CN111929100B - Hydrogeology surveys sampling device - Google Patents

Abstract

The invention belongs to the technical field of sampling equipment, and particularly relates to a hydrogeological detection sampling device which comprises a base and a sampling head, wherein a movable bottom rod is rotatably connected to the base through a rotating shaft, a top plate is arranged at the top end of the base in parallel, two movable ejector rods are symmetrically and slidably connected to the bottom surface of the top plate, the movable bottom rod is movably connected inside the movable ejector rods, a movable bottom rod, the movable ejector rods, a second knob, a bidirectional screw rod, a support rod and a sliding block are arranged between the base and the top plate, the movable bottom rod and the movable ejector rods can be conveniently adjusted, the sampling head is guaranteed to be vertical to the ground for sampling, the representativeness of sampling is guaranteed, a sampling shell is arranged inside the top plate, a first motor, a sliding rod, a sliding block, a gear, a second motor and a rack are arranged inside the sampling shell, geological sampling is convenient, manpower is saved, the sampling efficiency is improved, and a push plate, a jacking spring and a push rod are arranged on the top plate, so that geological samples can be conveniently taken out from the sampling head.

Description

A hydrogeological detection sampling device

technical field

The invention belongs to the technical field of sampling equipment, and in particular relates to a sampling device for hydrogeological detection.

Background technique

Hydrogeology, a branch of geology, refers to the various changes and movements of groundwater in nature. Hydrogeology is the science of studying groundwater. With the development of science and the needs of production and construction, hydrogeology is divided into regional hydrogeology. Hydrogeology, groundwater dynamics, hydrogeochemistry, water supply hydrogeology, ore deposit hydrogeology, soil improvement hydrogeology and other sub-disciplines, when performing hydrogeological detection, it is usually necessary to use sampling devices for sampling, when sampling It is necessary to ensure that the insertion point of the sampling head is kept perpendicular to the bottom surface to ensure the integrity of the sampling. When the researchers conduct hydrogeological exploration, they usually manually take the soil out of the ground for hydrogeological exploration. Sampling cannot ensure that the insertion point of the sampling head and the ground is horizontal and vertical, resulting in unrepresentative sampling. At the same time, when the geological sample is taken out of the sampling head for storage, the layered structure is easily damaged and the accuracy of the sample is affected.

Contents of the invention

In order to solve the problems raised in the above-mentioned background technology. The invention provides a sampling device for hydrogeological exploration, which has the characteristics of convenient vertical sampling with a sampling head, simple structure, improved work efficiency and labor saving.

In order to achieve the above object, the present invention provides the following technical solutions: a hydrogeological exploration sampling device, including a base and a sampling head, the base is connected with a movable bottom rod through the rotation of the rotating shaft, and the top of the base is provided with a top plate in parallel, so The bottom surface of the top plate is symmetrically slidingly connected with two movable push rods, and the movable bottom rod is movably connected inside the movable push rod, and the inside of the movable push rod is connected with a two-way screw rod for rotation, and one side of the two-way screw rod A second knob is connected, and two sliders are symmetrically screwed on the two-way screw rod, and the bottom ends of the two sliders are connected to the support rod through the rotating shaft, and the other ends of the two support rods are connected through the same A rotating shaft is rotatably connected to the top of the movable bottom rod, and two supporting rods are arranged in a figure-eight shape.

As a preferred technical solution of the sampling device for hydrogeological exploration of the present invention, the inside of the top plate is connected with a sampling shell, the inside of the sampling shell is movably connected with a movable plate, and the top of the movable plate is connected with a first motor, The sampling head is fixedly connected to the output shaft of the first motor, a second motor is slidably connected to the back of the sampling housing, a gear is sleeved on the output shaft of the second motor, and the output shaft of the second motor It is rotationally connected with the movable plate through a bearing, and a rack is connected to the inner side of the sampling housing, and the rack is meshed with the gear.

