CN111999109A - Deep rock stratum sampling device for engineering exploration - Google Patents
Deep rock stratum sampling device for engineering exploration Download PDFInfo
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- CN111999109A CN111999109A CN202011057984.9A CN202011057984A CN111999109A CN 111999109 A CN111999109 A CN 111999109A CN 202011057984 A CN202011057984 A CN 202011057984A CN 111999109 A CN111999109 A CN 111999109A
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- 238000005070 sampling Methods 0.000 title claims abstract description 71
- 239000011435 rock Substances 0.000 title claims abstract description 19
- 238000005553 drilling Methods 0.000 claims abstract description 9
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 7
- 230000002441 reversible effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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Abstract
The invention discloses a deep rock stratum sampling device for engineering exploration, which comprises a first worm wheel, a sampling cylinder and a drill rod, wherein the center of the sampling cylinder is provided with a rotatable drill rod, one side of the first worm wheel is provided with a first worm, the center of the first worm is provided with a first connecting shaft and is connected with a first motor through a coupler, one side of a second worm wheel is provided with a second worm, the sampling cylinder is driven by a second motor, the middle of the sampling cylinder is sleeved with a fixed seat, the upper part of the fixed seat is provided with four groups of fixed pins, and the four groups of fixed pins are respectively hinged with a first supporting plate, a second supporting plate, a third supporting plate and a fourth supporting plate. This deep stratum sampling device is used in engineering exploration, the structure sets up rationally, and convenient upset expandes to be used for supporting on ground, helps stabilizing erection equipment, makes things convenient for going on of sample work, also is convenient for fold simultaneously or expand, and is more light save trouble, conveniently drives the drilling rod through the transmission and bores into and shift out in the rock portion, and the sample is stable convenient.
Description
Technical Field
The invention relates to the technical field of rock stratum sampling, in particular to a deep rock stratum sampling device for engineering exploration.
Background
In geological exploration, a drilling method is mostly adopted to observe the natural state of rock strata and the geological structure of each stratum, the subsurface stratum is identified and divided according to the core taken out by drilling, and the deep geological data can be obtained by the exploration method of sampling along the depth of a drill hole.
In the exploration process, the rock stratum that can not meet has been avoided, however, because the rock stratum is great thick, great, can't wholly take out, need carry out the sampling research, current sampling device exists that the transport is inconvenient, the sampling is unstable insecure, lead to sample failure scheduling problem easily.
Disclosure of Invention
The invention provides a deep rock stratum sampling device for engineering exploration, which aims to solve the problems.
In order to achieve the purpose, the invention provides the following technical scheme: a deep rock stratum sampling device for engineering exploration comprises a first worm wheel, a sampling cylinder and a drill rod, wherein the first worm wheel and a second worm wheel are arranged above the sampling cylinder, the centers of the first worm wheel, the second worm wheel and the sampling cylinder are provided with rotatable drill rods, the left side of the upper part of the sampling cylinder is provided with a left handle, the right side of the upper part of the sampling cylinder is provided with a right handle, sleeve plates are sleeved on the rear parts of the left handle and the right handle, one side of the first worm wheel is provided with a first worm which is meshed with the first worm wheel, the center of the first worm is provided with a first connecting shaft, the first connecting shaft is connected with a first motor through a coupler, the first motor is installed inside a shell, the first worm is rotatably installed inside the first shell, the first shell axially limits the first worm wheel, and the outer side of the first shell, which is arranged outside the first motor, is fixed on the left;
a second worm meshed with the second worm wheel is arranged on one side of the second worm wheel, a second connecting shaft is arranged in the center of the second worm, the second connecting shaft is connected with a second motor through a coupler, the second motor is installed inside a second shell, meanwhile, the second worm is rotatably installed inside the second shell, the second shell axially limits the second worm wheel, and the outer side of the second shell, which is arranged on the outer side of the second motor, is fixed on the right handle; a fixing seat is sleeved outside the middle of the sampling tube, four groups of fixing pins are mounted on the upper portion of the fixing seat, and a first supporting plate, a second supporting plate, a third supporting plate and a fourth supporting plate are hinged to the four groups of fixing pins respectively.
