CN109506976B - Engineering geology reconnaissance is with soil sample collection system - Google Patents

Engineering geology reconnaissance is with soil sample collection system Download PDF

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Publication number
CN109506976B
CN109506976B CN201811486171.4A CN201811486171A CN109506976B CN 109506976 B CN109506976 B CN 109506976B CN 201811486171 A CN201811486171 A CN 201811486171A CN 109506976 B CN109506976 B CN 109506976B
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China
Prior art keywords
rod
sampling
plate
seat
rotating
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CN201811486171.4A
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CN109506976A (en
Inventor
樊振广
陈国辉
胡立
吴景平
张洪深
陈邦学
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Shaanxi Geological Exploration Institute Of Geology And Mine Bureau
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Shaanxi Geological Exploration Institute Of Geology And Mine Bureau
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N1/08Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit

Abstract

The invention discloses a soil sample collecting device for engineering geological investigation, which mainly comprises a weight plate, a guide rod plate, an assembling plate, a driving device, an extension rod, a sampling rod, a drill bit and a through bolt, wherein an anti-skid plate is fixedly arranged on the rear side of the top end of the weight plate, and a lower rotary seat is fixedly arranged on the top end of the assembling plate; the guide rod plate is characterized in that an upper connecting seat matched with the lower rotating seat is fixedly installed at the bottom end of the guide rod plate, a bolt is inserted between the lower rotating seat and the upper connecting seat, a bayonet lock is inserted at the end part of the bolt, a connecting rod seat is fixedly installed at the edge of the guide rod plate, and a connecting rod is rotatably installed at the end part of the connecting rod seat. The exploration sampler has reasonable structural design, is stable in structure, is not easy to deviate in sampling, avoids equipment damage, can sample different soil qualities, can ensure the sampling effect, can be matched with the drill rod configuration independently, can complete multilayer sampling by punching once when samples at different depths are required to be collected, is connected in an assembly manner, can be scattered and carried, and is flexible to use.

Description

Engineering geology reconnaissance is with soil sample collection system
Technical Field
The invention relates to a sampling device, in particular to a soil sample collecting device for engineering geological exploration.
Background
Civil engineering is a general term for the scientific and technological process of building various engineering facilities. It refers to both the applied materials, equipment and the technical activities of surveying, designing, constructing, maintaining, repairing, etc. and the objects of engineering construction, engineering exploration is an important part of civil engineering, and the technical means for finding out the basic characteristics and spatial distribution of the subsurface soil, groundwater and adverse geological effects. Sampling is to adopt soil samples which can meet various specific quality requirements by utilizing certain technical means in the field exploration process.
Traditional exploration sampler simple structure can only take a sample to soft soil texture, and when soil texture was comparatively hard, the sample effect was poor, unable autonomic extension, and the flexibility is poor, and when the sample of the different degree of depth was gathered in needs, when the different deep samples of special needs, equipment sampling process was long, and the integration sets up the transport assembly difficulty, and poor stability, easily takes place the skew in the sample, causes damage equipment.
Therefore, the technical personnel in the field provide a soil sample collecting device for engineering geological exploration, so as to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide a soil sample collecting device for engineering geological exploration, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a soil sample collecting device for engineering geological investigation mainly comprises a weight plate, a guide rod plate, an assembling plate, a driving device, an extension rod, a sampling rod, a drill bit and a through bolt, wherein an anti-skid plate is fixedly installed on the rear side of the top end of the weight plate, and a lower rotary seat is fixedly installed on the top end of the weight plate; the bottom end of the guide rod plate is fixedly provided with an upper connecting seat matched with the lower connecting seat, a bolt is inserted between the lower rotating seat and the upper connecting seat, the end part of the bolt is inserted with a bayonet lock, the edge of the assembling plate is fixedly provided with a connecting rod seat, the end part of the connecting rod seat is rotatably provided with a connecting rod, the upper end of the connecting rod is fixedly provided with a clamping column, and the top end of the guide rod plate is fixedly provided with a guide rod; a guide sleeve matched with the guide rod is fixedly arranged at the edge of the assembling plate, the guide sleeve is connected with the guide rod in a sliding manner, and a driving device is arranged between the assembling plate and the connecting rod; the drill bit, the extension rod, the sampling rod and the driving device are all connected in an assembling mode, and the drill bit, the extension rod, the sampling rod and the driving device are connected in series through the through bolts.
