CN115897532A - Highway construction ground detection device - Google Patents
Highway construction ground detection device Download PDFInfo
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- CN115897532A CN115897532A CN202310238402.4A CN202310238402A CN115897532A CN 115897532 A CN115897532 A CN 115897532A CN 202310238402 A CN202310238402 A CN 202310238402A CN 115897532 A CN115897532 A CN 115897532A
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- ring
- sampling
- conical surface
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the technical field of sampling analysis, in particular to a road construction foundation detection device. A road construction foundation detection device is used for drilling into soil to detect a foundation and comprises a sampling cylinder and a connecting mechanism; the sampling tube has a plurality ofly, and a plurality of sampling tubes set gradually along its axial direction. The connecting mechanism comprises a bearing assembly and a limiting ring. The highway construction foundation detection device provided by the invention can be used for sampling through the plurality of sampling cylinders which can be divided and disassembled, so that the sampling cylinders can be flexibly added according to the measurement requirement to improve the applicability and the simplicity, and the positioning during layered sampling can be ensured through the arrangement of the bearing assembly and the limiting ring.
Description
Technical Field
The invention relates to the technical field of sampling analysis, in particular to a road construction foundation detection device.
Background
The roadbed is a foundation of a track or a road surface and is an earthwork structure formed by excavation or filling, roadbed sampling analysis is an essential step before construction of various projects, and the roadbed sampling analysis is mainly used for carrying out test analysis by extracting different layered roadbeds so as to know the properties of a basic layer of the roadbed.
The utility model discloses a utility model patent that the bulletin number is CN214613995U discloses a highway detects uses assembled drilling sampling device, this kind of sampling device's sampling barrel is by the top cylinder, well section of thick bamboo group, end section of thick bamboo and connecting piece are constituteed jointly, it passes through threaded connection, need the drill down when owing to the sampling barrel sample, then need bear the effort of great vertical direction, traditional threaded connection mode junction is thinner, the bearing capacity is lower, damage because of the atress is too big easily, and service life is shorter.
Disclosure of Invention
The invention provides a road construction foundation detection device, which aims to solve the problem that an existing multilayer foundation detection device is easy to damage.
The invention discloses a road construction foundation detection device, which adopts the following technical scheme:
a road construction foundation detection device is used for drilling into soil to detect a foundation and comprises a sampling cylinder and a connecting mechanism; the sampling tubes are at least multiple and are sequentially arranged along the axial direction of the sampling tubes, the sampling tubes are communicated up and down, and a containing cavity for containing soil is formed in the sampling tubes; the connecting mechanism is arranged between two adjacent sampling cylinders and comprises a bearing component and a limiting ring, and the bearing component is used for reserving a gap between the two adjacent sampling cylinders when the highway construction foundation detection device drills down; the limiting ring is sleeved on the outer sides of the two sampling cylinders which are aligned up and down so as to enable the two sampling cylinders which are adjacent up and down to be always coaxial when the highway construction foundation detection device drills down.
Preferably, the sampling cylinder at the bottom of the plurality of sampling cylinders is a first sampling cylinder, the rest sampling cylinders are second sampling cylinders, and the lower end of the first sampling cylinder is provided with a cutting ring for soil sampling.
Preferably, the top of first sampling section of thick bamboo and the upper and lower both ends of second sampling section of thick bamboo all are provided with the embedded ring, and the tip of embedded ring is provided with the chamfer that extends to the periphery wall of embedded ring from the internal perisporium of embedded ring.
Preferably, the external diameter of the inner insert ring is smaller than the external diameter of the sampling tube, the inner insert ring arranged at the top of the sampling tube is a first inner insert ring, the inner insert ring arranged at the bottom of the sampling tube is a second inner insert ring, the upper end surface of the first inner insert ring and the lower end surface of the second inner insert ring are provided with at least two pin holes, the receiving component comprises a plurality of pins, each pin is detachably arranged in one pin hole in the first inner insert ring, and when the pin hole in the second inner insert ring falls on one corresponding pin, a gap is reserved between the second inner insert ring and the first inner insert ring.
