CN115436090A

CN115436090A - Mining exploration is with portable geology sampling equipment

Info

Publication number: CN115436090A
Application number: CN202211148113.7A
Authority: CN
Inventors: 潘广山; 刘明明; 韩扬; 李路明; 王龙昌; 李圣魁; 宋鲁
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-06

Abstract

The invention discloses portable geological sampling equipment for mining exploration, which comprises a support, a screw rod and a sampling assembly, wherein the bottom of the support is provided with a base, the sampling assembly comprises a shell cover and a shell body, a gear mechanism is arranged in the shell cover, an opening and closing mechanism is arranged in an opening at the lower end of the shell body, the opening and closing mechanism comprises a disc and a chuck, a plurality of groups of blocking pieces are arranged on the chuck, a plurality of groups of shifting rods which are in matched transmission with the gear ring are arranged on the chuck, push rods which are in one-to-one correspondence with the shifting rods are arranged on the gear ring, a pressing sheet is arranged at the upper end of each push rod, and a first annular air bag which is used for pressing down and enables the push rods to be in butt joint with the shifting rods is arranged between the pressing sheets and the inner top surface of the shell cover.

Description

Mining exploration is with portable geology sampling equipment

Technical Field

The invention relates to the technical field of sampling equipment, in particular to portable geological sampling equipment for mining exploration.

Background

Mining exploration refers to the field investigation of terrain, geological structures, underground resource storage conditions and the like. The mining exploration generally determines the thickness of different stratums by different means, and takes soil samples and rock samples in the different stratums for analysis, and provides important reference basis for general investigation, exploitation and utilization of minerals and hydrological and geological structures of mineral sites.

The mining exploration method in the prior art mainly comprises three modes of pit exploration, groove exploration and drilling, when the first two modes are adopted for exploration, large-area excavation is generally needed to be carried out on a soil layer, time and labor are wasted, so the exploration is usually carried out by adopting a drilling mode, however, a large-scale drilling device in the prior art is not suitable for some field operations due to large size, and a small-size drilling device is usually selected.

The conventional small drilling device is usually only provided with one drill bit, the number of collected samples is small, multiple sampling is often needed, in the process of drilling the samples, a single drill bit is often influenced by stone chips to reduce the drilling speed, the sampling device is required to be taken out and cleaned to perform sampling again, and the samples are difficult to extract and collect after the sampling is finished, so that the problem is solved by the portable geological sampling device for mining exploration.

Disclosure of Invention

In order to solve the technical problem, the invention provides portable geological sampling equipment for mining exploration.

The technical scheme of the invention is as follows: a portable geological sampling device for mining exploration comprises a support, a screw rod and a sampling assembly, wherein a base is arranged at the bottom of the support, the sampling assembly comprises a shell cover and a shell body, the lower end of the screw rod sequentially penetrates through the support and the shell cover, and the upper end of the screw rod is connected with a driving piece;

a gear mechanism is arranged in the shell cover and comprises a gear ring, a first gear, at least one group of second gears and a connecting rod, the gear ring is rotatably connected with the shell cover, the first gear is positioned at the center of the gear ring and fixedly connected with the lower end of the screw rod, the second gears are arranged between the first gear and the gear ring and are respectively meshed with the first gear and the gear ring, the connecting rod is rotatably sleeved on the screw rod, the connecting rod is rotatably connected with the second gear, drill rods arranged along the vertical direction are arranged at the axle centers of the lower end faces of the first gear and the second gear, and a drill bit is arranged at the lower end of each drill rod;

the sample feeding device comprises a shell body and is characterized in that an opening for sample feeding is formed in the lower end of the shell body, an opening and closing mechanism for opening or closing the opening is arranged in the shell body at the opening and comprises a disc and a chuck, the disc is fixedly connected with the inner wall of the shell body, the disc is hollow, a through hole corresponding to the opening is formed in the center of the disc, the chuck is rotatably arranged in the disc, a plurality of groups of separation blades for mutually splicing and opening or closing the through hole are arranged on the chuck, a shaft pin is arranged on the upper end face of each separation blade, a first guide groove for limiting the sliding of the shaft pin is formed in the disc, a fixture block is arranged on the lower end face of each separation blade, and a second guide groove for limiting the movement of the plurality of groups of separation blades and controlling the separation blades to open or close the through hole is formed in the chuck;

