CN209525117U - A kind of ground tensile test ground acquisition device - Google Patents
A kind of ground tensile test ground acquisition device Download PDFInfo
- Publication number
- CN209525117U CN209525117U CN201822029228.XU CN201822029228U CN209525117U CN 209525117 U CN209525117 U CN 209525117U CN 201822029228 U CN201822029228 U CN 201822029228U CN 209525117 U CN209525117 U CN 209525117U
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- China
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- inner cylinder
- outer barrel
- ground
- cylinder
- steel sheet
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a kind of soil collecting devices, in particular to a kind of ground tensile test ground acquisition device, including outer barrel, inner cylinder and rotating cylinder, inner cylinder is set among outer barrel and is coaxially disposed, inner cylinder and outer barrel are mutually permanently connected in upper end, it is the conical surface to contract on the inside of the outside and outer barrel lower end of inner cylinder lower end, rotating cylinder is between inner cylinder and outer barrel and rotating cylinder is threadedly coupled with inner cylinder outer circumference face, the lower end of rotating cylinder is elastic steel sheet, elastic steel sheet is in the conical cavity between inner cylinder lower end and outer barrel lower end.In sampling, acquisition device is inserted into ground, rotating cylinder is rotated relative to inner cylinder later, rotating cylinder is rotated down movement relative to inner cylinder, elastic steel sheet below rotating cylinder can be deformed along the inclined direction of conical cavity, the ground in inner cylinder can be supported by elastic steel sheet in this way, avoid ground from leaking out from inner cylinder, convenient for the sampling of ground.
Description
Technical field
The utility model relates to a kind of soil collecting device, in particular to a kind of ground tensile test is acquired with ground and is filled
It sets.
Background technique
It to understand its soil properties is an important job to ground performance sample detection before engineering construction, and ground is drawn
Splitting destructiveness is to judge the important indicator of ground performance, at present for the experimental test of tensile strength frequently with tensile strength test
Instrument or universal material testing instrument.
Existing soil collecting device includes vertical collection tube, and by the way that collection tube to be inserted into soil, soil, which enters, to be adopted
Collect cylinder and collection tube is extracted into sampling later.Disadvantage is that existing soil collecting device is difficult adopting suitable for ground
Collection.During ground sampling, since rock-soil material is loose type material, after being sampled using collection tube, extracting
Ground is likely to leak out out of collection tube during collection tube, and acquisition is caused to fail.
Utility model content
The purpose of the utility model is to provide a kind of ground tensile test ground acquisition devices, solve existing acquisition
Device is easy the problem of leaking out when acquiring ground sample.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
A kind of ground tensile test ground acquisition device, including outer barrel, inner cylinder and rotating cylinder, inner cylinder are set in
It among outer barrel and is coaxially disposed, inner cylinder and outer barrel are mutually permanently connected in upper end, the outside of inner cylinder lower end and outer cylinder
It is the conical surface to contract on the inside of body lower end, rotating cylinder is between inner cylinder and outer barrel and outside rotating cylinder and inner cylinder
Circumferential surface is threadedly coupled, and the lower end of rotating cylinder is elastic steel sheet, and elastic steel sheet is between inner cylinder lower end and outer barrel lower end
In conical cavity.
Outer barrel, inner cylinder and rotating cylinder are integrally inserted into ground in sampling by using above-mentioned technical proposal,
Rotating cylinder is rotated relative to inner cylinder later, rotating cylinder is rotated down movement relative to inner cylinder, and due to inner cylinder lower end and outer cylinder
Cavity between body lower end is conical cavity, and the elastic steel sheet below rotating cylinder can be deformed along the inclined direction of conical cavity, this
Sample will form the blocking portion of taper when elastic steel sheet stretches out inner cylinder and outer barrel, can be in inner cylinder by elastic steel sheet
Ground be supported, avoid ground from inner cylinder leak out, convenient for the sampling of ground.
The utility model is further arranged to: elastic steel sheet is two panels or more, and interval trough is offered between elastic steel sheet.