As a further scheme of the invention: the driving device mainly comprises an outer frame, a motor, a rotating sleeve and a handle, wherein the upper part of the outer side of the outer frame is fixedly provided with symmetrically arranged handles, the outer side of each handle is sleeved with a rubber sleeve, the middle part of the outer side of the outer frame is fixedly provided with symmetrically arranged clamping seats, the shapes of the clamping seats are matched with the shapes of the clamping columns, the upper part of the inner side of the outer frame is provided with a motor, the lower part of the inner side of the outer frame is fixedly provided with a limit sleeve, the middle part of the limit sleeve is rotatably provided with a rotating sleeve, the upper part of the outer side of the rotating sleeve is fixedly provided with a limit flange, the inner part of the limit sleeve is provided with a groove matched with the limit flange, a motor shaft of the motor is connected with the rotating sleeve through a coupler, the lower portion of the rotating sleeve is provided with a slot, the side wall of the lower portion of the rotating sleeve, which is located at the slot, is provided with a second threading hole matched with the through bolt, the bottom end of the outer frame is fixedly provided with a spring, and the bottom end of the spring is fixedly provided with a wear-resisting ring.
As a still further scheme of the invention: the extension rod mainly comprises an extension rod shell and a plug, a slot is formed in the lower portion of the extension rod shell, a second wire penetrating hole is formed in the side wall, located at the slot, of the lower portion of the extension rod shell, the plug is fixedly mounted at the top end of the extension rod shell, and a first wire penetrating hole is formed in the middle of the plug.
As a still further scheme of the invention: the sampling rod mainly comprises a sampling rod shell, a hydraulic cylinder and a rotating plate, wherein a slot is formed in the lower part of the sampling rod shell, a second wire penetrating hole matched with a through bolt is formed in the side wall of the lower part of the sampling rod shell, the top end of the sampling rod shell is fixedly provided with a plug, a first wire penetrating hole is formed in the middle of the plug, a driving bin is arranged on the upper portion of the inner side of the sampling rod shell, a sealing cover matched with the driving bin is arranged on the upper portion of the right side of the sampling rod shell, the upper portion of the inner side of the sampling rod shell is rotatably arranged in the driving bin, a wireless communication power supply module is arranged on the upper portion of the inner side of the sampling rod shell, a sampling bin is arranged in the middle of the sampling rod shell, the rotating plate is rotatably arranged on the sampling bin, a first rotating rod is fixedly arranged on the inner wall of the, the improved sampling device is characterized in that a second rotating rod matched with the first rotating rod is fixedly mounted on the upper portion of the left side of the rotating plate, a first oscillating rod symmetrically arranged at the edge of the first rotating rod is rotatably mounted, a second oscillating rod symmetrically arranged at the edge of the second rotating rod is rotatably mounted at the edge of the first oscillating rod, a middle rod is rotatably mounted between the end portion of the first oscillating rod and the end portion of the second oscillating rod and is rotatably connected with the bottom end of the hydraulic cylinder, and a movable opening matched with the hydraulic cylinder is formed in the middle of the sampling rod shell.
As a still further scheme of the invention: the drill bit mainly comprises a conical head and a plug, a soil breaking rib is fixedly mounted on the outer wall of the lower portion of the conical head, the plug is fixedly mounted at the top end of the conical head, and a first wire penetrating hole is formed in the middle of the plug.
As a still further scheme of the invention: the plug size of drill bit, sample rod and extension rod top fixed mounting is the same completely, the slot size that commentaries on classics cover, sample rod and extension rod bottom were seted up is the same completely.
As a still further scheme of the invention: the wireless communication power supply module is electrically connected with the hydraulic cylinder, the motor is electrically connected with an external power supply and external control equipment, the wireless communication power supply module is a battery pack with the wireless communication module, and the wireless communication module is JB35GD in model.
