CN113358402B - Be used for engineering geological exploration soil sampling tube convenient to expand - Google Patents
Be used for engineering geological exploration soil sampling tube convenient to expand Download PDFInfo
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- CN113358402B CN113358402B CN202110622378.5A CN202110622378A CN113358402B CN 113358402 B CN113358402 B CN 113358402B CN 202110622378 A CN202110622378 A CN 202110622378A CN 113358402 B CN113358402 B CN 113358402B
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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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- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a soil sampling tube convenient to expand and used for engineering geological exploration, which comprises a barrel body, wherein an opening of the barrel body is arranged downwards, a plurality of scrapers are fixedly connected to the lower side of the barrel body, a central rod is fixedly connected to the inside of the barrel body, a rotating plate is sleeved on the central rod in a rotating mode, a contact groove is formed in the upper side of the barrel body, a connecting rod is arranged in the contact groove and penetrates through the contact groove, the connecting rod is connected with the barrel body through a fixing device, a holding rod is arranged on the upper side of the barrel body, a connecting hole is formed in the upper side of the holding rod and penetrates through the connecting hole, a fixing hole is formed in the connecting rod and is located in the connecting hole, a fixing groove is formed in the inner side wall of the connecting hole, a fixing rod is arranged in the fixing groove, and the fixing rod penetrates through the fixing groove and the fixing hole. The scraper can be correspondingly disassembled between the whole body, is convenient to transport and carry, can protect the scraper to a certain extent, and prolongs the practical service life of the whole body.
Description
Technical Field
The invention relates to the technical field of engineering geological exploration, in particular to a soil sampling tube which is used for engineering geological exploration and convenient to unfold.
Background
The soil sampling tube is simple in structure and mainly comprises a tube body and a rotary holding rod, the tube body and the rotary holding rod are fixed together, however, the soil sampling tube is long in whole and is particularly troublesome to transport and carry, and a scraper part on the tube body is not provided with a protection device, so that the soil sampling tube is easy to mistakenly injure others when not used, and therefore, the soil sampling tube is convenient to unfold for engineering geological exploration.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: the soil sampling tube is long in whole, special trouble is brought to transportation and carrying, a scraper part on the tube body is not provided with a protection device, when the soil sampling tube is not used, other people are easily accidentally injured, and the provided soil sampling tube for engineering geological exploration and convenient to unfold is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
a soil sampling tube convenient to unfold for engineering geological exploration comprises a barrel body, wherein an opening of the barrel body is arranged downwards, a plurality of scrapers are fixedly connected to the lower side of the barrel body, a central rod is fixedly connected to the inside of the barrel body, a rotating plate is sleeved on the central rod in a rotating mode, a contact groove is formed in the upper side of the barrel body, a connecting rod is arranged in the contact groove and penetrates through the contact groove, the connecting rod is connected with the barrel body through a fixing device, a holding rod is arranged on the upper side of the barrel body, a connecting hole is formed in the upper side of the holding rod and penetrates through the connecting hole, a fixing hole is formed in the connecting rod and is located in the connecting hole, a fixing groove is formed in the inner side wall of the connecting hole, a fixing rod is arranged in the fixing groove and penetrates through the fixing groove and the fixing hole, a first spring is fixedly connected to the fixing rod in the fixing groove, the utility model discloses a spring, including spring I, holding rod, control hole and fixed slot, the opposite side and the fixed slot fixed connection of spring I set up, the holding rod upside is equipped with the control hole, control hole and fixed slot communicate with each other and set up, be equipped with the control lever in the control hole, the control lever runs through in control hole and fixed link fixed connection setting, barrel downside cover is equipped with the safety cover, the safety cover passes through connecting device and barrel connection setting, be equipped with the stabilising arrangement of rotor plate in the barrel.
