Rock-soil geological investigation depth measuring equipment and use method thereof

Abstract

A depth measuring device for rock and soil geological survey comprises a bobbin, a stay wire is fixedly connected and wound on the bobbin, the stay wire is provided with scales, the depth measuring device comprises a protective cover, the protective cover is provided with a first cavity with the bottom face sunken upwards, a plurality of water permeable holes are formed in the side wall of the protective cover, and the protective cover is fixedly connected to the bottom end of the stay wire; the fixed conductive mechanism comprises an insulating rod, a first conductive sheet and a second conductive sheet; the movable conductive mechanism comprises a supporting rod, a spring and a conductive contact; the indicating mechanism comprises a storage battery, a first indicating lamp and a second indicating lamp; the detection mechanism comprises a fixed rod, a telescopic rod, a floating block and a drop hammer; and the waterproof mechanism is used for sealing the fixed conductive mechanism and the movable conductive mechanism. The floating block and the drop hammer lighten the first indicating lamp and the second indicating lamp respectively, and not only can the water depth be measured, but also the depth of the exploration hole can be measured under the condition that water exists in the exploration hole.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of geological exploration, more particularly, to a rock and soil geological exploration depth measuring device and a use method thereof. BACKGROUND

[0002] The rock and soil engineering exploration work is the basis of engineering design and construction. Whether the exploration work is accurate or not will directly affect the safety, cost of the project, and even the normal use and the service life of the project. The field construction is the vanguard of the exploration work, and the construction quality determines the quality of the entire exploration work. Therefore, the depth measurement of the rock and soil engineering exploration hole is particularly crucial. For example, a patent with publication number CN212432060U discloses a rock and soil geological exploration depth measuring device, which comprises a triangular mounting seat, support frames hingedly connected to the corners of the mounting seat, fixed base plates arranged at the lower ends of each support frame, a protective shell arranged at the middle position of the mounting seat, a microprocessor arranged in the protective shell, a distance sensor electrically connected to the microprocessor, illuminating lamp beads arranged on the outer periphery of the distance sensor, and an adjusting shaft arranged at the connection between the protective shell and the mounting seat. The distance sensor is provided with an infrared distance measuring sensor. In the measuring device, the infrared distance measuring sensor is used to detect the depth of the exploration hole. However, when there is water in the exploration hole, the reflection and refraction of the water surface will cause the infrared detector to fail to detect the bottom end of the exploration hole, resulting in inaccurate measurement of the depth of the exploration hole and affecting the subsequent exploration work. SUMMARY

[0003] The present application aims to provide a rock and soil geological exploration depth measuring device and a use method thereof, which can measure the depth of the hole in addition to the water depth when there is water in the exploration hole.

[0004] The present application is achieved as follows: a rock and soil geological exploration depth measuring device, comprising a spool, the spool is fixedly connected with a pull line, the pull line is provided with a scale, comprising: a protective cover, the protective cover is provided with a first cavity with a concave bottom surface, a plurality of water permeable holes are formed in the side wall of the protective cover, and the protective cover is fixedly connected to the bottom end of the pull line; a fixed conductive mechanism, the fixed conductive mechanism comprises an insulating rod, a first conductive sheet and a second conductive sheet; a movable conductive mechanism, the movable conductive mechanism comprises a support rod, a spring and a conductive contact; an indicating mechanism, the indicating mechanism comprises a battery, a first indicating lamp and a second indicating lamp; a detection mechanism, the detection mechanism comprises a fixed rod, a telescopic rod, a float and a sinker; a waterproof mechanism, the waterproof mechanism is used for sealing the fixed conductive mechanism and the movable conductive mechanism.

[0005] Further, the first and second conductive pieces are fixed to the same side of the insulating rod, the first conductive piece is arranged at the bottom of the second conductive piece, the bottom of the first conductive piece has a spacing with the bottom of the insulating rod, the first conductive piece is electrically connected with a first wire, and the second conductive piece is electrically connected with a second wire.

[0006] Further, the support rod is in the shape of inverted "L", the top of the support rod is provided with a second cavity with inwardly recessed side wall, the spring is fixed in the second cavity, and part of the conductive contact is slidably embedded in the second cavity, the other end of the spring is fixed to the conductive contact, the one end of the spring is electrically connected with a third wire, and the conductive contact is coupled with the first and second conductive pieces respectively.

[0007] Further, one electrode of the storage battery is electrically connected with one end of the first and second indicator lamps respectively, and the other electrode of the storage battery is electrically connected with the third wire.

[0008] Further, the other end of the first indicator lamp is electrically connected with the first wire, and the other end of the second indicator lamp is electrically connected with the second wire.