Preferably, each embedded ring is provided with a first conical surface with the diameter gradually increasing from top to bottom, the limiting ring is slidably sleeved outside one first embedded ring in the up-down direction, the inner peripheral wall of the limiting ring is provided with a second conical surface and a third conical surface with the diameters gradually increasing from top to bottom, the second conical surface is positioned below the third conical surface and used for being in press fit with the first conical surface on the first embedded ring, the third conical surface is used for being in press fit with the first conical surface on the second embedded ring, the limiting ring is provided with a first position and a second position, the second conical surface is positioned below the corresponding first conical surface when the limiting ring is positioned at the first position, and the third conical surface is not in contact with the corresponding first conical surface; when the limiting ring is located at the second position, the second conical surface and the third conical surface are in pressing fit with the corresponding first conical surface, the limiting ring is located at the first position in the initial state, and when the highway construction foundation detection device drills down, the limiting ring is located at the second position.
Preferably, the limiting ring is provided with a through hole for allowing the pin to pass through; the length of the through hole is in the vertical direction to allow the pin to slide down along the through hole when the first embedded ring and the second embedded ring move down relative to the corresponding limiting rings.
Preferably, the pin comprises a pin head and a pin cap which are integrally formed, the pin head is used for being inserted into the pin holes on the first embedded ring and the second embedded ring, and one end of the pin head extending into the accommodating cavity is flush with the cavity wall of the accommodating cavity; the pin cap is slidably disposed in the through hole in a vertical direction, and the through hole restricts rotation of the pin cap.
Preferably, the limiting ring is provided with a limiting plate, and the limiting plate is arranged at the joint of the lower wall of the through hole and the outer peripheral wall of the limiting ring.
Preferably, the road construction foundation detection device further comprises a knocking mechanism, and the knocking mechanism comprises a positioning part and an impact part; the positioning part is detachably arranged at the top end of the top sampling tube and comprises an inserting head and an extension rod, the lower end of the inserting head is provided with a coaxial limiting ring, and the coaxial limiting ring is sleeved on the outer side of the top sampling tube; the limiting ring sleeved on the outer side of the first embedded ring at the top only has a second conical surface which is in press fit with the first conical surface on the first embedded ring at the inner side of the limiting ring, a pressure-bearing leakage stopping block is arranged at the joint position of the coaxial limiting ring and the plug-in head, and the pressure-bearing leakage stopping block is used for being inserted into a pin hole on the first embedded ring at the top; the extension rod is vertically arranged, and the lower end of the extension rod is connected with the top of the insertion head; the peripheral wall of the extension rod is provided with a bearing block; the impact part is slidably sleeved on the extension rod along the axial direction of the extension rod, is positioned above the bearing block and is used for impacting the bearing block.
Preferably, the top of the extension rod is provided with a baffle plate, the impact part comprises a gravity vertical ring and a handle, and the gravity hammer ring is sleeved on the extension rod and is positioned between the bearing block and the baffle plate; the handle is arranged on the side wall of the gravity hammer ring.
The beneficial effects of the invention are: the highway construction foundation detection device provided by the invention can be used for sampling through the plurality of sampling cylinders which can be divided and disassembled, so that the sampling cylinders can be flexibly added according to the measurement requirement to improve the applicability and the simplicity, and the positioning during layered sampling can be ensured through the bearing assembly. And the purpose of layered sampling is achieved by dividing two adjacent sampling cylinders, sampling detection is carried out in a positioning and quantitative mode, and the accuracy and reliability of detection data are guaranteed. Be provided with the pinhole through the up end at first embedded ring and the lower terminal surface of second embedded ring, accept the subassembly and include a plurality of pins, every pin detachably sets up in a pinhole on first embedded ring, realizes the equipment of sampler barrel, compares with the threaded connection mode, and it can bear bigger stress, and is not fragile, and life is longer.
