CN211374129U

CN211374129U - Soil sampling device

Info

Publication number: CN211374129U
Application number: CN201921940160.9U
Authority: CN
Inventors: 覃博; 郑小二
Original assignee: Chongqing Taike Environmental Protection Technology Co ltd
Current assignee: Chongqing Taike Environmental Protection Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-08-28
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a soil sampling device, which comprises a pull rod, wherein a handle, a pedal and a connecting piece are sequentially arranged from top to bottom along the axial direction of the pull rod, the lower end of the connecting piece is provided with a clamp, and a sampler is clamped on the clamp; wherein: the pull rod is of a sleeve structure, a supporting rod is sleeved in the pull rod, the sampler comprises a sampling cylinder, and a piston rod is sleeved in the sampling cylinder; when the abutting rod is pressed downwards, the abutting rod abuts against the piston rod, so that the piston rod moves towards the sampling opening of the sampling tube. An object of the utility model is to provide a convenient operation, labour saving and time saving, and the difficult soil sampling device that drops of soil sample.

Description

Soil sampling device

Technical Field

The utility model relates to a soil acquisition technical field especially relates to a soil sampling device.

Background

With the improvement of attention of people to soil environment problems, research on soil environment is deepened gradually, original soil sample collection is a key technology for soil environment problem research, and scientificity, representativeness and normalization of sample collection are important.

Before sampling, the section is trimmed and cleaned, the most superficial layer of the floating soil is cut off, and then the soil is sampled from the typical central part layer by layer through a soil sampling device from top to bottom according to the layers. Chinese utility model patent CN 204255678U discloses a soil sample collector, when the sampling, drills the soil layer through the sample tooth, forms soil sample back and rotates interior sample bucket, makes soil sample not hard up to the convenient soil sample that takes out.

However, when the soil sample collector is used, the sampling teeth need to be continuously rotated to drill the soil layer, the sampling operation is troublesome, and particularly, the sampling operation on the deeper soil layer is more time-consuming and labor-consuming; in addition, at the in-process that the collector was taken out, loose soil sample drops from the sample connection easily, causes the soil sample of collection not enough, needs operating personnel repeated sampling work, and this has also increased operating personnel's work burden undoubtedly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient operation, labour saving and time saving, and the soil sampling device that the soil sample is difficult for dropping aims at solving in the background art the technical problem who explains.

In order to achieve the purpose, the utility model provides a soil sampling device, which comprises a pull rod, a handle, a pedal and a connecting piece are sequentially arranged from top to bottom along the axial direction of the pull rod, a clamp is arranged at the lower end of the connecting piece, and a sampler is clamped on the clamp; wherein: the pull rod is of a sleeve structure, a supporting rod is sleeved in the pull rod, the sampler comprises a sampling cylinder, and a piston rod is sleeved in the sampling cylinder; when the abutting rod is pressed downwards, the abutting rod abuts against the piston rod, so that the piston rod moves towards the sampling opening of the sampling tube.

Specifically, two protection plates are oppositely arranged at the left end and the right end of the connecting piece, a spine part is arranged at the lower end of each protection plate, and the horizontal height of the spine part is lower than that of the sampling port.

Specifically, the sampling port is of a bevel cutting type.

Specifically, the lower end of the abutting rod is provided with a bulge, and a spring is abutted between the bulge and the lower end face of the connecting piece.

Specifically, the clamp is hinged to the connecting piece.

Specifically, anchor clamps include first clamp and second clamp, be connected with first connecting rod on the first clamp, be connected with the second connecting rod on the second clamp, and every connecting rod is articulated through a pivot respectively on the connecting piece.

Specifically, the connecting piece is further provided with a limiting assembly used for limiting the clamp.

Specifically, the limiting assembly comprises a first sleeve ring and a second sleeve ring which are arranged on the left side and the right side of the first connecting rod or the second connecting rod in a parallel mode, and limiting rods are sleeved in the first sleeve ring and the second sleeve ring in a sleeved mode.

Specifically, the wall of the sampling tube is provided with a scale mark.