[0009] Further, the fixing rod and the telescopic rod are both provided with two same rods, the top end of the fixing rod is fixed to the bottom surface of the protective cover, the fixing rod is provided with a third cavity with upwardly recessed bottom surface, the bottom of the third cavity is provided with an opening, a limiting ring is arranged in the opening, the telescopic rod is slidably arranged in the third cavity, the limiting ring is used for limiting the limiting plate from being separated from the fixing rod, and the telescopic rod is provided with a limiting protrusion in the middle.

[0010] Further, the float is in the shape of a cone with the pointed end downward, the bottom end of the support rod is fixed to the top surface of the float, the float is provided with symmetrically arranged sliding holes at two ends, the bottom of the telescopic rod is slidably arranged through the sliding holes, the limiting protrusion is used for limiting the float from being upwardly slid, the spacing between the bottom of the limiting protrusion and the top surface of the float is less than the height of the first conductive piece, and the bottom penetrating end of the telescopic rod is fixed to the top surface of the sinker.

[0011] Further, the waterproof mechanism is a soft waterproof film, the waterproof film is in the hollow cylindrical structure, the waterproof film is arranged between the two fixing rods, the top end of the waterproof film is fixed to the bottom surface of the protective cover, and the bottom surface of the waterproof film is fixed to the top surface of the float.

[0012] Further, the first, second and third wires are wound on the spool, and the storage battery, the first and second indicator lamps are arranged on the side wall of the spool.

[0013] The use method of the rock geology surveying depth measuring device, comprising the following steps:

[0014] Confirm that the plummet and the float are naturally drooping;

[0015] Confirm that the first indicator light and the second indicator light are both off;

[0016] Send and place the detection mechanism connected to the protective cover into the survey hole through the spool;

[0017] When the bottom of the survey hole has water, the float contacts the water and pushes the moving conductive mechanism and makes the conductive contact touch the first conductive sheet to trigger the first indicator light to light up, and the limiting protrusion limits the float from continuing to move upward relative to the telescopic rod, at this time, the reading of the pull line corresponding to the survey hole is recorded, which is the water depth;

[0018] When the plummet contacts the bottom end of the survey hole, the plummet pushes the telescopic rod to move upward and pushes the moving conductive mechanism to move upward through the float, so that the conductive contact touches the second conductive sheet to trigger the second indicator light to light up, at this time, the reading of the pull line corresponding to the survey hole is recorded, which is the survey hole depth.

[0019] Compared with the prior art, the beneficial effects of the present application are:

[0020] 1. In the device, the telescopic rod is slidingly connected to the bottom of the fixed rod, the plummet is fixedly connected to the bottom of the telescopic rod, and the float is slidingly connected to the telescopic rod. When the device is lowered into the survey hole, the float will push the moving conductive mechanism upward relative to the protective cover after contacting the water, so that the conductive contact touches the first conductive sheet and triggers the first indicator light to light up, thereby obtaining the water depth from the scale of the pull line. When the device is continuously lowered to the bottom of the survey hole, the plummet will push the telescopic rod and the float to continue to move upward relative to the protective cover after contacting the hole bottom, and the conductive contact touches the second conductive sheet to trigger the second indicator light to light up, thereby obtaining the hole depth. Therefore, the device can not only measure the water depth but also measure the hole depth in the case of water in the survey hole.

[0021] 2. The waterproof membrane is arranged between the two fixed rods, the top end of the waterproof membrane is fixedly connected to the bottom surface of the protective cover, and the bottom surface of the waterproof membrane is fixedly connected to the top surface of the float. The protective cover, the waterproof membrane and the float seal the insulating rod, the first conductive sheet, the second conductive sheet, the supporting rod, the spring and the conductive contact to avoid the contact of the electronic devices with water, thereby ensuring the normal operation of the device. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a schematic diagram of the overall structure of the rock geology surveying depth measuring device.

[0023] Figure 2 is an exploded view of the rock geology surveying depth measuring device.

[0024] Figure 3is a partial structural sectional view of a rock geology surveying depth measuring device.

[0025] Figure 4 is Figure 3 is an enlarged view at A in the figure.

[0026] Figure 5 is a circuit schematic diagram in a rock geology surveying depth measuring device.