Furthermore, through the arrangement of the limiting ring and the matching of the limiting ring and the first conical surface, the second conical surface and the third conical surface, the adjacent sampling barrels are kept coaxial, and sampling errors and impact deviation damage to the device caused by the difference of coaxiality are prevented.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a road construction foundation detection device according to an embodiment of the present invention;
FIG. 2 is a sectional side view of an axle of a road construction foundation sensing device according to another embodiment;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a sectional view of an insertion head of a road construction foundation detection device according to another embodiment;
FIG. 5 is a sectional view showing a plurality of sampling barrels engaged with each other in a road construction foundation inspection device according to another embodiment;
FIG. 6 is an enlarged view of FIG. 5 at B;
FIG. 7 is a sectional view of a sampling tube of the road construction foundation detection device according to another embodiment;
FIG. 8 is an enlarged view at C of FIG. 7;
FIG. 9 is an enlarged view of FIG. 7 at D;
fig. 10 is a sectional view of a stop collar of a road construction foundation detection device according to another embodiment;
FIG. 11 is an enlarged view at E of FIG. 10;
fig. 12 is a schematic structural view of a pin of a road construction foundation detection device according to another embodiment.
In the figure: 100. a gravity hammer ring; 110. a grip; 200. an extension rod; 210. a bearing block; 220. a baffle plate; 230. a coaxial confinement ring; 240. a pressure-bearing leaking stoppage block; 250. inserting a head; 310. a second sampling tube; 311. a first inner embedded ring; 312. a second embedded ring; 313. chamfering; 314. a first conical surface; 315. a pin hole; 320. a first sampling cylinder; 321. cutting with a ring cutter; 330. a limiting ring; 331. a through hole; 332. a limiting plate; 333. a second tapered surface; 334. a third conical surface; 340. a pin; 341. a pin head; 342. a pin cap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 12, a road construction foundation detection device according to an embodiment of the present invention is used for drilling into soil to detect a foundation, and includes a sampling tube and a connection mechanism. The sampling tube has four, and four sampling tubes set gradually along its axial direction, link up from top to bottom every sampling tube, and inside has the chamber that holds that is used for splendid attire soil. The connecting mechanism is arranged at the contact position of the two adjacent sampling cylinders and comprises a bearing component and a limiting ring 330, the bearing component is used for reserving a gap between the two adjacent sampling cylinders when the highway construction foundation detection device drills down, and the gap can accommodate the thickness of the cutting knife. The limiting ring 330 is slidably sleeved outside the two sampling cylinders aligned up and down along the up-down direction, and is used for enabling the two sampling cylinders adjacent up and down to be always coaxial when the highway construction foundation detection device drills down, specifically, the sampling cylinders can relatively descend with the limiting ring 330 when the sampling cylinders drill into soil, so that one limiting ring 330 is commonly sleeved outside the two sampling cylinders, and the sampling cylinders are prevented from being damaged by sampling errors and impact deviation due to dislocation of the two adjacent sampling cylinders.
In one embodiment, the sampling cylinder at the bottom of the four sampling cylinders is a first sampling cylinder 320, the other three sampling cylinders are second sampling cylinders 310, and the cutting ring 321 for taking soil is arranged at the lower end of the first sampling cylinder 320, so that the sampling cylinders can be conveniently drilled into the soil by arranging the cutting ring 321.
In one embodiment, the top end of the first sampling tube 320 and the upper and lower ends of the second sampling tube 310 are provided with the embedded rings, and the end portions of the embedded rings are provided with the chamfers 313 gradually extending from the inner peripheral wall of the embedded rings to the outer peripheral wall of the embedded rings, so that the joint of two adjacent sampling tubes can be quickly determined, the slicing can be conveniently extended into the gap to separate the two sampling tubes, the flatness of the cutting surface is ensured, and the accuracy of the measured data is improved.
