CN116220568A - Drilling instrument for compactness test - Google Patents
Drilling instrument for compactness test Download PDFInfo
- Publication number
- CN116220568A CN116220568A CN202310412882.1A CN202310412882A CN116220568A CN 116220568 A CN116220568 A CN 116220568A CN 202310412882 A CN202310412882 A CN 202310412882A CN 116220568 A CN116220568 A CN 116220568A
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- Prior art keywords
- barrel
- cylinder
- drilling
- driving
- rotary
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- 238000005553 drilling Methods 0.000 title claims abstract description 40
- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 18
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 18
- 241001330002 Bambuseae Species 0.000 claims description 18
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 18
- 239000011425 bamboo Substances 0.000 claims description 18
- 238000005056 compaction Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 abstract description 39
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B11/00—Other drilling tools
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application relates to the technical field of compactness detection and discloses a drilling instrument for compactness test, which comprises a frame body, a drilling barrel and a driving piece, wherein the driving piece is arranged on the frame body and is used for driving the drilling barrel to move up and down along the vertical direction; the drilling barrel comprises an inner barrel and an outer barrel, a mounting cavity is formed between the inner barrel and the outer barrel, a rotary barrel is arranged in the mounting cavity, the lower end of the rotary barrel is provided with a part which exceeds the lower end face of the drilling barrel, and the outer barrel is provided with a power piece for driving the rotary barrel to rotate; the rotary cylinder is characterized in that a positioning column is further arranged on the side wall of the rotary cylinder in a sliding mode, a through hole is formed in the inner cylinder, an extrusion ring is further arranged in the installation cavity in a vertical sliding mode, and the extrusion ring can be used for driving the positioning column to penetrate through the through hole and extend into the inner cavity of the inner cylinder when sliding downwards. This application can conveniently carry out soil layer sample.
Description
Technical Field
The application relates to the technical field of compactness detection, in particular to a drilling instrument for compactness test.
Background
Currently, the sand filling method is one of main methods for testing the compactness of the roadbed, and before the compactness of the roadbed is detected, pit digging is needed to be carried out at a preset detection point, and when tools such as a shovel are used for operation manually, the working efficiency is low.
In order to improve the efficiency of digging a pit, the chinese patent document of the utility model of grant bulletin number CN218407325U discloses a road bed compactness detects uses drilling equipment, including support frame and locating plate, installs the drilling external member on the locating plate, and the drilling external member includes handle, connecting rod and drill bit, through rotating the handle, can make the drill bit carry out the drilling.
In the testing process of compactness, the sediment that drills out still needs to collect and weigh, and in the scheme, although can be better carry out drilling, follow-up still need take more time to collect the sediment, improved staff's work load.
Disclosure of Invention
In order to collect silt while drilling, the application provides a drilling tool for compaction test.
The application adopts the following technical scheme:
the drilling instrument for the compactness test comprises a frame body, a drilling barrel and a driving piece, wherein the driving piece is arranged on the frame body and used for driving the drilling barrel to move up and down along the vertical direction; the drilling barrel comprises an inner barrel and an outer barrel, a mounting cavity is formed between the inner barrel and the outer barrel, a rotary barrel is arranged in the mounting cavity, the lower end of the rotary barrel is provided with a part which exceeds the lower end face of the drilling barrel, and the outer barrel is provided with a power piece for driving the rotary barrel to rotate; the rotary cylinder is characterized in that a positioning column is further arranged on the side wall of the rotary cylinder in a sliding mode, a through hole is formed in the inner cylinder, an extrusion ring is further arranged in the installation cavity in a vertical sliding mode, and the extrusion ring can be used for driving the positioning column to penetrate through the through hole and extend into the inner cavity of the inner cylinder when sliding downwards.