the chuck is provided with a plurality of groups of driving levers which are in fit transmission with the gear ring, the disk is provided with a strip-shaped groove which is used for enabling the driving levers to pass through and move in a limiting way, the gear ring is provided with push rods which are in one-to-one correspondence with the driving levers, the push rods are in sliding connection with holes which are arranged on the gear ring, the upper end of each push rod is provided with a pressing sheet, the pressing sheets are connected with the gear ring through springs, a first annular air bag which is used for pressing down to enable the push rods to be in butt joint with the driving levers is arranged between the pressing sheets and the inner top surface of the shell cover, and the first annular air bag is connected with an air pump through a pipeline;

through connecting driving piece and lead screw, can make the lead screw drive first gear make the motion that the sampling subassembly rose or descends simultaneously at rotatory in-process, through setting up gear mechanism, can make first gear drive multiunit second gear, make the second gear rotate along the ring gear at the in-process of rotation, thereby drive and connect in first gear, drilling rod on the second gear carries out work, slide in the ring gear and set up and open and shut mechanism complex push rod, can effectively utilize the drive that the ring gear passes through the second gear, rotate when low resistance, fixed characteristic of not changeing when high resistance, thereby extrude the push rod through first annular gasbag, make push rod and driving lever butt joint, the ring gear is rotatory when low resistance drives the push rod and stirs to one end, make the mechanism that opens and shuts accomplish and open or closed, after stirring to one end, fixed not changeing when high resistance does not influence the rotation of second gear.

Furthermore, the driving part is a motor, an output shaft of the motor is connected with the upper end of the screw rod, the support is provided with a guide frame, and the motor is connected with the guide frame in a sliding mode through a fixing plate rotatably arranged on the motor. Through setting up the motor and being connected with the lead screw, convenient and fast with motor and guide frame sliding connection, guaranteed can not lead to the motor to drop from the support because of the displacement of lead screw at the in-process of sample.

Furthermore, the opening of the shell is of a conical structure, and a boss used for fixedly connecting the disc is arranged in the shell at the opening. The opening of the shell is arranged to be in a conical structure, so that the resistance of a sampling area to the sampling assembly in the sampling process can be reduced, and the sampling assembly can be inserted into the ground more conveniently.

Further, be equipped with the gyro wheel on the base, the support both sides all are equipped with electric putter, just electric putter bottom is equipped with the supporting pad that is used for restricting the base removal. Set up the gyro wheel on the base and can make the sampling equipment remove more convenient, through set up electric putter on the support, set up the supporting pad that is used for restricting the base and removes bottom electric putter, can play the supporting role to the sampling equipment, avoided the sampling equipment to carry out the displacement because of the gyro wheel at the in-process of sample.

Furthermore, all the cover is equipped with the collecting vessel on the drilling rod, the collecting vessel respectively with first gear the connection can be dismantled to the second gear, just the collecting vessel inner wall is equipped with the helical blade who is used for utilizing the drilling rod to rotate and gathers soil sample. Can collect the sample of sample completion through designing the surge drum, establish the surge drum into detachable construction and be convenient for not only take out the sample, still be convenient for wash the surge drum after the sample is accomplished, set up helical blade at the surge drum inner wall and can make the surge drum better collect the sample in the surge drum under drilling rod pivoted drives.

Furthermore, a liquid inlet for adding cleaning liquid is formed in the shell cover. Can conveniently wash in the sampling subassembly after the sample is accomplished through setting up the inlet, avoid leading to the problem that next sampling precision receives the influence because of the residue.

Furthermore, the disc is provided with a second annular air bag which utilizes the reciprocating motion of the shaft pin to exhaust air, the second annular air bag sequentially penetrates through the chuck and the disc through a hose and is communicated with an air outlet ring arranged at the opening of the shell, and the hose is provided with a length allowance which can enable the chuck to rotate. Through setting up second annular gasbag on the disc to make second annular gasbag pass through the hose and go out the air ring intercommunication that the opening part set up, can make second annular gasbag pass through the reciprocating motion of pivot and blow off the subaerial floating dust and float soil of sampling area, avoided smuggleing the subaerial floating dust and float soil of sampling area secretly in the soil sample, thereby improved the precision of sample.