In one embodiment, the outer diameter of the embedded ring is smaller than that of the sampling tube, the embedded ring installed at the top of the sampling tube is a first embedded ring 311, the embedded ring installed at the bottom of the sampling tube is a second embedded ring 312, the upper end surface of the first embedded ring 311 and the lower end surface of the second embedded ring 312 are provided with at least two pin holes 315, the at least two pin holes 315 are uniformly distributed around the circumference of the sampling tube, and one pin hole 315 arranged on the first embedded ring 311 vertically corresponds to one pin hole 315 on the second embedded ring 312 above the first embedded ring 315. The receiving assembly comprises a plurality of pins 340, each pin 340 is detachably arranged in one pin hole 315 on the first embedded ring 311, and when the pin hole 315 on the second embedded ring 312 is located on the corresponding pin 340, a gap is reserved between the second embedded ring 312 and the first embedded ring 311, so that the first embedded ring 311 is prevented from being damaged due to overlarge pressure.
In one embodiment, each inner embedded ring is provided with a first conical surface 314 with a diameter gradually increasing from top to bottom, the limiting ring 330 is slidably sleeved outside one first inner embedded ring 311 in the up-down direction, the inner peripheral wall of the limiting ring 330 is provided with a second conical surface 333 and a third conical surface 334 with diameters gradually increasing from top to bottom, the second conical surface 333 is located below the third conical surface 334, the second conical surface 333 is used for being in press fit with the first conical surface 314 on the first inner embedded ring 311, the third conical surface 334 is used for being in press fit with the first conical surface 314 on the second inner embedded ring 312, the limiting ring 330 has a first position and a second position, when the limiting ring 330 is located at the first position, the second conical surface 333 is located below the corresponding first conical surface 314, and the third conical surface 334 is not in contact with the corresponding first conical surface 314; when the limiting ring 330 is at the second position, the second taper surface 333 and the third taper surface 334 are in press fit with the corresponding first taper surface 314, the limiting ring 330 is at the first position in the initial state, and when the highway construction foundation detection device drills into soil, the limiting ring 330 is at the second position to reduce the moving space of the adjacent sampling cylinders and increase the stability of the sampling cylinders, specifically, when the sampling cylinders drill into soil, the limiting ring 330 is subjected to the resistance of the soil below due to the descending of the limiting ring 330, and then the limiting ring 330 has the tendency of moving upwards relative to the sampling cylinders until the second taper surface 333 and the third taper surface 334 on the limiting ring 330 respectively move to the corresponding first taper surface 314 and then synchronously descend with the sampling cylinders, so that each sampling cylinder is coaxial and stable.
In one embodiment, the stop collar 330 is provided with a through hole 331 that allows the pin 340 to pass through. The length of the through hole 331 is in a vertical direction to allow the pin 340 to slide downward along the through hole 331 when the first and second embedded rings 311 and 312 are moved downward relative to the corresponding stopper ring 330.
In one embodiment, the pin 340 comprises a pin head 341 and a pin cap 342 which are integrally formed, the pin head 341 is used for being inserted into the pin holes 315 on the first embedded ring 311 and the second embedded ring 312, and one end of the pin head 341 extending into the accommodating cavity is flush with the cavity wall of the accommodating cavity; the pin cap 342 is slidably disposed in the through hole 331 up and down, and the through hole 331 restricts the rotation of the pin cap 342, so that the pin head 341 cannot rotate, and one end of the pin head 341 extending into the accommodating cavity is always flush with the wall of the accommodating cavity, thereby facilitating taking out the soil in the accommodating cavity.
In one embodiment, the limiting plate 332 is mounted on the limiting ring 330, the limiting plate 332 is disposed at the joint of the lower wall of the through hole 331 and the outer peripheral wall of the limiting ring 330, and when the second tapered surface 333 and the second tapered surface 333 of the limiting ring 330 are respectively moved to be tightly fitted with the corresponding third tapered surface 334, the lower end of the pin cap 342 is located inside the limiting plate 332, so as to prevent the pin 340 from being removed from the pin hole 315 when the sampling tube is drilled into the soil.
