CN211401732U - Screw-thread push type sample extractor - Google Patents

Abstract

The utility model discloses a screw thread impulse type sample extractor, including the outer sleeve, run through and threaded connection has the screw thread to impel the post in the outer sleeve, fixedly connected with extractor on the lower extreme lateral wall of screw thread propulsion post, the both sides of outer sleeve all are equipped with firm mechanism, fixedly connected with revolves the piece on the upper end lateral wall of screw thread propulsion post, be equipped with the gangbar on the piece soon. The utility model discloses simple structure, it is with low costs, make things convenient for vertical deep soil that draws, need not the power supply and just can manually operation use, saved the electric energy, use also convenient more laborsaving and practical.

Description

Screw-thread push type sample extractor

Technical Field

The utility model relates to an extractor technical field for the experiment especially relates to a screw propulsion type article extractor.

Background

Soil is a layer of loose material on the ground surface, consists of various granular mineral substances, organic substances, water, air, microorganisms and the like, and can grow crops, a soil plough layer is formed because the agricultural planting activity of human beings disturbs the structure of the soil in a natural state, the soil surface layer is about 0-20cm, the root systems of plants have great contact surfaces with the soil, frequent material exchange is carried out between the plants and the soil, and the plant growth and the yield can be influenced by controlling soil factors, so that the soil is often required to be extracted in the agricultural planting process and research and investigation experiments on agricultural soil and the like, and the internal material composition, the pollution degree and the like are analyzed.

Traditional soil extraction operation is shallow like spade shovel soil, transversely draws surface soil, and the vertical deep soil degree of difficulty of drawing is big, and current soil sample extractor structure is complicated, and the cost is higher, and it can use to still need the power supply a bit, and it is inconvenient to draw soil in outdoor field, for this reason we have proposed a screw propulsion formula sample extractor, is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the screw propulsion style article extractor that proposes, its simple structure, it is with low costs, make things convenient for vertical deep soil that draws, need not the power supply and just can manually operation use, saved the electric energy, use also convenient more laborsaving and practical.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a screw thread impulse type sample extractor, includes the outer sleeve, run through and threaded connection has the screw thread to impel the post in the outer sleeve, fixedly connected with extractor on the lower extreme lateral wall of screw thread propulsion post, the both sides of outer sleeve all are equipped with stabilizing mean, fixedly connected with revolves the piece on the upper end lateral wall of screw thread propulsion post, be equipped with the gangbar on revolving the piece.

Preferably, the extractor is shaped as a hollow inverted circular truncated cone, and an opening is formed in the side wall of the lower end of the extractor.

Preferably, a soil breaking end is fixedly connected to the side wall of the opening at the lower end of the extractor, and the soil breaking end is a circular blade.

Preferably, stabilizing mean includes the fixed block of fixed connection on the lateral wall of outer sleeve, be connected with a section board through the pivot rotation on the fixed block, the section board is kept away from fixedly connected with on the lower extreme lateral wall of fixed block one end and is inserted the soil end, it sets up to the obconic to insert the soil end.

Preferably, the side wall of the upper end of the folding plate is fixedly connected with a foot sleeve.

Preferably, the rotary block is butterfly-shaped, a through hole corresponding to the linkage rod is formed in the side wall of the rotary block in a penetrating mode, the linkage rod penetrates through the through hole and is in sliding connection with the inner wall of the linkage rod, the two ends of the linkage rod are in threaded connection with the handheld blocks, and anti-skid threads are formed in the side walls of the two handheld blocks.

The utility model discloses following beneficial effect has:

1. through setting up outer sleeve, screw propulsion post, extractor and the end of breaking ground, simple structure, it is with low costs, the efficiency of breaking ground of extractor has been improved to the setting of the end of breaking ground of circle ring blade for the extraction arm of force of soil sample increases more laborsavingly, and screw propulsion post can be at outer sleeve internal rotation and downstream, thereby makes the vertical deep soil of deepening of extractor, makes things convenient for vertical deep soil that draws.

2. Through setting up stabilizing mean, after inserting the outer sleeve and the extractor is vertical to establish and place on the soil top layer of waiting to draw the sample, available foot wears the cover respectively on the foot cover, steps on downwards and inserts near ground with the soil end of inserting on the folded plate, the soil end of inserting of obconic more is favorable to inserting in the soil, under soil end of inserting on the folded plate inserts soil and operating personnel's weight, can establish subaerial with the vertical standing of outer sleeve stability, make things convenient for the operation of getting earth of epilogue screw propulsion.

