line 811, through which the thickness of the soil sample in the ring knife can be grasped, which is beneficial to the control of the sampling process.

The working principle of the utility model is:

Place the ring knife 7 and the support plate 321 on the soil surface, turn the turning handle 4 outwards, the incomplete gear on the turning handle 41 matches the rack ring on the first feed rod 21, and drives the feed rod 2 to Moving down, thereby driving the ring knife 7 to be inserted into the soil, during this process, the support plate 321 plays a supporting role, because the top of the ring knife 7 is provided with sawtooth 71, which reduces the resistance of the ring knife 7 to travel in the soil; when the ring After the knife 7 is fully submerged in the soil, the turning handle 4 is in an open state, as shown in Figure 4, at this time, the turning handle 4 on both sides is pressed, and the turning handle 4 turns downward with the short axis 31 as a fulcrum, thereby driving the feed rod 2 upward Move and pull the ring knife 7 out of the soil. This lever-like design is more labor-saving than direct pressing and pulling; at the same time, in traditional soil sampling tools, for the convenience of pressing and pulling, a horizontal Pull the handle, so that the overall size of the tool will be larger, and it is not necessary to carry it. However, in the utility model, since the turning handle 4 is used to complete the insertion and extraction work, there is no need to set the pull handle, which reduces the overall size. The size of the tool; after the ring knife 7 is pulled out from the soil, the soil sample can be easily taken out from the ring knife 7 by pressing the slip ring 8 .

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (8)

1. a kind of portable soil sampling instrument of effort-saving, including spacing head (1), the feed bar (2), even set from top to bottom Extension bar (6) and cutting ring (7)；Characterized in that, the bottom centre position connection feed bar (2) of the spacing head (1), feed bar (2) it is set in sleeve (5) and can moves up and down, feed bar (2) is entered by the second of the feed bar of top first (21) and bottom Combined to bar (22), the first feed bar (21) periphery is placed equidistant multiple rack circles being parallel to each other along its length (211)；The both ends of the sleeve (5) are symmetrically arranged with installing plate (3), and the bottom of installing plate (3) is connected with support bar (32), branch Strut (32) is telescopic design, and the bottom of support bar (32) is fixed with supporting plate (321), the remote sleeve (5) of installing plate (3) Side is provided with handler (4), and handler (4) is combined by rotation button (41) and action bars (42), rotates button (41) Periphery be the partial gear that is engaged with rack circle (211), rotate button (41) and pass through short axle (31) and turn with installing plate (3) Dynamic connection, the position that the both sides of sleeve (5) correspondingly rotate button (41) offer the bar stretched into for rotating the gear of button (41) Shape hole (51)；The cutting ring (7) is fixed on the bottom of connecting rod (6), the lower surface of cutting ring (7) and supporting plate under off working state (321) lower surface is concordant, and the bottom of cutting ring (7) offers a circle sawtooth (71).

2. the portable soil sampling instrument of effort-saving according to claim 1, it is characterised in that the connecting rod (6) Including hollow head rod (61) and the second connecting rod (62), the top of head rod (61) connects feed bar (2), the One connecting rod (61) is set in the second connecting rod (62) and can moved up and down, and is additionally provided with head rod (61) and second The fixed steady pin (63) of connecting rod (62).

3. the portable soil sampling instrument of effort-saving according to claim 1, it is characterised in that the connecting rod (6) Slip ring (8) is arranged with close to the position of bottom, lead (81) is symmetrically connected with the top of slip ring (8), lead (81) stretches into In cutting ring (7) and pressing plate (82) is connected with, the inner chamber of pressing plate (82) and cutting ring (7) is slidably connected.

4. the portable soil sampling instrument of effort-saving according to claim 1, it is characterised in that second feed bar (22) clamping is slided in the inner chamber with sleeve (5).

5. the portable soil sampling instrument of effort-saving according to claim 1, it is characterised in that the support bar (32) For bar structure in bar, fixing bolt (322) is provided with support bar (32).

6. the portable soil sampling instrument of effort-saving according to claim 1, it is characterised in that the action bars (42) Outer ring be provided with skid resistant course (421).

7. the portable soil sampling instrument of effort-saving according to claim 2, it is characterised in that the steady pin (63) It is fixed on by static line (631) in the second connecting rod (62).

8. the portable soil sampling instrument of effort-saving according to claim 3, it is characterised in that the lead (81) On be provided with graduation mark (811).