In one embodiment, the road construction foundation detection device further comprises a knocking mechanism, wherein the knocking mechanism comprises a positioning part and an impact part; the locating part is detachably arranged at the top end of the top sampling tube and comprises an insertion head 250 and an extension rod 200, a coaxial limiting ring 230 is installed at the lower end of the insertion head 250, and the coaxial limiting ring 230 is sleeved on the outer side of the top sampling tube. The limiting ring 330 sleeved on the outer side of the top first embedded ring 311 only has a second taper surface 333, and the second taper surface 333 is in tight fit with the first taper surface 314 on the first embedded ring 311 on the inner side thereof. The joint position of the coaxial limiting ring 230 and the plug-in head 250 is provided with a pressure-bearing plugging block 240, and the pressure-bearing plugging block 240 is used for being inserted into a pin hole 315 on the first embedded ring 311 at the top. On the one hand, the installation position of the cartridge 250 can be determined quickly and, on the other hand, the cartridge 250 is prevented from rotating relative to the sampling tube during the drilling operation. The extension rod 200 is vertically arranged, and the lower end of the extension rod 200 is connected with the top of the insertion head 250; the peripheral wall of the extension rod 200 is provided with a bearing block 210; the impact part is slidably sleeved on the extension rod 200 along the axial direction of the extension rod 200 and is positioned above the bearing block 210, so that the impact part impacts the bearing block 210 intermittently and downwards, and the whole sampling tube gradually drills downwards into soil.
In one embodiment, a baffle 220 is disposed at the top of the extension rod 200, the striking portion includes a gravity hammer ring 100 and a grip 110, the gravity hammer ring 100 is sleeved on the extension rod 200 and is located between the bearing block 210 and the baffle 220; the grip 110 is disposed on the sidewall of the gravity hammer ring 100 for manual operation.
The working principle and the working method of the road construction foundation detection device provided by the embodiment of the invention are as follows:
the sampling tube is vertically arranged on the ground, the insertion head 250 is arranged on the sampling tube at the top, specifically, each pressure-bearing leakage blocking block 240 is inserted into a corresponding pin hole 315, then the handle 110 is held by hand to lift the gravity hammer ring 100 between the bearing block 210 and the baffle 220, and then the gravity hammer ring impacts downwards, and the sampling tube is drilled into the ground by the downward impact force to the bearing block 210.
In the process, along with the drilling of the sampling tube, the sampling tube can be added on the sampling tube at the top according to the sampling depth. When adding the sampling tube, the pin 340 is firstly put into the pin hole 315 on the first embedded ring 311, then the second embedded ring 312 of the newly added sampling tube is aligned with the first embedded ring 311 below, and the pin hole 315 on the second embedded ring 312 is aligned with the corresponding pin 340 below. And (3) operating the impact part to drill the newly added sampling cylinder into the soil when each sampling cylinder on one side is added until all the sampling cylinders are inserted into the soil.