The utility model discloses a soil sampling device, when using, operating personnel is at first fixed with the sampler through anchor clamps, then the holding device is vertical, the handle is held to both hands, a foot is trampled on the footboard, exert oneself jointly through the hand and foot, make the sampler insert soil, the soil sample gets into in the sampler from the thief hatch, make piston rod upward movement, after gathering sufficient soil sample, operating personnel presses the pole, support the pole downstream conflict piston rod, thereby the piston rod is to the soil sample in the thief hatch motion compaction thief section of thick bamboo, the soil sample compaction back, operating personnel holds the handle once more, mention the device and can take the sampler out, take out behind the sampler, open anchor clamps, promote the piston rod of sampler, it can to push the sample bottle with the soil sample in the thief section of thick bamboo.

Compared with the prior art, the beneficial effects of the utility model are that: (1) through set up handle and footboard on the pull rod, but the hand and foot is hard jointly when the operation, and it is more laborsaving to operate, and the efficiency of gathering the soil sample is higher.

(2) The cooperation of sampler cylinder, piston rod and support the pole makes the device insert the soil layer to after gathering the soil sample, can be quick with the soil sample compaction, thereby avoid taking out behind the sampler, drop from the sample connection because of the loose sample that leads to of soil, further promoted the efficiency of soil sampling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front view of the soil sampling device of the present invention.

Figure 2 is the utility model discloses soil sampling device's cross-sectional view.

Fig. 3 is the left side view of the utility model soil sample sampling device.

Fig. 4 is a schematic structural view of the clamp of the present invention.

Fig. 5 is a schematic structural diagram of the sampler of the present invention.

The device comprises a pull rod 1, a handle 2, a pedal 3, a connecting piece 4, a clamp 5, a sampler 6, a pushing rod 7, a sampling cylinder 8, a piston rod 9, a sampling port 10, a protection plate 11, a bulge 12, a spring 13, a first clamp 14, a second clamp 15, a first connecting rod 16, a second connecting rod 17, a limiting component 18, a first lantern ring 19, a second lantern ring 20, a limiting rod 21 and a scale mark 22.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, fig. 2 and fig. 5, the present invention provides a technical solution: a soil sampling device comprises a pull rod 1, wherein a handle 2, a pedal 3 and a connecting piece 4 are sequentially arranged from top to bottom along the axial direction of the pull rod 1, a clamp 5 is arranged at the lower end of the connecting piece 4, and a sampler 6 is clamped on the clamp 5; wherein: the pull rod 1 is of a sleeve structure, a resisting rod 7 is sleeved in the pull rod 1, the sampler 6 comprises a sampling cylinder 8, and a piston rod 9 is sleeved in the sampling cylinder 8; when the pushing rod 7 is pressed downwards, the pushing rod 7 pushes against the piston rod 9, so that the piston rod 9 moves towards the sampling opening 10 of the sampling tube 8.

In this embodiment, when using, the operating personnel at first fixes sampler 6 through anchor clamps 5, then the holding device is vertical, handle 2 is held to both hands, a foot is trampled on footboard 3, exert oneself jointly through the hand and foot, make sampler 6 insert soil, soil sample gets into in sampler 6 from thief hatch 10, make piston rod 9 upward movement, after gathering sufficient soil sample, the operating personnel presses and supports pole 7, support pole 7 downward movement is contradicted piston rod 9, thereby piston rod 9 moves to the thief hatch and compacts the soil sample in sampler barrel 8, after the soil sample compaction, the operating personnel hold handle 2 again, mention the device and can take out sampler 6, take out sampler 6 after, open anchor clamps 5, push piston rod 9 of sampler 6, it can to push the soil sample in sampler barrel 8 into the sample bottle.

Compared with the prior art, the soil sampling device has the following beneficial effects: (1) through set up handle 2 and footboard 3 on pull rod 1, but the operation is more laborsaving with the strength of foot and hand jointly when the operation, and the efficiency of gathering the soil sample is higher.

(2) The cooperation of sampling tube 8, piston rod 9 and support pole 7 makes the device insert the soil layer to after gathering the soil sample, can be quick with the soil sample compaction, thereby avoid taking out sampler 6 after, drop from sample connection 10 because of the loose sample that leads to of soil, further promoted soil sampling's efficiency.

Furthermore, two protection plates 11 are oppositely arranged at the left end and the right end of the connecting piece 4, a spine part is arranged at the lower end of each protection plate 11, and the horizontal height of the spine part is lower than that of the sampling port 10.

