CN216645988U - Underground water collecting and sampling device for hydrology engineering geology - Google Patents

Abstract

The utility model discloses a groundwater sampling device for hydrological engineering geology, which relates to the technical field of hydrological engineering. The utility model comprises a sampling cylinder and a sampling cup. Several sampling cups are arranged inside the sampling cylinder to facilitate simultaneous sampling of water layers of different depths. The surface of the sampling cylinder is provided with a plurality of sampling holes, and the inner wall of the sampling cylinder is provided with an annular groove. The upper surface is provided with an annular rubber block, which cooperates with the annular groove to ensure the sealing effect between the sampling cup and the inner wall of the sampling cylinder, prevent the upper water sample from entering the lower sampling cup, and ensure the quality of the water sample. At the same time, the surface of the rubber block is There is a water inlet hole, and a drainage pipe is connected to the water inlet hole, which leads to the bottom of the sampling cup, so as to prevent the external water sample from entering the sampling cup and seeping into the lower sampling cup, which further ensures the quality of the water samples taken. At the same time, a filter plate is arranged inside the sampling hole to filter the water sample to prevent the water sample from being mixed with soil and causing blockage of the device.

Description

A groundwater collection and sampling device for hydrological engineering geology

technical field

The utility model belongs to the technical field of hydrological engineering, in particular to a groundwater sampling device for hydrological engineering geology.

Background technique

Hydrological engineering is a branch of hydrology. It applies the relevant theories and methods of hydrology to analyze the changes and distribution rules of hydrological elements in rivers or other water bodies, and provides hydrological analysis, calculation and forecast results for engineering construction. At present, when collecting and sampling groundwater, simple buckets are often used to load and take water samples, which has low sampling efficiency, and cannot classify and sample groundwater layers of different depths, which affects the later detection data. To this end, we propose a groundwater sampling device for hydrological engineering geology.

Utility model content

The purpose of the utility model is to provide a groundwater collection and sampling device for hydrological engineering geology in view of the defects and deficiencies of the prior art.

In order to solve the above-mentioned technical problems, the utility model is realized through the following technical solutions:

The utility model relates to a groundwater collection and sampling device for hydrological engineering geology, comprising a sampling cylinder and a sampling cup, a plurality of the sampling cups are arranged inside the sampling cylinder, and a plurality of sampling holes are opened on the surface of the sampling cylinder, and the sampling cylinder The inner wall is provided with an annular groove, the upper surface of the sampling cup is provided with an annular rubber block, which slides and cooperates with the annular groove, the surface of the rubber block is provided with a water inlet hole, which cooperates with the sampling hole, and one side of the water inlet hole is connected a drainage tube, and the lower end of the drainage tube extends to the bottom of the sampling cup, connecting rods are connected between several sampling cups, and a mounting plate is connected to the top of the connecting rod, and a motor is arranged on the surface of the mounting plate, and the The output end of the motor is connected to the upper end of the connecting rod through the mounting plate, and a filter plate is arranged inside the sampling hole.

The use of several sampling cups facilitates simultaneous sampling of water samples of different depths, which greatly improves the sampling efficiency. Combined with the cooperation between the water inlet and the drainage pipe, it is convenient to drain the water samples into the sampling cups and prevent the water samples from being sampled along the way. The inner wall of the cylinder penetrates into the lower sampling cup to ensure the quality of the water sample. The rubber block further ensures the sealing between the sampling cup and the inner wall of the sampling cylinder to prevent the leakage of the water sample. Under the action of the filter, the sampling cup is driven to rotate, so that the water inlet hole and the sampling hole overlap, and the sampling operation is carried out, which greatly facilitates the use. sampling effect.

Preferably, the top of the sampling cylinder is provided with a sealing cover, and the sealing cover is screwed with the outer wall of the sampling cylinder, and a sealing block is arranged inside the sealing cover, which cooperates with the inner wall of the sampling cylinder, and the sampling is ensured by the sealing cover. The tightness of the upper end of the barrel.

Preferably, both sides of the upper surface of the mounting plate are provided with hanging ears, which facilitate the removal and placement of the mounting plate.

Preferably, a counterweight block is connected to the bottom end of the sampling cylinder, and the counterweight block ensures that the sampling cylinder goes deep below the water surface in the vertical direction.