Compared with the prior art, the invention has the beneficial effects that:
the exploration sampler has reasonable structural design, is stable in structure, is not easy to deviate in sampling, avoids equipment damage, can sample different soil qualities, can ensure the sampling effect, can be matched with the drill rod configuration independently, can complete multilayer sampling by punching once when samples at different depths are required to be collected, is connected in an assembly manner, can be scattered and carried, and is flexible to use.
Drawings
FIG. 1 is a schematic structural diagram of an assembled state of a soil sample collecting device for engineering geological exploration.
Fig. 2 is a schematic structural diagram at a in fig. 1.
Fig. 3 is a schematic structural diagram at B in fig. 1.
Fig. 4 is a schematic structural diagram of a driving device in the soil sampling device for engineering geological exploration.
FIG. 5 is a schematic structural diagram of a top view angle of a driving device, an assembling plate and connecting components thereof in the soil sample collecting device for engineering geological exploration.
FIG. 6 is a schematic structural diagram of a top view angle of a weight plate in the soil sample collection device for engineering geological exploration.
FIG. 7 is a schematic structural diagram of an extension rod of the soil sampling device for engineering geological exploration.
FIG. 8 is a schematic structural diagram of a sampling rod of the soil sampling device for engineering geological exploration.
Fig. 9 is a schematic structural diagram of a drill bit in the soil sampling device for engineering geological exploration.
FIG. 10 is a top view of the interior of a sampling rod of the soil sampling device for engineering geological exploration.
In the figure: the device comprises a weight plate 1, an upper connecting seat 2, a guide rod plate 3, an assembling plate 4, a connecting rod 5, a handle 6, a guide rod 7, an outer frame 8, a clamping seat 9, a connecting rod seat 10, a rotating sleeve 11, a bolt 12, a lower rotating seat 13, a sampling rod 14, a conical head 15, a rotating plate 16, a plug 17, an extension rod 18, a slot 19, a hydraulic cylinder 20, a first swinging rod 21, a first rotating rod 22, a second rotating rod 23, a second swinging rod 24, a movable port 25, an anti-skid plate 26, a soil breaking rib 27, a middle rod 28, a wear-resisting ring 29, a spring 30, a limiting sleeve 31, a limiting flange 32, a motor 33, a clamping pin 34, a guide sleeve 35, an inspection plate 36, a clamping column 37, a through bolt 38, a first wire penetrating hole 39, a second wire penetrating hole 40, a wireless communication power supply module 41, a sealing cover 42, a sampling rod.
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.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, in an embodiment of the present invention, a soil sample collecting device for engineering geological exploration mainly includes a weight plate 1, a guide rod plate 3, an assembling plate 4, a driving device, an extension rod 18, a sampling rod 14, a drill bit, and a through bolt 38, wherein an anti-slip plate 26 is fixedly installed on the rear side of the top end of the weight plate 1, and a lower rotary base 13 is fixedly installed on the top end of the weight plate 1; the bottom end of the guide rod plate 3 is fixedly provided with an upper connecting seat 2 matched with a lower connecting seat 13, a bolt 12 is inserted between the lower rotating seat 13 and the upper connecting seat 2, the end part of the bolt 12 is inserted with a clamping pin 34, the edge of the assembly plate 4 is fixedly provided with a connecting rod seat 10, the end part of the connecting rod seat 10 is rotatably provided with a connecting rod 5, the upper end of the connecting rod 5 is fixedly provided with a clamping column 37, and the top end of the guide rod plate 3 is fixedly provided with a guide rod 7; a guide sleeve 35 matched with the guide rod 7 is fixedly arranged at the edge of the assembly plate 4, the guide sleeve 35 is connected with the guide rod 7 in a sliding manner, and a driving device is arranged between the assembly plate 4 and the connecting rod 5; the drill bit, the extension rod 18, the sampling rod 14 and the driving device are all connected in an assembling manner, and the drill bit, the extension rod 18, the sampling rod 14 and the driving device are connected in series through a through bolt 38.