Preferably, the drilling rod is including last axostylus axostyle and lower axostylus axostyle, the top end of going up the axostylus axostyle is provided with the fixed block, the axostylus axostyle surface is equipped with cyclic annular screw down, the fixed connector that is equipped with in upper shaft pole lower end, the axostylus axostyle upper end is equipped with the recess down, and inside the recess of connector installation in lower axostylus axostyle upper end, rotatable clamp plate has been put to the connector outside cover, the clamp plate cover is put on the connector of T type, and the connector end is equipped with the limiting plate.
Preferably, first backup pad, second backup pad, third backup pad and fourth backup pad become central symmetry structure about the drilling rod, the connecting rod is installed with fixed cover down through fixed cover to the second backup pad the lower extreme of connecting rod is provided with the supporting legs, simultaneously first backup pad, second backup pad, third backup pad and fourth backup pad structure set up the same, first backup pad, second backup pad, third backup pad and fourth backup pad are convertible activity structure, and rotation angle sets up to 0 and 30, the lower axostylus axostyle of drilling rod lower part can move relative to the sampling tube.
Preferably, the upper end of the upper shaft rod penetrates through a through hole formed in the middle of the top plate, telescopic support columns are arranged at four corners of the top plate, inclined support rods are arranged between the upper rod body of each telescopic support column and the bottom surface of the top plate, two groups of upper fixing pins are arranged on the inclined support rods, a group of lower fixing pins are arranged at the left end and the right end of each sleeve plate, a first elastic telescopic rod and a second elastic telescopic rod are hinged between the upper fixing pin and the lower fixing pin and the upper fixing pin in a vertically corresponding mode, and meanwhile telescopic springs are sleeved outside the first elastic telescopic rod and the second elastic telescopic rod.
Preferably, the centers of the first worm wheel, the second worm wheel, the upper shaft rod, the lower shaft rod and the sampling cylinder are all on the same axis, and the left handle and the right handle are arranged in bilateral symmetry about the center line of the sampling cylinder.
Preferably, the first worm wheel center rotating shaft and the upper shaft rod form a screw-nut pair through the ratchet wheel and the upper shaft rod which are arranged into a whole, and the second worm wheel center rotating shaft and the upper shaft rod form a screw-nut pair through the ratchet wheel and the upper shaft rod which are arranged into a whole.
Preferably, the rod body of the upper shaft rod is provided with threads, and the upper shaft rod is in self-locking connection with the first worm wheel and the second worm wheel.
Preferably, the pressure plate is of a one-way ratchet structure.
Compared with the prior art, the invention has the beneficial effects that:
1. the deep rock stratum sampling device for engineering exploration is reasonable in overall structure arrangement, four groups of fixing pins are arranged in a fixing seat sleeved in the middle of a sampling cylinder in the device, and a first supporting plate, a second supporting plate, a third supporting plate and a fourth supporting plate are hinged to the four groups of fixing pins respectively, so that the device is convenient to turn over and unfold and is used for supporting on the ground, the device is convenient to stably install, sampling work is convenient to carry out, meanwhile, the device is convenient to fold or unfold, and the device is more convenient and labor-saving;
2. the independently driven double worm wheel and worm structure is convenient for driving the drill rod to drill into the rock part through the transmission effect, and is convenient for driving the drill rod to move out straightly through the transmission effect, so that the sample is driven by the propeller on the lower shaft lever, and the use is convenient;
3. first elasticity telescopic link and second elasticity telescopic link are connected to the swing joint between lagging and diagonal brace to and all overlap a set of expanding spring on first elasticity telescopic link and second elasticity telescopic link, make it help carrying out the shock attenuation buffering to left handle and right handle on the left and right sides, stabilize the sampling tube in the middle of better, help more steady sample to use.
Drawings
FIG. 1 is a schematic front view of the structure of the present invention;
FIG. 2 is a schematic front view of a sampling tube of the present invention;
FIG. 3 is a schematic top view of a sampling tube of the present invention;
FIG. 4 is a schematic view of a folded structure of four support plates on the sampling tube according to the present invention;
FIG. 5 is a schematic view of a drill pipe configuration of the present invention;
FIG. 6 is a schematic view of a first worm gear and a first worm of the inventive arrangement;
FIG. 7 is a schematic view of a second worm gear and a second worm of the present configuration;
fig. 8 is an enlarged schematic view of a point a in fig. 5.