Preferably, two hoisting blocks are oppositely disposed on the outer surface of the sampling cylinder, and the hoisting blocks are used to facilitate the connection of the sampling cylinder to the external suspending rope to facilitate sampling.

Preferably, a lifting ring is provided on the upper surface of the sealing cover.

The utility model has the following beneficial effects:

The utility model facilitates simultaneous sampling of water samples of different depths through several sampling cups, which greatly improves the sampling efficiency. Combined with the mutual cooperation between the water inlet hole and the drainage pipe, the water sample can be easily drained into the sampling cup, and the water sample can be prevented from running along the surface of the sampling cup. The inner wall of the sampling cylinder penetrates into the lower sampling cup to ensure the quality of the water sample. The rubber block further ensures the sealing between the sampling cup and the inner wall of the sampling cylinder to prevent the leakage of the water sample. Under the action of the rod, the sampling cup is driven to rotate, so that the water inlet hole and the sampling hole overlap, and the sampling operation is carried out, which greatly facilitates the use. The sampling effect of the device.

Of course, any product implementing the present invention does not necessarily need to simultaneously achieve all of the above-mentioned advantages.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the front view of the utility model;

Fig. 3 is the structural representation of section A-A in Fig. 2;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3 .

In the accompanying drawings, the list of components represented by each number is as follows:

1. Sampling cylinder; 2. Sampling cup; 3. Sampling hole; 4. Annular groove; 5. Rubber block; 6. Water inlet hole; 7. Drainage pipe; 8. Connecting rod; 9. Mounting plate; 10. Motor; 11. Filter plate; 12. Sealing cover; 13. Hanging ear; 14. Counterweight; 15. Lifting block; 16. Lifting ring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "up", "middle", "outside", "inside", etc. indicate orientation or positional relationships, and are only for the convenience of describing the present invention and simplifying the description, rather than It is indicated or implied that the components or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Please refer to FIG. 1 to FIG. 4 , the present invention is a groundwater sampling device for hydrological engineering geology, comprising a sampling cylinder 1 and a sampling cup 2. Several sampling cups 2 are arranged inside the sampling cylinder 1, and the sampling cylinder 1 The surface is provided with a number of sampling holes 3, the inner wall of the sampling cylinder 1 is provided with an annular groove 4, the upper surface of the sampling cup 2 is provided with an annular rubber block 5, which is slidably matched with the annular groove 4, and a water inlet hole 6 is opened on the surface of the rubber block 5, which is connected with the sampling. The holes 3 cooperate with each other, a drainage pipe 7 is connected to one side of the water inlet hole 6, and the lower end of the drainage pipe 7 extends to the bottom of the sampling cup 2, a connecting rod 8 is connected between several sampling cups 2, and the top of the connecting rod 8 is connected with a mounting plate 9. A motor 10 is arranged on the upper surface of the mounting plate 9, the output end of the motor 10 is connected to the upper end of the connecting rod 8 through the mounting plate 9, and a filter plate 11 is arranged inside the sampling hole 3.

Several sampling cups 2 facilitate simultaneous sampling of water samples of different depths, which greatly improves the sampling efficiency. Combined with the cooperation between the water inlet 6 and the drainage pipe 7, it is convenient to drain the water samples into the sampling cup 2, preventing the water samples from running smoothly. As the inner wall of the sampling cylinder 1 penetrates into the lower sampling cup 2, the quality of the water sample is ensured. With sliding fit, under the action of the motor 10 and the connecting rod 8, the sampling cup 2 is driven to rotate, so that the water inlet hole 6 and the sampling hole 3 overlap, and the sampling operation is carried out, which greatly facilitates the use. The filter plate 11 filters the water sample, Prevent the water sample from being mixed with soil, which will block the device and affect the sampling effect of the device.

The top of the sampling cylinder 1 is provided with a sealing cover 12, and the sealing cover 12 is screwed with the outer wall of the sampling cylinder 1. The sealing cover 12 is provided with a sealing block inside, which cooperates with the inner wall of the sampling cylinder 1. The sealing cover 12 ensures the upper end of the sampling cylinder 1. tightness.

