CN115657113B - Underground space geological structure detection device - Google Patents
Underground space geological structure detection device Download PDFInfo
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- CN115657113B CN115657113B CN202211671371.3A CN202211671371A CN115657113B CN 115657113 B CN115657113 B CN 115657113B CN 202211671371 A CN202211671371 A CN 202211671371A CN 115657113 B CN115657113 B CN 115657113B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
Abstract
The invention discloses a detection device for a geological structure of an underground space, and belongs to the technical field of geological structure detection. An underground spatial geological structure exploration apparatus comprising: a drill rod detection frame; the knocking hammer is connected to the drill rod detection frame in a reciprocating sliding mode; the drill rod is connected to the drill rod detection frame in a sliding mode; the recording plates are fixedly connected to the drill rod detection frame and symmetrically arranged on two sides of the drill rod; the recording pen is connected to the drill rod in a sliding mode and matched with the recording board; the lower sliding cavity and the upper sliding cavity are arranged on the drill rod; the lower sliding cavity is connected with a lower sliding seat in a sliding manner, and the upper sliding cavity is connected with an upper sliding seat in a sliding manner; according to the invention, the recording pen and the recording plate are arranged, so that the position of the drill rod moving downwards can be conveniently recorded, the data can be conveniently collected, and the downward movement distance of the drill rod under the communicated knocking times can be known through the lower sliding cavity and the upper sliding cavity, so that the soil compaction degree can be conveniently judged, and the judgment accuracy is improved.
Description
Technical Field
The invention relates to the technical field of geological structure detection, in particular to a detection device for a geological structure of an underground space.
Background
The drill rod detection is also called as light dynamic penetration test, namely after the excavation of the foundation pit reaches the designed elevation, the soil layer below the bottom surface of the foundation pit is detected according to the regulations, the hardness and softness of the soil are judged, and whether a pit hole, an ancient tomb, an ancient well, an air defense shelter, an underground buried object and the like exist is detected;
the drill rod detection is to use a steel bar as a steel drill rod, the drill rod tip is in a 60-degree conical shape, a scale is made every 300mm, when the drill rod detection is carried out, a heavy hammer with the mass of 10Kg is used for driving the steel drill rod into the soil, the drop hammer is 500mm high, the hammering number of every 300mm is recorded, and the hardness condition of the soil can be judged according to the hammering number;
therefore, when the drill rod is detected, the falling depth of the drill rod tip needs to be observed constantly, the number of times of knocking is counted, if the observation is not timely or the number is wrong, the soft and hard conditions of the soil are judged mistakenly, and the detection result is influenced.
Disclosure of Invention
The invention aims to solve the problems that the falling depth of a drill bit tip needs to be observed constantly, the number of times of knocking needs to be counted, and if the observation is not timely or the number is wrong, the judgment of the hardness and softness conditions of soil is wrong, and the detection result is influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
an underground spatial geological structure exploration apparatus comprising: a drill rod detection frame; the knocking hammer is connected to the drill rod detection frame in a reciprocating sliding mode; the drill rod is connected to the drill rod detection frame in a sliding mode; the recording plates are fixedly connected to the drill rod detection frame and symmetrically arranged on two sides of the drill rod; the recording pen is connected to the drill rod in a sliding mode and matched with the recording board; the lower sliding cavity and the upper sliding cavity are arranged on the drill rod; the lower sliding cavity is connected with a lower sliding seat in a sliding manner, the upper sliding cavity is connected with an upper sliding seat in a sliding manner, and the upper sliding seat is extruded to move downwards when the knocking hammer is attached to the upper sliding seat, so that gas in the upper sliding cavity enters the lower sliding cavity, and the recording pen is attached to the recording board in a sliding manner.
In order to facilitate inflation of the lower sliding cavity, preferably, an upper sliding spring is arranged in the upper sliding cavity, two ends of the upper sliding spring are respectively and fixedly connected to the upper sliding seat and the drill rod, the upper sliding cavity is communicated with an air inlet pipe and an air outlet pipe, the air outlet pipe is communicated with the lower sliding cavity, and the air outlet pipe and the air inlet pipe are respectively provided with a one-way valve.
In order to facilitate the gas in the lower sliding cavity to be discharged, preferably, an exhaust cavity is arranged on the drill rod and is communicated with the lower sliding cavity, the other end of the exhaust cavity faces the recording pen, a return spring is sleeved on the recording pen, and two ends of the return spring are fixedly connected to the recording pen and the drill rod respectively.