The driving device mainly comprises an outer frame 8, a motor 33, a rotating sleeve 11 and a handle 6, wherein the handles 6 which are symmetrically arranged are fixedly installed at the upper part of the outer side of the outer frame 8, a rubber sleeve is sleeved at the outer side of the handle 6, symmetrically arranged clamping seats 9 are fixedly installed at the middle part of the outer side of the outer frame 8, the shapes of the clamping seats 9 are matched with those of clamping columns 37, the motor 33 is installed at the upper part of the inner side of the outer frame 8, a limiting sleeve 31 is fixedly installed at the lower part of the inner side of the outer frame 8, the rotating sleeve 11 is rotatably installed at the middle part of the limiting sleeve 31, a limiting flange 32 is fixedly installed at the upper part of the outer side of the rotating sleeve 11, a groove matched with the limiting flange 32 is formed in the limiting sleeve 31, a motor shaft of the motor 33 is connected with the rotating sleeve 11 through a coupler, a slot, the bottom end of the outer frame 8 is fixedly provided with a spring 30, and the bottom end of the spring 30 is fixedly provided with a wear-resisting ring 29.
The extension rod 18 mainly comprises an extension rod shell 44 and a plug 17, a slot 19 is formed in the lower portion of the extension rod shell 44, a second wire threading hole 40 is formed in the side wall, located at the slot 19, in the lower portion of the extension rod shell 44, the plug 17 is fixedly mounted at the top end of the extension rod shell 44, and a first wire threading hole 39 is formed in the middle of the plug 17.
The sampling rod 14 mainly comprises a sampling rod shell 43, a hydraulic cylinder 20 and a rotating plate 16, wherein a slot 19 is formed in the lower part of the sampling rod shell 43, a second wire penetrating hole 40 matched with a through bolt 38 is formed in the side wall of the lower part of the sampling rod shell 43, a plug 17 is fixedly mounted at the top end of the sampling rod shell 43, a first wire penetrating hole 39 is formed in the middle of the plug 17, a driving bin is arranged at the upper part of the inner side of the sampling rod shell 43, a sealing cover 42 matched with the driving bin is mounted at the upper part of the right side of the sampling rod shell 43, the hydraulic cylinder 20 is rotatably mounted in the driving bin at the upper part of the inner side of the sampling rod shell 43, a wireless communication power supply module 41 is mounted at the side wall of the driving bin at the upper part of the inner side of the sampling rod shell 43, a sampling bin is arranged at the middle part of the right side of the sampling rod shell 43, a rotating plate 16 is rotatably mounted at the sampling bin, the upper portion fixed mounting in the left side of rotor 16 has with first bull stick 22 complex second bull stick 23, first bull stick 22 edge rotates installs the first pendulum rod 21 that the symmetry set up, second bull stick 23 edge rotates installs the second pendulum rod 24 that the symmetry set up, rotate between first pendulum rod 21 tip and the 24 tip of second pendulum rod and install king-rod 28, king-rod 28 rotates with pneumatic cylinder 20 bottom and is connected, sample pole shell 43 middle part seted up with pneumatic cylinder 20 complex movable port 25.
The drill bit mainly comprises a conical head 15 and a plug 17, a ground breaking rib 27 is fixedly mounted on the outer wall of the lower portion of the conical head 15, the plug 17 is fixedly mounted at the top end of the conical head 15, and a first wire penetrating hole 39 is formed in the middle of the plug 17.
The size of the drill bit, the size of the plug 17 fixedly installed at the top ends of the sampling rod 14 and the size of the plug 17 fixedly installed at the top end of the extension rod 18 are the same, and the size of the slot 19 formed at the bottom ends of the rotating sleeve 11, the sampling rod 14 and the extension rod 18 is the same.
The wireless communication power supply module 41 is electrically connected with the hydraulic cylinder 20, the motor 33 is electrically connected with an external power supply and external control equipment, the wireless communication power supply module 41 is a battery pack with a wireless communication module, and the wireless communication module is JB35GD in model number.