Reference numbers in the figures: 1. a left handle; 2. a first motor; 3. a first connecting shaft; 4. a first worm; 5. a first worm gear; 6. a fixed block; 7. a second worm; 8. a second connecting shaft; 9. a second motor; 10. a right handle; 11. sheathing; 12. an upper shaft lever; 13. a first support plate; 14. a lower shaft lever; 15. a sampling tube; 16. a propeller; 17. a drill stem; 18. fixing a sleeve; 19. a lower fixing sleeve; 20. a connecting rod; 21. supporting legs; 22. a second support plate; 23. a fixing pin; 24. a fixed seat; 25. a third support plate; 26. a fourth support plate; 27. a telescopic support column; 28. a lower fixing pin; 29. a tension spring; 30. a first elastic telescopic rod; 31. a second elastic telescopic rod; 32. an upper fixing pin; 33. a diagonal brace; 34. a top plate; 35. a through hole; 36. a second worm gear; 37. a first housing; 38. a connector; 39. pressing a plate; 40. a second housing.
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.
Referring to fig. 1-8, the present invention provides the following technical solutions: a deep rock stratum sampling device for engineering exploration comprises a first worm wheel 5, a sampling cylinder 15 and a drill rod 17, wherein the first worm wheel 5 and a second worm wheel 36 are arranged above the sampling cylinder 15, the centers of the first worm wheel 5, the second worm wheel 36 and the sampling cylinder 15 are provided with the rotatable drill rod 17, the left side of the upper part of the sampling cylinder 15 is provided with a left handle 1, the right side of the upper part of the sampling cylinder 15 is provided with a right handle 10, sleeve plates 11 are sleeved on the rear parts of the left handle 1 and the right handle 10, one side of the first worm wheel 5 is provided with a first worm 4 meshed with the first worm wheel, the center of the first worm 4 is provided with a first connecting shaft 3, the first connecting shaft 3 is connected with a first motor 2 through a coupler, the first motor 2 is arranged inside a shell 37, meanwhile, the first worm 4 is rotatably arranged inside the first shell 37, the first shell 37 axially limits the first worm wheel 5, the outer side of a first shell 37 arranged at the outer side of the first motor 2 is fixed on the left handle 1;
similarly, a second worm 7 meshed with the second worm wheel 36 is arranged on one side of the second worm wheel 36, a second connecting shaft 8 is arranged in the center of the second worm 7, the second connecting shaft 8 is connected with a second motor 9 through a coupler, the second motor 9 is arranged inside a second shell 40, meanwhile, the second worm 7 is rotatably arranged inside the second shell 40, the second shell 40 axially limits the second worm wheel 36, and the outer side of the second shell 40 arranged on the outer side of the second motor 2 is fixed on the right handle 10; a fixed seat 24 is sleeved outside the middle part of the sampling tube 15, four groups of fixing pins 23 are installed on the upper part of the fixed seat 24, and a first supporting plate 13, a second supporting plate 22, a third supporting plate 25 and a fourth supporting plate 26 are respectively hinged on the four groups of fixing pins 23; the first motor 2 and the second motor 9 are both Y160M1-2 motors.
