CN203858126U - Deep undisturbed soil sampler - Google Patents

Deep undisturbed soil sampler Download PDF

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Publication number
CN203858126U
CN203858126U CN201420287314.XU CN201420287314U CN203858126U CN 203858126 U CN203858126 U CN 203858126U CN 201420287314 U CN201420287314 U CN 201420287314U CN 203858126 U CN203858126 U CN 203858126U
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China
Prior art keywords
base
undisturbed soil
cutter head
sample barrel
cylinder
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CN201420287314.XU
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Chinese (zh)
Inventor
胡振琪
林杉
李星宇
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China University of Mining and Technology CUMT
China University of Mining and Technology Beijing CUMTB
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China University of Mining and Technology Beijing CUMTB
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Abstract

The utility model discloses a deep undisturbed soil sampler, belonging to the technical field of a farmland and sandy soil deep sampling device. The deep undisturbed soil sampler comprises a handle, a drill rod, a base, a split type sleeve and a tool bit which are sequentially connected, and also comprises a fixed disc sheathed on the drill rod, and a ring cutter body arranged in the split type sleeve, wherein a cylinder with the consistent outer diameter is formed by the base, the round sleeve and the tool bit; the tool bit is a hollow cylinder; sawteeth which are trisected and vertically distributed in a spiral way are adopted at a tool edge at the front section of the hollow cylinder; the split type sleeve is the round sleeve formed by folding two semicircular tubes which are completely the same as each other; the base is a hollow cylinder, one end of the hollow cylinder is closed, and the other end of the hollow cylinder is opened. The deep undisturbed soil sampler is capable of drilling the deep soil manually without excavating the cross section, is low in shear force, can flexibly master the drilling depth, and is capable of greatly reducing the disturbance to the undisturbed soil; the deep undisturbed soil sampler has the characteristics of being simple in structure, low in cost, less in interference, simple and convenient to operate, high in usability, etc.