Preferably, fixing device includes two card holes that set up in contact slot inside wall symmetry, two the downthehole fixture block that is equipped with of card, the fixture block runs through in the setting of card hole, two the downthehole symmetry of card is equipped with two spouts, two sliding connection is equipped with the slide bar in the spout, the slide bar runs through in spout and fixture block fixed connection setting, the slide bar is located spout sliding connection and is equipped with spring two, spring two's opposite side and spout fixed connection setting, the connecting rod is located the contact slot symmetry and is equipped with two draw-in grooves, two draw-in groove and fixture block match and correspond the setting.
Preferably, connecting device includes two recesses that outside symmetry set up under the barrel, the inboard symmetry of safety cover is equipped with two control tanks, two be equipped with the connection ball in the control tank, the connection ball runs through in the control tank setting, it corresponds the setting to connect ball and recess matching, the connection ball is equipped with spring four for fixed connection in the control tank, spring four's opposite side and control tank fixed connection set up.
Preferably, stabilising arrangement includes the horizontal pole that sets up in the barrel, horizontal pole and central rod mutually perpendicular set up, just the horizontal pole is located the upside setting of well core rod, the upside fixed connection of horizontal pole is equipped with the montant, the montant runs through in the barrel setting, the montant is located contact inslot fixed connection and is equipped with magnet.
Preferably, the connecting rod downside is equipped with the spread groove, the spread groove internal rotation is connected and is equipped with the regulation and control pole, the regulation and control pole runs through in the spread groove setting, the regulation and control pole is located fixed cover in the spread groove and is equipped with gear one, be equipped with rack one in the spread groove, rack one and gear one mesh are connected and are set up, a rack downside fixed connection is equipped with the iron plate, iron plate and magnet match and correspond the setting, the spread groove inside wall is equipped with the deep trouth, deep trouth internal sliding connection is equipped with the slider, the slider runs through in a deep trouth and a rack fixed connection setting.
Preferably, the outer side wall of the connecting rod is provided with a limiting groove, the regulating rod penetrates through the limiting groove, the regulating rod is located in the limiting groove, a second gear is fixedly sleeved in the limiting groove, a moving groove is formed in the upper side wall of the limiting groove, a moving block is arranged in the moving groove, the moving block penetrates through the moving groove, a third spring is fixedly connected and arranged in the moving groove, the other side of the third spring is fixedly connected and arranged with the moving groove, the moving block is located in the limiting groove, a second rack is fixedly connected and arranged, and the second rack is meshed and arranged with the second gear.
Compared with the prior art, the invention has the beneficial effects that: through the barrel, the assembled combination of connecting rod and holding rod, the convenience is to the holistic carrying and transportation of device, connect between barrel and the connecting rod through special fixing device, rethread dead lever and fixed orifices cooperation, connect between holding rod and the connecting rod, through the rotor plate that sets up in the barrel, can reduce the loss of soil in the barrel, through special stabilising arrangement, confirm the position of rotor plate, and then reduce the loss of soil in the barrel more, the inside gear that sets up of rethread connecting rod and the cooperation that the rack passes through magnet and iron plate, make the horizontal pole downstream, accomplish the definite work of rotor plate position, the bulk operation is simple, therefore, the clothes hanger is strong in practicability.
Drawings
FIG. 1 is a schematic structural diagram of a soil sampling tube for engineering geological exploration which is easy to deploy according to the present invention;
FIG. 2 is a partial left side sectional view of a barrel in a soil sampling tube for facilitating deployment for engineering geological exploration in accordance with the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged view of a structure at B in fig. 1.
