Geological and geotechnical investigation water level measuring device

Abstract

The utility model discloses a geology and geotechnical investigation water level measuring device which comprises a protective shell with an opening at the bottom, the top of the protective shell is fixedly connected with a U-shaped handle, an annular hollow floating plate is movably clamped at the bottom of the protective shell, and a storage sleeve with an opening at the bottom is fixedly sleeved in the annular hollow floating plate. By arranging a series of structures, the water level of rock soil can be accurately measured in an automatic alarm reminding mode when the water level is lowered to the water level, a water body can be automatically filtered and sampled in an integrated mode when the water level is detected, personnel do not need to conduct sampling work independently during exploration sampling detection, the function effect is improved, overall use is more convenient, and the practicability is high. The device is simple in structure, convenient to use, convenient to stably store, hide and protect the measuring structure after use and integrally store and protect the water body filtering and sampling assembly, avoids the phenomenon of collision damage caused by shaking of the internal structure during carrying, is convenient and safe to carry and work, has the effect of dual-storage integrated cooperative safety application, and is convenient for personnel to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of geotechnical investigation, in particular to a geological geotechnical investigation water level measuring device. BACKGROUND

[0002] Geotechnical engineering investigation refers to the activity of finding out, analyzing and evaluating the geology, environmental characteristics and geotechnical conditions of the construction site according to the requirements of the construction project; during the investigation process, the investigators often need to measure the water level of groundwater in the geotechnical engineering, after drilling a measuring hole connected to the groundwater by mechanical equipment, the sinking block is put into the measuring hole by pulling the rope, and the water level is judged by observing the scale of the sinking block;

[0003] For this purpose, the water level measuring device for geotechnical investigation disclosed in the publication No. CN216050150U includes an operation box, a support frame is fixedly installed at the bottom of the operation box, a sinking mechanism and a measuring mechanism are arranged inside the operation box, handles are rotatably installed on both sides of the operation box, an operation opening is formed on the front outer surface of the operation box, and a door is hingedly installed at the operation opening; the sinking mechanism can automatically judge and stop on the water surface through the water immersion sensor in the sinking block, solving the problem that the existing device needs to judge whether the sinking block reaches the water surface by naked eye, and improving the measurement efficiency.

[0004] The water level measuring device for geotechnical investigation disclosed in the above-mentioned technology judges the water level by observing the scale line when the sinking block is lowered to the water level, but it still has the following disadvantages: 1. During the geotechnical engineering investigation, water sampling and detection are often required during water level measurement, and the water body cannot be automatically filtered and sampled during the detection of the water level, so the personnel need to perform sampling work separately after the detection, and the function is single; 2. After use, the detection components cannot be stably hidden and stored, and only the sinking block is lifted into the operation box through the rope, lacking a fixing and supporting structure, which is prone to internal part swinging and collision damage due to shaking during carrying, and is inconvenient and unsafe for carrying work; therefore, the geological geotechnical investigation water level measuring device is proposed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a geological geotechnical investigation water level measuring device to solve the problems in the above-mentioned background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a geological geotechnical investigation water level measuring device, including the bottom is open protection shell of arrangement, the top of protection shell is fixedly connected with U shape handle, the bottom of protection shell is movably clamped with annular hollow floating plate, the bottom is openly arranged in annular hollow floating plate and is fixedly sleeved with the receiving sleeve, the receiving sleeve is movably sleeved with counterweight, the top of protection shell is fixedly installed with the receiving and drawing measuring assembly for the counterweight lowering and lifting on the inner wall, the receiving and drawing measuring assembly is used for the counterweight lowering and lifting, the top support of receiving sleeve is gradually loosened by using the counterweight lowering, receiving sleeve and annular hollow floating plate are used to move down into the measuring hole in the geological geotechnical of the water level to be detected, and annular hollow floating plate moves down to the water surface and is supported by the buoyancy of water and does not move down any more;

[0007] The receiving sleeve is provided with an extrusion touch alarm reminding assembly matched with the counterweight; the extrusion touch alarm reminding assembly is used for extruding and touching the counterweight when the annular hollow floating plate is supported by the buoyancy of water, and automatically alarms and reminds personnel to reach the water level, so that personnel can know the water level distance in time and observe the water level conveniently.

[0008] The bottom of the counterweight is fixedly connected with a water body filtering sampling assembly for integrally sampling water when measuring the water level in the geological geotechnological measuring hole; the water body filtering sampling assembly is used for automatically moving into the water body and automatically filtering and sampling the water body when the counterweight continues to move down alone.