Furthermore, rubber sheets for buffering impact are arranged on the deflector rod and the push rod. The rubber sheet can play a role in damping the shifting lever and the push rod when the push rod pushes the shifting lever, so that the service lives of the shifting lever and the push rod are prolonged.

Further, a gasket used for matching with the pressing sheet is arranged at the bottom of the first annular air bag. The gasket is arranged at the bottom of the first annular air bag, so that the hardness of the bottom of the first annular air bag can be increased, and the first annular air bag can be better extruded and tabletted.

The invention has the beneficial effects that:

(1) According to the geological sampling equipment, the opening and closing mechanism is arranged at the bottom of the sampling assembly, the deflector rod is arranged on the opening and closing mechanism, and the opening and closing mechanism is driven by the push rod arranged on the gear mechanism, so that the opening and closing mechanism can be automatically opened or closed in the sampling process, and the normal driving work of the gear mechanism on the drill rod is not influenced.

(2) According to the geological sampling equipment, the gear mechanism is arranged to drive the drill bits to work, the sampling area is enlarged, the times of repeated sampling are reduced, the mode that the plurality of drill bits rotate and revolve around one of the drill bits is adopted, the phenomenon that the drill bits are influenced by stone chips to continuously clean the sampling assembly in the sampling overshoot process is reduced, and the sampling efficiency is improved.

(3) According to the geological sampling equipment, the motor is connected with the screw rod, so that the drill bit can move in the vertical direction while rotating, the arrangement of the lifting motor is reduced, and the equipment is convenient to overhaul and maintain.

Drawings

FIG. 1 is a schematic diagram of the overall construction of a geological sampling apparatus of the present invention;

FIG. 2 is a front view of a geological sampling apparatus of the present invention;

FIG. 3 is a schematic diagram of the overall construction of the gear mechanism of the geological sampling apparatus of the present invention;

FIG. 4 is a schematic structural diagram of a sampling assembly of the geological sampling apparatus of embodiment 1 of the invention;

FIG. 5 is a cross-sectional view of the internal structure of a geological sampling apparatus according to embodiment 1 of the present invention;

FIG. 6 is a schematic structural diagram of a sampling assembly of a geological sampling apparatus according to embodiment 2 of the present invention;

FIG. 7 is a schematic structural view of the opening and closing mechanism of the geological sampling apparatus of the present invention;

FIG. 8 is a schematic structural view of a chuck of an opening and closing mechanism of a geological sampling apparatus of the present invention;

FIG. 9 is a schematic view of the structure of the shutter of the opening and closing mechanism of the geological sampling equipment of the present invention;

the device comprises a support 1, an electric push rod 11, a support pad 12, a guide frame 13, a screw rod 2, a sampling assembly 3, a shell cover 31, a shell body 32, a drill rod 33, a drill bit 34, a collecting cylinder 35, a gear mechanism 4, a gear ring 41, a first gear 42, a second gear 43, a connecting rod 44, a push rod 45, a base 5, an opening and closing mechanism 6, a disc 61, a baffle 62, a shaft pin 621, a clamping block 622, a clamping block 63, a driving lever 631, a second annular air bag 64, a motor 7, a fixing plate 71, an air pump 8 and a first annular air bag 81.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments thereof for better understanding the advantages of the invention.

Example 1

As shown in fig. 1 and 4, a portable geological sampling device for mining exploration comprises a support 1, a screw rod 2 and a sampling assembly 3, wherein a base 5 is arranged at the bottom of the support 1, four groups of rollers are arranged on the base 5, electric push rods 11 are arranged at the lower parts of two sides of the support 1, a supporting pad 12 for limiting the movement of the base 5 is arranged at the bottom of each electric push rod 11, the sampling assembly 3 comprises a shell cover 31 and a shell body 32, a liquid inlet for adding cleaning liquid is arranged on the shell cover 31, the lower end of the screw rod 2 sequentially penetrates through the support 1 and the shell cover 31, the upper end of the screw rod 2 is connected with an output shaft of a motor 7, a guide frame 13 is arranged at the top of the support 1, the motor 7 is slidably connected with the guide frame 13 through a fixing plate 71 arranged on the motor 7, and the fixing plate 71 is rotatably connected with the motor 7;

a gear mechanism 4 is arranged in the shell cover 31, the gear mechanism 4 comprises a gear ring 41, a first gear 42, four groups of second gears 43 and connecting rods 44, the gear ring 41 is rotatably connected with the shell cover 31, the first gear 42 is positioned at the center of the gear ring 41, the first gear 42 is fixedly connected with the lower end of the screw rod 2, the four groups of second gears 43 are arranged between the first gear 42 and the gear ring 41 and are respectively meshed with the first gear 42 and the gear ring 41, the connecting rods 44 are rotatably sleeved on the screw rod 2, the connecting rods 44 are respectively rotatably connected with the four groups of second gears 43, five groups of drill rods 33 arranged along the vertical direction are arranged at the axes of the lower end faces of the first gear 42 and the four groups of second gears 43, and drill bits 34 are arranged at the lower ends of the drill rods 33;

as shown in fig. 5, 7, 8, and 9, the lower end of the housing 32 is provided with an opening for sample introduction, the opening is of a conical structure, a boss in the housing 32 at the opening is provided with an opening and closing mechanism 6 for opening or closing the opening, the opening and closing mechanism 6 includes a disc 61 and a chuck 63, the disc 61 is fixedly connected to the inner wall of the housing 32, the disc 61 is hollow, and a through hole corresponding to the opening is formed in the center of the disc 61, the chuck 63 is rotatably disposed in the disc 61, the chuck 63 is provided with six sets of blocking pieces 62 for mutually splicing to open or close the through hole, the upper end of the blocking piece 62 is provided with a shaft pin 621, the disc 61 is provided with six sets of first guide grooves for sliding and limiting the shaft pin 621, the lower end of the blocking piece 62 is provided with a blocking block 622, the chuck 63 is provided with six sets of second guide grooves for limiting movement of the blocking piece 62 and controlling the blocking piece 62 to open or close the through hole, the second guide grooves are in a hexagonal shape, the disc 61 is provided with a second annular air bag 64 for exhausting by reciprocating movement of the shaft pin 621, the second annular air bag 64 sequentially penetrates through the hose and sequentially penetrates through the chuck 63 and is communicated with the air ring 31 at the opening of the chuck 31, and the second annular air bag 63, so that the blocking piece 63 can keep a length of the chuck 63;

as shown in fig. 3, 5 and 7, three groups of deflector rods 631 which are in transmission with the gear ring 41 in a matching manner are arranged on the chuck 63, two of the three groups of deflector rods 631 form an included angle of 120 degrees and are arranged on the chuck 63, three groups of strip-shaped grooves which are used for enabling the deflector rods 631 to pass through and perform limiting movement are arranged on the disk 61, push rods 45 which are in one-to-one correspondence with the deflector rods 631 are arranged on the gear ring 41, rubber sheets for buffering impact are arranged on the deflector rods 631 and the push rods 45, the push rod 45 is connected with a hole arranged on the gear ring 41 in a sliding mode, a pressing sheet is arranged at the upper end of the push rod 45 and connected with the gear ring 41 through a spring, a first annular air bag 81 used for pressing down to enable the push rod 45 to be in butt joint with the shifting rod 631 is arranged between the pressing sheet and the inner top surface of the shell cover 31, a gasket used for matching with the pressing sheet is arranged at the bottom of the annular air bag 81, the first annular air bag 81 is connected with the air pump 8 through a pipeline, and the air pump 8 is arranged on the upper surface of the shell cover 31.

