CN220136692U - Sampling device for geotechnical engineering investigation - Google Patents
Sampling device for geotechnical engineering investigation Download PDFInfo
- Publication number
- CN220136692U CN220136692U CN202320868125.0U CN202320868125U CN220136692U CN 220136692 U CN220136692 U CN 220136692U CN 202320868125 U CN202320868125 U CN 202320868125U CN 220136692 U CN220136692 U CN 220136692U
- Authority
- CN
- China
- Prior art keywords
- rod
- drilling rod
- striking
- drilling
- geotechnical engineering
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 16
- 238000011835 investigation Methods 0.000 title claims abstract description 14
- 238000005553 drilling Methods 0.000 claims abstract description 46
- 239000011435 rock Substances 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Earth Drilling (AREA)
Abstract
The utility model relates to the technical field of geotechnical engineering investigation, and discloses a sampling device for geotechnical engineering investigation, which comprises a drilling machine and a drilling rod movably arranged at the bottom of the drilling machine, wherein an impact rod is movably arranged in the drilling rod, sliding grooves are symmetrically formed in the outer wall of the impact rod, sliding blocks are fixedly arranged on the inner wall of the drilling rod at positions corresponding to the sliding grooves, the sliding blocks are matched with the sliding grooves, and one side tail end of each sliding block is slidably arranged in each sliding groove. This kind of sampling device for geotechnical engineering reconnaissance, when the rock core card is in the inside of drilling rod, the user can dismantle the drilling rod, and the user is with the drilling rod that has been dismantled whipping from top to bottom afterwards, and the striking pole in the drilling rod produces relative slip with the drilling rod in the continuous in-process that is whipped of drilling rod, and when striking pole moves down, the rock core that is blocked in the bottom striking drilling rod of striking pole, then the rock core in the drilling rod produces to become flexible and then drops outside the drilling rod under the striking of striking pole.
Description
Technical Field
The utility model relates to the technical field of geotechnical engineering investigation, in particular to a sampling device for geotechnical engineering investigation.
Background
Geotechnical engineering investigation refers to the process of finding out, analyzing and evaluating the geology, environmental characteristics and geotechnical engineering conditions of a construction site according to the requirements of construction engineering, and compiling an investigation file. In the prior art, a user typically uses a drill to sample rock, and when the drill is moving downward, a rock sample enters the interior of the hollow drill rod, and when the user removes the drill rod from the sampling position, the rock sample inside the hollow drill rod can be removed.
However, when the user samples rock with the drilling machine, the condition of card in the drilling rod is often appeared to sample rock core, and in this case, the user often can strike the drilling rod outer wall with instrument such as spanner and promote the rock core to drop, and the mode on the one hand can not guarantee that the rock core is taken out smoothly from the drilling rod inside like this, and another person of facilitating the use is used the instrument to strike and is very likely to make the drilling rod deformation, and then makes the rock core card more inside the drilling rod.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a sampling device for geotechnical engineering investigation, which aims to solve the problems of the background technology.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sampling device is used in geotechnical engineering reconnaissance, includes drilling machine and drilling machine bottom movable mounting's drilling rod, the inside movable mounting of drilling rod has the striking pole, and the spout has been seted up to the symmetry on the outer wall of striking pole, has the slider with the position fixed mounting that the spout corresponds on the inner wall of drilling rod, slider and spout match set up and one side end slidable mounting of slider in the spout.
Preferably, a ball is movably arranged on a side wall surface of the sliding block, which is close to the impact rod.
Preferably, the upper end of the striking rod is movably provided with an extension rod, the upper end of the extension rod is fixedly provided with a limiting block, and the striking rod is in threaded connection with the extension rod.
Preferably, the outer wall of the limiting block is provided with anti-skidding lines, and the anti-skidding lines are inclined at forty-five degrees.
Preferably, a rubber pad is fixedly arranged at the bottom end of the striking rod.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
1. this kind of sampling device for geotechnical engineering reconnaissance, when the rock core card is in the inside of drilling rod, the user can dismantle the drilling rod, and the user is with the drilling rod that has been dismantled whipping from top to bottom afterwards, and the striking pole in the drilling rod produces relative slip with the drilling rod in the continuous in-process that is whipped of drilling rod, and when striking pole moves down, the rock core that is blocked in the bottom striking drilling rod of striking pole, then the rock core in the drilling rod produces to become flexible and then drops outside the drilling rod under the striking of striking pole.