[0027] Label explanation: 1, spool; 11, pull wire; 2, protective cover; 21, water-permeable hole; 3, fixed conductive mechanism; 31, insulating rod; 32, first conductive sheet; 321, first lead wire; 33, second conductive sheet; 331, second lead wire; 4, movable conductive mechanism; 41, support rod; 42, spring; 421, third lead wire; 43, conductive contact; 5, indicating mechanism; 51, battery; 52, first indicating lamp; 53, second indicating lamp; 6, detection mechanism; 61, fixed rod; 611, third cavity; 612, limiting ring; 62, telescopic rod; 621, limiting plate; 622, limiting protrusion; 63, float; 631, sliding hole; 64, sinker; 7, waterproof mechanism. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0029] As Figure 1 shown, a rock geology surveying depth measuring device includes a spool 1, a protective cover 2, a fixed conductive mechanism 3, a movable conductive mechanism 4, an indicating mechanism 5, a detection mechanism 6, and a waterproof mechanism 7.

[0030] The pull wire 11 is wound on the spool 1, and the pull wire 11 is provided with a scale line. The scale line is used to indicate the survey hole depth, and the scale value increases from bottom to top.

[0031] The protective cover 2 is provided with a first cavity with a concave bottom surface, and a plurality of water-permeable holes 21 are formed in the sidewall of the protective cover 2. The top end of the protective cover 2 is fixed to the bottom end of the pull wire 11.

[0032] The fixed conductive mechanism 3 comprises an insulating rod 31, a first conductive sheet 32 and a second conductive sheet 33, the insulating rod 31 is made of insulating material, the insulating rod 31 is vertically arranged, the first conductive sheet 32 and the second conductive sheet 33 are fixedly connected to the same side of the insulating rod 31 from bottom to top, the first conductive sheet 32 and the second conductive sheet 33 are adjacent but not in contact, the first conductive sheet 32 has a spacing with the bottom end of the insulating rod 31, the first conductive sheet 32 is electrically connected with a first wire 321, and the second conductive sheet 33 is electrically connected with a second wire 331.

[0033] The mobile conductive mechanism 4 comprises a support rod 41, a spring 42 and a conductive contact 43, the support rod 41 is in the shape of inverted "L", the support rod 41 is provided with a second cavity with inwardly recessed side wall at the top, the spring 42 is arranged in the cavity and one end of the spring 42 is fixedly connected to the inner wall of the cavity, one end of the conductive contact 43 is slidingly embedded in the second cavity, the other end of the spring 42 is fixedly connected to the penetrating end of the conductive contact 43, the spring 42 and the conductive contact 43 are both conductive, one end of the spring 42 is electrically connected with a third wire 421, and the third wire 421 is penetrated out of the support rod 41.

[0034] The first wire 321, the second wire 331 and the third wire 421 are all penetrated out of the top end of the protective cover 2 and are parallelly wound on the spool 1 with the pull wire 11, and the positions of the first wire 321, the second wire 331 and the third wire 421 penetrated out of the protective cover 2 are waterproofly sealed by sealing glue.

[0035] The indicating mechanism 5 comprises a storage battery 51, a first indicating lamp 52 and a second indicating lamp 53, one electrode of the storage battery 51 is electrically connected to one end of the first indicating lamp 52 and the second indicating lamp 53 respectively, the other end of the storage battery 51 is electrically connected to the third wire 421, the other end of the first indicating lamp 52 is electrically connected to the first wire 321, the other end of the second indicating lamp 53 is electrically connected to the second wire 331, and the storage battery 51, the first indicating lamp 52 and the second indicating lamp 53 are all arranged on the side wall of the spool 1.