Description

A kind of deep layer undisturbed soil soil sample barrel
Technical field
The utility model belongs to farmland and sandy soil deep layer sampler technical field, particularly a kind of deep layer undisturbed soil soil sample barrel, and its soil sample can be used for the soil weight, volumetric water content, fine plate and sends out the test such as the physical property of surveying water characteristic curve.
Background technology
Cutting ring is a kind of common tool of measuring the soil physical property indexs such as characteristic curve of soil moisture, the soil weight, soil volumetric water content and drilling through original-state soil.Conventional cutting ring mostly is top layer sampling, and deep layer needs to take section, and due to people's force-disturbance, undisturbed soil is cutd open bad comparatively serious, and the accuracy of test result reduces greatly.Up to the present, be still with an individual difficult problem anxious to be resolved for the cutting ring sampling of deep soil.
A kind of opposite opened cutting ring soil sampler is disclosed in the patent that is CN202994518U in the patent No., solve to a certain extent the problem that sampling is slow and cutting ring is easily damaged, but in use, still existed shearing resistance large, to the raw larger disturbance of undisturbed soil local products, visit the problems such as the degree of depth is dumb of getting.
Utility model content
The features such as the purpose of this utility model is the weak point for overcoming prior art, and a kind of deep layer undisturbed soil soil sample barrel is provided, and this soil sample barrel has simple in structure, with low cost, little to original state figure disturbance, and drilling through the degree of depth can be flexible, easy and simple to handle, and usability is strong.
A kind of deep layer undisturbed soil soil sample barrel that the utility model provides, is characterized in that, this soil sample barrel comprises connected successively handle, drilling rod, base, opposite opened sleeve pipe and cutter head; Also comprise the shaft collar that is enclosed within on drilling rod, be arranged on the cutting ring body in opposite opened sleeve pipe, described base, the circular sleeve cylinder consistent with cutter head composition external diameter.
Described cutter head can be hollow circular cylinder, and hollow circuit cylinder leading portion knife-edge part adopts trisection vertical spin distribution sawtooth, and sawtooth becomes blade-like by root heavy wall to top thin-walled; The rear end inwall of hollow circuit cylinder is provided with internal thread; Described cutting ring body is hollow core right cylinder, is coaxially placed in cutter head rear end, and cutter head internal diameter is identical with cutting ring body internal diameter.
Described opposite opened sleeve pipe can be two circular sleeves that identical semi-circular tube closes up completely, and circular sleeve internal diameter and cutting ring body diameter match, and circular sleeve two ends are provided with external thread.
Described base can be the unlimited hollow circular cylinder in sealing one end, one end, identical with tool bit diameter; Base is provided with internal thread with the front inner wall that opposite opened sleeve pipe is connected, and the other end is bottom, has air hole on bottom; The center of bottom is connected with a joint pin, and joint pin top is provided with a connection piece, and middle part is a columnar projections with connecting screw hole; The internal thread abutting joint of the end of circular sleeve two ends external thread and cutter head and base, the base after installation, the circular sleeve cylinder consistent with cutter head composition external diameter.
Described shaft collar can be by four of a right-angled intersection fixed arm, and a sleeve pipe of the centre welding intersecting at four arms forms; Be provided with triangular form fixed claw in each fixed arm bottom end.
Described drilling rod is a hollow long rod, and two ends are provided with solid web member; The middle part of described handle is also provided with web member.
Described web member can be made up of attachment cap, joint pin and attachment screw, and attachment cap is hollow tube, and tube wall radially symmetry is opened two grooves, opens a connecting screw hole with groove vertical direction; Joint pin is a solid cylinder, and length and the internal diameter of its length and diameter and attachment cap match, and joint pin has two orthogonal cylindrical protrusion, opens a connecting screw hole with projection vertical direction, corresponding with connecting screw hole position with the groove of attachment cap respectively.
Technical characterstic of the present utility model and advantage are as follows:
This soil sample barrel is visited while getting deep soil, need not take section, and hand drill fixed handle can drill through deep soil, and shearing force is little, and drilling through the degree of depth can grasp flexibly, and to original-state soil, disturbance reduces greatly.Entirety material selection stainless steel, light, not upper rust, to reduce to bore the friction that soil is executed.Parts links adopts traditional electrical Welding, to ensure the utility model serviceable life.The features such as this soil sample barrel has simple in structure, with low cost, little to original state figure disturbance, and drilling through the degree of depth can be flexible, easy and simple to handle, and usability is strong, have overcome the deficiency of existing apparatus well.
Brief description of the drawings
Fig. 1 is soil sample barrel one-piece construction schematic diagram of the present utility model;
Fig. 2 is example structure of the present utility model and assembly relation schematic diagram;
Fig. 3 is soil sample barrel base example structure schematic diagram of the present utility model;
Fig. 4 is soil sample barrel shaft collar example structure schematic diagram of the present utility model;
Fig. 5 is soil sample barrel of the present utility model junction example structure schematic diagram;
Embodiment
A kind of deep layer undisturbed soil sampler structure drawings and Examples that the utility model provides are described in detail as follows:
A kind of deep layer undisturbed soil soil sample barrel that the utility model provides, as shown in Figure 1, comprises connected successively handle 1, drilling rod 2, base 4, opposite opened sleeve pipe 5 and cutter head 6; Also comprise the shaft collar 3 that is enclosed within on drilling rod, be arranged on the cutting ring body (not shown) in opposite opened sleeve pipe 5, base, the circular sleeve cylinder consistent with cutter head composition external diameter.