Preferably, the drill rod 17 comprises an upper shaft rod 12 and a lower shaft rod 14, the upper end of the upper shaft rod 12 is provided with a fixed block 6, the surface of the lower shaft rod 14 is provided with an annular propeller 16, the lower end of the upper shaft rod 12 is fixedly provided with a connector 38, the upper end of the lower shaft rod 14 is provided with a groove, the connector 38 is arranged in the groove at the upper end of the lower shaft lever 14, the outer side of the connector 38 is sleeved with a rotatable pressing plate 39, the circular cylindrical pressing plate 39 is sleeved on the T-shaped connector 38, and the end of the connecting head 38 is provided with a limiting plate, the limiting plate is a circular plate and has a radius larger than the inner diameter of the pressing plate 39, the pressing plate 39 is fixed on the lower shaft lever 14 through a bolt, therefore, the lower shaft lever 14 and the upper shaft lever 12 can rotate relatively, when in use, the upper shaft lever 12 pushes the lower shaft lever 14 to move together in the downward movement process, and the propeller 16 arranged on the outer side of the lower shaft lever 14 is stressed to rotate the lower shaft lever 14 so as to enable the lower shaft lever to generate spiral downward movement;
the first support plate 13, the second support plate 22, the third support plate 25 and the fourth support plate 26 form a central symmetrical structure relative to the drill rod 17, the second support plate 22 is provided with a connecting rod 20 through an upper fixing sleeve 18 and a lower fixing sleeve 19, the lower end of the connecting rod 20 is provided with a support foot 21, the first support plate 13, the second support plate 22, the third support plate 25 and the fourth support plate 26 are arranged in the same structure, the first support plate 13, the second support plate 22, the third support plate 25 and the fourth support plate 26 are all movable structures, the turnover angle is set to be 0-degree and 30-degree, namely, the lower shaft rod 14 at the lower part of the drill rod 17 can move relative to the sampling cylinder 15, and the 30-degree support and 0-degree furling states can;
the upper end of the upper shaft rod 12 penetrates through a through hole 35 formed in the middle of the top plate 34, telescopic support columns 27 are arranged at four corners of the top plate 34, an inclined stay bar 33 is arranged between an upper rod body of each telescopic support column 27 and the bottom surface of the top plate 34, two groups of upper fixing pins 32 are arranged on each inclined stay bar 33, a group of lower fixing pins 28 are arranged at the left end and the right end of the sleeve plate 11, a first elastic telescopic rod 30 and a second elastic telescopic rod 31 are hinged between the two groups of lower fixing pins 28 and the upper fixing pins 32 which correspond to each other up and down, and a telescopic spring 29 is sleeved outside each first elastic telescopic rod 30 and each second;
the centers of the first worm wheel 5, the second worm wheel 36, the upper shaft rod 12, the lower shaft rod 14 and the sampling cylinder 15 are all on the same axis, and the left handle 1 and the right handle 10 are arranged in bilateral symmetry about the center line of the sampling cylinder 15;
the central rotating shaft of the first worm wheel 5 and the upper shaft rod 12 form a screw-nut pair through the ratchet wheel which is arranged into a whole, the central rotating shaft of the second worm wheel 36 and the upper shaft rod 12 form a screw-nut pair through the ratchet wheel which is arranged into a whole, and the interference of the driving of the drill rod 17 before and after sampling can be effectively prevented;
the rod body of the upper shaft rod 12 is provided with threads, and is in self-locking connection with the first worm gear 5 and the second worm gear 36, so that the position stability of the drill rod 17 can be effectively ensured, and the drill rod is not influenced by gravity;
the pressure plate 39 is of a one-way ratchet structure, i.e. the lower shaft 14 can rotate relative to the upper shaft 12 under the action of the propeller 16 when the drill rod 17 moves downwards, and can not rotate relative to the upper shaft when the drill rod 17 moves upwards.
As shown in fig. 1-5, the overall structure of the device is shown, in the device, a sampling cylinder 15 is fixedly connected with a left handle 1 and a right handle 10, four groups of fixing pins 23 are arranged in a fixing seat 24 sleeved in the middle of the sampling cylinder, and a first supporting plate 13, a second supporting plate 22, a third supporting plate 25 and a fourth supporting plate 26 are respectively hinged on the four groups of fixing pins 23, so that the sampling cylinder is conveniently turned and unfolded for supporting on the ground, the device is stably installed, the sampling operation is convenient to perform, and meanwhile, the sampling cylinder is also convenient to fold or unfold, and is more convenient and labor-saving;
meanwhile, the left side of the first worm wheel 5 is provided with the first worm 4, the first connecting shaft 3 and the first motor 2, so that the drill rod 17 is driven to drill into a rock part conveniently through the transmission action of the first motor 2, and the right side of the second worm wheel 36 is provided with the second worm 7, the second connecting shaft 8 and the second motor 9, so that the drill rod 17 is driven to move out straightly through the transmission action of the second motor 9, so that the propeller 16 on the lower shaft lever 14 drives a sample, and the use is convenient;
a first elastic telescopic rod 30 and a second elastic telescopic rod 31 are movably connected between the sleeve plate 11 and the inclined stay bar 33, and a group of telescopic springs 29 are sleeved on the first elastic telescopic rod 30 and the second elastic telescopic rod 31 respectively, so that the left handle 1 and the right handle 10 on the left side and the right side are damped and buffered, the sampling tube 15 in the middle is better stabilized, and more stable sampling use is facilitated.