After the sampling is completed, soil around the road construction foundation detection device is cleaned, and each sampling cylinder is exposed. And then, inserting a slice appliance such as a knife into the gap between two adjacent sampling cylinders, taking out the sampling cylinders one by one, and further detecting and analyzing the soil in each sampling cylinder.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a highway construction ground detection device for bore soil and detect its characterized in that in order to detect the ground: comprises a sampling tube and a connecting mechanism; the sampling device comprises a plurality of sampling cylinders, a plurality of sampling cylinder bodies and a plurality of soil collecting chambers, wherein the sampling cylinders are sequentially arranged along the axial direction of the sampling cylinders, and are vertically communicated, and the sampling cylinders are internally provided with accommodating cavities for accommodating soil; the connecting mechanism is arranged between two adjacent sampling cylinders and comprises a bearing component and a limiting ring, and the bearing component is used for reserving a gap between the two adjacent sampling cylinders when the highway construction foundation detection device drills down; the limiting ring is sleeved on the outer sides of the two sampling cylinders which are aligned up and down so as to enable the two sampling cylinders which are adjacent up and down to be always coaxial when the highway construction foundation detection device drills down;
the sampling device comprises a plurality of sampling cylinders, a sampling cylinder, a cutter ring and a soil sampler, wherein the sampling cylinder at the bottom is a first sampling cylinder, the rest sampling cylinders are second sampling cylinders, and the lower end of the first sampling cylinder is provided with a cutting ring for taking soil;
the top end of the first sampling tube and the upper end and the lower end of the second sampling tube are both provided with an embedded ring, and the end part of the embedded ring is provided with a chamfer extending from the inner peripheral wall of the embedded ring to the outer peripheral wall of the embedded ring;
the external diameter of interior embedded ring is less than the external diameter of sampling barrel, installs the interior embedded ring at sampling barrel top for first interior embedded ring, installs the interior embedded ring of sampling barrel bottom for the interior embedded ring of second, and the up end of first interior embedded ring and the lower terminal surface of the interior embedded ring of second are provided with two at least pinholes, accept the subassembly and include a plurality of pins, every pin detachably sets up in a pinhole on first embedded ring, and when the pinhole on the embedded ring of second fell on a corresponding pin, it was gapped to reserve between second interior embedded ring and the first embedded ring.
2. The road construction foundation detection device of claim 1, wherein: each embedded ring is provided with a first conical surface with the diameter gradually increasing from top to bottom, the limiting ring is slidably sleeved outside one first embedded ring in the up-down direction, the inner peripheral wall of the limiting ring is provided with a second conical surface and a third conical surface with the diameter gradually increasing from top to bottom, the second conical surface is positioned below the third conical surface and is in pressing fit with the first conical surface on the first embedded ring, the third conical surface is in pressing fit with the first conical surface on the second embedded ring, the limiting ring is provided with a first position and a second position, the second conical surface is positioned below the corresponding first conical surface when the limiting ring is positioned at the first position, and the third conical surface is not in contact with the corresponding first conical surface; when the limiting ring is located at the second position, the second conical surface and the third conical surface are in pressing fit with the corresponding first conical surface, the limiting ring is located at the first position in the initial state, and when the highway construction foundation detection device drills down, the limiting ring is located at the second position.
3. The road construction foundation detection device of claim 2, wherein: the limiting ring is provided with a through hole allowing the pin to pass through; the length of the through hole is in the vertical direction to allow the pin to slide down along the through hole when the first embedded ring and the second embedded ring move down relative to the corresponding limiting rings.
4. The road construction foundation detection device of claim 3, wherein: the pin comprises a pin head and a pin cap which are integrally formed, the pin head is used for being inserted into pin holes in the first embedded ring and the second embedded ring, and the end, extending into the accommodating cavity, of the pin head is flush with the cavity wall of the accommodating cavity; the pin cap is slidably disposed in the through hole in a vertical direction, and the through hole restricts rotation of the pin cap.
5. The road construction foundation detection device of claim 4, wherein: the limiting ring is provided with a limiting plate, and the limiting plate is arranged at the joint of the lower wall of the through hole and the outer peripheral wall of the limiting ring.
6. The road construction foundation detection device of claim 2, wherein: the knocking mechanism comprises a positioning part and an impact part; the positioning part is detachably arranged at the top end of the top sampling tube and comprises an inserting head and an extension rod, the lower end of the inserting head is provided with a coaxial limiting ring, and the coaxial limiting ring is sleeved on the outer side of the top sampling tube; the limiting ring sleeved on the outer side of the first embedded ring at the top only has a second conical surface which is in press fit with the first conical surface on the first embedded ring at the inner side of the limiting ring, a pressure-bearing leakage stopping block is arranged at the joint position of the coaxial limiting ring and the plug-in head, and the pressure-bearing leakage stopping block is used for being inserted into a pin hole on the first embedded ring at the top; the extension rod is vertically arranged, and the lower end of the extension rod is connected with the top of the insertion head; the peripheral wall of the extension rod is provided with a bearing block; the impact part is slidably sleeved on the extension rod along the axial direction of the extension rod and is positioned above the bearing block for impacting the bearing block.