Through adopting above-mentioned technical scheme, the drive piece drive bores a section of thick bamboo up-and-down motion, bore a section of thick bamboo down motion and can peg graft in the soil layer, can be full of the soil property that waits to take out in the inner tube inner chamber, the lower extreme of a section of thick bamboo is rotated and is had the part that surpasss a section of thick bamboo lower extreme, in the motion process of boring a section of thick bamboo and inserting the soil layer, a section of thick bamboo can carry out rotatory excavation at pivoted in-process, make bore a section of thick bamboo peg graft in the soil layer more easily, and under the effect of extrusion ring, can drive the reference column and wear to establish the perforation and extend in the inner chamber of inner tube, can make the reference column peg graft in the soil layer in the inner tube inner chamber, improve the effort between inner tube and the soil layer, make bore a section of thick bamboo bring out the soil layer more easily when upwards moving.
Optionally, the upper end of inner tube is provided with the spliced pole, the urceolus connect in the spliced pole, the driving piece including rotate connect in the actuating lever on the spliced pole, just actuating lever threaded connection in the support body, still be provided with the guide bar on the urceolus, the guide bar slides and wears to establish the support body.
Through adopting above-mentioned technical scheme, rotate the actuating lever, can drive the drill cylinder up-and-down motion under the direction effect of guide bar.
Optionally, the connecting column is of an internal hollow structure, and the driving rod is of an internal hollow structure, so that the driving rod is communicated with the inner cavity of the inner cylinder.
Through adopting above-mentioned technical scheme, spliced pole inner chamber and actuating lever inner chamber are linked together to the spliced pole is linked together with bore a section of thick bamboo inner chamber, makes bore a section of thick bamboo when inserting in the soil layer, and gas in the inner tube can be discharged through the spliced pole, is favorable to boring a section of thick bamboo to insert more and inserts in the soil layer.
Optionally, the power piece including install in the motor of urceolus upper end, be provided with drive gear on the output shaft of motor, the up end of rotating the section of thick bamboo is provided with annular rack, offer the mouth of stepping down on the lateral wall of urceolus, drive gear pass the mouth of stepping down with annular rack meshes mutually.
Through adopting above-mentioned technical scheme, drive gear and annular rack mesh mutually, when the motor drives drive gear and rotates, can drive the rotation section of thick bamboo and rotate for bore a section of thick bamboo when inserting in the soil layer, rotate a section of thick bamboo and can cut open soil, make bore a section of thick bamboo more insert in the soil layer.
Optionally, a positioning groove is formed in the side wall of the rotating cylinder, the positioning column is slidably connected in the positioning groove, the positioning column slides along the radial direction of the rotating cylinder, an elastic piece is arranged on the outer wall of the positioning column, and when the positioning groove is aligned with the perforation, the extrusion ring moves downwards to enable the positioning column to penetrate the perforation, and at the moment, the elastic piece is in a compressed state.
Through adopting above-mentioned technical scheme, the reference column slides and wears to locate the constant head tank, and the rotary cylinder rotates to constant head tank and the position that the perforation is aligned, then when the extrusion ring downstream, the extrusion ring extrusion reference column for the reference column moves to the direction of perforation, and can wear to establish the perforation and extend in the inner chamber of inner tube.
Optionally, an operating rod is connected to the outer cylinder in a threaded manner, and the operating rod extends into the mounting cavity and is rotationally connected with the extrusion ring.
By adopting the technical scheme, the operating rod is rotated, so that the operating rod moves up and down on the outer cylinder, and the extrusion ring can be driven to move up and down.
Optionally, the elastic component includes the cover and locates the spring on the reference column outer wall, the tip of reference column is provided with the lug, spring one end connect in on the lug, the other end connect in on the lateral wall of rotary drum.
Through adopting above-mentioned technical scheme, the extrusion ring butt can make the drive reference column slip on the lug when the downward movement to the spring is compressed, and when the upward movement of extrusion ring and lug break away from the contact back, under the elasticity effect of spring, the reference column can break away from the perforation.