[0036] The detection mechanism 6 comprises two fixed rods 61, two telescopic rods 62, a float 63 and a sinker 64. The fixed rods 61 and the telescopic rods 62 are both provided with two rods. The top end of the fixed rod 61 is fixedly connected to the bottom surface of the protective cover 2. The fixed rod 61 is provided with a third cavity 611 which is concave upward. The bottom of the third cavity 611 is provided with an opening. A limiting ring 612 is arranged in the opening. The telescopic rod 62 is slidably arranged in the third cavity 611. The top end of the telescopic rod 62 is provided with a limiting plate 621 which is slidably arranged in the third cavity 611. The limiting ring 612 is used to limit the limiting plate 621 from being separated from the fixed rod 61. The telescopic rod 62 is provided with a limiting protrusion 622 in the middle. The float 63 is provided as a conical body with the tip downward. The density of the float 63 is less than that of water. The bottom end of the support rod 41 is fixedly connected to the top surface of the float 63. The float 63 is provided with two symmetrical slide holes 631 at the two ends. The bottom ends of the two telescopic rods 62 are slidably arranged in the slide holes 631. The limiting protrusion 622 is used to limit the float 63 from being slid upward. The distance between the bottom of the limiting protrusion 622 and the top surface of the float 63 is less than the height of the first conductive sheet 32. The bottom of the telescopic rod 62 is fixedly connected to the top surface of the sinker 64. The gravity of the sinker 64 is greater than the buoyancy of the float 63. In the natural state of the float 63 and the sinker 64, the conductive contact 43 is located between the first conductive sheet 32 and the bottom end of the insulating rod 31. When the float 63 is moved upward and adheres to the limiting protrusion 622, the conductive contact 43 is in contact with the first conductive sheet 32. When the sinker 64 is continuously pushed upward, the conductive contact 43 is in contact with the second conductive sheet 33. In the device, the telescopic rod 62 is slidably connected to the bottom of the fixed rod 61. The sinker 64 is fixedly connected to the bottom of the telescopic rod 62. The float 63 is slidably connected to the telescopic rod 62. When the device is lowered into the survey hole, the float 63 will push the movable conductive mechanism 4 upward relative to the protective cover 2 after contacting water, so that the conductive contact 43 is in contact with the first conductive sheet 32 and triggers the first indicator lamp 52 to light up, so that the depth of water is obtained from the scale of the pull wire 11. When the device is continuously lowered to the bottom of the survey hole, the sinker 64 will push the telescopic rod 62 and the float 63 to continuously move upward relative to the protective cover 2 after contacting the hole bottom, so that the conductive contact 43 is in contact with the second conductive sheet 33 and triggers the second indicator lamp 53 to light up, so that the depth of the hole is obtained. Therefore, the device can not only measure the water depth but also measure the depth of the hole when there is water in the survey hole.

[0037] The waterproof mechanism 7 is a soft waterproof film. The waterproof film is a hollow cylindrical mechanism. The waterproof film is arranged between the two fixed rods 61. The top end of the waterproof film is fixedly connected to the bottom surface of the protective cover 2. The bottom surface of the waterproof film is fixedly connected to the top surface of the float 63. The protective cover 2, the waterproof film and the float 63 seal the insulating rod 31, the first conductive sheet 32, the second conductive sheet 33, the support rod 41, the spring 42 and the conductive contact 43 to avoid the contact between the electronic devices and water, so as to ensure the normal operation of the device.

[0038] The measuring method of the rock geology surveying depth measuring device of the embodiment is measured by the rock geology surveying depth measuring device, and includes the following steps.

[0039] Confirm that the plumb bob 64 and the float 63 are naturally drooping;

[0040] Confirm that the first indicator light 52 and the second indicator light 53 are both in an off state;

[0041] Send the detection mechanism 6 connected to the protective cover 2 into the survey hole through the spool 1;

[0042] When the bottom of the survey hole has water, the float 63 contacts the water, pushes the moving conductive mechanism 4, and makes the conductive contact 43 contact the first conductive sheet 32 to trigger the first indicator light 52 to light up, and the limiting protrusion 622 limits the float 63 from continuing to move upward relative to the telescopic rod 62, at this time, the reading of the pull line 11 corresponding to the survey hole is recorded as the water level depth;

[0043] When the plumb bob 64 contacts the bottom end of the survey hole, the plumb bob 64 pushes the telescopic rod 62 to move upward, and the float 63 pushes the moving conductive mechanism 4 to move upward, so that the conductive contact 43 contacts the second conductive sheet 33 to trigger the second indicator light 53 to light up, at this time, the reading of the pull line 11 corresponding to the survey hole is recorded as the survey hole depth.

[0044] Finally, it should be noted that: the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A depth measuring device for rock and soil geological exploration, comprising a spool (1), wherein a pull wire (11) is fixedly wound around the spool (1), and the pull wire (11) is provided with a scale, characterized in that... ,include: The protective cover (2) has a first cavity with its bottom surface recessed upwards, and the side wall of the protective cover (2) has several water-permeable holes (21). The protective cover (2) is fixed to the bottom end of the pull wire (11). A fixed conductive mechanism (3) is provided, comprising an insulating rod (31), a first conductive sheet (32), and a second conductive sheet (33). The movable conductive mechanism (4) includes a support rod (41), a spring (42), and a conductive contact (43); Indicator (5), the indicator (5) includes a battery (51), a first indicator light (52) and a second indicator light (53); The detection mechanism (6) includes a fixed rod (61), a telescopic rod (62), a float (63), and a plumb bob (64); Waterproof mechanism (7) is used to seal the fixed conductive mechanism (3) and the movable conductive mechanism (4).

