CN217841634U

CN217841634U - Geotechnical engineering reconnaissance drilling water level measuring apparatu

Info

Publication number: CN217841634U
Application number: CN202221335333.6U
Authority: CN
Inventors: 赵少飞; 魏家驹; 王主丰; 贾强
Original assignee: Yantai Tenghui Geographic Information Engineering Co ltd
Current assignee: Yantai Tenghui Geographic Information Engineering Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-11-18
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a geotechnical engineering reconnaissance drilling water level measuring apparatu belongs to geotechnical engineering reconnaissance technical field. The utility model provides a geotechnical engineering reconnaissance drilling water level measuring apparatu, including the equipment seat, the equipment seat top surface is connected fixedly and is provided with water level measuring subassembly, water level measuring subassembly includes level sensor, equipment seat outer wall connection is fixed with a plurality of racks, the rack inner wall rotates to connect and is provided with centering subassembly, centering subassembly includes the lead screw, through setting up a plurality of centering subassemblies, can be so that the centering rod of a plurality of removals, can be so that level sensor can be quick be in coaxially with the center of drilling, thereby make the contact that reduces level sensor and pore wall, thereby can improve the accuracy of detected data greatly.

Description

Geotechnical engineering reconnaissance drilling water level measuring apparatu

Technical Field

The utility model relates to a geotechnical engineering reconnaissance technical field, more specifically says, relates to a geotechnical engineering reconnaissance drilling water level measuring apparatu.

Background

And (4) measuring the pressure water level of the drill hole, namely measuring the relatively stable water level of the drill hole in sections in the drilling process. When a borehole breaks through the water-stop roof of a confined aquifer, groundwater is seen, and the water level elevation in the borehole is called the initial water level. The water level in the well continuously rises, the water level is stabilized after reaching a certain height and does not rise any more, the elevation of the water level is called as a stable water level at the moment, namely, the drilling pressure measurement water level (also called as a pressure bearing water level) of a pressure bearing aquifer at the point, in order to ensure that geotechnical engineering investigation is smoothly carried out, the water level in a drilling hole needs to be measured, and a measuring device needs to be used, and the prior art CN216130919U discloses a geotechnical engineering investigation drilling water level measuring instrument which is small in size, convenient to carry and move and good in portability; dust is effectively prevented from being deposited on the surface of the steel ruler water level gauge body; the liquid level probe has a good protection effect, is firmly fixed, and has a good protection effect on the liquid level probe; simultaneously, also have and carry out clear function to the chi area, improve clear convenience greatly, avoid earth to adsorb on the chi area, influence the life of chi area. However, the device has the defects that the drill holes with different apertures exist during the drilling exploration, in order to ensure the accuracy of the water level detection, the measuring instrument needs to be coaxial with the drill holes, the device is inconvenient to rapidly center, and the measuring instrument can be in contact with the hole wall when entering the drill holes, so that the measured data is influenced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a geotechnical engineering reconnaissance drilling water level measuring apparatu to solve the problem of proposing among the above-mentioned background art.

2. Technical scheme

The utility model provides a geotechnical engineering reconnaissance drilling water level measuring apparatu, includes the equipment seat, the equipment seat top surface is connected fixedly and is provided with water level measurement subassembly, water level measurement subassembly includes level sensor, equipment seat outer wall connection is fixed with a plurality of racks, the rack inner wall rotates to connect and is provided with centering assembly, centering assembly includes the lead screw.

Preferably, the outer wall of one end of the screw rod close to the equipment seat penetrates through the inner wall of the placing frame, extends into the equipment seat and is fixedly connected with a gear;

the inner wall of the equipment base is rotatably connected with a transmission rack, and the transmission rack is in transmission with the gear in a meshing manner.

Preferably, the outer wall of the screw rod is connected with a centering rod in a threaded manner, one end of the screw rod, which is located in the equipment base, is fixedly connected with the outer wall of the other end of the screw rod, and the motor A is fixedly connected with the inner wall of the equipment base.

Preferably, the equipment base bottom surface is of an open structure, the threaded rod is arranged on the equipment base bottom surface in a threaded connection mode, and a baffle is arranged at one end, located in the equipment base, of the threaded rod in a sliding fit mode.

Preferably, the water level measurement subassembly includes the unwrapping wire pipe, the fixed motor B that is provided with of unwrapping wire pipe one end outer wall connection, the output outer wall that motor B is located the unwrapping wire pipe is convoluteed and is had the scale rope, the scale rope free end passes the unwrapping wire pipe inner wall and equipment stand top surface and extends to inside and be connected fixed setting with level sensor.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

1. through setting up a plurality of centering subassemblies, can be so that the centering rod of a plurality of removals, can be so that water level sensor can be quick be in coaxially with the center of drilling to make the contact that reduces water level sensor and pore wall, thereby can improve the accuracy that detects data greatly.

2. Through setting up the baffle, can be spacing water level sensor in the equipment seat when the device does not use, play the guard action.