Optionally, the lower extreme of extrusion ring is provided with the inclined plane, when extrusion ring moves down, the lug can the butt in the inclined plane.
By adopting the technical scheme, the extrusion ring is more beneficial to extruding the positioning column.
In summary, the present application includes at least one of the following beneficial effects:
1. the drilling cylinder can be vertically inserted into the soil layer under the action of the driving piece to sample, and the rotary cylinder can continuously rotate in the process of inserting the drilling cylinder into the soil layer, so that the rotary cylinder is facilitated to be inserted into the soil layer;
2. after the drilling cylinder is inserted into the soil layer, the rotating cylinder rotates to a position where the positioning column is aligned with the perforation, then the extrusion ring is driven to move downwards through the operating rod, the extrusion ring can drive the positioning column to slide and enable the positioning column to penetrate through the perforation to be inserted into the soil layer in the inner cylinder, acting force between the inner cylinder and the soil layer can be improved under the action of the positioning column, and the soil layer is pulled out together with the drilling cylinder as a whole more easily when the drilling cylinder is pulled out upwards.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present application;
fig. 3 is an enlarged schematic view at a in fig. 2.
Reference numerals illustrate: 1. a frame body; 2. drilling a cylinder; 21. an inner cylinder; 22. an outer cylinder; 3. a driving member; 31. a driving rod; 4. a mounting cavity; 5. a rotating cylinder; 6. a power member; 7. positioning columns; 8. perforating; 9. a pressing ring; 10. a connecting column; 11. a guide rod; 12. a yielding port; 13. an annular rack; 14. a positioning groove; 15. an elastic member; 16. an operation lever; 17. a bump; 18. inclined surface, and drive gear.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-3.
The embodiment of the application discloses a drilling instrument for compactness test. Referring to fig. 1, the drilling apparatus includes a frame 1, a drill pipe 2, and a driving member 3, the driving member 3 is mounted on the frame 1, and the drill pipe 2 is connected to a lower end of the driving member 3, and the driving member 3 is used for driving the drill pipe 2 to move up and down in a vertical direction. The drilling cylinder 2 is inserted into the soil layer in a downward movement manner, so that the soil layer can be sampled.
Referring to fig. 1 and 2, the drill barrel 2 includes an inner barrel 21 and an outer barrel 22, a connection post 10 is fixed at the center of the upper end of the inner barrel 21, the outer barrel 22 is fixed on the outer wall of the connection post 10, and the inner barrel 21 and the outer barrel 22 are coaxially disposed. There is also a gap between the inner cylinder 21 and the outer cylinder 22, thereby forming a mounting chamber 4, and the rotating cylinder 5 is rotatably connected in the mounting chamber 4. The upper end of the rotary drum 5 is rotatably connected to the outer wall of the connecting column 10 by means of a bearing or the like, and the lower end of the rotary drum 5 has a portion exceeding the lower end of the drill drum 2. The outer barrel 22 is also provided with a power piece 6, the power piece 6 is used for driving the rotary barrel 5 to rotate, and when the drill barrel 2 is inserted into a soil layer, the rotary barrel 5 can continuously rotate, so that the rotary barrel 5 is conveniently inserted into the soil layer. The lower end of the rotary drum 5 may be provided with a pointed structure to facilitate insertion of the drill drum 2 into the earth.
The driving member 3 includes a driving rod 31 screwed to the frame body 1, and a lower end of the driving rod 31 is rotatably connected to an upper end of the connection post 10 by means of a bearing or the like. The outer cylinder 22 is fixed with guide rods 11 extending vertically upwards, the guide rods 11 penetrate through the frame body 1 in a sliding mode, and two guide rods 11 are arranged in the embodiment. The drill drum 2 can be driven to move up and down in the vertical direction by rotating the driving rod 31. Further, the connecting column 10 is of an internal hollow structure and penetrates through the inner cavity of the inner cylinder 21, and the driving rod 31 is of an internal hollow structure, so that the space in the inner cylinder 21 can be communicated with the external space through the driving rod 31, and when the drill cylinder 2 is inserted into the soil layer, gas in the inner cylinder 21 can be extruded, so that the drill cylinder 2 is conveniently inserted into the soil layer.
The power member 6 comprises a motor fixed on the upper end face of the outer cylinder 22, and a driving gear 19 is fixed on the output shaft of the motor. The outer cylinder 22 is further provided with a yielding port 12 corresponding to the driving gear 19, and the side wall part of the driving gear 19 can penetrate through the yielding port 12 and extend into the mounting cavity 4. The annular rack 13 is fixed on the upper end surface of the rotary cylinder 5, the annular rack 13 and the rotary cylinder 5 are coaxially arranged, the driving gear 19 can be meshed with the annular rack 13, and when the motor drives the driving gear 19 to rotate, the rotary cylinder 5 can be driven to rotate. Therefore, when the drill cylinder 2 is vertically inserted into the soil layer, the drill cylinder 2 cannot rotate, the rotary cylinder 5 can continuously rotate, the lower end of the rotary cylinder 5 can cut a slot in the soil layer, and the drill cylinder 2 is inserted into the slot. Compared with the method that the drill drum 2 rotates and is inserted into the soil layer, the drill drum 2 is vertically inserted into the soil layer, and the friction force between the soil layer and the inner wall of the inner drum 21 is larger, so that the soil layer is more easily brought out for sampling when the drill drum 2 is pulled out. To facilitate determining the position of the rotating cylinder 5 in which the positioning groove 14 is aligned with the perforation 8, the upper end of the outer cylinder 22 may be provided with a transparent structure, for example of transparent engineering plastic, and a marking is provided on the rotating cylinder 5, by which the positioning groove 14 is aligned with the perforation 8.
Referring to fig. 2 and 3, a positioning column 7 is further slidably connected to the outer wall of the rotary cylinder 5, and the positioning column 7 slides in the radial direction of the inner cylinder 21. The outer wall of the rotary cylinder 5 is provided with a positioning groove 14, and the positioning column 7 is inserted into the positioning groove 14 in a sliding way. The positioning columns 7 are uniformly distributed along the circumferential direction of the rotary cylinder 5. An elastic piece 15 is also installed between the positioning column 7 and the rotating cylinder 5, and the elastic piece 15 comprises a spring sleeved on the outer wall of the positioning column 7. One end of the positioning column 7 far away from the inner cylinder 21 is fixed with a lug 17, one end of the spring is connected with the lug 17, and the other end is connected with the outer wall of the rotating cylinder 5. The inner cylinder 21 is provided with perforations 8, the perforations 8 can be in one-to-one correspondence with the positioning grooves 14, a gap exists between the inner walls of the rotating cylinder 5 and the outer cylinder 22, and the extrusion ring 9 is installed in the gap between the outer cylinder 22 and the rotating cylinder 5 and can move up and down. When the drilling cylinder 2 is inserted into the soil layer, the rotary cylinder 5 rotates to a position where the positioning groove 14 and the perforation 8 are aligned, and then the extrusion ring 9 moves downwards, so that the positioning column 7 slides and penetrates through the perforation 8 to be inserted into the soil layer in the inner cylinder 21, and the drilling cylinder 2 moves upwards again, thereby being more beneficial to the pulling out of the soil layer by the drilling cylinder 2.
In order to facilitate the up-and-down movement of the extrusion ring 9, the upper end surface of the outer cylinder 22 is in threaded connection with an operating rod 16, and one end of the operating rod 16 extends into the mounting cavity 4 and is in rotary connection with the extrusion ring 9. The two operation rods 16 can be symmetrically arranged, and the extrusion ring 9 can be driven to move up and down by rotating the two operation rods 16. The lower extreme of extrusion ring 9 is provided with inclined plane 18, and lug 17 sets up to chamfer structure, and extrusion ring 9 downstream's in-process, lug 17 butt are on inclined plane 18 to be favorable to extrudeing reference column 7.