The working principle of the invention is as follows:
the invention relates to a soil sample collecting device for engineering geological investigation, which is arranged in a split manner, when in use, an assembly plate 1 is placed at a sampling position, an upper connecting seat 2 at the lower end of a guide rod plate 3 is inserted into a lower rotating seat 13 at the top end of the assembly plate 1, then the upper connecting seat 2 and the lower rotating seat 13 are connected through a pin 12, a bayonet pin 34 is inserted into the bayonet pin 12 to prevent the upper connecting seat from falling off, then a driving device is pressed at the top end of the assembly plate 4 to press down to deform a spring 30, then a clamping column 37 is clamped in a clamping seat 9, a hand-releasing spring 30 is reset, the driving device is pressed upwards to assemble a plurality of sampling rods 14, samples of different soil layers can be taken out through one-time punching, the distance between the samples and the ground clearance depth can be completed by assembling different numbers of extension rods 18 between two sampling rods 14, after the sampling depth and the number are predetermined, a drill bit, the sampling rods 14 and the extension rods 18 are assembled, the drill bit, the extension rod 18, the sampling rod 14 and the driving device are fixed in series through a through bolt 38, then the drill bit is pressed downwards through the application of force of the handle 6, after the drill bit reaches a sampling position, the external remote control equipment is matched with a wireless communication power supply module 41 in the sampling rod 14 to control the hydraulic cylinder 20 to extend, the first swing rod 21 and the second swing rod 24 are matched to push out the rotating plate 16, when the sampling rod 14 rotates, a sample is scraped into the sampling rod 14, then the hydraulic cylinder 20 contracts, the sampling rod 14 is closed, then the driving device is lifted up to take out the sample, when the sample is taken, the guide rod 7 ensures that the up-and-down movement of the driving device is kept vertical, when the force is applied, a user steps on the antiskid plate 26 to stabilize the sampling device by utilizing the weight matched with the counterweight plate 1, the side wall of the drill bit is fixedly provided with the soil breaking ribs 27 to, avoid damaging equipment, take a sample to the soil property of difference, all can guarantee the sample effect, and can independently arrange the drilling rod configuration, when needs are gathered the sample of the different degree of depth, once punch and just can accomplish the multilayer sample, and install the assembled connection, can break up the transport, use in a flexible way.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. A soil sample collecting device for engineering geological investigation mainly comprises a weight plate (1), a guide rod plate (3), an assembling plate (4), a driving device, an extension rod (18), a sampling rod (14), a drill bit and a through bolt (38), and is characterized in that an anti-skid plate (26) is fixedly installed on the rear side of the top end of the weight plate (1), and a lower rotary seat (13) is fixedly installed on the top end of the weight plate (1); an upper connecting seat (2) matched with a lower rotating seat (13) is fixedly installed at the bottom end of the guide rod plate (3), a bolt (12) is inserted between the lower rotating seat (13) and the upper connecting seat (2), a clamping pin (34) is inserted at the end part of the bolt (12), a connecting rod seat (10) is fixedly installed at the edge of the assembling plate (4), a connecting rod (5) is rotatably installed at the end part of the connecting rod seat (10), a clamping column (37) is fixedly installed at the upper end of the connecting rod (5), and a guide rod (7) is fixedly installed at the top end of the guide rod plate (3); a guide sleeve (35) matched with the guide rod (7) is fixedly installed at the edge of the assembling plate (4), the guide sleeve (35) is connected with the guide rod (7) in a sliding mode, and a driving device is installed between the assembling plate (4) and the connecting rod (5); the drill bit, the extension rod (18), the sampling rod (14) and the driving device are connected in an assembling manner, the drill bit, the extension rod (18), the sampling rod (14) and the driving device are connected in series through a through bolt (38), the driving device mainly comprises an outer frame (8), a motor (33), a rotating sleeve (11) and a handle (6), the handles (6) are symmetrically arranged and fixedly mounted on the upper portion of the outer side of the outer frame (8), a rubber sleeve is sleeved on the outer side of the handle (6), symmetrically arranged clamping seats (9) are fixedly mounted in the middle of the outer side of the outer frame (8), the appearance of each clamping seat (9) is matched with the appearance of each clamping column (37), the motor (33) is mounted on the upper portion of the inner side of the outer frame (8), a limiting sleeve (31) is fixedly mounted on the lower portion of the inner side of the outer frame (8), the rotating sleeve (11) is rotatably mounted in the middle of, the utility model discloses a wear-resisting frame, including stop collar (31), motor shaft, slot (19) and through bolt (38), the inside recess of offering with stop flange (32) complex of stop collar (31), the motor shaft of motor (33) passes through the shaft coupling and is connected with commentaries on classics cover (11), change cover (11) lower part and seted up slot (19), the lateral wall that changes cover (11) lower part to be located slot (19) department is seted up and is worn silk hole (40) with through bolt (38) complex second, frame (8) bottom fixed mounting has spring (30), and spring (30) bottom fixed mounting has wear-resisting ring (29).