2. This kind of sampling device for geotechnical engineering reconnaissance, the user is through unscrewing the terminal extension rod of striking pole, and the length after striking pole and the extension rod combination is longer than the total length of drilling rod, and the upper end accessible striking pole of user's hand grasp extension rod is exerted external force to the rock core, and then takes out the rock core of chucking in the drilling rod.
Drawings
FIG. 1 is a schematic view of the overall structure of the main body of the present utility model;
FIG. 2 is a schematic view of the structure of the extension rod of the present utility model;
FIG. 3 is a schematic cross-sectional view of a drill rod according to the present utility model;
FIG. 4 is a schematic view of a slider structure according to the present utility model;
fig. 5 is a schematic view of the structure of the striking rod of the present utility model.
In the figure: 1. a drilling machine; 2. a drill rod; 3. a striker rod; 4. a chute; 5. a slide block; 6. an extension rod; 7. a limiting block; 8. a ball; 9. and a rubber pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-5, a sampling device for geotechnical engineering investigation comprises a drilling machine 1 and a drill rod 2 movably mounted at the bottom of the drilling machine 1, wherein an impact rod 3 is movably mounted in the drill rod 2, sliding grooves 4 are symmetrically formed in the outer wall of the impact rod 3, sliding blocks 5 are fixedly mounted at positions corresponding to the sliding grooves 4 on the inner wall of the drill rod 2, the sliding blocks 5 are matched with the sliding grooves 4, one side tail end of each sliding block 5 is slidably mounted in each sliding groove 4, when a rock core is clamped in the drill rod 2, a user can detach the drill rod 2, then the user swings the detached drill rod 2 up and down, in the process that the drill rod 2 is continuously swung, the impact rod 3 in the drill rod 2 slides relatively with the drill rod 2, and when the impact rod 3 moves downwards, the bottom of the impact rod 3 impacts the rock core clamped in the drill rod 2, and the rock core in the drill rod 2 loosens under the impact of the impact rod 3 and then falls out of the drill rod 2.
Further, as shown in fig. 4, a ball 8 is movably mounted on a side wall surface of the sliding block 5, which is close to the striking rod 3, and the arrangement of the ball 8 converts sliding friction force between the end wall surface of the sliding block 5 and the sliding groove 4 into rolling friction force, so that the relative movement between the striking rod 3 and the drill rod 2 is more flexible.
Further, as shown in fig. 2 and 3, the upper end of the striking rod 3 is movably provided with an extension rod 6, the upper end of the extension rod 6 is fixedly provided with a limiting block 7, the striking rod 3 is in threaded connection with the extension rod 6, a user can unscrew the extension rod 6 at the tail end of the striking rod 3, the length after the combination of the striking rod 3 and the extension rod 6 is longer than the total length of the drill rod 2, and the user can grasp the upper end of the extension rod 6 by hand to apply an external force to the rock core through the striking rod 3, so that the rock core clamped in the drill rod 2 is taken out.
Further, as shown in fig. 2 and 3, the outer wall of the limiting block 7 is provided with anti-skidding lines, the anti-skidding lines are inclined at forty-five degrees, the limiting block 7 is more convenient for a user to grip the limiting block 7 to unscrew the extension rod 6, and the anti-skidding lines are arranged to prevent slipping between the user hand and the limiting block 7.
Further, as shown in fig. 5, a rubber pad 9 is fixedly installed at the bottom end of the striking rod 3, and the rubber pad 9 plays a role in buffering between the bottom of the striking rod 3 and the rock core, so that the possibility that the hard striking rod 3 is in direct contact with the rock core to crash the rock core is reduced.