As a preferred technical solution of a sampling device for hydrogeological exploration in the present invention, sliding blocks are symmetrically connected to both sides of the movable plate, sliding bars are symmetrically connected to the inner wall of the sampling housing, and the sliding blocks are sleeved on the sliding rods. superior.

As a preferred technical solution of the sampling device for hydrogeological exploration of the present invention, both sides of the base are symmetrically screwed and connected with grounding bolts, and the top ends of the grounding bolts are connected with a first knob.

As a preferred technical solution of the sampling device for hydrogeological exploration of the present invention, a through hole is opened inside the base, and the sampling head moves in the through hole.

As a preferred technical solution of the sampling device for hydrogeological exploration of the present invention, a limit block is installed on the top of the movable bottom rod, and the limit block is located inside the movable push rod.

As a preferred technical solution of the sampling device for hydrogeological exploration of the present invention, a cart handle is installed on the surface of the base.

As a preferred technical solution of the hydrogeological exploration and sampling device of the present invention, a push rod is movably connected to the inside of the top plate, a push plate is connected to the bottom end of the push rod, and a tensioning spring is sleeved on the push rod, The bottom end of the tightening spring is connected with the top plate, the top end of the tightening spring is connected with the push rod, and the push plate is located above the sampling head.

Compared with the prior art, the beneficial effect of the present invention is: the movable bottom rod, the movable top rod, the second knob, the two-way screw rod, the support rod and the slide block are installed between the base and the top plate, which facilitates the adjustment of the movable bottom rod and the movable bottom rod. The ejector rod is adjusted to ensure that the sampling head is perpendicular to the ground for sampling, and the representativeness of the sampling is ensured. The sampling shell is installed inside the top plate, and the first motor, sliding rod, sliding block, gear, second motor, and gear are installed inside the sampling shell. It is convenient to take geological samples, saving manpower and improving sampling efficiency. A push plate, a tension spring and a push rod are installed on the top plate to facilitate the removal of geological samples from the sampling head.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, and are used together with the embodiments of the present invention to explain the present invention, and do not constitute a limitation to the present invention. In the attached picture:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the internal structure schematic diagram of movable mandrel among the present invention;

Fig. 3 is a schematic diagram of the internal structure of the sampling housing in the present invention;

Fig. 4 is the side structure schematic diagram of sampling housing among the present invention;

Fig. 5 is a schematic diagram of an enlarged structure at A in Fig. 3;

Fig. 6 is the structural representation of push rod among the present invention;

In the figure: 1. base; 2. movable plate; 3. sampling head; 4. movable bottom rod; 5. movable ejector rod; 6. top plate; 7. sampling shell; 8. grounding bolt; 9. first knob; , second knob; 11, two-way screw; 12, support rod; 13, slider; 14, first motor; 15, slider; 16, slider; 17, gear; 18, second motor; 19, tooth Bar; 20, push plate; 21, top tight spring; 22, push rod.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Example

Please refer to Figures 1-6, the present invention provides a technical solution: a sampling device for hydrogeological exploration, including a base 1 and a sampling head 3, the base 1 is connected with a movable bottom rod 4 through a rotating shaft, and the top of the base 1 is arranged in parallel There is a top plate 6, and the bottom surface of the top plate 6 is symmetrically slidingly connected with two movable push rods 5, and the movable bottom rod 4 is movably connected inside the movable push rod 5, and the inside of the movable push rod 5 is connected with a two-way screw rod 11 for rotation, and the two-way screw rod One side of 11 is connected with the second knob 10, and the two-way screw rod 11 is symmetrically screwed and connected with two sliders 13, and the bottom ends of the two sliders 13 are connected with the support rod 12 through the rotating shaft, and the two support rods 12 The other end is rotatably connected to the top of the movable bottom bar 4 through the same rotating shaft, and two support bars 12 are arranged in a figure-eight shape.