In the figure: the device comprises a cylinder body 1, a connecting rod 2, a holding rod 3, a connecting hole 4, a fixing hole 5, a fixing groove 6, a fixing rod 7, a first spring 8, a control hole 9, a control rod 10, a connecting groove 11, a contact groove 12, a vertical rod 13, a transverse rod 14, a rotating plate 15, a central rod 16, a protective cover 17, a scraper 18, a clamping hole 19, a clamping block 20, a sliding rod 21, a sliding groove 22, a second spring 23, a clamping groove 24, a magnet 25, an iron block 26, an adjusting rod 27, a first gear 28, a first rack 29, a deep groove 30, a sliding block 31, a limiting groove 32, a second gear 33, a second rack 34, a moving groove 35, a moving block 36, a third spring 37, a control groove 38, a connecting ball 39, a fourth spring 40 and a groove 41.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-4, a soil sampling tube for engineering geological exploration and convenient to unfold comprises a barrel 1, wherein the opening of the barrel 1 is arranged downwards, a plurality of scrapers 18 are fixedly connected with the lower side of the barrel 1, a central rod 16 is fixedly connected with the inside of the barrel 1, a rotating plate 15 is rotatably sleeved on the central rod 16, a contact groove 12 is arranged on the upper side of the barrel 1, a connecting rod 2 is arranged in the contact groove 12, the connecting rod 2 is arranged to penetrate through the contact groove 12, the connecting rod 2 is connected with the barrel 1 through a fixing device, the fixing device comprises two clamping holes 19 symmetrically arranged on the inner side wall of the contact groove 12, clamping blocks 20 are arranged in the two clamping holes 19, the clamping blocks 20 are arranged to penetrate through the clamping holes 19, two sliding grooves 22 are symmetrically arranged in the two clamping holes 19, a sliding rod 21 is arranged in the two sliding grooves 22 in a sliding connection manner, the sliding rod 21 penetrates through the sliding grooves 22 and is fixedly connected with the clamping blocks 20, the sliding rod 21 is arranged in the sliding grooves 22 and is provided with a second spring 23, the other side of the second spring 23 is fixedly connected with the sliding groove 22, the connecting rod 2 is positioned in the contact groove 12 and symmetrically provided with two clamping grooves 24, the two clamping grooves 24 are matched and correspondingly arranged with the clamping blocks 20, the upper side of the barrel body 1 is provided with the holding rod 3, the upper side of the holding rod 3 is provided with the connecting hole 4, the connecting rod 2 is arranged by penetrating through the connecting hole 4 and is provided with the fixing hole 5, the inner side wall of the connecting hole 4 is provided with the fixing groove 6, the fixing rod 6 is internally provided with the fixing rod 7, the fixing rod 7 is arranged by penetrating through the fixing groove 6 and is fixedly connected with the first spring 8, the other side of the first spring 8 is fixedly connected with the fixing groove 6, the upper side of the holding rod 3 is provided with the control hole 9, the control hole 9 is communicated with the fixing groove 6, the control rod 10 is arranged in the control hole 9, and the fixing rod 7 are fixedly connected with the control rod 10, the protective cover 17 is sleeved on the lower side of the barrel 1, the protective cover 17 is connected with the barrel 1 through a connecting device, the connecting device comprises two grooves 41 symmetrically arranged on the outer side of the lower portion of the barrel 1, two control grooves 38 are symmetrically arranged on the inner side of the protective cover 17, connecting balls 39 are arranged in the two control grooves 38 and penetrate through the control grooves 38, the connecting balls 39 and the grooves 41 are correspondingly matched, the connecting balls 39 are fixedly connected with spring four 40 in the control grooves 38, the other side of the spring four 40 is fixedly connected with the control grooves 38, a stabilizing device of a rotating plate 15 is arranged in the barrel 1, the stabilizing device comprises a cross rod 14 arranged in the barrel 1, the cross rod 14 and a central rod 16 are mutually perpendicular, the cross rod 14 is arranged on the upper side of the central rod 16, a vertical rod 13 is fixedly connected with the upper side of the cross rod 14, the vertical rod 13 penetrates through the barrel 1, the vertical rod 13 is arranged in a contact