[0009] Preferably, the receiving and drawing measuring assembly comprises two supporting plates fixedly installed on the inner wall of the top of the protection shell, a winding shaft is rotatably installed on the right side of the supporting plate on the left side, a brake motor is fixedly installed on the right side of the supporting plate on the right side and connected with the right end of the winding shaft, a measuring rope is wound on the winding shaft and fixedly connected with the outer side of the top end of the winding shaft, a scale line is arranged on one side of the measuring rope, the bottom end of the measuring rope is movably inserted into the receiving sleeve and fixedly connected with the top of the counterweight, a vertical guide sleeve is fixedly connected with the rear inner wall of the protection shell and movably sleeved on the measuring rope.

[0010] Preferably, the extrusion touch alarm reminding assembly comprises a sound and light alarm and a second storage battery fixedly installed on the top of the receiving sleeve, limit blocks are fixedly connected with the inner walls on both sides of the receiving sleeve, a waterproof touch switch is embeddedly fixed on the top of the limit block on the right side and below the counterweight, the sound and light alarm and the waterproof touch switch are electrically connected with the second storage battery, the sound and light alarm is electrically connected with the waterproof touch switch, and the sound and light alarm, the waterproof touch switch and the second storage battery are sequentially connected to form a loop.

[0011] Preferably, the water body filtering sampling assembly comprises a water collecting box fixedly connected at the bottom of the counterweight, a manual drain valve is fixedly communicated at the bottom of the water collecting box, a plurality of water inlet holes are equidistantly arranged on the outer side of the water collecting box in a ring shape, and a filter screen is fixedly sleeved in each water inlet hole.

[0012] Preferably, the bottom of the protection shell is provided with four clamping grooves, and the top of the annular hollow floating plate is fixedly connected with four positioning clamping blocks equidistantly in a ring shape, and the positioning clamping blocks are movably clamped in the corresponding clamping grooves.

[0013] Preferably, a first storage battery electrically connected with the band brake motor is fixedly installed on the inner wall of the top of the protection shell.

[0014] Preferably, the top of the storage sleeve is provided with a movable perforation in movable contact with the outer side of the measuring rope.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The protection shell, the annular hollow floating plate, the clamping block, the clamping groove, the storage sleeve, the counterweight, the retractable measuring assembly and the extrusion touch alarm reminding assembly are matched, the rock-soil water level can be accurately measured by the automatic alarm reminding mode when being lowered, the phenomenon of too much or too little lowering can be avoided, the measuring structure can be stably stored and hidden after use, the internal structure is prevented from shaking to cause collision and damage during carrying, and the carrying work is convenient and safe.

[0017] 2. The counterweight, the storage sleeve and the water body filtering sampling assembly are matched, the water body can be automatically filtered and sampled when detecting the water level, the sampling work does not need to be separately performed by personnel during the exploration sampling detection, the function effect is increased, the whole use is more convenient, the use convenience is improved, the water body filtering sampling assembly can be integrally stored and protected when being stably stored, the risk of being damaged due to being protruded and being accidentally touched is avoided, the effect of integrally and cooperatively safe application is achieved, and the personnel use is facilitated.

[0018] The utility model is provided with a series of structures, the rock-soil water level can be accurately measured by the automatic alarm reminding mode when being lowered, the water body can be automatically filtered and sampled when detecting the water level, the sampling work does not need to be separately performed by personnel during the exploration sampling detection, the function effect is increased, the whole use is more convenient, the use convenience is improved, the measuring structure can be stably stored and hidden after use, the water body filtering sampling assembly can be integrally stored and protected, the internal structure is prevented from shaking to cause collision and damage during carrying, the carrying work is convenient and safe, the effect of integrally and cooperatively safe application is achieved, and the personnel use is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1A geological geotechnical investigation water level measuring device structure schematic diagram is provided in the utility model.

[0020] Figure 2 For Figure 1 The bottom structure schematic diagram is provided in the utility model.

[0021] Figure 3 A geological geotechnical investigation water level measuring device main view cross section structure schematic diagram is provided in the utility model.

[0022] Figure 4 A geological geotechnical investigation water level measuring device structure schematic diagram in the state of removing the measuring water level and sampling is provided in the utility model.