In this embodiment, the first knob 9 is turned to fix the grounding bolt 8 to the ground, and the second knob 10 is turned to drive the two-way screw 11 to rotate, so that the slider 13 is rotated so that the support rod 12 is opened under the action of the rotating shaft, so that The length between the movable bottom rod 4 and the movable push rod 5 is changed, so that the top plate 6 is inclined under the action of the rotating shaft, so as to ensure that the sampling head 3 is vertically inserted into the ground.

Specifically, the inside of the top plate 6 is connected with a sampling casing 7, the inside of the sampling casing 7 is movably connected with a movable plate 2, the top of the movable plate 2 is connected with a first motor 14, and the sampling head 3 is fixedly connected to the output of the first motor 14. On the shaft, the back side of the sampling housing 7 is slidingly connected with a second motor 18, the output shaft of the second motor 18 is sleeved with a gear 17, the output shaft of the second motor 18 is connected with the movable plate 2 through bearing rotation, the sampling housing 7 A rack 19 is connected to one side of the inside, and the rack 19 meshes with the gear 17 .

In this embodiment, the first motor 14 in the sampling housing 7 is started to drive the sampling head 3 to rotate, and the second motor 18 is started to drive the gear 17 to rotate. Since the rack 19 meshes with the gear 17, the gear 17 rotates along the rack 19. The movable plate 2 is moved up and down, the sampling head 3 is controlled to move, and the hydrogeology is sampled.

Specifically, sliding blocks 16 are symmetrically connected to both sides of the movable plate 2 , and sliding rods 15 are symmetrically connected to the inner wall of the sampling housing 7 , and the sliding blocks 16 are sleeved on the sliding rods 15 .

In this embodiment, when the movable plate 2 moves up and down, the sliding block 16 slides up and down along the slide bar 15 to limit the movement track of the movable plate 2 and place the movable plate 2 to rotate.

Specifically, both sides of the base 1 are symmetrically screwed and connected with a grounding bolt 8 , and a top end of the grounding bolt 8 is connected with a first knob 9 .

In this embodiment, the sampling device is pushed to a designated position, and the first knob 9 is turned to fix the ground bolt 8 to the ground.

Specifically, a through hole is opened inside the base 1, and the sampling head 3 moves in the through hole.

In this embodiment, the sampling head 3 moves in the through hole, which is convenient for the sampling head 3 to perform pattern work on hydrogeology.

Specifically, a limit block is installed on the top of the movable bottom rod 4 , and the limit block is located inside the movable push rod 5 .

In this embodiment, a limit block is installed on the top of the movable bottom rod 4 to prevent the movable bottom rod 4 from coming out of the movable ejector rod 5 and affect the use.

Specifically, a trolley handle is installed on the surface of the base 1 .

In this embodiment, push the handle of the cart to push the sampling device to a designated position, so as to facilitate the movement of the sampling device.

Specifically, the inside of the top plate 6 is movably connected with a push rod 22, the bottom end of the push rod 22 is connected with a push plate 20, the push rod 22 is sleeved with a tensioning spring 21, and the bottom end of the tension spring 21 is connected with the top plate 6, The top of the clamping spring 21 is connected with the push rod 22, and the push plate 20 is located above the sampling head 3.

In this embodiment, push the push rod 22 downwards to move the push plate 20 downwards, and at the same time contract the tensioning spring 21 to push out the geological samples inside the sampling head 3, and place the sample storage bottle on the bottom of the sampling head 3. At the bottom, unclamp the push rod 22, and the tension spring 21 relaxes, so that the push rod 22 is reset.

