CN213775359U

CN213775359U - Layering water stop device is used in hydrogeology probing

Info

Publication number: CN213775359U
Application number: CN202022510508.XU
Authority: CN
Inventors: 吴迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-23
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a hydrogeology is layering sealing device for probing, including outer tube and the inner tube of setting at the inside intermediate position of outer tube, the outer tube comprises first outer tube and second outer tube, just first outer tube bottom fixedly connected with loading board, second outer tube top with loading board top fixed connection, first outer tube bottom outer wall is provided with the sealing member, second outer tube top outer wall is provided with sealed gasbag. The utility model discloses a spacing fixed subassembly that sets up has improved the fixed stability between device and the drilling, has also guaranteed simultaneously that the device can realize long-time use to improve the result of use of device, further adopt sealed gasbag to seal second outer tube and drilling inner wall through, make the sealed effect between device and the drilling better, and guarantee sealed gasbag's sealed effect through the extrusion gasbag, and then make the result of use of device better.

Description

Layering water stop device is used in hydrogeology probing

Technical Field

The utility model relates to a hydrogeology probing related technical field specifically is a hydrogeology is layering watertight fittings for probing.

Background

In hydrogeological investigation, in order to find out the permeability of an aquifer, the size of water inflow, the buried motion characteristics of underground water and the hydraulic connection between aquifers, a drilling water pumping test method is often used for measuring hydrogeological parameters such as the permeability coefficient of the aquifer, and a layering water stopping device is required to be used for ensuring the accuracy of the water pumping test after drilling is completed.

The defects of the prior art are as follows: traditional layering sealing device all realizes installing fixedly with the drilling inner wall through the sealing member at least, and this kind of single fixed mode not only leads to the stability of device relatively poor, and in long-time use because the collapse appears in the drilling leads to the device to drop easily, and then influences the long-time use of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydrogeology is layering watertight fittings for probing has solved traditional layering watertight fittings and has all realized installing fixedly with the drilling inner wall through the sealing member at least, and this kind of single fixed mode not only leads to the stability of device relatively poor, and in long-time use because the collapse appears in the drilling leads to the device to drop easily, and then influences the problem of the long-time use of device.

In order to achieve the above object, the utility model provides a following technical scheme: a layered water stopping device for hydrogeological drilling comprises an outer pipe and an inner pipe arranged at the middle position inside the outer pipe, wherein the outer pipe consists of a first outer pipe and a second outer pipe, a bearing plate is fixedly connected to the bottom of the first outer pipe, the top of the second outer pipe is fixedly connected with the top of the bearing plate, a sealing element is arranged on the outer wall of the bottom of the first outer pipe, a sealing air bag is arranged on the outer wall of the top of the second outer pipe, limiting fixing components are arranged at the tops and the bottoms of two sides inside the first outer pipe respectively, each limiting fixing component consists of an installation frame, a sliding plate, a compression spring, a sliding rod and a fixing piece, one side of the installation frame is fixedly connected with the outer wall of the inner pipe, a first opening is formed in the top of the installation frame, the sliding plate and the compression spring are arranged inside the installation frame, and the compression spring is arranged between one side of the installation frame, which is close to the inner pipe, and the inner wall of one side of the sliding plate, the top of the sliding plate is fixedly connected with a poke rod, the top of the poke rod penetrates through the outer wall of the top of the first outer tube, one end of the sliding rod is fixedly connected with the outer wall of one side of the sliding plate, and the other end of the sliding rod penetrates through the first outer tube and is connected with the outer wall of one side of the fixing piece.

Preferably, an extrusion air bag is arranged between the mounting frames, one side of the extrusion air bag is fixedly connected with the inner wall of the first outer pipe, an air conveying pipeline is arranged on one side of the extrusion air bag, and the extrusion air bag is communicated with the inside of the sealing air bag through the air conveying pipeline.

Preferably, an extrusion plate is arranged between the installation frames, the top and the bottom of the extrusion plate are respectively fixedly connected with the top inside the first outer tube and the outer wall of the sliding plate inside the installation frame at the bottom, and one side of the extrusion plate is abutted against the outer wall on one side of the extrusion air bag.

Preferably, the bottom of the sealing element is fixedly connected with the top of the bearing plate, and the inside of the sealing element is filled with powdery particles.

Preferably, the inner wall of the inner pipe is provided with an inflation pipeline, one end of the bottom of the inflation pipeline is provided with an air inlet pipeline, and the inflation pipeline is communicated with the inside of the sealed air bag through the air inlet pipeline.

Preferably, the top of the inflation pipeline penetrates through the outer wall of the top of the inner pipe to be connected with an air supply pipeline, and a one-way valve is arranged inside the air supply pipeline.

Preferably, both sides of the top of the first outer pipe are provided with sealing plates, and one end of each sealing plate is fixedly connected with the outer wall of the top of the first outer pipe.