groove 12 and is fixedly connected with a magnet, the lower side of the connecting rod 2 is provided with a connecting groove 11, a regulating and controlling rod 27 is rotationally connected and arranged in the connecting groove 11, the regulating and controlling rod 27 is arranged in the connecting groove 11 in a penetrating way, a first gear 28 is fixedly sleeved in the regulating and controlling rod 27 in the connecting groove 11, a first rack 29 is arranged in the connecting groove 11, the first rack 29 is meshed with the first gear 28 and is fixedly connected with a second gear 33, the first gear 26 is fixedly connected with the lower side of the first rack 29, the first iron 26 is correspondingly matched with a magnet 25, a deep groove 30 is arranged on the inner side wall of the connecting groove 11, a sliding block 31 is arranged in the deep groove 30 in a sliding connection way, the sliding block 31 penetrates through the deep groove 30 and is fixedly connected with the first rack 29, the first gear 28 is controlled to rotate by the regulating and controlling the first rack 29 to move by the first gear 28, the magnet 25 is matched with the first iron 26 to complete the control work of moving the cross rod 14, the outer side wall of the connecting rod 2 is provided with a limiting groove 32, the regulating and controlling rod 27 is arranged in the limiting groove 32, the upper side wall is equipped with shifting chute 35 in the spacing groove 32, be equipped with movable block 36 in the shifting chute 35, movable block 36 runs through in the setting of shifting chute 35, and movable block 36 is located fixed connection and is equipped with spring three 37 in the shifting chute 35, the opposite side and the shifting chute 35 fixed connection setting of spring three 37, movable block 36 is located fixed connection and is equipped with rack two 34 in the spacing groove 32, rack two 34 and the meshing of gear two 33 are connected and are set up, utilize rack two 34 and the cooperation of gear two 33, accomplish the fixed work to regulating lever 27, and then accomplish the fixed work to regulating lever 27.
In the invention, when soil sampling is needed, the fixture block 20 is moved in a direction away from the connecting rod 2, the fixture block 20 drives the fixedly connected slide rod 21 to move in a direction away from the other side, the slide rod 21 compresses the fixedly connected second spring 23 until the fixture block 20 moves out of the contact groove 12, the connecting rod 2 is inserted into the contact groove 12 to enable the positions of the clamping groove 24 and the fixture block 20 to correspond, the fixture block 20 is loosened, the slide rod 21 moves in a direction close to the other side under the action of the second spring 23, the slide rod 21 drives the fixedly connected fixture block 20 to move in a direction close to the other side, finally the fixture block 20 enters the clamping groove 24, the second rack 34 is moved upwards to disconnect the second rack 34 and the second gear 33, the second rack 34 drives the fixedly connected moving block 36 to move upwards, the moving block 36 compresses the fixedly connected third spring 37, the adjusting rod 27 is rotated anticlockwise, the adjusting rod 27 drives the fixedly connected first gear 28 to rotate anticlockwise, the first gear 28 drives the first rack 29 to move downwards, the first rack 29 drives the iron block 26 to move downwards until the iron block 26 and the magnet 25 are in mutual attraction contact, the adjusting and controlling rod 27 is rotated clockwise, the adjusting and controlling rod 27 drives the iron block 26 to move upwards through the first gear 28 and the first rack 29, the iron block 26 drives the vertical rod 13 to move upwards through the magnet 25, the vertical rod 13 drives the transverse rod 14 to move upwards until the transverse rod 14 moves to the bottom of the barrel body 1, the second rack 34 is released, the movable block 36 and the second rack 34 move downwards under the action of the third spring 37, the second rack 34 is meshed with the second gear 33, the second gear 33 and the adjusting and controlling rod 27 are fixed, the control rod 10 moves rightwards, the control rod 10 drives the fixedly connected fixing rod 7 to move rightwards, the fixing rod 7 compresses the fixedly connected first spring 8 until the fixing rod 7 completely enters the fixing groove 6, and the connecting rod 2 is inserted into the connecting hole 4, the control rod 10 is loosened, the fixed