When the deep rock stratum sampling device for engineering exploration is used, after a top plate 34 and a telescopic supporting column 27 are installed, four groups of fixing pins 23 are arranged in a fixed seat 24, a first supporting plate 13, a second supporting plate 22, a third supporting plate 25 and a fourth supporting plate 26 are respectively hinged on the four groups of fixing pins 23, the four groups of supporting plates are turned outwards by 30 degrees before use, so that supporting legs 21 installed at the bottom ends of connecting rods 20 fixed at the lower parts of the first supporting plate 13, the second supporting plate 22, the third supporting plate 25 and the fourth supporting plate 26 are respectively supported on the ground, the device is stably installed, a first connecting shaft 3 is driven by a first motor 2, the first connecting shaft 3 drives a first worm 4 to rotate together, a first worm wheel 5 drives a drill rod 17, the drill rod 17 vertically rotates downwards and moves, and the drill into a deep rock stratum through a propeller 16 on a lower shaft lever 14, after the target position is reached, the second motor 9 is started, the second worm 7 is driven to rotate through the second connecting shaft 8, the second worm wheel 36 drives the drill rod 17 to vertically move upwards, the propeller 16 on the lower shaft rod 14 can drive some soil or rock fragments to enter the sampling cylinder 15, the first worm wheel 5 and the second worm wheel 36 are driven in a ratchet one-way mode, the rotation of the drill rod 17 cannot be transmitted to the first worm wheel 5 or the second worm wheel 36, and therefore sampling can be completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A deep rock stratum sampling device for engineering exploration comprises a first worm wheel (5), a sampling cylinder (15) and a drill rod (17), and is characterized in that the first worm wheel (5) and a second worm wheel (36) are arranged above the sampling cylinder (15), the centers of the first worm wheel (5), the second worm wheel (36) and the sampling cylinder (15) are provided with the rotatable drill rod (17), the left side of the upper part of the sampling cylinder (15) is provided with a left handle (1), the right side of the upper part of the sampling cylinder (15) is provided with a right handle (10), sleeve plates (11) are sleeved on the rear parts of the left handle (1) and the right handle (10), one side of the first worm wheel (5) is provided with a first worm (4) meshed with the first worm wheel, the center of the first worm (4) is provided with a first connecting shaft (3), and the first connecting shaft (3) is connected with a first motor (2) through a coupler, the first motor (2) is arranged in the shell (37), meanwhile, the first worm (4) is rotatably arranged in the first shell (37), the first shell (37) axially limits the first worm wheel (5), and the outer side of the first shell (37) arranged on the outer side of the first motor (2) is fixed on the left handle (1);
a second worm (7) meshed with the second worm wheel (36) is arranged on one side of the second worm wheel (36), a second connecting shaft (8) is arranged in the center of the second worm (7), the second connecting shaft (8) is connected with a second motor (9) through a coupler, the second motor (9) is installed inside a second shell (40), meanwhile, the second worm (7) is rotatably installed inside the second shell (40), the second shell (40) axially limits the second worm wheel (36), and the outer side of the second shell (40) arranged on the outer side of the second motor (2) is fixed on the right handle (10); a fixing seat (24) is sleeved outside the middle part of the sampling tube (15), four groups of fixing pins (23) are installed on the upper part of the fixing seat (24), and a first supporting plate (13), a second supporting plate (22), a third supporting plate (25) and a fourth supporting plate (26) are hinged to the four groups of fixing pins (23) respectively.
2. The deep formation sampling device for engineering exploration according to claim 1, wherein: drilling rod (17) are including last axostylus axostyle (12) and lower axostylus axostyle (14), the top end of going up axostylus axostyle (12) is provided with fixed block (6), down axostylus axostyle (14) surface is equipped with cyclic annular screw (16), it is fixed and is equipped with connector (38) to go up axostylus axostyle (12) lower extreme, axostylus axostyle (14) upper end is equipped with the recess down, and inside the recess of connector (38) installation in axostylus axostyle (14) upper end down, rotatable clamp plate (39) have been put to connector (38) outside cover, clamp plate (39) cover is put on connector (38) of T type, and connector (38) end is equipped with the limiting plate, the limiting plate is the.