The utility model provides a hydrogeology is layering watertight fittings for probing possesses following beneficial effect:

(1) the utility model discloses a set up spacing fixed subassembly, when using, the user can make the slide remove inside the installing frame through removing the poker rod, make the slide compress compression spring, then the user can be through placing the device inside drilling, through loosening the poker rod, make the mounting can be under compression spring's effect with upper drilling inner wall looks butt, and then the fixed stability between device and the drilling has been improved, and in the long-time use, when the collapse leads to the entrance to a cave grow appears in drilling, the mounting can remain throughout with the butt effect of drilling inner wall under compression spring's effect, and then avoid the device to drop, thereby also guaranteed that the device can realize long-time the use, and then the result of use of device has been improved.

(2) The utility model discloses a set up spacing fixed subassembly, sealed gasbag, the extrusion gasbag, the stripper plate, gas transmission pipeline, gas pipeline, the admission line, the tonifying qi pipeline, when using, the user realizes the sealing to second outer tube and drilling inner wall through the tonifying qi pipeline to the inside injection gas of sealed gasbag, and then make the stagnant water effect of device better, and when the collapse leads to the entrance to a cave grow appearing in drilling, the mounting makes the slide drive the stripper plate in step to extrude the gasbag when removing, and then make the extrusion gasbag bulge gas to sealed gasbag inside through gas transmission pipeline, thereby guarantee the sealed effect of sealed gasbag to second outer tube and drilling inner wall, thereby make the result of use of device better.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the installation structure of the present invention;

FIG. 3 is a schematic view of the inner tube installation structure of the present invention;

fig. 4 is an enlarged view of the structure at a in fig. 1 of the present invention.

In the figure: 1. an inner tube; 2. a first outer tube; 3. a second outer tube; 4. a carrier plate; 5. a seal member; 6. sealing the air bag; 7. installing a frame; 8. a slide plate; 9. a compression spring; 10. a slide bar; 11. a fixing member; 12. a poke rod; 13. extruding the air bag; 14. a gas pipeline; 15. a pressing plate; 16. an inflation conduit; 17. an air intake duct; 18. a gas supply pipeline; 19. and (7) sealing the plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a layered water stopping device for hydrogeological drilling comprises an outer pipe and an inner pipe 1 arranged at the middle position inside the outer pipe, wherein the outer pipe comprises a first outer pipe 2 and a second outer pipe 3, a bearing plate 4 is fixedly connected to the bottom of the first outer pipe 2, the top of the second outer pipe 3 is fixedly connected with the top of the bearing plate 4, a sealing element 5 is arranged on the outer wall of the bottom of the first outer pipe 2, a sealing air bag 6 is arranged on the outer wall of the top of the second outer pipe 3, limiting fixing components are arranged at the tops and the bottoms of two sides inside the first outer pipe 2, each limiting fixing component comprises an installation frame 7, a sliding plate 8, a compression spring 9, a sliding rod 10 and a fixing piece 11, one side of the installation frame 7 is fixedly connected with the outer wall of the inner pipe 1, a first opening is formed in the top of the installation frame 7, and the sliding plate 8 and the compression spring 9 are arranged inside the installation frame 7, and the compression spring 9 is arranged between one side of the mounting frame 7 close to the inner tube 1 and the inner wall of one side of the sliding plate 8, the top of the sliding plate 8 is fixedly connected with a poke rod 12, the top of the poke rod 12 penetrates through the outer wall of the top of the first outer tube 2, one end of the sliding rod 10 is fixedly connected with the outer wall of one side of the sliding plate 8, and the other end of the sliding rod 10 penetrates through the first outer tube 2 and is connected with the outer wall of one side of the fixing part 11.

Further, be provided with extrusion gasbag 13 between the installing frame 7, extrusion gasbag 13 one side with 2 inner walls fixed connection of first outer tube, just extrusion gasbag 13 one side is provided with gas transmission pipeline 14, extrusion gasbag 13 through gas transmission pipeline 14 with sealed gasbag 6 is inside to be linked together, through the extrusion gasbag 13 that sets up, and then makes the device can guarantee sealed gasbag 6 to the sealed effect of device.

Further, be provided with stripper plate 15 between the installing frame 7, stripper plate 15 top and bottom respectively with the inside top of first outer tube 2 and the inside slide 8 outer wall fixed connection of bottom installing frame 7, just stripper plate 15 one side and 13 one side outer wall looks butt of extrusion gasbag through setting up stripper plate 15, and then have further guaranteed sealed gasbag 6's result of use.

Further, the bottom of the sealing element 5 is fixedly connected with the top of the bearing plate 4, and the inside of the sealing element 5 is filled with powdery particles.

Further, the inner wall of the inner tube 1 is provided with an inflation pipeline 16, one end of the bottom of the inflation pipeline 16 is provided with an air inlet pipeline 17, the inflation pipeline 16 is communicated with the inside of the sealed air bag 6 through the air inlet pipeline 17, and the inflation pipeline 16 is arranged, so that the gas supplement of the device to the sealed air bag 6 is facilitated, and the use convenience of the device is improved.

Furthermore, the top of the inflation pipeline 16 penetrates through the outer wall of the top of the inner pipe 1 to be connected with an air supply pipeline 18, a one-way valve is arranged inside the air supply pipeline 18, and the air supply pipeline 18 is arranged, so that the inflation work of the device on the sealing airbag 6 is facilitated.