[0023] In the drawing: 1, protective shell; 101, U-shaped handle; 2, annular hollow floating plate; 201, positioning clamping block; 3, storage sleeve; 301, counterweight block; 302, limiting block; 303, waterproof light touch switch; 304, audible and visual alarm; 4, winding shaft; 401, measuring rope; 402, support plate; 403, brake motor; 404, vertical guide sleeve; 5, water collecting box; 501, manual drain valve; 502, filter screen. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] As Figures 1 to 4As shown, the water level measuring device for geological investigation provided by the embodiment comprises a protection shell 1 with an open bottom, a U-shaped handle 101 fixedly connected to the top of the protection shell 1, and a ring-shaped hollow floating plate 2 movably clamped to the bottom of the protection shell 1. Four clamping grooves are formed in the four sides of the bottom of the protection shell 1, and four positioning clamping blocks 201 are fixedly connected to the top of the ring-shaped hollow floating plate 2 in a ring shape at equal intervals. The positioning clamping blocks 201 are movably clamped in the corresponding clamping grooves, thereby achieving the effect of clamping and positioning the ring-shaped hollow floating plate 2 to prevent shaking when not in use. A receiving sleeve 3 with an open bottom is fixedly sleeved in the ring-shaped hollow floating plate 2, a counterweight 301 is movably sleeved in the receiving sleeve 3, and a receiving and pulling measuring assembly for lowering and lifting the counterweight 301 is fixedly installed on the inner wall of the top of the protection shell 1. The receiving and pulling measuring assembly is used for lowering and lifting the counterweight 301. The counterweight 301 is gradually loosened by the top support force of the receiving sleeve 3, and the receiving sleeve 3 and the ring-shaped hollow floating plate 2 are lowered by their own weight into the measuring hole previously drilled in the geological soil at the water level to be detected. The ring-shaped hollow floating plate 2 is supported by the buoyancy of water and no longer moves downward when it is lowered to the water surface.

[0026] An extrusion touch alarm reminding assembly cooperating with the counterweight 301 is installed on the receiving sleeve 3. When the ring-shaped hollow floating plate 2 is supported by the buoyancy of water, the counterweight 301 that continues to move downward extrudes and touches and automatically alarms and reminds personnel to reach the water level, thereby facilitating personnel to timely know and observe the water level distance.

[0027] A water body filtering and sampling assembly for taking water samples when measuring the water level in the geological soil measuring hole is fixedly connected to the bottom of the counterweight 301. When the counterweight 301 continues to move downward alone, the water body filtering and sampling assembly is automatically moved into the water body and automatically filters and samples the water body.

[0028] Specifically, the retractable pulling measurement assembly comprises two supporting plates 402 fixedly installed on the inner wall of the top of the protection shell 1, a winding shaft 4 rotatably installed on the right side of the left supporting plate 402, wherein the right side of the left supporting plate 402 is fixedly connected with a bearing, the left end of the winding shaft 4 is fixedly connected with a rotating shaft, the inner ring of the bearing is fixedly sleeved with the outer side of the rotating shaft, thereby achieving the effect of rotatably installing the winding shaft 4, an output shaft and a band brake motor 403 fixedly connected with the right end of the winding shaft 4 are fixedly installed on the right side of the right supporting plate 402, the measuring rope 401 with the top fixedly connected with the outer side thereof is wound on the winding shaft 4, the side of the measuring rope 401 is provided with a scale line, the bottom end of the measuring rope 401 is movably inserted into the storage sleeve 3 and fixedly connected with the top of the counterweight block 301, the top of the storage sleeve 3 is provided with a movable perforation movably contacted with the outer side of the measuring rope 401, thereby achieving the effect of allowing the measuring rope 401 to move through, the vertical guide sleeve 404 is fixedly connected with the rear inner wall of the protection shell 1 and movably sleeved on the measuring rope 401, the first storage battery electrically connected with the band brake motor 403 is fixedly installed on the top inner wall of the protection shell 1; the supporting plate 402, the winding shaft 4, the band brake motor 403, the measuring rope 401, the scale line and the vertical guide sleeve 404 are matched, the band brake motor 403 is used to drive the winding shaft 4 to rotate to release or wind the measuring rope 401, the measuring rope 401 is released or wound to lower or lift the counterweight block 301, and the scale line on the side of the measuring rope 401 is used to facilitate personnel to accurately judge the measured water level by watching the scale line.