Preferably, the drill rod is provided with a lower limiting cavity and an upper limiting cavity, the lower limiting cavity is communicated with the upper limiting cavity through a communicating pipe, the lower limiting cavity is connected with a lower limiting plate in a sliding mode, the lower limiting plate is attached to the recording pen, a lower reset pull rope is fixedly connected to the lower limiting plate, the other end of the lower reset pull rope is fixedly connected to the lower limiting plate, the upper limiting cavity is connected with an upper limiting plate in a sliding mode, the upper limiting plate is fixedly connected with an upper reset pull rope, the other end of the upper reset pull rope is fixedly connected to the drill rod, and the upper limiting plate is matched with the lower sliding seat.
Preferably, an exhaust through pipe is arranged on the drill rod and is communicated with the exhaust cavity.
In order to facilitate the sliding of the knocking hammer, preferably, a driving motor is fixedly connected to the drill rod detection frame, a reciprocating lead screw is fixedly connected to the output end of the driving motor, a reciprocating slide plate is in threaded connection with the reciprocating lead screw, the reciprocating slide plate is magnetically attracted with the knocking hammer, a guide rod is fixedly connected to the drill rod detection frame, the reciprocating slide plate and the knocking hammer are in sliding connection with the guide rod, and a limiting rod is connected to the drill rod detection frame.
In order to facilitate the adjustment of the position of the limiting rod, preferably, the drill rod detection frame is fixedly connected with a limiting frame, the limiting frame is rotatably connected with a rotating lead screw, the rotating lead screw is in threaded connection with the limiting rod, the limiting rod is attached to the drill rod detection frame, and a rotating head is fixedly connected to the rotating lead screw.
Preferably, be equipped with on the spacing and rotate the chamber, rotate fixedly connected with flabellum on the lead screw, the flabellum rotates to be connected and rotates the intracavity, the exhaust siphunculus runs through and rotates the chamber.
In order to facilitate reading, preferably, a recording paper is detachably connected to the recording plate, and the recording paper is provided with scale marks.
Preferably, the magnetic block is magnetically attracted on the recording plate, and the recording paper is located between the magnetic block and the recording plate.
Compared with the prior art, the invention provides a detection device for a geological structure of an underground space, which has the following beneficial effects:
the device is characterized in that the device comprises a drill rod, a recording pen and a recording plate, wherein the recording pen and the recording plate are arranged on the drill rod, the lower sliding cavity and the upper sliding cavity are arranged on the recording pen, the lower sliding cavity and the upper sliding cavity are arranged on the recording plate, the lower sliding cavity and the upper sliding cavity are respectively provided with a plurality of grooves, the upper sliding cavity and the lower sliding cavity are respectively provided with a plurality of grooves, the grooves are arranged on the upper sliding cavity and the lower sliding cavity, the grooves are respectively provided with a plurality of grooves, and the grooves are respectively provided with a plurality of grooves.
Drawings
FIG. 1 is a first schematic structural diagram of a device for detecting a geological structure of an underground space according to the present invention;
FIG. 2 is a schematic structural diagram II of a device for detecting a geological structure of an underground space according to the present invention;
FIG. 3 is a schematic structural diagram of part A in FIG. 2 of a device for detecting geologic structures in a subsurface space according to the present invention;
fig. 4 is a schematic structural diagram of a portion B in fig. 2 of a device for detecting geologic structures in a subsurface space according to the present invention;
FIG. 5 is a schematic structural diagram of a portion C in FIG. 2 of a device for detecting geologic structures in a subsurface space according to the present invention;
FIG. 6 is a schematic structural diagram of a limiting frame of the underground space geological structure detection device provided by the invention;
fig. 7 is a schematic structural diagram of a recording plate of an underground space geological structure detection device according to the present invention.