The use method of the portable geological sampling equipment comprises the following steps:

moving the geological sampling equipment to an area needing sampling, and turning on the electric push rod 11 until the support pad 12 props against the ground, and turning off the electric push rod 11;

the motor 7 is turned on, the screw rod 2 is driven by the motor 7 to rotate, the motor 7 moves downwards along the guide frame 13 under the action force of the screw rod 2, the screw rod 2 drives the first gear 42 to rotate, the first gear 42 drives the four groups of second gears 43 to simultaneously rotate, the first gear 42 and the four groups of second gears 43 respectively drive the drill rods 33 connected to the first gear 41 and the second gears to rotate, the drill rods 33 drive the drill bits 34 connected to the lower ends of the drill rods 33 to rotate, and the four groups of second gears 43 rotate along the gear rings 41;

meanwhile, the air pump 8 is opened to inflate the first annular air bag 81, the first annular air bag 81 is made to downwards extrude the push rod 45 in the inflation process, the push rod 45 is made to descend to one side of the deflector rod 631 under the action of pressure, because the deflector rod 631 can move to the other end of the strip-shaped groove at the moment, and at the moment, the low-resistance condition is achieved, the gear ring 41 is driven by the second gear 43 to rotate in the forward direction, meanwhile, the push rod 45 arranged on the gear ring 41 forwards pokes the deflector rod 631 to rotate the chuck 63 connected to the deflector rod 631, the chuck 63 drives the six groups of blades 62 slidably arranged on the chuck 63 to expand, the shaft pins 621 arranged on the upper end face of the blades 62 compress the second annular air bag 64 while the blades 62 expand, the second annular air bag 64 blows away floating dust and floating soil on the ground of the sampling area through an air outlet ring arranged at the opening of the shell 31, after the opening and closing mechanism 6 expands, the first guide groove has a limiting effect on the blades 62, the chuck 63 stops rotating, and because the deflector rod 631 moves to the other end of the strip-shaped groove at the other end of the deflector rod 41 and cannot continue to move in the direction at the moment, and at the high-resistance condition is achieved at the moment;

when the gear mechanism 4 rotates, the sampling assembly 3 rotates under the driving of the screw rod 2, the sampling assembly 3 drives the gear mechanism 4 to move downwards, when the bottom of the sampling assembly 3 contacts the ground, the sampling assembly continues to push downwards, and the drill bit 34 contacts the ground to sample the ground;

after the sampling is finished, the motor 7 is reversed, the same principle is adopted, so that the chuck 63 drives the six groups of blades 62 which are arranged on the chuck 63 in a sliding mode to be closed, the sampling assembly 3 is closed again, and then the method is repeated to take out the sample;

after sample acquisition is accomplished, under the drive of motor 7 reversal, make 6 closures of mechanism that opens and shuts in order to seal sampling component 3, wash sampling device to the water injection in the inlet port, utilize components such as drilling rod 33 to stir in to sampling component 3 and wash.

Example 2

The present embodiment is substantially the same as embodiment 1, except that, as shown in fig. 6, a collecting cylinder 35 is sleeved on each drill rod 33, the collecting cylinder 35 is detachably connected to the first gear 42 and the second gear 43, respectively, and a helical blade for collecting soil samples by rotating the drill rod 33 is disposed on an inner wall of the collecting cylinder 35.

The use method of the portable geological sampling equipment comprises the following steps: the method is basically the same as that of embodiment 1, except that the collecting cylinder 35 rotates along with the drill rod 33 during sampling, the soil sample ascends along with the action of the helical blade during the rotation of the collecting cylinder 35 to complete the collection of the soil sample, after the sampling assembly 3 ascends out of the ground, the collecting cylinder 35 is detached from the first gear 42 and the second gear 43, the soil sample in the collecting cylinder 35 is collected, and the collecting cylinder 35 is cleaned after the collection.

Claims

1. The portable geological sampling equipment for mining exploration is characterized by comprising a support (1), a screw rod (2) and a sampling assembly (3), wherein a base (5) is arranged at the bottom of the support (1);

the sampling assembly (3) comprises a shell cover (31) and a shell body (32), the lower end of the screw rod (2) sequentially penetrates through the bracket (1) and the shell cover (31), and the upper end of the screw rod (2) is connected with the driving piece;

a gear mechanism (4) is arranged in the shell cover (31), the gear mechanism (4) comprises a gear ring (41), a first gear (42), at least one group of second gears (43) and a connecting rod (44), the gear ring (41) is rotatably connected with the shell cover (31), the first gear (42) is positioned in the center of the gear ring (41), the first gear (42) is fixedly connected with the lower end of the screw rod (2), the second gear (43) is arranged between the first gear (42) and the gear ring (41) and respectively meshed with the first gear (42) and the gear ring (41), the connecting rod (44) is rotatably sleeved on the screw rod (2), the connecting rod (44) is rotatably connected with the second gear (43), drill rods (33) arranged in the vertical direction are arranged at the axle centers of the lower end faces of the first gear (42) and the second gear (43), and a drill bit (34) is arranged at the lower end of each drill rod (33);

the utility model discloses a portable electronic device, including shell body (32), disc (61), chuck (63), disc (61) and shell body (32), shell body (32) lower extreme is equipped with the opening that is used for the appearance of advance, is located be equipped with in the shell body (32) of opening part and be used for opening or close open-shut mechanism (6) of opening, open-shut mechanism (6) include disc (61) and chuck (63), disc (61) inside cavity and its central department are equipped with the through-hole that the opening corresponds, chuck (63) rotate to set up in disc (61), are equipped with the multiunit on chuck (63) and are used for splicing each other and open or closed separation blade (62) to the through-hole, separation blade (62) up end is equipped with pivot (621), is equipped with on disc (61) to be used for pivot (621) slide spacing first guide slot, and separation blade (62) down end is equipped with fixture block (622), is equipped with on chuck (63) to be used for the multiunit separation blade (62) spacing removal and control separation blade (62) open or closed second guide slot to the through-hole;

be equipped with the multiunit on chuck (63) with ring gear (41) cooperation driven driving lever (631), be equipped with on disc (61) and be used for making driving lever (631) pass and carry out the bar groove of spacing removal, be equipped with on ring gear (41) with push rod (45) of driving lever (631) one-to-one, the hole sliding connection who sets on push rod (45) and ring gear (41), and push rod (45) upper end is equipped with the preforming, the preforming passes through the spring and is connected with ring gear (41), is located be equipped with between preforming and cap (31) the interior top surface and be used for pushing down and make first annular gasbag (81) of push rod (45) and driving lever (631) butt joint, first annular gasbag (81) pass through the pipeline and are connected with air pump (8).

2. The portable geological sampling device for mining exploration according to claim 1, wherein said driving member is a motor (7), the output shaft of said motor (7) is connected to the upper end of said screw (2), said frame (1) is provided with a guiding frame (13), and said motor (7) is slidably connected to said guiding frame (13) through a fixing plate (71) rotatably mounted thereon.

3. A portable geological sampling apparatus for mining exploration, according to claim 1, characterized in that said opening of said housing (31) is of conical configuration and in that a boss for fixedly connecting said disc (61) is provided in said housing (32) at said opening.

4. The portable geological sampling apparatus for mining exploration according to claim 1, wherein said base (5) is provided with rollers, said support (1) is provided with electric push rods (11) at both sides, and said electric push rods (11) are provided with supporting pads (12) at the bottom for limiting the movement of said base (5).

5. The portable geological sampling apparatus for mining exploration according to claim 1, wherein said drill rods (33) are all sleeved with collecting cylinders (35), said collecting cylinders (35) are detachably connected with said first gear (42) and said second gear (43), respectively, and the inner walls of said collecting cylinders (35) are provided with helical blades for collecting soil samples by utilizing the rotation of the drill rods (33).

6. A portable geological sampling apparatus for mining exploration, according to claim 1, characterized in that said cover (31) is provided with a liquid inlet for adding a washing liquid.

7. A portable geological sampling apparatus for mining exploration, according to claim 1, characterized in that said disc (61) is provided with a second annular air cell (64) for venting air by reciprocating movement of said pin (621), said second annular air cell (64) being connected to an air outlet ring provided at the opening of the housing (31) through a hose passing through the chuck (63) and the disc (61) in sequence, said hose having a length allowance for rotation of the chuck (63).

8. The portable geological sampling apparatus for mining exploration according to claim 1, wherein said deflector rod (631) and said pusher rod (45) are provided with rubber sheets for buffering impact.

9. A portable geological sampling apparatus for use in mining exploration, according to claim 1, wherein said first annular bladder (81) is provided at its bottom with a gasket for engaging a pressing tab.