Drawings

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

FIG. 2 is a schematic view of the whole structure of the present invention in partial section;

FIG. 3 is a cross-sectional view of the present invention;

the reference numbers in the figures illustrate: 1. an equipment base; 2. a water level measuring assembly; 3. placing a rack; 4. a centering assembly; 401. a screw rod; 402. a gear; 403. a centering rod; 404. a motor A; 101. a drive rack; 102. a threaded rod; 103. a baffle plate; 201. a wire releasing pipe; 202. a motor B; 203. a calibration rope.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a geotechnical engineering reconnaissance drilling water level measuring apparatu, includes

equipment seat

1, and 1 top surface of equipment seat is connected fixedly and is provided with water level measurement subassembly 2, and water level measurement subassembly 2 includes level sensor, and 1 outer wall connection of equipment seat is fixed with a plurality of

racks

3, and 3 inner walls of rack rotate to connect and are provided with centering subassembly 4, and centering subassembly 4 includes lead screw 401.

Specifically, the outer wall of one end of the screw rod 401, which is close to the equipment seat 1, penetrates through the inner wall of the placing frame 3, extends into the equipment seat 1, and is connected and fixed with a gear 402;

the inner wall of the equipment seat 1 is rotatably connected with a transmission rack 101, and the transmission rack 101 is in meshing transmission with a gear 402.

In the present embodiment, the transmission rack 101 functions to rotate the plurality of gears 402.

Further, the outer wall of the screw rod 401 is provided with a centering rod 403 in a threaded connection manner, the outer wall of one end of one of the screw rods 401, which is located in the equipment stand 1, is fixedly connected with a motor a404, and the motor a404 is fixedly connected with the inner wall of the equipment stand 1.

Still further, the bottom surface of the equipment seat 1 is in an open structure, a threaded rod 102 is connected to the bottom surface of the equipment seat 1 in a threaded manner, and a baffle 103 is arranged at one end, located in the equipment seat 1, of the threaded rod 102 in a sliding fit manner.

In the present embodiment, the threaded rod 102 functions to adjust the opening and closing of the shutter 103.

Besides, the water level measuring assembly 2 comprises a wire discharging pipe 201, a motor B202 is fixedly connected to the outer wall of one end of the wire discharging pipe 201, a calibration rope 203 is wound on the outer wall of the output end of the motor B202 located in the wire discharging pipe 201, and the free end of the calibration rope 203 penetrates through the inner wall of the wire discharging pipe 201 and the top surface of the equipment base 1 to extend to the inside and is fixedly connected with the water level sensor.

When needs are surveyed drilling water level to geotechnical engineering, can utilize this device, at first, threaded rod 102 rotates, make threaded rod 102 drive the baffle 103 that sliding fit set up and open, then place equipment seat 1 on the drilling, then utilize motor A404 to drive one of them lead screw 401 and rotate, gear 402 on the lead screw 401 can drive driving rack 101 and rotate this moment, make driving rack 101 drive the lead screw 401 of other gear 402 connections and rotate, make lead screw 401 can drive centering rod 403 that threaded connection set up and remove, a plurality of centering rods 403 can fix a position the device, make the center of equipment seat 1 coaxial with the center of drilling, then can utilize motor B202 to carry out the unwrapping wire, make level sensor can enter into in the drilling, utilize the scale on the scale rope 203 to take notes the water level.

Claims

1. The utility model provides a geotechnical engineering reconnaissance drilling water level measuring apparatu, includes equipment seat (1), its characterized in that: the water level measuring device is characterized in that a water level measuring assembly (2) is fixedly connected to the top surface of the device base (1), the water level measuring assembly (2) comprises a water level sensor, a plurality of placing frames (3) are fixedly connected to the outer wall of the device base (1), centering assemblies (4) are rotatably connected to the inner walls of the placing frames (3), and each centering assembly (4) comprises a screw rod (401).

2. The geotechnical engineering investigation borehole water level measuring instrument of claim 1, wherein: the outer wall of one end, close to the equipment seat (1), of the screw rod (401) penetrates through the inner wall of the placing frame (3) to extend into the equipment seat (1) and is connected and fixed with a gear (402);

the inner wall of the equipment base (1) is rotatably connected with a transmission rack (101), and the transmission rack (101) is in meshing transmission with a gear (402).

3. The geotechnical engineering investigation borehole water level measuring instrument according to claim 1, wherein: the outer wall of the screw rod (401) is connected with a centering rod (403) in a threaded manner, one end of the screw rod (401) located in the equipment base (1) is connected with the outer wall of the other end and fixedly provided with a motor A (404), and the motor A (404) is connected with the inner wall of the equipment base (1) and fixedly arranged.

4. The geotechnical engineering investigation borehole water level measuring instrument according to claim 1, wherein: the bottom surface of the equipment seat (1) is of an open structure, a threaded rod (102) is connected to the bottom surface of the equipment seat (1) in a threaded mode, and a baffle (103) is arranged at one end, located in the equipment seat (1), of the threaded rod (102) in a sliding fit mode.

5. The geotechnical engineering investigation borehole water level measuring instrument according to claim 1, wherein: water level measurement subassembly (2) are including putting spool (201), it is fixed to be provided with motor B (202) to put spool (201) one end outer wall connection, motor B (202) are located the output outer wall coiling of putting spool (201) and have scale rope (203), scale rope (203) free end passes and puts spool (201) inner wall and equipment stand (1) top surface and extends to inside and is connected fixed the setting with level sensor.