Furthermore, sealing plates 19 are arranged on two sides of the top of the first outer tube 2, one end of each sealing plate 19 is fixedly connected with the outer wall of the top of the first outer tube 2, and the sealing plates 19 are arranged, so that the device is convenient to mount.

The working principle is as follows: when the device is used, a user can move the poke rod 12 to enable the poke rod 12 to drive the sliding plate 8 to move inside the mounting frame 7, the sliding plate 8 can compress the compression spring 9, then the user can place the device inside a drill hole to enable the bottom of the bearing plate 4 to be abutted against the upper layer of the drill hole and enable the sealing element 5 to be abutted against the inner wall of the upper layer of the drill hole, then the user can enable the fixing piece 11 to be abutted against the inner wall of the upper layer of the drill hole under the action of the compression spring 9 by loosening the poke rod 12, then the user can open the one-way valve and connect the inflating mechanism with the inflating pipeline 18 to enable the inflating mechanism to be replenished into the sealed airbag 6 through the inflating pipeline 18, the inflating pipeline 16 and the air inlet pipeline 17, and further enable the sealed airbag 6 to be abutted against the inner wall of the, and can inject into gas to extrusion gasbag 13 through gas transmission pipeline 14 at sealed gasbag 6, in the device use, when the drilling appears the collapse grow, mounting 11 can carry out real-time change under compression spring 9's effect, and then guarantee that mounting 11 can carry out the butt with upper drilling inner wall, and then guarantee the stability of device, and can drive stripper plate 15 through slide 8 and extrude extrusion gasbag 13 when mounting 11 removes, make sealed gasbag 6 can keep the butt effect with lower drilling inner wall, and then further guarantee the stagnant water effect and the stability of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hydrogeology is layering sealing device for drilling, includes outer tube and sets up inner tube (1) of the inside intermediate position of outer tube, its characterized in that: the outer tube comprises a first outer tube (2) and a second outer tube (3), a bearing plate (4) is fixedly connected to the bottom of the first outer tube (2), the top of the second outer tube (3) is fixedly connected with the top of the bearing plate (4), a sealing element (5) is arranged on the outer wall of the bottom of the first outer tube (2), a sealing air bag (6) is arranged on the outer wall of the top of the second outer tube (3), limiting fixing components are arranged on the top and the bottom of two sides of the interior of the first outer tube (2), each limiting fixing component comprises an installation frame (7), a sliding plate (8), a compression spring (9), a sliding rod (10) and a fixing element (11), one side of the installation frame (7) is fixedly connected with the outer wall of the inner tube (1), a first opening is formed in the top of the installation frame (7), and the sliding plate (8) and the compression spring (9) are both arranged inside the installation frame (7), and compression spring (9) set up in installing frame (7) be close to inner tube (1) one side with between slide (8) one side inner wall, slide (8) top fixedly connected with poker rod (12), poker rod (12) top runs through first outer tube (2) top outer wall, just slide bar (10) one end with slide (8) one side outer wall fixed connection, slide bar (10) other end run through first outer tube (2) with mounting (11) one side outer wall is connected.

2. The layered water stopping device for hydrogeological drilling according to claim 1, characterized in that: be provided with extrusion gasbag (13) between installing frame (7), extrusion gasbag (13) one side with first outer tube (2) inner wall fixed connection, just extrusion gasbag (13) one side is provided with gas transmission pipeline (14), extrusion gasbag (13) through gas transmission pipeline (14) with sealed gasbag (6) inside is linked together.

3. The layered water stopping device for hydrogeological drilling according to claim 1, characterized in that: be provided with stripper plate (15) between installing frame (7), stripper plate (15) top and bottom respectively with inside top of first outer tube (2) and the inside slide (8) outer wall fixed connection of bottom installing frame (7), just stripper plate (15) one side and extrusion gasbag (13) one side outer wall looks butt.

4. The layered water stopping device for hydrogeological drilling according to claim 1, characterized in that: the bottom of the sealing element (5) is fixedly connected with the top of the bearing plate (4), and powdery particles are filled in the sealing element (5).

5. The layered water stopping device for hydrogeological drilling according to claim 1, characterized in that: an inflation pipeline (16) is arranged on the inner wall of the inner pipe (1), an air inlet pipeline (17) is arranged at one end of the bottom of the inflation pipeline (16), and the inflation pipeline (16) is communicated with the inside of the sealing air bag (6) through the air inlet pipeline (17).

6. The layered water stopping device for hydrogeological drilling according to claim 5, characterized in that: the top of the inflation pipeline (16) penetrates through the outer wall of the top of the inner pipe (1) to be connected with an air supply pipeline (18), and a one-way valve is arranged inside the air supply pipeline (18).

7. The layered water stopping device for hydrogeological drilling according to claim 1, characterized in that: sealing plates (19) are arranged on two sides of the top of the first outer pipe (2), and one end of each sealing plate (19) is fixedly connected with the outer wall of the top of the first outer pipe (2).