rod 7 moves leftwards under the action of the first spring 8 and enters the fixed hole 5 to complete the connection work between the holding rod 3 and the connecting rod 2, the fixed cover moves downwards to enable the connecting ball 39 to move out of the groove 41, the protective cover 17 is further detached from the barrel 1, and the soil collection work is started, which is the prior art and is not repeated, after the collection work is finished, the second rack 34 moves upwards to disconnect the second rack 34 and the second gear 33, the second rack 34 drives the fixedly connected moving block 36 to move upwards, the moving block 36 compresses the fixedly connected third spring 37, the adjusting and controlling rod 27 rotates anticlockwise, the adjusting and controlling rod 27 drives the fixedly connected first gear 28 to rotate anticlockwise, the first gear 28 drives the first rack 29 to move downwards, the cross rod 14 further moves downwards, and when the cross rod 14 is contacted with the rotating plate 15, the cross rod 14 drives the rotating plate 15 to rotate, and the cylinder body 1 is closed, and the rotating plate 15 and the cross rod 14 are in complete contact, so that the collection work is finished.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (2)
1. A soil sampling tube convenient to unfold for engineering geological exploration comprises a tube body (1), wherein an opening of the tube body (1) is arranged downwards, and is characterized in that a plurality of scrapers (18) are fixedly connected to the lower side of the tube body (1), a central rod (16) is fixedly connected in the tube body (1), a rotating plate (15) is sleeved on the central rod (16) in a rotating mode, a contact groove (12) is formed in the upper side of the tube body (1), a connecting rod (2) is arranged in the contact groove (12), the connecting rod (2) penetrates through the contact groove (12), the connecting rod (2) is connected with the tube body (1) through a fixing device, a holding rod (3) is arranged on the upper side of the tube body (1), a connecting hole (4) is formed in the upper side of the holding rod (3), the connecting rod (2) penetrates through the connecting hole (4), a fixing hole (5) is formed in the connecting rod (2), a fixing groove (6) is arranged on the inner side wall of the connecting hole (4), a fixing rod (7) is arranged in the fixing groove (6), the fixing rod (7) penetrates through the fixing groove (6) and the fixing hole (5), a first spring (8) is fixedly connected and arranged in the fixed groove (6) of the fixed rod (7), the other side of the first spring (8) is fixedly connected with the fixed groove (6), the upper side of the holding rod (3) is provided with a control hole (9), the control hole (9) is communicated with the fixed groove (6), a control rod (10) is arranged in the control hole (9), the control rod (10) penetrates through the control hole (9) and is fixedly connected with the fixed rod (7), a protective cover (17) is sleeved on the lower side of the cylinder body (1), the protective cover (17) is connected with the cylinder body (1) through a connecting device, and a stabilizing device of a rotating plate (15) is arranged in the cylinder body (1);
the fixing device comprises two clamping holes (19) symmetrically formed in the inner side wall of a contact groove (12), clamping blocks (20) are arranged in the two clamping holes (19), the clamping blocks (20) penetrate through the clamping holes (19), two sliding grooves (22) are symmetrically formed in the two clamping holes (19), sliding rods (21) are arranged in the two sliding grooves (22) in a sliding connection mode, the sliding rods (21) penetrate through the sliding grooves (22) and the clamping blocks (20) in a fixed connection mode, the sliding rods (21) are located in the sliding grooves (22) and are provided with springs (23) in a sliding connection mode, the other sides of the springs (23) are fixedly connected with the sliding grooves (22), the connecting rods (2) are located in the contact groove (12) and are symmetrically provided with two clamping grooves (24), and the two clamping grooves (24) and the clamping blocks (20) are correspondingly arranged in a matched mode;