The implementation principle of the drilling machine for compactness test is as follows: when the hole digging and soil taking are carried out, the drill cylinder 2 moves downwards and is inserted into a soil layer by rotating the driving rod 31, and the driving gear 19 is driven by the motor to rotate, so that the rotating cylinder 5 can rotate, and the rotating cylinder 5 continuously rotates when the drill cylinder 2 moves downwards; after rotating to a preset depth position, the rotating cylinder 5 rotates to a position corresponding to the positioning groove 14 and the perforation 8, then the extrusion ring 9 is driven to move downwards through the operation rod 16, the positioning column 7 is pressed by the extrusion ring 9, penetrates through the perforation 8 and is inserted into a soil layer in the inner cylinder 21, and then the driving rod 31 drives the drilling cylinder 2 to move upwards, so that the soil layer is carried out.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. A drilling appearance for compactness test, its characterized in that: the drilling machine comprises a frame body (1), a drilling barrel (2) and a driving piece (3), wherein the driving piece (3) is arranged on the frame body (1) and is used for driving the drilling barrel (2) to move up and down along the vertical direction; the drilling barrel (2) comprises an inner barrel (21) and an outer barrel (22), a mounting cavity (4) is formed between the inner barrel (21) and the outer barrel (22), a rotary barrel (5) is arranged in the mounting cavity (4), the lower end of the rotary barrel (5) is provided with a part exceeding the lower end face of the drilling barrel (2), and the outer barrel (22) is provided with a power piece (6) for driving the rotary barrel (5) to rotate; still slide on the rotary cylinder (5) lateral wall and be provided with reference column (7), perforated (8) have been seted up on inner tube (21), still slide from top to bottom in installation cavity (4) and be provided with extrusion ring (9), extrusion ring (9) can be used for the drive when sliding down reference column (7) pass perforated (8) and extend in the inner chamber of inner tube (21).
2. A drill for compaction test according to claim 1, wherein: the upper end of inner tube (21) is provided with spliced pole (10), urceolus (22) connect in spliced pole (10), driving piece (3) including rotate connect in actuating lever (31) on spliced pole (10), just actuating lever (31) threaded connection in support body (1), still be provided with guide bar (11) on urceolus (22), guide bar (11) slip are worn to establish support body (1).
3. A drill for compaction test according to claim 2, wherein: the connecting column (10) is of an internal hollow structure, and the driving rod (31) is of an internal hollow structure, so that the driving rod (31) is communicated with the inner cavity of the inner cylinder (21).
4. A drill for compaction test according to claim 2, wherein: the power piece (6) comprises a motor arranged at the upper end of the outer cylinder (22), a driving gear (19) is arranged on an output shaft of the motor, an annular rack (13) is arranged on the upper end face of the rotating cylinder (5), a yielding opening (12) is formed in the side wall of the outer cylinder (22), and the driving gear (19) penetrates through the yielding opening (12) and is meshed with the annular rack (13).
5. The drill for compaction test according to claim 4, wherein: set up constant head tank (14) on the lateral wall of a rotation section of thick bamboo (5), reference column (7) sliding connection in constant head tank (14), just reference column (7) are along the radial direction slip of a rotation section of thick bamboo (5), be provided with elastic component (15) on the outer wall of reference column (7), work as constant head tank (14) with perforation (8) are aligned, extrusion ring (9) downward movement makes reference column (7) are worn to establish perforation (8), at this moment elastic component (15) are in the state of compression.
6. A drill for compaction test according to claim 5, wherein: the outer cylinder (22) is in threaded connection with an operating rod (16), and the operating rod (16) extends into the mounting cavity (4) and is in rotary connection with the extrusion ring (9).