Working principle: when in use, a user can install the corresponding drill rod 2 at the bottom of the drilling machine 1, when the drill rod 2 starts to rotate, a drill bit at the bottom of the drill rod 2 starts to sample, then under the continuous drilling action of the device, a rock core to be sampled enters the inside of the drill rod 2, when the rock core is clamped in the inside of the drill rod 2, the user can detach the drill rod 2, then the user can swing the detached drill rod 2 up and down, in the process that the drill rod 2 is continuously swung, the impact rod 3 in the drill rod 2 and the drill rod 2 slide relatively, and when the impact rod 3 moves downwards, the bottom of the impact rod 3 impacts the rock core clamped in the drill rod 2, then the rock core in the drill rod 2 loosens under the impact of the impact rod 3 and then falls out of the drill rod 2, if the rock core in the drill rod 2 is clamped relatively tightly, the user can invert the drill rod 2, the tail end of the impact rod 3 can slide out of the drill rod 2, then the user can swing the extension rod 6 at the tail end of the impact rod 3 out of the impact rod 6, the total length of the impact rod 3 and the extension rod 6 can be combined with the length of the impact rod 6, and the user can grasp the rock core by hand by applying external force to the impact rod 2, and the external force can be pulled out by the whole length of the impact rod 2.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Sampling device is used in geotechnical engineering reconnaissance, including drilling machine (1) and drilling machine (1) bottom movable mounting's drilling rod (2), its characterized in that: the inside movable mounting of drilling rod (2) has strike pole (3), has symmetrically seted up spout (4) on the outer wall of strike pole (3), and fixed mounting has slider (5) with the position that spout (4) correspond on the inner wall of drilling rod (2), slider (5) match setting and one side end slidable mounting of slider (5) in spout (4) with spout (4).
2. A sampling device for geotechnical engineering investigation according to claim 1, wherein: a ball (8) is movably arranged on a side wall surface of the sliding block (5) close to the impact rod (3).
3. A sampling device for geotechnical engineering investigation according to claim 1, wherein: the upper end of the striking rod (3) is movably provided with an extension rod (6), the upper end of the extension rod (6) is fixedly provided with a limiting block (7), and the striking rod (3) is in threaded connection with the extension rod (6).
4. A sampling device for geotechnical engineering investigation according to claim 3, wherein: the outer wall of the limiting block (7) is provided with anti-skidding lines, and the anti-skidding lines are inclined at forty-five degrees.
5. A sampling device for geotechnical engineering investigation according to claim 1, wherein: the bottom end of the striking rod (3) is fixedly provided with a rubber pad (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868125.0U CN220136692U (en) | 2023-04-17 | 2023-04-17 | Sampling device for geotechnical engineering investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320868125.0U CN220136692U (en) | 2023-04-17 | 2023-04-17 | Sampling device for geotechnical engineering investigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220136692U true CN220136692U (en) | 2023-12-05 |
Family
ID=88957992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320868125.0U Active CN220136692U (en) | 2023-04-17 | 2023-04-17 | Sampling device for geotechnical engineering investigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220136692U (en) |
-
2023
- 2023-04-17 CN CN202320868125.0U patent/CN220136692U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220136692U (en) | Sampling device for geotechnical engineering investigation | |
| CN201262599Y (en) | Manpower drilling pore-forming sampling device | |
| CN205748974U (en) | Formation core increment sampling device | |
| CN208350419U (en) | A kind of geological mapping exploitation geology content hole drilling type sampler | |
| CN210981868U (en) | Soil detection sampling device based on crop test | |
| CN211148105U (en) | Portable field rock sampling device | |
| CN215811726U (en) | Soil sampler for highway engineering | |
| CN201068760Y (en) | Oilfield down-hole salvager | |
| CN103527187A (en) | Frozen ore sampling drilling tool | |
| CN216386400U (en) | Novel multifunctional hard crystal sampler equipped on electric pick | |
| CN212110667U (en) | Earth prospecting sampling device | |
| CN109085009B (en) | Iron ore exploration research device | |
| CN207924159U (en) | A kind of body strain instrument erection device | |
| CN220018993U (en) | Geological sampling device convenient to change drilling rod | |
| CN207585945U (en) | A kind of accurate soil sampler in telescopic field | |
| CN207689166U (en) | A kind of soil profile sampler | |
| CN205919981U (en) | Soil profile sample thief for environment measuring | |
| CN219495708U (en) | Collecting equipment for soil detection | |
| CN220748196U (en) | Coring device for geological drilling | |
| CN217586399U (en) | Improved earth drill device | |
| CN210305872U (en) | Engineering geology reconnaissance hand drill rig | |
| CN215677639U (en) | Portable geological sampling device | |
| CN216669344U (en) | Road construction earth sampling tool | |
| CN219100154U (en) | Detection device | |
| CN217712422U (en) | PDC coring bit that mineral exploration was used |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |