Portable geological sampling device

Abstract

The utility model discloses a portable geological sampling device which comprises a fixed seat, a drill rod is rotatably connected to the outer wall of the bottom end of the fixed seat, a sampling assembly is arranged on the side wall of the drill rod, the drill rod comprises a fixed cylinder and a plurality of connecting cylinders, the fixed cylinder is rotatably connected to the outer wall of the bottom end of the fixed seat, and the connecting cylinders are arranged on the outer wall of the bottom end of the fixed seat. A plurality of connecting cylinders are linearly connected to the bottom end of the fixed cylinder, a drill bit is connected to the bottom end of the lowermost connecting cylinder, each connecting cylinder comprises a cylinder body and a spiral blade, a groove is formed in one end of each cylinder body, clamping grooves are formed in the two sides of the outer wall of each cylinder body, an insertion block is fixed to the side wall of the other end of each cylinder body, and an insertion rod is in sliding fit with the inner wall of each cylinder body; according to the utility model, by arranging the fixed cylinder and the connecting cylinder, when the sampling depth is greater than the preset length of the drill rod, the drill rod is extended, so that the device can effectively sample soil at different depths; and meanwhile, the overall length of the device is short during transportation and storage, and transportation and storage are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to geological sampling device technical field especially relates to a portable geological sampling device. BACKGROUND

[0002] Geological exploration is the investigation and research activity that through various means and methods to explore and detect geology, determine appropriate bearing layer, according to the bearing capacity of the bearing layer, determine the foundation type, calculate the foundation parameter, is in the investigation of mineral resources and finds the ore deposit of industrial significance, for the quality and quantity of mineral products, and the technical conditions of exploitation and utilization, provide the mineral reserves and geological data needed for mine construction design, the geological conditions such as rock, stratum, structure, mineral resources, hydrology, geomorphology in a certain area are investigated and researched, and the sampling device needs to be used in the exploration process to sample soil.

[0003] Through the search, the patent with Chinese patent publication No. CN215677639U discloses a portable geological sampling device, which comprises a rack, a driving device is arranged on the rack, a drill rod penetrating the rack placing plate is installed at the output end of the driving device, and helical blades with spiral structure are coiled on the outer wall of the drill rod.

[0004] The drill rod of the patent is of an integral structure, and the length is fixed. When the sampling depth is greater than the length of the drill rod, sampling cannot be performed. If the length of the drill rod is set to be too long, it is inconvenient to carry. UTILITY MODEL CONTENT

[0005] The utility model aims at solving the shortcomings in the prior art and provides a portable geological sampling device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] The utility model provides a portable geological sampling device, including fixed seat, the fixed seat bottom outer wall rotatory connection has the drill rod, the drill rod side wall is provided with sampling subassembly, the drill rod includes fixed cylinder and a plurality of connecting cylinders, the fixed cylinder rotatory connection is in fixed seat bottom outer wall, a plurality of connecting cylinders linear connection are in fixed cylinder bottom, the bottom of the lowermost connecting cylinder is connected with drill bit, the connecting cylinder includes the cylinder body and spiral blade, the spiral blade is fixed to the cylinder body outer wall, one end of the cylinder body is provided with the recess, both sides of the cylinder body outer wall are provided with the clamping groove, the recess side wall is provided with the through -hole who communicates with the clamping groove, the other end of the cylinder body side wall is fixed with the insertion block, the insertion block is inserted with the clamping groove, the insertion block is inserted with the insertion block through the through -hole, one end of the insertion block is connected with the limit spring, and the limit spring other end is connected with the cylinder body.

[0008] As a further scheme of the utility model: the fixed seat both sides are connected with the handrail through the fixed frame, the fixed seat top end is installed the drive assembly, the output shaft of drive assembly is connected with the drill rod, the fixed frame slidingly cooperates with the guide rod which is parallel with the drill rod axis, and the two guide rods bottom are connected with same stabilizing frame.

[0009] As a further scheme of the utility model: the guide rod outer wall is oppositely provided with the connecting frame, the connecting frame is located at the both sides of drill rod, and the connecting frame opposite side is buckled and fixed with the cleaning brush.

[0010] As a further scheme of the utility model: the cylinder body inner wall is rotatory connected with the connecting shaft, the connecting shaft bottom is connected with the connecting rod, and the connecting rod is longitudinally slidingly cooperated with the connecting shaft top.

[0011] As a further scheme of the utility model: the fixed cylinder bottom is provided with the insertion block, the connecting rod and the insertion rod same as connecting cylinder, and the fixed cylinder is internally provided with the motor of drive connecting rod rotation.

[0012] As a further scheme of the utility model: the sampling subassembly includes sampling box and closure plate, the sampling box is opened in the cylinder body side wall, the closure plate is slidingly cooperated in the cylinder body inner wall, and the closure plate is located at one side of sampling box.

[0013] As a further scheme of the utility model: the cylinder body and the closure plate slidingly cooperated inner wall are provided with inclined guide surface, the connecting shaft and the closure plate are connected through the elastic telescopic rod, and one side of elastic telescopic rod is connected with the closure strip.

[0014] Compared with the prior art, the utility model provides a portable geological sampling device, has the following beneficial effects:

[0015] 1. The utility model discloses a fixed cylinder and connecting cylinder are set up, when the sampling depth is greater than the preset length of drill rod, the drill rod is lengthened, so that the device can effectively sample the soil of different depth, and the overall length of the device is shorter when transporting and storing, which is convenient for transportation and storage.

[0016] 2. The utility model discloses a connecting frame and cleaning brush are set up, can clean the drill rod when the drill rod is removed from the soil, remove the soil attached to the surface of the drill rod, avoid the soil of the outer wall of drill rod from mixing when the sample is taken out from the sampling assembly, and reduce the labor of cleaning the surface of the drill rod after sampling.

[0017] 3. The utility model discloses a closing plate is set up, can close the sampling box, avoid the soil of other positions from entering the sampling box after sampling, and pollute the soil sample.

[0018] The part not involved in the device is same as the prior art or can be realized by the prior art, the utility model discloses simple structure, convenient operation. ACCURACY OF DRAWINGS

[0019] Figure 1 The overall structure schematic diagram of a convenient geological sampling device is provided for the utility model;

[0020] Figure 2 The structure schematic diagram of the drill rod of a convenient geological sampling device is provided for the utility model;

[0021] Figure 3 The structure schematic diagram of the connecting cylinder of a convenient geological sampling device is provided for the utility model;

[0022] Figure 4 The internal structure schematic diagram of the connecting cylinder of a convenient geological sampling device is provided for the utility model;

[0023] Figure 5 The structure schematic diagram of the sampling assembly of a convenient geological sampling device is provided for the utility model.

[0024] In the drawing: 1, fixed seat, 2, drive assembly, 3, handrail, 4, fixed frame, 5, stabilizing frame, 6, drill rod, 7, sampling assembly, 8, guide rod, 9, fixed cylinder, 10, connecting cylinder, 11, cylinder body, 12, spiral blade, 13, recess, 14, clamping groove, 15, plug block, 16, connecting rod, 17, through -hole, 18, plug rod, 19, sampling box, 20, closing plate, 21, connecting shaft, 22, connecting frame, 23, cleaning brush. DETAILED DESCRIPTION

[0025] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Obviously, the embodiments to be described are merely a part but not all of the embodiments of the present application. Any person skilled in the art should understand that, based on the embodiments described in the present application, the present application provides further embodiments which are within the scope of the present application.

[0026] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0027] Embodiment 1

[0028] A portable geological sampling device, as shown in Figures 1 to 4 The fixed seat 1 is provided with a driving assembly 2 at the top end, the driving assembly 2 includes an oil tank, an engine and a power storage mechanism, the fixed seat 1 is connected with a handrail 3 through a fixed frame 4 on both sides, the bottom end of the fixed seat 1 is rotatably connected with a drill rod 6, the output shaft of the driving assembly 2 is connected with the drill rod 6, the fixed frame 4 is slidingly fitted with a guide rod 8 parallel to the axis of the drill rod 6, the bottom end of the two guide rods 8 is connected with the same stabilizing frame 5, the drill rod 6 is provided with a sampling assembly 7 on the side wall, the guide rod 8 is provided with a connecting frame 22 on the outer wall, the connecting frame 22 is located on both sides of the drill rod 6, the connecting frame 22 is buckled and fixed with a cleaning brush 23 on the opposite side, and the movable seat 1 is provided with a storage box on one side of the top end.

[0029] The drill pipe 6 comprises a fixed cylinder 9 and a plurality of connecting cylinders 10, the fixed cylinder 9 is rotationally connected to the outer wall of the bottom end of the fixed seat 1, the plurality of connecting cylinders 10 are linearly connected to the bottom end of the fixed cylinder 9, the bottom end of the lowermost connecting cylinder 10 is connected with a drill bit, the connecting cylinder 10 comprises a cylinder body 11 and a spiral blade 12, the spiral blade 12 is fixed to the outer wall of the cylinder body 11, one end of the cylinder body 11 is provided with a groove 13, both sides of the outer wall of the cylinder body 11 are provided with clamping grooves 14, the clamping grooves 14 are located on both sides of the groove 13, the side wall of the groove 13 is provided with through holes 17 in communication with the clamping grooves 14, the other end of the side wall of the cylinder body 11 is fixed with an insertion block 15, the insertion block 15 is inserted into the clamping groove 14, the inner wall of the cylinder body 11 is slidably connected with an insertion rod 18, the insertion rod 18 is inserted into the insertion block 15 through the through hole 17, one end of the insertion rod 18 is connected with a limiting spring, the other end of the limiting spring is connected with the cylinder body 11, the inner wall of the cylinder body 11 is rotationally connected with a connecting shaft 21, the bottom end of the connecting shaft 21 is connected with a connecting rod 16, the connecting rod 16 is longitudinally slidably connected with the top end of the connecting shaft 21, the bottom end of the fixed cylinder 9 is provided with the same insertion block 15, connecting rod 16 and insertion rod 18 as the connecting cylinder 10, the inside of the fixed cylinder 9 is provided with a motor for driving the connecting rod 16 at the bottom end of the fixed cylinder 9 to rotate.

[0030] During sampling, the device is moved to the sampling position. The stabilizer 5 and guide rod 8 work together to limit and guide the fixed base 1. Multiple connecting cylinders 10 of a certain length are connected to the fixed cylinder 9. Holding the handle 3, the fixed base 1 is pushed down along the guide rod 8. The user's foot steps on the stabilizer 5, and the drive assembly 2 drives the drill rod 6 to rotate and drill into the ground. When the sampling depth exceeds the length of the pre-connected drill rod 6, the connection between the top connecting cylinder 10 and the fixed cylinder 9 is disconnected. Then, a new connecting cylinder 10 is connected to extend the length of the drill rod 6. When the connecting cylinder 10 is connected to the fixed cylinder 9 or to each other, the insertion rod 18 at the bottom of the fixed cylinder 9 is squeezed by an external tool to retract the insertion rod 18 into the fixed cylinder 9. At this time, the fixed base 1 is lifted upwards, causing the insertion block 15 at the bottom of the fixed cylinder 9 to move out of the insertion block 15 at the top of the top connecting cylinder 10. Then, according to the sampling depth, the new connecting cylinder 10 is connected to the already connected connecting cylinder 10 to increase the sampling depth. The overall length of the drill rod 6 is increased. During connection, the insert block 15 in one connecting cylinder 10 is inserted into the slot 14 in the lower connecting cylinder 10. The insert rod 18 in the lower connecting cylinder 10 passes through the through hole 17 in the upper connecting cylinder 10, connecting the two connecting cylinders 10 to each other. At the same time, the upper connecting rod 16 is inserted into the connecting shaft 21 to complete the connection. The extended drill rod 6 continues to drill to the sampling depth. After reaching the sampling depth, the motor drives one connecting shaft 21 to rotate, and through the transmission of the connecting rod 16, multiple connecting shafts 21 are synchronized, causing the sampling assembly 7 to open for sampling. Then, the fixing seat 1 is lifted upward, and the drill rod 6 is removed from the soil. The cleaning brush 23 cleans the surface of the drill rod 6 during the upward movement of the drill rod 6 to prevent soil from adhering to the surface of the drill rod 6. At the same time, if the length of the drill rod 6 is extended during sampling, the extended connecting cylinder 10 is removed after the drill rod 6 has moved out one end of its length.