The specific implementation of each parts and assembly relation as shown in Figure 2, are described in detail as follows:
The concrete structure of cutter head 6 as shown in Figure 2, cutter head entirety is hollow circular cylinder, hollow circuit cylinder leading portion knife-edge part adopts trisection vertical spin distribution sawtooth 61, and sawtooth becomes blade-like by root heavy wall to top thin-walled, the resistance can reduce to fetch earth time and the disturbance to soil sample; The rear end inwall of hollow circuit cylinder is provided with internal thread 62; Cutting ring body 7 is hollow core right cylinder, is coaxially placed in cutter head rear end, and cutter head internal diameter is identical with cutting ring body 7 internal diameters.
Opposite opened sleeve pipe 5, adopt two completely identical semi-circular tube close up into a circular sleeve, cutting ring body 7 is placed in circular sleeve, be convenient to take out built-in cutting ring body, circular sleeve internal diameter and cutting ring body 7 external diameters match, circular sleeve two ends are provided with external thread 51, two ends external thread 51 for the internal thread abutting joint of the end of cutter head and base; Base after installation, the circular sleeve cylinder consistent with cutter head composition external diameter.
As shown in Figure 2,3, it is shaped as the unlimited hollow circular cylinder in sealing one end, one end to base 4, and similar with cutter head shape, diameter is identical.The front inner wall that base is connected with opposite opened sleeve pipe 5 is provided with internal thread 41, and the other end is bottom 42, has air hole 421 on bottom, is convenient to fetch earth fast; The center of bottom is connected with a joint pin 43, and joint pin top is provided with a connection piece 8 (supplementing numbering 41 in Fig. 2, additional modifications numbering 4,42,421,43,8 in Fig. 3).Middle part is a columnar projections with connecting screw hole 431.
Shaft collar 3 is as shown in Fig. 1,4, by four fixed arms 33 (the present embodiment brachium 25-40cm) of right-angled intersection, one sleeve pipe 32 of the centre welding intersecting at four arms 33 forms (the present embodiment cover pipe range 25-35cm, depending on the difficulty that fetches earth), be provided with triangular form fixed claw 31 in each fixed arm bottom end; Casing pipe sleeve, on drilling rod, in cutter head inserts soil time, plays fixation, and the cutter head front end causing that rolls while preventing from fetching earth cuts open bad undisturbed soil, and has done rigid guarantee to vertically drilling through undisturbed soil;
As shown in Figure 1, drilling rod 2 is a hollow long rod, and two ends are provided with solid web member; The middle part of handle 1 is also provided with web member.
The web member of the present embodiment as shown in Figure 5, is made up of attachment cap 81, joint pin 82 and attachment screw 83, and attachment cap is hollow tube, and tube wall radially symmetry is opened two grooves 811, opens a connecting screw hole 812 with groove vertical direction; Joint pin is a solid cylinder, and length and the internal diameter of its length and diameter and attachment cap match, and joint pin has two orthogonal cylindrical protrusion 821, opens a connecting screw hole 822 with projection vertical direction.Corresponding with connecting screw hole 812 positions with the groove 811 of attachment cap respectively.
Web member one end of drilling rod is attachment cap structure, and the other end is joint pin structure, and the web member of handle and base is respectively attachment cap structure and joint pin structure, otherwise or.
As shown in Figure 2, shaft collar 3 is first enclosed within on drilling rod the concrete annexation of the each several part of the present embodiment, and two semi-circular tubes of opposite opened sleeve pipe 5 close up into a circular sleeve, and cutting ring body 7 is placed in opposite opened sleeve pipe 5; Then encircle handle and be connected by screw with the web member of drilling rod one end by web member, the web member of drilling rod 2 other ends is connected by screw with the web member of base 4; Base 4 is connected by screw thread with opposite opened sleeve pipe 5 respectively with cutter head 6.This structure ease of assembly of this soil sample barrel and dismounting, easy and simple to handle, efficiency is high.
The concrete size of each parts of the present utility model can be designed to multiple series, selects according to application actual conditions, and drilling rod can be designed to a fundamental length unit, as one one meter long, connect two or many according to application, long measure is carved with in outside, to precisely gather object degree of depth original-state soil.
An embodiment of this soil sample barrel is as follows:
The present embodiment, for drilling through the original-state soil of Wind-sandy Area deep layer 0-200cm, is 2m therefore choose drilling rod, is divided into 2, and every 1m, first installs 1m while drilling through, after first drilling rod bores down, second drilling rod is installed; Outside drilling rod, every 5cm graduates; Shaft collar brachium is chosen to be 35cm; Sleeve pipe designated length is 30cm; Cutting ring body is that volume is 100cm 3standard cutting ring; Rear base, the circular sleeve cylinder consistent with cutter head composition external diameter are installed.
The use procedure of the deep layer undisturbed soil soil sample barrel of this example:
1. select sampling on-the-spot: this soil sample barrel is preferably applied in the deep layer collection of farmland and sand, avoids the tree root of the large-scale vegetation such as arbor as far as possible, is not suitable for metalling soil collecting;
2. assemble soil sample barrel: cutting ring is placed in opposite opened semicanal, tightens cutter head and base, base and drilling rod are connected and be screwed, be inserted in holder, then handle and drilling rod are connected and be screwed;
3. collecting soil sample: use hand turning handle when collection, stop operating when the degree of depth just reaches cutter head to base length downwards, upwards extract soil sample barrel; If continuous acquisition pedotheque, fetches earth continuously with this soil sample barrel; If fetch earth, spacing is greater than 10cm, and suggestion is first bored into the object degree of depth with supporting earth boring auger, then carries out soil collecting;
4. pedotheque arranges: cutter head and base are backed out, broken into two with one's hands opposite opened semicanal, by cutting ring taking-up, flatten by classic method, cover cutting ring both sides, put into aluminium box and wait for corresponding test.