[0029] Further, the extrusion touch alarm reminding assembly comprises the audible and light alarm 304 and the second storage battery fixedly installed on the top of the storage sleeve 3, the limiting blocks 302 are fixedly connected with the inner walls on both sides of the storage sleeve 3, the waterproof touch switch 303 is embeddedly and fixedly arranged on the top of the limiting block 302 on the right side, wherein the top of the limiting block 302 on the right side is provided with the embedding groove fixedly connected with the bottom of the waterproof touch switch 303, the waterproof touch switch 303 is located below the counterweight block 301, the audible and light alarm 304 and the waterproof touch switch 303 are electrically connected with the second storage battery, the audible and light alarm 304 is electrically connected with the waterproof touch switch 303, and the audible and light alarm 304, the waterproof touch switch 303 and the second storage battery are sequentially connected to form a loop; the audible and light alarm 304, the second storage battery, the limiting block 302 and the waterproof touch switch 303 are matched, when the annular hollow floating plate 2 is supported by the water buoyancy to drive the storage sleeve 3 to stop moving downward and the continuously moving downward counterweight block 301 extrudes and touches the waterproof touch switch 303 downward, the waterproof touch switch 303 controls the audible and light alarm 304 to be turned on, thereby performing audible and light alarm reminding, facilitating personnel to timely know the water level and turn off the band brake motor 403, avoiding the phenomenon that whether the position is reached cannot be judged due to the deep distance, and ensuring the detection accuracy.

[0030] Further, the water body filtering and sampling assembly comprises a water collecting box 5 fixedly connected at the bottom of the counterweight 301, a manual drain valve 501 is in communication with the bottom of the water collecting box 5, a plurality of water inlet holes are arranged at the outer side of the water collecting box 5 in a ring shape at equal intervals, and a filter screen 502 is fixedly sleeved in each water inlet hole; the water collecting box 5, the manual drain valve 501 and the filter screen 502 are matched, when the counterweight 301 continues to move downward in the storage sleeve 3 alone, the storage sleeve 3 also drives the water collecting box 5 to move downward and insert into the water body, at this time, the water is filtered by the plurality of filter screens 502 and then enters the water collecting box 5, the effect of automatically filtering and sampling the water body is realized when the water level is detected, and the sampling work is not needed to be performed by personnel alone when the exploration and sampling detection is performed, and the use convenience is improved.

[0031] The use method of the embodiment is as follows: when the geological and geotechnical investigation water level measuring device is used, first, the forward brake motor 403 is started to drive the winding shaft 4 to rotate and release the measuring rope 401, at this time, under the action of the gravity, the counterweight 301, the storage sleeve 3 and the ring-shaped hollow floating plate 2 move downward, the counterweight 301 drives the bottom end of the measuring rope 401 to move downward, when the ring-shaped hollow floating plate 2 moves to the position of the water body in the geotechnical measurement hole, the ring-shaped hollow floating plate 2 is no longer moved downward under the support of the buoyancy of the water, so that the storage sleeve 3 is no longer moved downward, at this time, the counterweight 301 continues to move downward and slides downward in the storage sleeve 3, when the counterweight 301 moves to the waterproof micro switch 303 alone, the waterproof micro switch 303 is pressed and triggered, the triggered waterproof micro switch 303 controls the sound and light alarm 304 to be turned on and alarm to remind personnel, when the personnel hear the alarm and turn off the brake motor 403, the water level can be accurately judged by observing the scale line on one side of the measuring rope 401, the phenomenon of lowering too much or too little is avoided by the way of automatically alarming to remind personnel when lowering to the water level, and the effect of conveniently and accurately measuring the geotechnical water level is realized;

[0032] When the counterweight 301 moves downward in the storage sleeve 3 alone, the counterweight 301 also drives the water collecting box 5 to move downward and insert into the water body, at this time, the water is filtered by the plurality of filter screens 502 and then enters the water collecting box 5, the effect of automatically filtering and sampling the water body is realized when the water level is detected, the sampling work is not needed to be performed by personnel alone when the exploration and sampling detection is performed, the function effect is increased, the whole use is more convenient, and the use convenience is improved;

[0033] After use, the reverse starting clutch motor 403 drives the winding shaft 4 to wind the measuring rope 401, the measuring rope 401 first pulls the counterweight 301 to move upwards, the counterweight 301 drives the water collecting box 5 to be hidden in the storage sleeve 3, when the counterweight 301 moves to contact the top inner wall of the storage sleeve 3, the storage sleeve 3 is extruded to move upwards, the storage sleeve 3 drives the annular hollow floating plate 2 to move upwards, when moving to a high place, the personnel support the annular hollow floating plate 2 to make the positioning clamping block 201 align with the corresponding clamping groove, when the annular hollow floating plate 2 continues to move upwards, the four positioning clamping blocks 201 are clamped into the corresponding clamping grooves respectively, the measuring structure is protected, the annular hollow floating plate 2 is clamped and positioned, and the counterweight 301 is tightly arranged on the storage sleeve 3, the effect of stably hiding and protecting the measuring structure is achieved, the phenomenon that the internal structure is shaken to cause collision and damage is avoided, the work is conveniently and safely carried, the water body filtering and sampling assembly is integrally protected, the risk that the water body filtering and sampling assembly is protruded and is damaged by mistake is avoided, the effect that the water body filtering and sampling assembly is integrally and cooperatively applied is achieved, and the personnel can discharge the water sample by opening the manual drain valve 501 from the lower part.