By using above-mentioned technical proposal, opening up for interval trough deforms convenient for elastic steel sheet, and can guarantee elasticity
It is not susceptible to interfere after steel disc deformation.
The utility model is further arranged to: the side of elastic steel sheet is in bladed.
By using above-mentioned technical proposal, it is able to ascend elastic steel sheet and ground is cut during rotating and stretching out
It cuts, guarantees that the intracorporal ground of inner cylinder is separated with the ground of other parts.
The utility model is further arranged to: torque arm is fixedly installed on the outer peripheral surface of rotating cylinder, torque arm passes through outer barrel,
Helicla flute is offered on the outer peripheral surface of outer barrel, torque arm is located in helicla flute.
It by using above-mentioned technical proposal, holds torque arm and is convenient for rotating rotating cylinder relative to inner cylinder, while with rotating cylinder
It is rotated relative to inner cylinder, torque arm can be moved along helicla flute, guarantee that torque arm will not be interfered with outer tube wall.
The utility model is further arranged to: the upper end of outer barrel and inner cylinder is detachably solid by least three fixed plates
Fixed connection, fixed plate are uniformly distributed by the center of circle of axis, and fixed plate is U-shaped board, and the two sides of fixed plate are outer with outer barrel respectively
The fitting of the inner peripheral surface of circumferential surface and inner cylinder, and fixed plate, inner cylinder and outer barrel are bolted.
By using above-mentioned technical proposal, fixed plate can guarantee the relatively stable of outer barrel and inner cylinder body position, and
After fixed plate is dismantled, rotating cylinder and inner cylinder can be taken out out of outer barrel, convenient for cleaning and replacing each components.
The utility model is further arranged to: buffer stopper is provided with above inner cylinder, inner cylinder is inserted into the lower end of buffer stopper
Body and buffer stopper are overlapped on the upper end of inner cylinder.
By using above-mentioned technical proposal, then buffer stopper can be tapped by inner cylinder, outer cylinder by hammer using buffer stopper
In body and rotating cylinder insertion soil, and inner cylinder will not be destroyed.
The utility model is further arranged to: horizontal compression bar is fixedly installed on the outside of outer barrel.
By using above-mentioned technical proposal, outer barrel is helped convenient for operator using compression bar, operator is also convenient for and pulls out
Acquisition device out.
In conclusion the utility model has following technical effect that
1, by the way that acquisition device to be arranged to the structure of outer barrel, inner cylinder and rotating cylinder, when acquisition device is inserted into ground
In after, opposite inner cylinder rotates down rotating cylinder, so that bending inwards after the elastic steel sheet deformation of rotating cylinder lower end, to rise
It is supported to the ground in acquisition device, be easy to leak out when solving existing acquisition device acquisition ground sample asks
Topic, convenient for the sampling of ground；
2, by the way that torque arm is fixedly installed on rotating cylinder, and helicla flute is opened up on outer barrel, in this way convenient for relatively interior
Barrel body rotation rotating cylinder, while as rotating cylinder is relative to inner cylinder rotation, torque arm can be moved along helicla flute, guarantee that torque arm will not
It is interfered with outer tube wall.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the utility model；
Fig. 2 is the three dimensional structure diagram of the utility model.
In figure, 1, outer barrel；11, helicla flute；12, compression bar；2, inner cylinder；3, rotating cylinder；31, elastic steel sheet；32, it is spaced
Slot；33, torque arm；4, fixed plate.