[0031] By setting a fixed cylinder 9 and a connecting cylinder 10, when the sampling depth is greater than the preset length of the drill rod 6, the drill rod 6 is extended, so that the device can effectively sample soil at different depths; at the same time, the overall length of the device is short during transportation and storage, which facilitates transportation and storage.

[0032] By setting up the connecting frame 22 and the cleaning brush 23, the drill rod 6 can be cleaned when it is removed from the soil, removing the soil attached to the surface of the drill rod 6, avoiding soil from the outer wall of the drill rod 6 from mixing in when the sample is taken out of the sampling component 7, and reducing the labor required to clean the surface of the drill rod 6 after sampling.

[0033] Example 2

[0034] A portable geological sampling device is provided in this embodiment, which is based on Embodiment 1 and makes the following improvements, such as... Figure 4 , Figure 5As shown, the sampling assembly 7 comprises a sampling box 19 and a closing plate 20, the sampling box 19 is opened in the side wall of the cylinder 11, the closing plate 20 is slidingly fitted in the inner wall of the cylinder 11, and the closing plate 20 is located at one side of the sampling box 19, the inner wall of the cylinder 11 and the closing plate 20 slidingly fitted is provided with an inclined guide surface, the connecting shaft 21 and the closing plate 20 are connected through an elastic telescopic rod, and one side of the elastic telescopic rod is connected with a closing strip.

[0035] When the connecting shaft 21 rotates, the closing plate 20 is driven by the elastic telescopic rod to move to one side, the sampling box 19 is opened at one side, the soil sample enters, the closing strip closes the gap caused by the movement of the elastic telescopic rod, the inclined guide surface makes the closing plate 20 move to the inside of the cylinder 11, after the sampling is completed, the connecting shaft 21 is reversed, the closing plate 20 is reset, the elastic telescopic rod and the inclined guide surface make the closing plate 20 and the outer wall of the cylinder 11 be in the same plane, and the soil carried by the outer wall of the cylinder 11 is reduced.

[0036] By arranging the closing plate 20, the sampling box 19 can be closed, so that the soil at other positions does not enter the sampling box 19 after the sampling is completed, and the soil sample is not polluted.

[0037] Working principle: when sampling, the device is moved to the sampling position, the stabilizing frame 5 and the guide rod 8 cooperate to limit and guide the fixed seat 1, a plurality of connecting barrels 10 of a certain length are connected with the fixed barrel 9, the handrail 3 is held to push the fixed seat 1 to move downward along the guide rod 8, the user's foot steps on the stabilizing frame 5, the drill rod 6 is driven to rotate by the driving assembly 2 to drill into the ground, when the sampling depth exceeds the length of the pre-connected drill rod 6, the connection between the topmost connecting barrel 10 and the fixed barrel 9 is disconnected, then a new connecting barrel 10 is connected to extend the length of the drill rod 6, when the connecting barrel 10 is connected with the fixed barrel 9 or with each other, the plug rod 18 at the bottom of the fixed barrel 9 is extruded by an external tool to make the plug rod 18 retract into the fixed barrel 9, at this time, the fixed seat 1 is lifted upward, the plug block 15 at the bottom of the fixed barrel 9 is removed from the plug block 15 at the top of the uppermost connecting barrel 10, then according to the sampling depth, the new connecting barrel 10 is connected with the connecting barrel 10 that has been connected, the overall length of the drill rod 6 is increased, when connected, the plug block 15 in one connecting barrel 10 is inserted into the clamping groove 14 in the connecting barrel 10 below, the plug rod 18 in the connecting barrel 10 below passes through the through hole 17 in the connecting barrel 10 above, so that the two connecting barrels 10 are connected with each other, and at the same time, the connecting rod 16 above is inserted into the connecting shaft 21 to complete the connection, the extended drill rod 6 continues to drill to the sampling depth, when the sampling depth is reached, the motor drives one connecting shaft 21 to rotate, and synchronizes a plurality of connecting shafts 21 through the transmission of the connecting rod 16, the closure plate 20 is moved to one side by the elastic extension rod to make one side of the sampling box 19 open, the soil sample enters, the closure strip closes the gap caused by the movement of the elastic extension rod, the inclined guide surface moves the closure plate 20 to the inside of the barrel body 11, after sampling is completed, the connecting shaft 21 is reversed, the closure plate 20 is reset, the elastic extension rod and the inclined guide surface make the closure plate 20 and the outer wall of the barrel body 11 in the same plane, reducing the soil carrying of the outer wall of the barrel body 11, then the fixed seat 1 is lifted upward, the drill rod 6 is removed from the soil, the cleaning brush 23 cleans the surface of the drill rod 6 during the movement of the drill rod 6, avoiding the adhesion of soil on the surface of the drill rod 6, and at the same time, during the movement of the drill rod 6, if the length of the drill rod 6 is extended during sampling, after the drill rod 6 moves out by the length, the extended connecting barrel 10 is removed.