Claims (7)

1. a deep layer undisturbed soil soil sample barrel, is characterized in that, this soil sample barrel comprises connected successively handle, drilling rod, base, opposite opened sleeve pipe and cutter head; Also comprise the shaft collar that is enclosed within on drilling rod, be arranged on the cutting ring body in opposite opened sleeve pipe, described base, the circular sleeve cylinder consistent with cutter head composition external diameter.
2. deep layer undisturbed soil soil sample barrel as claimed in claim 1, is characterized in that, described cutter head is hollow circular cylinder, and hollow circuit cylinder leading portion knife-edge part adopts trisection vertical spin distribution sawtooth, and sawtooth becomes blade-like by root heavy wall to top thin-walled; The rear end inwall of hollow circuit cylinder is provided with internal thread; Described cutting ring body is hollow core right cylinder, is coaxially placed in cutter head rear end, and cutter head internal diameter is identical with cutting ring body internal diameter.
3. deep layer undisturbed soil soil sample barrel as claimed in claim 1, is characterized in that, described opposite opened sleeve pipe is two circular sleeves that identical semi-circular tube closes up completely, and circular sleeve internal diameter and cutting ring body diameter match, and circular sleeve two ends are provided with external thread.
4. deep layer undisturbed soil soil sample barrel as claimed in claim 1, is characterized in that, described base is the unlimited hollow circular cylinder in sealing one end, one end, identical with tool bit diameter; Base is provided with internal thread with the front inner wall that opposite opened sleeve pipe is connected, and the other end is bottom, has air hole on bottom; The center of bottom is connected with a joint pin, and joint pin top is provided with a connection piece, and middle part is a columnar projections with connecting screw hole; The internal thread abutting joint of the end of circular sleeve two ends external thread and cutter head and base.
5. deep layer undisturbed soil soil sample barrel as claimed in claim 1, is characterized in that, described shaft collar is by four fixed arms of right-angled intersection, and a sleeve pipe of the centre welding intersecting at four arms forms; Be provided with triangular form fixed claw in each fixed arm bottom end.
6. deep layer undisturbed soil soil sample barrel as claimed in claim 1, is characterized in that, described drilling rod is a hollow long rod, and two ends are provided with solid web member; The middle part of described handle is also provided with web member.
7. the deep layer undisturbed soil soil sample barrel as described in claim 4 or 6, is characterized in that, described web member is made up of attachment cap, joint pin and attachment screw, and attachment cap is hollow tube, and tube wall radially symmetry is opened two grooves, opens a connecting screw hole with groove vertical direction; Joint pin is a solid cylinder, and length and the internal diameter of its length and diameter and attachment cap match, and joint pin has two orthogonal cylindrical protrusion, opens a connecting screw hole with projection vertical direction, corresponding with connecting screw hole position with the groove of attachment cap respectively.
CN201420287314.XU 2014-05-30 2014-05-30 Deep undisturbed soil sampler Active CN203858126U (en)