[0034] Finally, it should be noted that: the above only preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the person skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the scope of protection of the present application.

Claims

1. A geological survey water level measuring device comprising a protective shell (1) with an open bottom, characterized in that: The top of the protection shell (1) is fixedly connected with a U-shaped handle (101), the bottom of the protection shell (1) is movably clamped with a ring-shaped hollow floating plate (2), the ring-shaped hollow floating plate (2) is fixedly sleeved with a receiving sleeve (3) with an open bottom, the receiving sleeve (3) is movably sleeved with a counterweight (301), a receiving and releasing pulling measuring assembly is fixedly installed on the inner wall of the top of the protection shell (1) and used for lowering and lifting the counterweight (301); The receiving sleeve (3) is provided with an extrusion touch alarm reminding assembly matched with the counterweight (301); The bottom of the counterweight (301) is fixedly connected with a water body filtering sampling assembly used for sampling water when measuring the water level in a geological rock and soil measuring hole.

2. The water level measuring device for geological investigation according to claim 1, characterized in that: The receiving and releasing pulling measuring assembly comprises two supporting plates (402) fixedly installed on the inner wall of the top of the protection shell (1), a winding shaft (4) is rotatably installed on the right side of the supporting plate (402) located on the left side, an output shaft of a holding brake motor (403) is fixedly installed on the right side of the supporting plate (402) located on the right side and is fixedly connected with the right end of the winding shaft (4), a measuring rope (401) with a top end fixedly connected with the outside of the winding shaft (4) is wound on the winding shaft (4), one side of the measuring rope (401) is provided with a scale line, the bottom end of the measuring rope (401) is movably inserted into the receiving sleeve (3) and is fixedly connected with the top of the counterweight (301), a vertical guide sleeve (404) is fixedly connected with the rear inner wall of the protection shell (1) and is movably sleeved on the measuring rope (401).

3. The water level measuring device for geological investigation of rock and soil according to claim 1, characterized in that: The extrusion touch alarm reminding assembly comprises a sound-light alarm (304) and a second storage battery fixedly installed on the top of the receiving sleeve (3), limit blocks (302) are fixedly connected with the inner walls of the two sides of the receiving sleeve (3), a waterproof touch switch (303) is embeddedly and fixedly installed on the top of the limit block (302) located on the right side and is located below the counterweight (301), the sound-light alarm (304) and the waterproof touch switch (303) are electrically connected with the second storage battery, the sound-light alarm (304) is electrically connected with the waterproof touch switch (303), the sound-light alarm (304), the waterproof touch switch (303) and the second storage battery are sequentially connected to form a loop.

4. The water level measuring device for geological investigation according to claim 1, characterized in that: The water body filtering sampling assembly comprises a water collecting box (5) fixedly connected with the bottom of the counterweight (301), a manual drainage valve (501) is fixedly communicated with the bottom of the water collecting box (5), a plurality of water inlet holes are annularly and equidistantly formed in the outside of the water collecting box (5), and filter screens (502) are fixedly sleeved in the water inlet holes.

5. The water level measuring device for geological investigation of rock and soil according to claim 1, characterized in that: The bottom of the protection shell (1) is provided with clamping grooves, four positioning clamping blocks (201) are annularly and equidistantly fixedly connected with the top of the ring-shaped hollow floating plate (2), and the positioning clamping blocks (201) are movably clamped in the corresponding clamping grooves.

6. The water level measuring device for geological investigation of rock and soil according to claim 2, characterized in that: A first storage battery electrically connected with the holding brake motor (403) is fixedly installed on the inner wall of the top of the protection shell (1).

7. The water level measuring device for geological investigation of rock and soil according to claim 2, characterized in that: The top of the receiving sleeve (3) is provided with a movable perforation movably contacted with the outside of the measuring rope (401). The top of the receiving sleeve (3) is provided with a movable perforation movably contacted with the outside of the measuring rope (401).

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