Specific embodiment
As shown in Figure 1, the utility model describes a kind of ground tensile test ground acquisition device, including outer barrel 1,
Inner cylinder 2 and rotating cylinder 3, inner cylinder 2 are set among outer barrel 1 and are coaxially disposed, and inner cylinder 2 and outer barrel 1 are in upper end phase
It is mutually fixedly connected, is the conical surface to contract on the inside of the outside and 1 lower end of outer barrel of 2 lower end of inner cylinder, rotating cylinder 3 is located at
Between inner cylinder 2 and outer barrel 1 and rotating cylinder 3 is threadedly coupled with 2 outer peripheral surface of inner cylinder.When acquiring sample, first by outer cylinder
Body 1, inner cylinder 2 and rotating cylinder 3 are inserted into ground, rotate down rotating cylinder 3 with respect to inner cylinder 2 later, and the lower end of rotating cylinder 3 is passed through
It deforms when inner cylinder 2 and the conical cavity of 1 lower end of outer barrel, so that the part that rotating cylinder 3 stretches out 2 lower end of inner cylinder is inside
Shrink tapered, the lower part of such rotating cylinder 3 just can be supported effect to the ground sample in inner cylinder 2, avoid ground
It leaks out, convenient for the sampling of ground.
Referring to figs. 1 and 2, torque arm 33 is fixedly installed on the outer peripheral surface of rotating cylinder 3, torque arm 33 passes through outer barrel 1,
Helicla flute 11 is offered on the outer peripheral surface of outer barrel 1, torque arm 33 is located in helicla flute 11, the hand of spiral and screw pitch of helicla flute 11
And rotating cylinder 3 is identical as unsuccessful direction and screw pitch that inner cylinder 2 is threadedly coupled.Hand-held torque arm 33 is convenient for rotating relative to inner cylinder 2
Rotating cylinder 3, while as rotating cylinder 3 is relative to the rotation of inner cylinder 2, torque arm 33 can be moved along helicla flute 11, guarantee torque arm 33 not
It can be interfered with outer barrel 1.
As shown in Figure 1,3 lower end of rotating cylinder can be arranged to elastic steel sheet for the ease of the deformation of 3 lower end of rotating cylinder
31, the cone between 1 lower end of inner cylinder 2 and outer barrel is passed through using the elasticity of elastic steel sheet 31 convenient for the lower end of rotating cylinder 3
Shape cavity.
As shown in Figure 1, elastic steel sheet 31 is two panels or more, interval trough 32, interval trough 32 are offered between elastic steel sheet 31
Open up and deform convenient for elastic steel sheet 31, and can guarantee to be not susceptible to interfere between each other after elastic steel sheet 31 deforms.
Rotating cylinder 3 and elastic steel sheet 31 are helical rotations during moving down and stretching out 2 lower end of inner cylinder, can be with
The side of elastic steel sheet 31 is arranged to bladed, such elastic steel sheet 31 utilizes side during being rotated down stretching
Blade cuts soil, so that the soil in inner cylinder 2 is separated with the soil in outside, convenient for the taking-up of sample, while
It can reduce the resistance of the rotation of elastic steel sheet 31.
The upper end of outer barrel 1 and inner cylinder 2 is preferably able to be arranged to be detachably fixed connection, in this way disassembly 1 He of outer barrel
After inner cylinder 2, inner cylinder 2 and rotating cylinder 3 can be extracted upwards together, convenient for cleaning and replacing components.In this reality
It applies in example, as shown in Figure 1, the upper end of outer barrel 1 and inner cylinder 2 is detachably fixed connection by least three fixed plates 4, it is fixed
Plate 4 is uniformly distributed by the center of circle of axis, fixed plate 4 be U-shaped board, the two sides of fixed plate 4 respectively with the outer peripheral surface of outer barrel 1 and
The inner peripheral surface of inner cylinder 2 is bonded, and fixed plate 4, inner cylinder 2 and outer barrel 1 are bolted.
A buffer stopper can be set in the top of inner cylinder 2, and the lower end insertion inner cylinder 2 and buffer stopper of buffer stopper are overlapped on
The upper end of inner cylinder 2.Then buffer stopper can be tapped by hammer using buffer stopper to insert inner cylinder 2, outer barrel 1 and rotating cylinder 3
Enter in soil, and inner cylinder 2 will not be destroyed.