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104329084A (en) * 2014-11-25 2015-02-04 甘肃农业大学 Soil cutting ring sampler
CN104631421A (en) * 2015-01-13 2015-05-20 哈尔滨工业大学 Device and method applicable to roadbed deep layer sampling density measurement
CN104849094A (en) * 2015-05-12 2015-08-19 国家海洋局第一海洋研究所 Portable mud flat geological sampler
CN105067380A (en) * 2015-09-21 2015-11-18 中国农业科学院草原研究所 Soil microorganism sample collection tool
CN105181379A (en) * 2015-09-11 2015-12-23 深圳市铁汉生态环境股份有限公司 Novel ring knife soil sampling machine
CN105651545A (en) * 2015-12-24 2016-06-08 辽宁省水文局 Soil sampling equipment for drilling standard volume of undisturbed soil
CN107607347A (en) * 2017-09-26 2018-01-19 北京林业大学 A kind of soil profile soil sampler
CN108332991A (en) * 2018-01-25 2018-07-27 温州诚力工程项目管理有限公司 A kind of cutting ring soil sampler
CN108562717A (en) * 2018-05-09 2018-09-21 台州创兴环保科技有限公司 A kind of portable soil pollution diagnosis equipment
CN108645996A (en) * 2018-05-09 2018-10-12 台州创兴环保科技有限公司 Soil pollution detection device
CN110579372A (en) * 2019-09-18 2019-12-17 四川大学 novel undisturbed soil column sampling device and use method thereof

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104329084A (en) * 2014-11-25 2015-02-04 甘肃农业大学 Soil cutting ring sampler
CN104631421B (en) * 2015-01-13 2016-04-27 哈尔滨工业大学 A kind of device and method being applicable to roadbed deep layer sampling survey density
CN104631421A (en) * 2015-01-13 2015-05-20 哈尔滨工业大学 Device and method applicable to roadbed deep layer sampling density measurement
CN104849094B (en) * 2015-05-12 2018-01-05 国家海洋局第一海洋研究所 Portable beach geology sampler
CN104849094A (en) * 2015-05-12 2015-08-19 国家海洋局第一海洋研究所 Portable mud flat geological sampler
CN105181379A (en) * 2015-09-11 2015-12-23 深圳市铁汉生态环境股份有限公司 Novel ring knife soil sampling machine
CN105181379B (en) * 2015-09-11 2018-05-22 深圳市铁汉生态环境股份有限公司 A kind of ring-knife soil sampler
CN105067380A (en) * 2015-09-21 2015-11-18 中国农业科学院草原研究所 Soil microorganism sample collection tool
CN105067380B (en) * 2015-09-21 2017-11-28 中国农业科学院草原研究所 A kind of edaphon sample collection instrument
CN105651545A (en) * 2015-12-24 2016-06-08 辽宁省水文局 Soil sampling equipment for drilling standard volume of undisturbed soil
CN107607347A (en) * 2017-09-26 2018-01-19 北京林业大学 A kind of soil profile soil sampler
CN108332991A (en) * 2018-01-25 2018-07-27 温州诚力工程项目管理有限公司 A kind of cutting ring soil sampler
CN108562717A (en) * 2018-05-09 2018-09-21 台州创兴环保科技有限公司 A kind of portable soil pollution diagnosis equipment
CN108645996A (en) * 2018-05-09 2018-10-12 台州创兴环保科技有限公司 Soil pollution detection device
CN110579372A (en) * 2019-09-18 2019-12-17 四川大学 novel undisturbed soil column sampling device and use method thereof

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