3. The deep formation sampling device for engineering exploration according to claim 1, wherein: first backup pad (13), second backup pad (22), third backup pad (25) and fourth backup pad (26) become central symmetry structure about drilling rod (17), connecting rod (20) are installed through fixed cover (18) and lower fixed cover (19) to the passing through of second backup pad (22) the lower extreme of connecting rod (20) is provided with supporting legs (21), simultaneously first backup pad (13), second backup pad (22), third backup pad (25) and fourth backup pad (26) structure set up the same, first backup pad (13), second backup pad (22), third backup pad (25) and fourth backup pad (26) are reversible movable structure, and the rotation angle sets up to 0 and 30, lower sampling cylinder axostylus axostyle (15) motion relatively of drilling rod (17) lower part.
4. The deep formation sampling device for engineering exploration according to claim 1, wherein: the telescopic rod is characterized in that the upper end of the upper shaft rod (12) penetrates through a through hole (35) formed in the middle of the top plate (34), telescopic supporting columns (27) are arranged at four corners of the top plate (34), an inclined supporting rod (33) is arranged between an upper rod body of each telescopic supporting column (27) and the bottom surface of the top plate (34), two groups of upper fixing pins (32) are arranged on each inclined supporting rod (33), a group of lower fixing pins (28) are arranged at the left end and the right end of the sleeve plate (11), a first elastic telescopic rod (30) and a second elastic telescopic rod (31) are hinged between the two groups of lower fixing pins (28) and the upper fixing pins (32) which correspond to each other up and down respectively, and telescopic springs (29) are sleeved outside the first elastic telescopic rod (30) and the.
5. The deep formation sampling device for engineering exploration according to claim 1, wherein: the center of the first worm wheel (5), the center of the second worm wheel (36), the center of the upper shaft rod (12), the center of the lower shaft rod (14) and the center of the sampling cylinder (15) are all on the same axis, and the left handle (1) and the right handle (10) are arranged in a left-right symmetrical mode relative to the center line of the sampling cylinder (15).
6. The deep formation sampling device for engineering exploration according to claim 1, wherein: the central rotating shaft of the first worm wheel (5) and the upper shaft rod (12) form a screw nut pair through a ratchet wheel which is arranged into a whole, and the central rotating shaft of the second worm wheel (36) and the upper shaft rod (12) form the screw nut pair through the ratchet wheel which is arranged into a whole.
7. The deep formation sampling device for engineering exploration according to claim 1, wherein: the rod body of the upper shaft rod (12) is provided with threads and is in self-locking connection with the first worm gear (5) and the second worm gear (36).
8. The deep formation sampling device for engineering exploration according to claim 2, wherein: the pressure plate (39) is of a one-way ratchet structure.
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| CN202011057984.9A CN111999109A (en) | 2020-09-30 | 2020-09-30 | Deep rock stratum sampling device for engineering exploration |
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| CN202011057984.9A CN111999109A (en) | 2020-09-30 | 2020-09-30 | Deep rock stratum sampling device for engineering exploration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116591607A (en) * | 2023-07-17 | 2023-08-15 | 天津城投建筑设计有限公司 | On-site geological investigation drilling device for building design and application method thereof |
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| CN209400264U (en) * | 2019-01-28 | 2019-09-17 | 生态环境部南京环境科学研究所 | A kind of ECOLOGICAL ENVIRONMENTAL MONITORING soil sampling apparatus |
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| CN210533752U (en) * | 2019-08-05 | 2020-05-15 | 杨文学 | Geotechnical engineering reconnaissance broken rock coring device |
| CN211085763U (en) * | 2019-11-22 | 2020-07-24 | 张会领 | Sampling device for rock and soil investigation |
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| CN116591607B (en) * | 2023-07-17 | 2023-09-08 | 天津城投建筑设计有限公司 | On-site geological investigation drilling device for building design and application method thereof |
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