7. The road construction foundation detection device of claim 6, wherein: the top of the extension rod is provided with a baffle plate, the impact part comprises a gravity vertical ring and a handle, and the gravity hammer ring is sleeved on the extension rod and is positioned between the bearing block and the baffle plate; the handle is arranged on the side wall of the gravity hammer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310238402.4A CN115897532B (en) | 2023-03-14 | 2023-03-14 | Highway construction foundation detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310238402.4A CN115897532B (en) | 2023-03-14 | 2023-03-14 | Highway construction foundation detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115897532A true CN115897532A (en) | 2023-04-04 |
| CN115897532B CN115897532B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310238402.4A Active CN115897532B (en) | 2023-03-14 | 2023-03-14 | Highway construction foundation detection device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB815343A (en) * | 1957-02-09 | 1959-06-24 | Hepworth Iron Co Ltd | Improvements in or relating to clay piping or conduit |
| DE4430874A1 (en) * | 1994-08-31 | 1996-03-07 | Vierling Heiner Dipl Ing Fh | Ground e.g. soil sample core acquisition using esp. small-bore techniques |
| JP2013185334A (en) * | 2012-03-07 | 2013-09-19 | Shirota:Kk | Excavating casing |
| CN103966994A (en) * | 2014-05-05 | 2014-08-06 | 深圳市工勘岩土集团有限公司 | Feeler inspection type underground pipeline probing shovel |
| CN210090072U (en) * | 2019-05-25 | 2020-02-18 | 贵州工程应用技术学院 | Wetland soil surface soil stratified sampling ware |
| CN214149964U (en) * | 2021-08-12 | 2021-09-07 | 山东海倍特检测有限公司 | Deep soil detects sampling device that has layering drilling and collects |
| CN214613995U (en) * | 2021-02-24 | 2021-11-05 | 熊巩鹏 | Highway detects with assembled drilling sampling device |
| CN216791712U (en) * | 2022-01-07 | 2022-06-21 | 中原工学院 | Soil heavy metal pollution detects sampling device |
-
2023
- 2023-03-14 CN CN202310238402.4A patent/CN115897532B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB815343A (en) * | 1957-02-09 | 1959-06-24 | Hepworth Iron Co Ltd | Improvements in or relating to clay piping or conduit |
| DE4430874A1 (en) * | 1994-08-31 | 1996-03-07 | Vierling Heiner Dipl Ing Fh | Ground e.g. soil sample core acquisition using esp. small-bore techniques |
| JP2013185334A (en) * | 2012-03-07 | 2013-09-19 | Shirota:Kk | Excavating casing |
| CN103966994A (en) * | 2014-05-05 | 2014-08-06 | 深圳市工勘岩土集团有限公司 | Feeler inspection type underground pipeline probing shovel |
| CN210090072U (en) * | 2019-05-25 | 2020-02-18 | 贵州工程应用技术学院 | Wetland soil surface soil stratified sampling ware |
| CN214613995U (en) * | 2021-02-24 | 2021-11-05 | 熊巩鹏 | Highway detects with assembled drilling sampling device |
| CN214149964U (en) * | 2021-08-12 | 2021-09-07 | 山东海倍特检测有限公司 | Deep soil detects sampling device that has layering drilling and collects |
| CN216791712U (en) * | 2022-01-07 | 2022-06-21 | 中原工学院 | Soil heavy metal pollution detects sampling device |
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| Publication number | Publication date |
|---|---|
| CN115897532B (en) | 2023-05-16 |
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