Two hoisting blocks 15 are oppositely arranged on the outer surface of the sampling cylinder 1, and a hoisting ring 16 is provided on the upper surface of the sealing cover 12. sampling.

Both sides of the upper surface of the mounting plate 9 are provided with hanging ears 13 , which facilitates the removal and placement of the mounting plate 9 through the hanging ears 13 .

A counterweight block 14 is connected to the bottom end of the sampling cylinder 1, and the counterweight block 14 ensures that the sampling cylinder 1 penetrates below the water surface in the vertical direction.

Working principle: The utility model connects the hoisting block 15 and the hoisting ring 16 with the external suspending rope, and vertically puts the sampling cylinder 1 into the water. At this time, the driving motor 10 rotates, and under the action of the connecting rod 8, the sampling cup 2 is driven to rotate, and then the rubber block 5 is driven to rotate until the water inlet hole 6 coincides with the sampling hole 3, so that the water sample passes through the sampling holes 3, 3 and 3. The water inlet 6 and the drainage pipe 7 flow into the sampling cup 2, and a liquid level sensor is arranged on the upper side of the inner wall of the sampling cup 2 to monitor the change of the water level inside the sampling cup 2 in real time, and transmit it to the externally connected control mechanism to complete the groundwater sampling operations;

A sealing ring is arranged at the bottom of the sampling cup 2, which cooperates with the inner wall of the sampling cylinder 1. Combined with the mutual cooperation between the rubber block 5 and the annular groove 4, the sealing between the sampling cup 2 and the inner wall of the sampling cylinder 1 is ensured. 8 and the sampling cup 2 is provided with a sealing gasket, which effectively prevents the water sample from entering the interior of the sampling cup 2 through the gap between the sampling cup 2 and the inner wall of the sampling cylinder 1 and the gap between the sampling cup 2 and the connecting rod 8. The gap penetrates into the interior of the lower sampling cup 2 to ensure the quality of the water sample, the structure is simple, the use is convenient, and the sampling efficiency is greatly improved.

It should be further noted that the model of the motor 10 in the present invention is: GM12-15BY.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides a sampling device is gathered to groundwater in hydrology engineering geology, includes sampler barrel (1) and sampling cup (2), its characterized in that, a plurality of sampling cup (2) all set up inside sampler barrel (1), just a plurality of thief hole (3) have been seted up on sampler barrel (1) surface, ring channel (4) have been seted up to sampler barrel (1) inner wall, sampling cup (2) upper surface is provided with annular rubber piece (5), with ring channel (4) sliding fit, inlet opening (6) have been seted up on rubber piece (5) surface, mutually support with thief hole (3), inlet opening (6) one side is connected with drainage tube (7), and drainage tube (7) lower extreme extends to sampler cup (2) bottom, and a plurality of be connected with connecting rod (8) between sampling cup (2), just connecting rod (8) top mounting panel is connected with (9), the utility model discloses a sampling device, including mounting panel (9), mounting panel (9) upper surface is provided with motor (10), motor (10) output passes mounting panel (9) and is connected with connecting rod (8) upper end, inside filter (11) that is provided with of thief hole (3).

2. The underground water sampling device for hydrogeological engineering geology as defined in claim 1, characterized in that the top end of the sampling tube (1) is provided with a sealing cover (12), and the sealing cover (12) is in threaded fit with the outer wall of the sampling tube (1).

3. The underground water sampling device for hydrogeological engineering geology as claimed in claim 2, characterized in that the inside of the sealing cover (12) is provided with a sealing block which is matched with the inner wall of the sampling cylinder (1).

4. The underground water sampling device for hydrogeology according to claim 3, characterized in that both sides of the upper surface of the mounting plate (9) are provided with lugs (13).

5. The underground water sampling device for hydrogeological engineering geology as claimed in claim 4, characterized in that, balancing weight (14) is connected with the bottom end of sampling tube (1).

6. The underground water sampling device for hydrogeological engineering geology as claimed in claim 5, characterized in that two hoisting blocks (15) are oppositely arranged on the upper side of the outer surface of the sampling cylinder (1).

7. The underground water sampling device for hydrogeological engineering geological formation according to claim 6, characterized in that the upper surface of the sealing cover (12) is provided with a hoisting ring (16).

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