2. The rock and soil geological exploration depth measurement equipment according to claim 1, characterized in that: The first conductive sheet (32) and the second conductive sheet (33) are fixed to the same side of the insulating rod (31). The first conductive sheet (32) is located at the bottom of the second conductive sheet (33). The bottom of the first conductive sheet (32) and the bottom of the insulating rod (31) are spaced apart. The first conductor (321) is electrically connected to the first conductor (321), and the second conductive sheet (33) is electrically connected to the second conductor (331).

3. The rock and soil geological exploration depth measurement equipment according to claim 2, characterized in that: The support rod (41) is inverted "L" shape. The top of the support rod (41) is provided with a second cavity with the side wall recessed inward. The spring (42) is fixed in the second cavity. Part of the conductive contact (43) is slidably embedded in the second cavity. The other end of the spring (42) is fixed to the conductive contact (43). One end of the spring (42) is electrically connected to a third wire (421). The conductive contact (43) is coupled to the first conductive sheet (32) and the second conductive sheet (33) respectively.

4. The rock and soil geological exploration depth measurement equipment according to claim 3, characterized in that: One electrode of the battery (51) is electrically connected to one end of the first indicator light (52) and the second indicator light (53), and the other electrode of the battery (51) is electrically connected to the third wire (421).

5. The rock and soil geological exploration depth measurement equipment according to claim 4, characterized in that: The other end of the first indicator light (52) is electrically connected to the first wire (321), and the other end of the second indicator light (53) is electrically connected to the second wire (331).

6. The rock and soil geological exploration depth measurement equipment according to claim 5, characterized in that: Both the fixed rod (61) and the telescopic rod (62) are provided with two identical rods. The top end of the fixed rod (61) is fixed to the bottom surface of the protective cover (2). The fixed rod (61) is provided with a third cavity (611) with its bottom surface recessed upwards. The bottom of the third cavity (611) is provided with an opening. A limiting ring (612) is provided in the opening. The telescopic rod (62) slides into the third cavity (611). The top end of the telescopic rod (62) is provided with a limiting plate (621). The limiting plate (621) is slidably disposed in the third cavity (611). The limiting ring (612) is used to restrict the limiting plate (621) from detaching from the fixed rod (61). A limiting protrusion (622) is provided in the center of the telescopic rod (62).

7. The rock and soil geological exploration depth measurement equipment according to claim 6, characterized in that: The float (63) is a cone-shaped body with its tip pointing downwards. The bottom end of the support rod (41) is fixed to the top surface of the float (63). The float (63) has symmetrical sliding holes (631) at both ends. The bottom of the telescopic rod (62) slides through the sliding hole (631). The limiting protrusion (622) is used to restrict the float (63) from sliding upwards. The distance between the bottom of the limiting protrusion (622) and the top surface of the float (63) is less than the height of the first conductive sheet (32). The bottom end of the telescopic rod (62) is fixed to the top surface of the hammer (64).

8. The rock and soil geological exploration depth measurement equipment according to claim 7, characterized in that: The waterproofing mechanism (7) is a soft waterproof membrane with a hollow cylindrical structure. The waterproof membrane is located between the two fixed rods (61). The top of the waterproof membrane is fixed to the bottom surface of the protective cover (2), and the bottom surface of the waterproof membrane is fixed to the top surface of the floating block (63).

9. The rock and soil geological exploration depth measurement equipment according to claim 8, characterized in that: The first conductor (321), the second conductor (331) and the third conductor (421) are wound around the spool (1), and the battery (51), the first indicator light (52) and the second indicator light (53) are located on the side wall of the spool (1).

10. A method of using a rock and soil geological exploration depth measurement device according to any one of claims 1-9, characterized in that, Includes the following steps: Confirm that the plumb bob (64) and the float (63) are both hanging down naturally; Confirm that both the first indicator light (52) and the second indicator light (53) are off; The detection mechanism (6) connected to the protective cover (2) is fed into the exploration hole through the spool (1); When there is water at the bottom of the exploration hole, the float (63) pushes the moving conductive mechanism (4) after contacting the water and makes the conductive contact (43) contact the first conductive piece (32) to trigger the first indicator light (52) to light up. The limiting protrusion (622) restricts the float (63) from continuing to move upward relative to the telescopic rod (62). At this time, the reading of the pull line (11) corresponding to the exploration hole is recorded as the water level depth. When the hammer (64) touches the bottom of the exploration hole, the hammer (64) pushes the telescopic rod (62) to move upward and pushes the moving conductive mechanism (4) to move upward through the float (63), so that the conductive contact (43) contacts the second conductive plate (33) and triggers the second indicator light (53) to light up. At this time, the reading of the pull wire (11) corresponding to the exploration hole is recorded as the exploration hole depth.

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