3. Through setting up soon piece, gangbar, through-hole, handheld piece and anti-skidding line, after the outer sleeve is fixed through stabilizing mean, alright handheld piece pulling gangbar of handing for the handheld piece of the gangbar other end and the contact of the piece counterbalance soon, break the gangbar off with the fingers and thumb this moment and drive the screw thread through revolving the piece and impel the post rotation, the arm of force increases more laborsavingly, the screw thread impels the post rotation and can be in the outer sleeve downstream, thereby make the vertical deep soil of extraction ware, make things convenient for vertical deep soil of drawing.

To sum up, the utility model discloses simple structure, it is with low costs, make things convenient for vertical deep soil that draws, need not the power supply and just can manually operation use, saved the electric energy, use also convenient more laborsaving and practical.

Drawings

Fig. 1 is a schematic structural diagram of a screw-thread push-type sample extractor according to the present invention;

fig. 2 is a schematic view of an appearance structure of the screw propulsion sample extractor according to the present invention.

In the figure: the device comprises an outer sleeve 1, a thread pushing column 2, an extractor 3, a rotary block 4, a ground breaking end 5, a fixed block 6, a folding plate 7, a rotating shaft 8, a soil inserting end 9, a foot sleeve 10, a through hole 11, a linkage rod 12 and a handheld block 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a screw-thread-propelled sample extractor comprises an outer sleeve 1, a screw-thread-propelled column 2 penetrates through and is in screw connection with the outer sleeve 1, an extractor 3 is fixedly connected to the side wall of the lower end of the screw-thread-propelled column 2, the extractor 3 is in a hollow inverted round table shape, an opening is formed in the side wall of the lower end of the extractor 3, a soil-breaking end 5 is fixedly connected to the side wall of the opening at the lower end of the extractor 3, the soil-breaking end 5 is a circular-ring-shaped blade, the outer sleeve 1 is vertically placed by manpower when the screw-thread-propelled column extractor 3 is used, the lower end of the extractor 3 is inserted into the soil surface layer of a sample to be extracted, the soil-breaking efficiency of the extractor 3 is improved by the arrangement of the soil-breaking end 5 of the circular-ring-shaped blade, the extraction force arm of the soil sample is increased more labor, the screw thread propelling column 2 can rotate in the outer sleeve 1 and move downwards, so that the extractor 3 vertically goes deep into soil, and the deep soil is conveniently vertically extracted.

Wherein, both sides of the outer sleeve 1 are provided with stabilizing mechanisms, each stabilizing mechanism comprises a fixed block 6 fixedly connected on the side wall of the outer sleeve 1, a folding plate 7 is rotatably connected on the fixed block 6 through a rotating shaft 8, a soil inserting end 9 is fixedly connected on the side wall of the lower end of the folding plate 7 far away from one end of the fixed block 6, the soil inserting end 9 is arranged in an inverted cone shape, a foot sleeve 10 is fixedly connected on the side wall of the upper end of the folding plate 7, through the stabilizing mechanism, after the outer sleeve 1 and the extractor 3 are vertically inserted and placed on the surface layer of soil of a sample to be extracted, feet can respectively penetrate through the foot sleeves 10, the soil inserting end 9 on the folding plate 7 is downwards stepped to be inserted into the nearby ground, the inverted cone-shaped soil inserting end 9 is more favorable for being inserted into the soil, under the weight of an operator, the outer sleeve 1 can be vertically and stably erected on the ground, the subsequent screw propulsion soil taking operation is facilitated.