The working principle and application process of the present invention: After the present invention is installed, push the cart handle to push the sampling device to the designated position, turn the first knob 9 to fix the grounding bolt 8 to the ground, turn the second knob 10, and drive the two-way The screw mandrel 11 rotates to make the slider 13 rotate to make the support rod 12 open under the effect of the rotating shaft, so that the length between the movable bottom rod 4 and the movable ejector rod 5 is changed, and the top plate 6 is inclined under the effect of the rotating shaft to ensure sampling The head 3 is inserted perpendicular to the ground, starts the first motor 14 in the sampling housing 7, drives the sampling head 3 to rotate, starts the second motor 18, and drives the gear 17 to rotate. Rotate to move the movable plate 2 up and down, control the movement of the sampling head 3, and carry out sampling work on hydrogeology, press the push rod 22 downward to move the push plate 20 downward, and at the same time make the top tension spring 21 shrink, and the sampling head 3 The internal geological sample is ejected, the sample storage bottle is placed on the bottom of the sampling head 3, the push rod 22 is released, the tension spring 21 relaxes, and the push rod 22 is reset.

Finally, it should be noted that: the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still The technical solutions recorded in the foregoing embodiments may be modified, or some technical features thereof may be equivalently replaced. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (8)

1. A sampling device for hydrogeological exploration, including a base (1) and a sampling head (3), characterized in that: the base (1) is connected with a movable bottom rod (4) through a rotating shaft, and the base (1) A top plate (6) is arranged parallel to the top of the top plate (6), and the bottom surface of the top plate (6) is symmetrically slidably connected with two movable push rods (5), and the movable bottom rod (4) is flexibly connected inside the movable push rod (5) , the internal rotation of the movable ejector rod (5) is connected with a two-way screw rod (11), one side of the two-way screw rod (11) is connected with a second knob (10), and the two-way screw rod (11) is There are two sliders (13) connected by symmetrical screwing, the bottom ends of the two sliders (13) are connected to the support rods (12) through the rotating shaft, and the other ends of the two support rods (12) are connected through the same A rotating shaft is rotatably connected to the top of the movable bottom rod (4), and two supporting rods (12) are arranged in a figure-eight shape. 2. A sampling device for hydrogeological exploration according to claim 1, characterized in that: the inside of the top plate (6) is connected with a sampling shell (7), and the inside of the sampling shell (7) is movably connected with A movable plate (2), the top of the movable plate (2) is connected with a first motor (14), the sampling head (3) is fixedly connected to the output shaft of the first motor (14), and the sampling housing ( 7) is slidingly connected to the back of the second motor (18), the output shaft of the second motor (18) is sleeved with a gear (17), and the output shaft of the second motor (18) is connected to the movable plate (2 ) are rotationally connected by bearings, and a rack (19) is connected to the inner side of the sampling housing (7), and the rack (19) meshes with the gear (17). 3. A sampling device for hydrogeological exploration according to claim 2, characterized in that: sliding blocks (16) are symmetrically connected to both sides of the movable plate (2), and the inner wall of the sampling shell (7) A slide bar (15) is symmetrically connected, and the slide block (16) is sleeved on the slide bar (15). 4. A sampling device for hydrogeological exploration according to claim 1, characterized in that: the two sides of the base (1) are symmetrically screwed and connected with grounding bolts (8), and the top ends of the grounding bolts (8) Connected with the first knob (9). 5. A sampling device for hydrogeological exploration according to claim 1, characterized in that a through hole is opened inside the base (1), and the sampling head (3) moves in the through hole. 6. A sampling device for hydrogeological exploration according to claim 1, characterized in that: a limit block is installed on the top of the movable bottom rod (4), and the limit block is located inside the movable push rod (5). 7. A sampling device for hydrogeological exploration according to claim 1, characterized in that: a cart handle is installed on the surface of the base (1). 8. A sampling device for hydrogeological exploration according to claim 1, characterized in that: a push rod (22) is movably connected to the inside of the top plate (6), and the bottom end of the push rod (22) is connected to a The push plate (20), the push rod (22) is sleeved with a clamping spring (21), the bottom end of the clamping spring (21) is connected with the top plate (6), and the clamping spring (21) The top of the push rod (22) is connected, and the push plate (20) is located above the sampling head (3).

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