As shown in Fig. 2, the outside of outer barrel 1 is fixedly installed horizontal compression bar 12, it is convenient for operator using compression bar 12
Outer barrel 1 is helped, operator is also convenient for and extracts acquisition device.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of ground tensile test ground acquisition device, which is characterized in that including outer barrel (1), inner cylinder (2) and rotation
Cylinder (3), inner cylinder (2) are set among outer barrel (1) and are coaxially disposed, and inner cylinder (2) and outer barrel (1) are mutually solid in upper end
It is fixed to connect, it is the conical surface to contract, rotating cylinder (3) position on the inside of the outside and outer barrel (1) lower end of inner cylinder (2) lower end
Between inner cylinder (2) and outer barrel (1) and rotating cylinder (3) is threadedly coupled with inner cylinder (2) outer peripheral surface, under rotating cylinder (3)
End is elastic steel sheet (31), and elastic steel sheet (31) is located at the conical cavity between inner cylinder (2) lower end and outer barrel (1) lower end
It is interior.
2. a kind of ground tensile test ground acquisition device according to claim 1, which is characterized in that elastic steel sheet
(31) it is two panels or more, interval trough (32) is offered between elastic steel sheet (31).
3. a kind of ground tensile test ground acquisition device according to claim 2, which is characterized in that elastic steel sheet
(31) side is in bladed.
4. a kind of ground tensile test ground acquisition device according to claim 1, which is characterized in that rotating cylinder (3)
Outer peripheral surface on be fixedly installed torque arm (33), torque arm (33) passes through outer barrel (1), offers on the outer peripheral surface of outer barrel (1)
Helicla flute (11), torque arm (33) are located in helicla flute (11).
5. a kind of ground tensile test ground acquisition device according to claim 1, which is characterized in that outer barrel (1)
It is detachably fixed connection by least three fixed plates (4) with the upper end of inner cylinder (2), fixed plate (4) is equal by the center of circle of axis
Even distribution, fixed plate (4) are U-shaped board, the two sides of fixed plate (4) respectively with the outer peripheral surface of outer barrel (1) and inner cylinder (2)
Inner peripheral surface fitting, and fixed plate (4), inner cylinder (2) and outer barrel (1) are bolted.
6. a kind of ground tensile test ground acquisition device according to claim 1, which is characterized in that inner cylinder (2)
Top be provided with buffer stopper, lower end insertion inner cylinder (2) of buffer stopper and buffer stopper are overlapped on the upper end of inner cylinder (2).
7. a kind of ground tensile test ground acquisition device according to claim 1, which is characterized in that outer barrel (1)
Outside be fixedly installed horizontal compression bar (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029228.XU CN209525117U (en) | 2018-12-04 | 2018-12-04 | A kind of ground tensile test ground acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822029228.XU CN209525117U (en) | 2018-12-04 | 2018-12-04 | A kind of ground tensile test ground acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525117U true CN209525117U (en) | 2019-10-22 |
Family
ID=68225896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822029228.XU Expired - Fee Related CN209525117U (en) | 2018-12-04 | 2018-12-04 | A kind of ground tensile test ground acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209525117U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442948A (en) * | 2020-06-01 | 2020-07-24 | 河北农业大学 | Box type soil sampling drill and soil sampling method thereof |
| CN117387992A (en) * | 2023-10-13 | 2024-01-12 | 青海省农林科学院 | Biological soil crust collection system |
-
2018
- 2018-12-04 CN CN201822029228.XU patent/CN209525117U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442948A (en) * | 2020-06-01 | 2020-07-24 | 河北农业大学 | Box type soil sampling drill and soil sampling method thereof |
| CN111442948B (en) * | 2020-06-01 | 2022-11-08 | 河北农业大学 | Box type soil sampling drill and soil sampling method thereof |
| CN117387992A (en) * | 2023-10-13 | 2024-01-12 | 青海省农林科学院 | Biological soil crust collection system |
| CN117387992B (en) * | 2023-10-13 | 2024-05-14 | 青海省农林科学院 | Biological soil crust collection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191022 Termination date: 20201204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |