CN207007537U - A kind of portable equipment that fetches earth suitable for cohesive soil - Google Patents
A kind of portable equipment that fetches earth suitable for cohesive soil Download PDFInfo
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- CN207007537U CN207007537U CN201720288318.3U CN201720288318U CN207007537U CN 207007537 U CN207007537 U CN 207007537U CN 201720288318 U CN201720288318 U CN 201720288318U CN 207007537 U CN207007537 U CN 207007537U
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- pipe
- earth
- shoe
- ring
- tubes
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Abstract
It the utility model is related to a kind of portable equipment that fetches earth suitable for cohesive soil, including pipe cap, fetch earth pipe, stored one kind of tubes and shoe, fetch earth pipe upper and lower opening, pipe cap upper end seals, lower ending opening, shoe upper and lower ends are open, pipe upper end of fetching earth is threadedly coupled with pipe cap, pipe lower end of fetching earth is threadedly coupled with shoe, stored one kind of tubes, which is located at, to fetch earth in pipe, stored one kind of tubes upper and lower ends are open, spacing upper back-up ring is carried out to stored one kind of tubes upper end fetching earth to be provided with inside pipe wall, it is provided with shoe inwall and spacing lower back-up ring is carried out to stored one kind of tubes lower end, stored one kind of tubes is spacing between upper back-up ring and lower back-up ring, the connection screw thread for being used for being connected with drilling rod is provided with the outer rim of pipe cap upper end, pipe cap upper surface middle part sets fluted, draw ring is provided with groove.Compared with prior art, this equipment can be applied to hammering pipe cap simultaneously and fetch earth, and directly squeezed into soil layer and fetched earth using the rig equipment that will fetch earth, applied widely.
Description
Technical field
The utility model belongs to geotechnical engineering construction and supervision and detection field, is applied to cohesive soil more particularly, to one kind
The portable equipment that fetches earth.
Background technology
During geotechnical engineering investigation, I close to natural structure, II grade of quality original state is taken using rational drawing out soil equipment
Soil sample, there is provided reliable test data desired value, this is the important guarantee of investigation result quality.
At present, the sampling method for cohesive soil and instrument mainly have：
1st, piston type thin shell soil sampler samples, and is mainly applicable soft modeling, liquid-plastic state great soil group, for hard plastic and hardened condition soil
Class, soil sample are not easy into soil sampler, and it is difficult to obtain soil sample；
2nd, the sampling of single action triple tube soil sampler is turned round, is mainly applicable plastic, hard plastic state great soil group, sampler structure is complicated,
Operation requires high；
3rd, cutting ring samples in prospect pit (groove), is applicable the sampling of superficial part soil layer, manual operation, and operating surface requires higher, typically only
It can be operated in 2.0M；
4th, heavy wall opening soil sampler samples, and soil sample is big by disturbing influence.
Above-mentioned soil sampler still suffers from following deficiency during being fetched earth with the probing of expansile cohesive soil：With expansion
Property cohesive soil stratum in when fetching earth, soil sample enters during soil sampler, and soil sample and the frictional force of native cylinder inwall are larger, and soil sample is disturbed
It is dynamic larger, or even cause soil to lose sample and destroy and escape soil.
Chinese patent CN205879579U discloses a kind of drawing out soil equipment for cohesive soil, including：Drill rod connecting hand, it is oriented to
Bar, save on soil sampler, roach cylinder, fetch earth pipe, shoe, the cutting edge portion being integrated with shoe；Annexation is：Guide rod is placed in
In the centre bore saved on drill rod connecting hand and soil sampler, the connection of one end and roach cylinder, it is section connection on fetch earth pipe one end and soil sampler, another
The shoe connection of the provided cutting edge portion in one end.Wherein, the cutting edge portion on shoe regards cohesive soil adjusting performance and chosen not
The same basil.Effect is：It is simple in construction, easy to operate, the disturbance of fetching earth on dilatancy cohesive soil stratum can be effectively reduced, is improved
Quality of soil sample grade；Sampling especially suitable for cohesive soil in being drilled during geotechnical engineering investigation.
But above-mentioned drawing out soil equipment takes out the problem of destroying soil sample in sample be present after sampling.
Utility model content
The purpose of this utility model is exactly a kind of suitable for viscous in order to be provided the defects of overcoming above-mentioned prior art to exist
Property soil the portable equipment that fetches earth.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of portable equipment that fetches earth suitable for cohesive soil, including pipe cap, the pipe that fetches earth, stored one kind of tubes and shoe, it is described
Fetch earth pipe upper and lower opening, and described pipe cap upper end sealing, lower ending opening, described shoe upper and lower ends are open, and described takes
Native pipe upper end is threadedly coupled with pipe cap, and pipe lower end of fetching earth is threadedly coupled with shoe, and described stored one kind of tubes, which is located at, to fetch earth in pipe, described
Stored one kind of tubes upper and lower ends be open, spacing upper back-up ring is carried out to stored one kind of tubes upper end fetching earth to be provided with inside pipe wall, in shoe
Inwall, which is provided with, carries out spacing lower back-up ring to stored one kind of tubes lower end, and stored one kind of tubes is spacing between upper back-up ring and lower back-up ring, described
The connection screw thread for being used for being connected with drilling rod is provided with the outer rim of pipe cap upper end, the setting of described pipe cap upper surface middle part is fluted,
Draw ring is provided with groove.
The left and right sides wall top of the described pipe that fetches earth symmetrically is provided with steam vent, and described upper back-up ring is located under steam vent
Side.
The described pipe that fetches earth is that the cylindric knot for forming upper and lower opening is mutually snapped together by the semicircle arcs of left and right two
Structure.
Described pipe cap is top seal, the cylinder-like structure of bottom opening of steel, and pipe cap bottom is provided with and the pipe that fetches earth
The internal thread that upper external screw thread matches, the depth of groove that pipe cap upper surface middle part is set are more than the height of draw ring so that pipe cap
Upper surface is higher than the peak of draw ring.
The purpose that groove opens up is, to fetch earth pipe into during being sampled inside soil in hammering pipe cap,
Draw ring is protected to be damaged from hammering, the effect that draw ring is set is, after being fetched earth with hammer mode, passes through drawing
The mode that hook holds draw ring puts on the equipment that fetches earth, and completes to fetch earth.
The purpose that connection screw thread is set is, is directly mutually threadedly coupled with connection screw thread with the drilling rod that drilling is set, directly
Squeeze into soil layer and fetched earth using the rig equipment that will fetch earth, after the completion of fetching earth directly with drilling set by drilling rod with
The equipment that fetches earth is put in the connection of connection screw thread, completes to fetch earth.
Described shoe for the upper and lower opening of steel cylindrical shape, have on the upper end inwall of shoe and pipe lower end of fetching earth it is outer
There is back-up ring under platform composition the internal thread that screw thread matches, the lower section of shoe internal thread on shoe inwall.
The outer wall bottom of shoe is circumferentially arranged the cell body being equally spaced, and shoe bottom is lateral wall inwardly in contraction-like
Inclined cutting edge.
When the equipment that fetches earth moves downward in soil layer, cell body is provided with beneficial to casting, reduces the resistance of its advance.
Compared with prior art, the utility model has advantages below and beneficial effect：
1st, it is provided with the outer rim of pipe cap upper end of the present utility model and is used for the connection screw thread that is connected with drilling rod, on described pipe cap
Surface middle part setting is fluted, and draw ring is provided with groove, can be applied to hammering pipe cap simultaneously and fetch earth, and directly utilize brill
The equipment equipment that will fetch earth in hole is squeezed into soil layer and fetched earth.It is applied widely, different occasions can be applied to.
2nd, the utility model device is easy to carry, simple to operate, and labour cost is relatively low, and applicable surface is wider, due to being provided with
Stored one kind of tubes, the sampling for the cohesive soil that is particularly suitable for use in because cohesive soil be bonded on stored one kind of tubes do not allow it is easy to fall off.
Brief description of the drawings
Fig. 1 is the portable device structure schematic diagram that fetches earth that the utility model embodiment is applied to cohesive soil.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of portable equipment that fetches earth suitable for cohesive soil, as shown in figure 1, including pipe cap 1, the pipe 2 that fetches earth, stored one kind of tubes 3
With shoe 4, fetch earth the upper and lower opening of pipe 2, and the upper end of pipe cap 1 sealing, lower ending opening, the upper and lower ends of shoe 4 are open, fetched earth on pipe 2
End is threadedly coupled with pipe cap 1, and the lower end of pipe 2 of fetching earth is threadedly coupled with shoe 4, and stored one kind of tubes 3 is positioned at fetching earth in pipe 2, and stored one kind of tubes is about 3
Both ends are open, and spacing upper back-up ring 6 is carried out to the upper end of stored one kind of tubes 3 fetching earth to be provided with the inwall of pipe 2, is set on the inwall of shoe 4
Have and spacing lower back-up ring 7 is carried out to the lower end of stored one kind of tubes 3, stored one kind of tubes 3 is spacing between upper back-up ring 6 and lower back-up ring 7, the upper end of pipe cap 1
The connection screw thread 8 for being used for being connected with drilling rod is provided with outer rim, the upper surface middle part of pipe cap 1 sets fluted 9, is provided with groove 9
Draw ring 10.
The purpose that groove 9 opens up is, in hammering pipe cap 1 so that the pipe 2 that fetches earth enters inside soil the process being sampled
In, protect draw ring 10 to be damaged from hammering, draw ring 10 set effect be, with hammer mode fetched earth with
Afterwards, the equipment that fetches earth is put on by way of drag hook holds draw ring 10, completes to fetch earth.
The purpose that connection screw thread 8 is set is, is directly mutually threadedly coupled with connection screw thread 8 with the drilling rod that drilling is set, directly
Connect and squeeze into soil layer and fetched earth using the rig equipment that will fetch earth, directly pass through drilling rod with drilling setting after the completion of fetching earth
The equipment that fetches earth is put in connection with connection screw thread 8, completes to fetch earth.
Wherein, the fetch earth left and right sides wall top of pipe 2 is symmetrically provided with steam vent 5, and upper back-up ring 6 is located at the lower section of steam vent 5.
The pipe 2 that fetches earth is that the cylinder-like structure for forming upper and lower opening is mutually snapped together by the semicircle arcs of left and right two.
Pipe cap 1 is top seal, the cylinder-like structure of bottom opening of steel, and the bottom of pipe cap 1 is provided with and the upper end of pipe 2 of fetching earth
The internal thread that external screw thread matches, the depth of groove 9 that the upper surface middle part of pipe cap 1 is set are more than the height of draw ring 10 so that pipe cap 1
Upper surface is higher than the peak of draw ring 10.Shoe 4 for the upper and lower opening of steel cylindrical shape, have on the upper end inwall of shoe 4 and
Fetch earth the internal thread that the external screw thread of pipe lower end matches, and there is back-up ring under platform composition the lower section of shoe internal thread on shoe inwall
7.The outer wall bottom of shoe 4 is circumferentially arranged the cell body 11 being equally spaced, and the bottom of shoe 4 is that lateral wall inwardly inclines in contraction-like
Oblique cutting edge.When the equipment that fetches earth moves downward in soil layer, cell body 11 is provided with beneficial to casting, reduces the resistance of its advance.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using practicality
It is new.Person skilled in the art obviously can easily make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiment without by performing creative labour.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art according to announcement of the present utility model, do not depart from improvement that the utility model category made and
Modification all should be within the scope of protection of the utility model.
Claims (5)
1. a kind of portable equipment that fetches earth suitable for cohesive soil, including pipe cap (1), the pipe that fetches earth (2), stored one kind of tubes (3) and shoe
(4), it is characterised in that the described pipe that fetches earth (2) upper and lower opening, the sealing of described pipe cap (1) upper end, lower ending opening are described
Shoe (4) upper and lower ends are open, and the described pipe that fetches earth (2) upper end is threadedly coupled with pipe cap (1), the pipe that fetches earth (2) lower end and pipe
Boots (4) are threadedly coupled, and in the pipe (2) that fetches earth, described stored one kind of tubes (3) upper and lower ends are open described stored one kind of tubes (3),
Pipe (2) inwall that fetches earth, which is provided with, carries out spacing upper back-up ring (6) to stored one kind of tubes (3) upper end, is provided with shoe (4) inwall to storage
Sample pipe (3) lower end carries out spacing lower back-up ring (7), and stored one kind of tubes (3) is spacing between upper back-up ring (6) and lower back-up ring (7), described
The connection screw thread (8) for being used for being connected with drilling rod is provided with the outer rim of pipe cap (1) upper end, described pipe cap (1) upper surface middle part is set
Fluted (9), draw ring (10) is provided with groove (9)；
Described pipe cap (1) is top seal, the cylinder-like structure of bottom opening of steel, and pipe cap (1) bottom is provided with fetching earth
The internal thread that pipe (2) upper external screw thread matches, groove (9) depth that pipe cap (1) upper surface middle part is set are more than draw ring (10)
Height so that pipe cap (1) upper surface be higher than draw ring (10) peak.