the connecting device comprises two grooves (41) symmetrically arranged on the lower outer side of the barrel body (1), two control grooves (38) are symmetrically arranged on the inner side of the protective cover (17), connecting balls (39) are arranged in the two control grooves (38), the connecting balls (39) penetrate through the control grooves (38), the connecting balls (39) and the grooves (41) are correspondingly arranged in a matched mode, a spring IV (40) is fixedly connected in the control grooves (38) through the connecting balls (39), and the other side of the spring IV (40) is fixedly connected with the control grooves (38);
the stabilizing device comprises a cross rod (14) arranged in the barrel body (1), the cross rod (14) and a central rod (16) are arranged in a mutually perpendicular mode, the cross rod (14) is arranged on the upper side of the central rod (16), a vertical rod (13) is fixedly connected to the upper side of the cross rod (14), the vertical rod (13) penetrates through the barrel body (1), and a magnet (25) is fixedly connected to the vertical rod (13) in a contact groove (12);
the connecting rod is characterized in that a connecting groove (11) is formed in the lower side of the connecting rod (2), a regulating and controlling rod (27) is arranged in the connecting groove (11) in a rotating connection mode, the regulating and controlling rod (27) penetrates through the connecting groove (11) and is arranged in the connecting groove (11), a first gear (28) is fixedly sleeved in the regulating and controlling rod (27) and is arranged in the connecting groove (11), a first rack (29) is arranged in the connecting groove (11), the first rack (29) and the first gear (28) are meshed and connected, an iron block (26) is fixedly connected to the lower side of the first rack (29), the iron block (26) and a magnet (25) are correspondingly arranged in a matching mode, a deep groove (30) is formed in the inner side wall of the connecting groove (11), a sliding block (31) is arranged in the deep groove (30) in a sliding connection mode, and the sliding block (31) penetrates through the deep groove (30) and the first rack (29) in a fixed connection mode;
the first gear (28) drives the first rack (29) to move downwards, so that the cross rod (14) moves downwards, and when the cross rod (14) is contacted with the rotating plate (15), the cross rod (14) drives the rotating plate (15) to rotate.
2. A soil sampling tube for engineering geological exploration easy to deploy as claimed in claim 1, it is characterized in that the outer side wall of the connecting rod (2) is provided with a limit groove (32), the regulating and controlling rod (27) penetrates through the limit groove (32), a second gear (33) is fixedly sleeved on the adjusting and controlling rod (27) in the limiting groove (32), a moving groove (35) is arranged on the inner upper side wall of the limiting groove (32), a moving block (36) is arranged in the moving groove (35), the moving block (36) penetrates through the moving groove (35), and the moving block (36) is positioned in the moving groove (35) and is fixedly connected with a third spring (37), the other side of the spring III (37) is fixedly connected with the moving groove (35), the moving block (36) is positioned in the limiting groove (32) and is fixedly connected with a second rack (34), and the second rack (34) is meshed with the second gear (33) in a connecting mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622378.5A CN113358402B (en) | 2021-06-04 | 2021-06-04 | Be used for engineering geological exploration soil sampling tube convenient to expand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110622378.5A CN113358402B (en) | 2021-06-04 | 2021-06-04 | Be used for engineering geological exploration soil sampling tube convenient to expand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113358402A CN113358402A (en) | 2021-09-07 |
| CN113358402B true CN113358402B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110622378.5A Active CN113358402B (en) | 2021-06-04 | 2021-06-04 | Be used for engineering geological exploration soil sampling tube convenient to expand |
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| CN (1) | CN113358402B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114184425B (en) * | 2022-02-15 | 2022-04-29 | 山东省地质矿产勘查开发局第四地质大队(山东省第四地质矿产勘查院) | Geological sampler with depth-fixing circumferential rotary taking function |
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| CN213068282U (en) * | 2020-09-28 | 2021-04-27 | 厦门市科龙德环境工程有限公司 | Multifunctional soil sampling and soil sampling drill |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211544420U (en) * | 2019-09-06 | 2020-09-22 | 苏州煜水生物科技有限公司 | Soil storage device for geological exploration |
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