2. The soil sample collecting device for engineering geological investigation of claim 1, wherein the extension rod (18) mainly comprises an extension rod shell (44) and a plug (17), a slot (19) is formed in the lower portion of the extension rod shell (44), a second wire passing hole (40) is formed in the side wall of the lower portion of the extension rod shell (44) at the slot (19), the plug (17) is fixedly mounted at the top end of the extension rod shell (44), and a first wire passing hole (39) is formed in the middle of the plug (17).
3. The soil sample collecting device for engineering geological survey as claimed in claim 1, wherein said sampling rod (14) mainly comprises a sampling rod housing (43), a hydraulic cylinder (20) and a rotating plate (16), said sampling rod housing (43) has a slot (19) at the lower part thereof, said sampling rod housing (43) has a second threading hole (40) at the lower part thereof located at the slot (19) and engaged with the through bolt (38), said sampling rod housing (43) has a plug (17) at the top end thereof, said plug (17) has a first threading hole (39) at the middle part thereof, said sampling rod housing (43) has a driving cabin at the upper part thereof, said sampling rod housing (43) has a sealing cover (42) at the upper part thereof on the right side thereof engaged with the driving cabin, said sampling rod housing (43) has a hydraulic cylinder (20) rotatably mounted therein, said sampling rod housing (43) has a wireless communication power supply module (41) at the upper part thereof located at the side wall thereof, a sampling bin is arranged in the middle of the sampling rod shell (43), a rotating plate (16) is rotatably arranged in the middle of the right side of the sampling rod shell (43) at the sampling bin, a first rotating rod (22) is fixedly arranged on the inner wall of the left side of the sampling bin in the middle of the inner side of the sampling rod shell (43), a second rotating rod (23) matched with the first rotating rod (22) is fixedly arranged at the upper part of the left side of the rotating plate (16), the edges of the first rotating rods (22) are rotatably provided with first oscillating rods (21) which are symmetrically arranged, the edges of the second rotating rods (23) are rotatably provided with second oscillating bars (24) which are symmetrically arranged, a middle rod (28) is rotatably arranged between the end part of the first swing rod (21) and the end part of the second swing rod (24), the middle rod (28) is rotatably connected with the bottom end of the hydraulic cylinder (20), the middle part of the sampling rod shell (43) is provided with a movable opening (25) matched with the hydraulic cylinder (20).
4. The soil sample collecting device for engineering geological survey as claimed in claim 1, wherein said drill bit mainly comprises a cone (15) and a plug (17), said cone (15) has a soil breaking rib (27) fixed on the outer wall of the lower part, said cone (15) has a plug (17) fixed on the top end, and the middle of said plug (17) has a first threading hole (39).
5. The soil sample collecting device for engineering geological investigation of claim 1, wherein the drill bit, the sampling rod (14) and the extension rod (18) have the same size of the plug (17) fixedly mounted at the top end thereof, and the rotary sleeve (11), the sampling rod (14) and the extension rod (18) have the same size of the slot (19) formed at the bottom end thereof.
6. The device for collecting soil samples for engineering geological survey according to claim 3, wherein said wireless communication power supply module (41) is electrically connected to said hydraulic cylinder (20), said motor (33) is electrically connected to an external power source and an external control device, said wireless communication power supply module (41) is a battery pack with a wireless communication module, and said wireless communication module is JB35 GD.
CN201811486171.4A 2018-12-06 2018-12-06 Engineering geology reconnaissance is with soil sample collection system Active CN109506976B (en)

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