In this embodiment, because the level of sample connection 10 is higher than spine portion, when the operation, sample connection 10, therefore when inserting soil, spine portion contacts with the soil layer earlier, if find to have hard thing in the soil layer, can change the sampling position to avoid the damage that the collision of sampler 6 and the hard thing in the soil layer leads to.

Further, the sampling port 10 is of a bevel type. When the inclined sampling port 10 is inserted into a soil layer, the contact area with the soil layer is small, so that the operation is more labor-saving.

Specifically, the lower end of the abutting rod 7 is provided with a protrusion 12, and a spring 13 is abutted between the protrusion 12 and the lower end face of the connecting piece 4.

In this embodiment, after the soil sample in the sampling tube 8 is compacted, the operator can release the abutting rod 77 to make the abutting rod 7 fall off the piston rod 9, so that the operation is more convenient.

Referring to fig. 2 and 3, further, the clamp 5 is hinged to the connecting member 4.

In this embodiment, the clamp 5 may be rotated to the outside of the connector 4 when the sampler 6 is mounted or dismounted, thereby facilitating the mounting or dismounting of the sampler 6 by an operator.

Specifically, anchor clamps 5 include first clamp 14 and second clamp 15, be connected with first connecting rod 16 on the first clamp 14, be connected with second connecting rod 17 on the second clamp 15, and every connecting rod is articulated through a pivot respectively on the connecting piece 4.

Referring to fig. 1, further, a limiting assembly 18 for limiting the clamp 5 is further disposed on the connecting member 4.

In this embodiment, the limiting component 18 can prevent the fixture 5 from swinging under stress after the sampler 6 is inserted into the soil layer.

Specifically, the limiting assembly comprises a first sleeve ring 19 and a second sleeve ring 20 which are arranged on the left side and the right side of the first connecting rod 16 or the second connecting rod 17 in parallel, and a limiting rod 21 is sleeved in the first sleeve ring 19 and the second sleeve ring 20.

Referring to fig. 5, further, a scale mark 22 is disposed on the wall of the sampling tube 8.

In the embodiment, when volatile and semi-volatile soil is collected, the piston rod 9 is directly pushed to push the soil sample into the effective sample bottle according to the metering scale mark 22 on the wall of the sampling tube 8 so as to meet the requirement of soil collection amount; when gathering mixed soil sample, can mix according to certain proportion for satisfying the soil sample that every small-size region gathered, finally according to the measurement scale sign 22 of the 8 section of thick bamboo walls of sampling tube, directly promote the sampling tube handle and push soil sample into effectual sample bottle in to reach the requirement of soil collection quantification.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The soil sampling device is characterized by comprising a pull rod, wherein a handle, a pedal and a connecting piece are sequentially arranged from top to bottom along the axial direction of the pull rod, a clamp is arranged at the lower end of the connecting piece, and a sampler is clamped on the clamp;

wherein: the pull rod is of a sleeve structure, a supporting rod is sleeved in the pull rod, the sampler comprises a sampling cylinder, and a piston rod is sleeved in the sampling cylinder; when the abutting rod is pressed downwards, the abutting rod abuts against the piston rod, so that the piston rod moves towards the sampling opening of the sampling tube.

2. The soil sampling device of claim 1, wherein the left end and the right end of the connecting piece are oppositely provided with two protection plates, the lower ends of the protection plates are provided with sharp-pointed parts, and the horizontal height of the sharp-pointed parts is lower than that of the sampling opening.

3. The soil sampling device of claim 2, wherein the sampling port is beveled.

4. The soil sampling device of claim 1, wherein the lower end of the resisting rod is provided with a bulge, and a spring is abutted between the bulge and the lower end face of the connecting piece.

5. The soil sampling device of claim 2, wherein the clamp is hinged to the connector.

6. The soil sampling device of claim 5, wherein the clamp comprises a first clamp and a second clamp, a first connecting rod is connected to the first clamp, a second connecting rod is connected to the second clamp, and each connecting rod is hinged to the connecting piece through a rotating shaft.

7. The soil sampling device of claim 6, wherein the connector is further provided with a limiting assembly for limiting the clamp.

8. The soil sampling device of claim 7, wherein the limiting assembly comprises a first sleeve ring and a second sleeve ring which are arranged on the left side and the right side of the first connecting rod or the second connecting rod in parallel, and limiting rods are sleeved in the first sleeve ring and the second sleeve ring.

9. The soil sampling device of claim 1, wherein the wall of the sampling tube is provided with scale markings.