2. a kind of portable equipment that fetches earth suitable for cohesive soil according to claim 1, it is characterised in that described takes
The left and right sides wall top of soil pipe (2) is symmetrically provided with steam vent (5), and described upper back-up ring (6) is located at the lower section of steam vent (5).
3. a kind of portable equipment that fetches earth suitable for cohesive soil according to claim 1, it is characterised in that described takes
Soil pipe (2) is that the cylinder-like structure for forming upper and lower opening is mutually snapped together by the semicircle arcs of left and right two.
A kind of 4. portable equipment that fetches earth suitable for cohesive soil according to claim 1, it is characterised in that described pipe
Boots (4) are the cylindrical shape of the upper and lower opening of steel, have on the upper end inwall of shoe (4) and the external screw thread for pipe lower end of fetching earth matches
Internal thread, there is back-up ring (7) under platform composition the lower section of shoe internal thread on shoe inwall.
A kind of 5. portable equipment that fetches earth suitable for cohesive soil according to claim 1, it is characterised in that shoe (4)
Outer wall bottom it is circumferentially arranged have a cell body (11) being equally spaced, shoe (4) bottom is that lateral wall is in inwardly contraction-like inclination
Cutting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720288318.3U CN207007537U (en) | 2017-03-23 | 2017-03-23 | A kind of portable equipment that fetches earth suitable for cohesive soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720288318.3U CN207007537U (en) | 2017-03-23 | 2017-03-23 | A kind of portable equipment that fetches earth suitable for cohesive soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207007537U true CN207007537U (en) | 2018-02-13 |
Family
ID=61429059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720288318.3U Expired - Fee Related CN207007537U (en) | 2017-03-23 | 2017-03-23 | A kind of portable equipment that fetches earth suitable for cohesive soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207007537U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238771A (en) * | 2018-11-13 | 2019-01-18 | 浙江中林勘察研究股份有限公司 | Thin-wall sampler and sampling method suitable for sandy soil |
| CN109443834A (en) * | 2018-11-16 | 2019-03-08 | 安徽国祯环境修复股份有限公司 | One kind drilling sampling tool for the pollution surveys of refuse landfill rubbish body |
| CN111337291A (en) * | 2020-04-07 | 2020-06-26 | 中国水利水电科学研究院 | Undisturbed soil sampler and soil infiltration performance measuring method |
| CN112033738A (en) * | 2020-09-25 | 2020-12-04 | 重庆渝久环保产业有限公司 | Soil sampling device |
-
2017
- 2017-03-23 CN CN201720288318.3U patent/CN207007537U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238771A (en) * | 2018-11-13 | 2019-01-18 | 浙江中林勘察研究股份有限公司 | Thin-wall sampler and sampling method suitable for sandy soil |
| CN109443834A (en) * | 2018-11-16 | 2019-03-08 | 安徽国祯环境修复股份有限公司 | One kind drilling sampling tool for the pollution surveys of refuse landfill rubbish body |
| CN111337291A (en) * | 2020-04-07 | 2020-06-26 | 中国水利水电科学研究院 | Undisturbed soil sampler and soil infiltration performance measuring method |
| CN111337291B (en) * | 2020-04-07 | 2021-05-07 | 中国水利水电科学研究院 | Undisturbed soil sampler and soil infiltration performance measuring method |
| CN112033738A (en) * | 2020-09-25 | 2020-12-04 | 重庆渝久环保产业有限公司 | Soil sampling device |
| CN112033738B (en) * | 2020-09-25 | 2021-07-27 | 重庆渝久环保产业有限公司 | Soil sampling device |
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| 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: 20180213 |
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| CF01 | Termination of patent right due to non-payment of annual fee |