7. A drill for compaction test according to claim 5, wherein: the elastic piece (15) comprises a spring sleeved on the outer wall of the positioning column (7), a lug (17) is arranged at the end part of the positioning column (7), one end of the spring is connected to the lug (17), and the other end of the spring is connected to the side wall of the rotary drum.
8. The drill for compaction test according to claim 7, wherein: the lower extreme of extrusion ring (9) is provided with inclined plane (18), when extrusion ring (9) moves down, lug (17) can the butt in inclined plane (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310412882.1A CN116220568B (en) | 2023-04-17 | 2023-04-17 | Drilling instrument for compactness test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310412882.1A CN116220568B (en) | 2023-04-17 | 2023-04-17 | Drilling instrument for compactness test |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116220568A true CN116220568A (en) | 2023-06-06 |
| CN116220568B CN116220568B (en) | 2023-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310412882.1A Active CN116220568B (en) | 2023-04-17 | 2023-04-17 | Drilling instrument for compactness test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116220568B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659939A (en) * | 2023-07-25 | 2023-08-29 | 河南中投建设有限公司辉县市分公司 | Assembled building grouting hole quality detection device |
| CN119064207A (en) * | 2024-11-05 | 2024-12-03 | 西安航空学院 | A cement stabilized crushed stone base compaction detection device and detection method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1793329C (en) * | 1990-04-23 | 1993-02-07 | Луганский Филиал Научно-Исследовательского Института Строительного Производства | Device for determination of compactness of rocks |
| CN205999877U (en) * | 2016-08-05 | 2017-03-08 | 北京四达贝克斯工程监理有限公司 | A kind of drilling equipment of detection ash soil compaction |
| CN209459942U (en) * | 2019-01-24 | 2019-10-01 | 河南交通职业技术学院 | A drilling device for detecting road compaction |
| CN114323742A (en) * | 2021-11-29 | 2022-04-12 | 中建新疆建工（集团）有限公司 | Compactness detection drilling equipment for town road |
| CN217896441U (en) * | 2022-06-23 | 2022-11-25 | 中国建材检验认证集团江苏有限公司 | Automatic drilling and collecting device for measuring compaction degree by site sand-pouring method |
| CN218562281U (en) * | 2022-09-22 | 2023-03-03 | 中国建筑土木建设有限公司 | Drilling device for roadbed compactness detection |
-
2023
- 2023-04-17 CN CN202310412882.1A patent/CN116220568B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU1793329C (en) * | 1990-04-23 | 1993-02-07 | Луганский Филиал Научно-Исследовательского Института Строительного Производства | Device for determination of compactness of rocks |
| CN205999877U (en) * | 2016-08-05 | 2017-03-08 | 北京四达贝克斯工程监理有限公司 | A kind of drilling equipment of detection ash soil compaction |
| CN209459942U (en) * | 2019-01-24 | 2019-10-01 | 河南交通职业技术学院 | A drilling device for detecting road compaction |
| CN114323742A (en) * | 2021-11-29 | 2022-04-12 | 中建新疆建工（集团）有限公司 | Compactness detection drilling equipment for town road |
| CN217896441U (en) * | 2022-06-23 | 2022-11-25 | 中国建材检验认证集团江苏有限公司 | Automatic drilling and collecting device for measuring compaction degree by site sand-pouring method |
| CN218562281U (en) * | 2022-09-22 | 2023-03-03 | 中国建筑土木建设有限公司 | Drilling device for roadbed compactness detection |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659939A (en) * | 2023-07-25 | 2023-08-29 | 河南中投建设有限公司辉县市分公司 | Assembled building grouting hole quality detection device |
| CN116659939B (en) * | 2023-07-25 | 2023-10-13 | 河南中投建设有限公司辉县市分公司 | Assembled building grouting hole quality detection device |
| CN119064207A (en) * | 2024-11-05 | 2024-12-03 | 西安航空学院 | A cement stabilized crushed stone base compaction detection device and detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116220568B (en) | 2023-10-27 |
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