Wherein, the side wall of the upper end of the screw thread propelling column 2 is fixedly connected with a rotary block 4, the rotary block 4 is provided with a linkage rod 12, the rotary block 4 is butterfly-shaped, the side wall of the rotary block 4 is provided with a through hole 11 corresponding to the position of the linkage rod 12 in a penetrating way, the linkage rod 12 is provided with a through hole 11 penetrating and connected with the inner wall in a sliding way, the two ends of the linkage rod 12 are both connected with a handheld block 13 in a screw way, the side walls of the two handheld blocks 13 are both provided with anti-slip lines, the linkage rod 12, the through hole 11, the handheld block 13 and the anti-slip lines are arranged, when the outer sleeve 1 is fixed through a stabilizing mechanism, the linkage rod 12 can be pulled by the handheld block 13, so that the handheld block 13 at the other end of the linkage rod 12 is abutted against the rotary block 4, at the moment, the linkage rod 12 is pulled to drive the screw thread propelling column 2 to rotate through the rotary block 4, the arm of, therefore, the extractor 3 vertically penetrates into soil, the deep soil is conveniently vertically extracted, and the two hand-held blocks 13 are both in threaded connection with the linkage rod 12, so that the linkage rod 12 can be detached from the rotary block 4.

In the utility model, when in use, the outer sleeve 1 is vertically placed manually, the lower end of the extractor 3 is inserted into the soil surface layer of the sample to be extracted, when the outer sleeve 1 and the extractor 3 are vertically inserted and placed on the soil surface layer of the sample to be extracted, the outer sleeve 1 and the extractor 3 can be respectively sleeved on the foot sleeves 10 by feet, the soil inserting end 9 on the folding plate 7 is downwards stepped to be inserted into the ground nearby, the soil inserting end 9 with the inverted cone shape is more favorable for being inserted into the soil, the soil inserting end 9 on the folding plate 7 is inserted into the soil and the weight of an operator, the outer sleeve 1 can be vertically and stably erected on the ground, the subsequent screw propulsion soil taking operation is convenient, after the outer sleeve 1 is fixed by the stabilizing mechanism, the hand-held block 13 can be held to pull the linkage rod 12, so that the hand-held block 13 at the other end of the linkage rod 12 is abutted against the rotary block 4, the linkage rod 12 is pulled to drive the screw propulsion column 2, the arm of force increases more laborsavingly, the screw advances post 2 to rotate and can to move down in outer sleeve 1, thereby make 3 vertical deep soil of extractor, make things convenient for vertical deep soil of extraction, after reaching certain depth of borrowing, but antiport gangbar 12, advance post 2 and 3 rebound of extractor through driving 4 screw threads of piece soon, break away from ground, then break away from podotheca 10 with the foot, and manual pulling podotheca 10 will insert soil end 9 and break away from ground, then upwards mention this device, instrument such as tweezers after the reuse disinfection take out the sample soil in the extractor 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a screw thread impulse type sample extractor, includes outer sleeve (1), its characterized in that, run through and threaded connection has screw thread to impel post (2) in outer sleeve (1), fixedly connected with extractor (3) on the lower extreme lateral wall of screw thread propulsion post (2), the both sides of outer sleeve (1) all are equipped with stabilizing mean, fixedly connected with revolves piece (4) on the upper end lateral wall of screw thread propulsion post (2), be equipped with gangbar (12) on revolving piece (4).

2. A screw-propelled sample extractor as claimed in claim 1, wherein said extractor (3) is shaped as a hollow inverted truncated cone, said extractor (3) being provided with an opening in a lower end side wall thereof.

3. A screw-thread push type sample extractor according to claim 2, wherein a soil breaking end (5) is fixedly connected to the side wall of the lower opening of the extractor (3), and the soil breaking end (5) is a circular ring-shaped blade.

4. A screw-thread-propelled sample extractor as claimed in claim 1, wherein the stabilizing mechanism comprises a fixing block (6) fixedly connected to the side wall of the outer sleeve (1), the fixing block (6) is rotatably connected with a folding plate (7) through a rotating shaft (8), the folding plate (7) is fixedly connected with a soil-inserting end (9) on the side wall of the lower end of the end far away from the fixing block (6), and the soil-inserting end (9) is arranged in an inverted cone shape.

5. A screw-propelled sample extractor as claimed in claim 4, wherein a foot sleeve (10) is fixedly connected to the upper end side wall of the folded plate (7).

6. The screw-thread-propelled sample extractor as claimed in claim 1, wherein the rotary block (4) is butterfly-shaped, a through hole (11) corresponding to the linkage rod (12) is formed in the side wall of the rotary block (4) in a penetrating mode, the linkage rod (12) penetrates through the through hole (11) and is connected with the inner wall of the through hole in a sliding mode, the two ends of the linkage rod (12) are connected with the handheld blocks (13) in a threaded mode, and anti-skid threads are arranged on the side walls of the two handheld blocks (13).

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