[0038] The above merely describes a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A portable geological sampling device comprising a fixed base (1), characterized in that, The outer wall of the bottom end of the fixing seat (1) is rotationally connected with a drill rod (6), the lateral wall of the drill rod (6) is provided with a sampling assembly (7), the drill rod (6) comprises a fixing cylinder (9) and a plurality of connecting cylinders (10), the fixing cylinder (9) is rotationally connected with the outer wall of the bottom end of the fixing seat (1), the plurality of connecting cylinders (10) are linearly connected with the bottom end of the fixing cylinder (9), the bottom end of the lowermost connecting cylinder (10) is connected with a drill bit, the connecting cylinder (10) comprises a cylinder body (11) and a spiral blade (12), the spiral blade (12) is fixed to the outer wall of the cylinder body (11), one end of the cylinder body (11) is provided with a groove (13), the outer wall of the cylinder body (11) is provided with clamping grooves (14) on both sides, the clamping grooves (14) are located on both sides of the groove (13), the lateral wall of the groove (13) is provided with through holes (17) in communication with the clamping grooves (14), the other end of the cylinder body (11) is fixed with an insertion block (15), the insertion block (15) is inserted into the clamping grooves (14), the inner wall of the cylinder body (11) is slidably connected with an insertion rod (18), the insertion rod (18) passes through the through holes (17) and is inserted into the insertion block (15), one end of the insertion rod (18) is connected with a limiting spring, and the other end of the limiting spring is connected with the cylinder body (11).

2. The portable geological sampling device of claim 1, wherein, The fixing seat (1) is connected with handrails (3) on both sides through fixing frames (4), the fixing seat (1) is provided on the top end with a driving assembly (2), the output shaft of the driving assembly (2) is connected with the drill rod (6), the fixing frame (4) is slidably connected with guide rods (8) parallel to the axis of the drill rod (6), and the bottom ends of the two guide rods (8) are connected with the same stabilizing frame (5).

3. The portable geological sampling device of claim 2, wherein, Opposite outer walls of the guide rod (8) are provided with connecting frames (22), the connecting frames (22) are located on both sides of the drill rod (6), and the connecting frames (22) are buckled and fixed with cleaning brushes (23) on opposite sides.

4. The portable geological sampling device of claim 1, wherein, The inner wall of the cylinder body (11) is rotationally connected with a connecting shaft (21), the bottom end of the connecting shaft (21) is connected with a connecting rod (16), and the connecting rod (16) is longitudinally and slidably connected with the top end of the connecting shaft (21).

5. The portable geological sampling device of claim 1, wherein, The bottom end of the fixing cylinder (9) is provided with the same insertion block (15), connecting rod (16) and insertion rod (18) as the connecting cylinder (10), and the inside of the fixing cylinder (9) is provided with a motor for driving the rotation of the connecting rod (16).

6. The portable geological sampling device of claim 4, wherein, The sampling assembly (7) comprises a sampling box (19) and a closing plate (20), the sampling box (19) is provided on the lateral wall of the cylinder body (11), and the closing plate (20) is slidably connected to the inner wall of the cylinder body (11) and located on one side of the sampling box (19).

7. The portable geological sampling device of claim 6, wherein, The inner wall of the cylinder body (11) and the closing plate (20) are slidably connected with inclined guide surfaces, the connecting shaft (21) and the closing plate (20) are connected through an elastic expansion rod, and one side of the elastic expansion rod is connected with a closing strip.

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