In the figure: 1. a drill rod detection frame; 2. a drive motor; 201. a reciprocating screw rod; 202. a reciprocating slide plate; 203. a guide bar; 204. knocking hammers; 3. a limiting frame; 301. rotating the screw rod; 302. a fan blade; 303. a rotation chamber; 304. rotating the head; 305. a limiting rod; 4. a drill rod; 401. an upper sliding chamber; 4011. an air inlet pipe; 4012. an air outlet pipe; 402. an upper sliding seat; 403. an upper slide spring; 5. a lower sliding chamber; 501. a lower sliding seat; 502. an exhaust chamber; 5021. an exhaust pipe; 503. a stylus pen; 504. a return spring; 505. a lower limiting plate; 506. a lower reset pull rope; 507. a lower limit cavity; 6. an upper limit cavity; 601. an upper limiting plate; 602. an upper reset pull rope; 603. a communicating pipe; 7. a recording plate; 701. recording paper; 702. a magnetic block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-7, a subsurface space geological structure exploration apparatus, comprising: a drill rod detection frame 1; a knocking hammer 204 connected to the drill rod bracket 1 in a reciprocating sliding manner; a drill rod 4 connected to the drill rod detecting frame 1 in a sliding manner; the recording plates 7 fixedly connected to the drill rod detection frame 1 are symmetrically arranged on two sides of the drill rod 4; a recording pen 503 which is connected with the drill rod 4 in a sliding way and is matched with the recording plate 7; a lower sliding cavity 5 and an upper sliding cavity 401 which are arranged on the drill rod 4; the lower sliding seat 501 is slidably connected to the lower sliding cavity 5, the upper sliding seat 402 is slidably connected to the upper sliding cavity 401, and the upper sliding seat 402 is pressed to move downwards when the knocking hammer 204 is attached to the upper sliding seat 402, so that the gas in the upper sliding cavity 401 enters the lower sliding cavity 5, and the recording pen 503 is made to slide and attach to the recording plate 7.
An upper sliding spring 403 is arranged in the upper sliding cavity 401, two ends of the upper sliding spring 403 are respectively and fixedly connected to the upper sliding seat 402 and the drill rod 4, the upper sliding cavity 401 is communicated with an air inlet pipe 4011 and an air outlet pipe 4012, the air outlet pipe 4012 is communicated with the lower sliding cavity 5, and the air outlet pipe 4012 and the air inlet pipe 4011 are respectively provided with a one-way valve.
An exhaust cavity 502 is arranged on the drill rod 4, the exhaust cavity 502 is communicated with the lower sliding cavity 5, the other end of the exhaust cavity 502 faces the recording pen 503, the recording pen 503 is sleeved with a return spring 504, and two ends of the return spring 504 are respectively and fixedly connected to the recording pen 503 and the drill rod 4;
when the device is used, when the knocking hammer 204 moves downwards to hammer the drill rod 4, the knocking hammer 204 is firstly attached to the upper sliding seat 402, presses the upper sliding seat 402 to move downwards, compresses the upper sliding spring 403, and discharges the gas in the upper sliding cavity 401 into the lower sliding cavity 5 from the gas outlet pipe 4012 so as to push the lower sliding seat 501 to move downwards;
when the upper sliding seat 402 is completely slid into the upper sliding cavity 401, the knocking hammer 204 can knock the drill rod 4 to move downwards;
when the knocking hammer 204 moves upwards, the knocking hammer is separated from the drill rod 4, the upper sliding seat 402 moves upwards to reset under the action of the upper sliding spring 403, and the upper sliding cavity 401 is replenished by pumping outside air through the air inlet pipe 4011;
when the lower sliding seat 501 moves downward, the air at the lower end of the lower sliding seat 501 is squeezed, so that the air pressure is increased, the recording pen 503 can be pushed to slide, the return spring 504 is compressed, and the recording pen 503 records on the recording plate 7.
A lower limiting cavity 507 and an upper limiting cavity 6 are arranged on the drill rod 4, the lower limiting cavity 507 is communicated with the upper limiting cavity 6 through a communicating pipe 603, a lower limiting plate 505 is connected in the lower limiting cavity 507 in a sliding manner, the lower limiting plate 505 is attached to the recording pen 503, a lower reset pull rope 506 is fixedly connected to the lower limiting plate 505, the other end of the lower reset pull rope 506 is fixedly connected to the lower limiting plate 505, an upper limiting plate 601 is connected in the upper limiting cavity 6 in a sliding manner, an upper reset pull rope 602 is fixedly connected to the upper limiting plate 601, the other end of the upper reset pull rope 602 is fixedly connected to the drill rod 4, and the upper limiting plate 601 is matched with the lower sliding seat 501;
the sliding of the recording pen 503 is limited by the arranged lower limiting plate 505;
and then the gas in the lower sliding chamber 5 is continuously extruded, after the knocking hammer 204 knocks for a period of time, the lower sliding seat 501 moves down to be attached to the upper limiting plate 601, so that the lower sliding seat 501 extrudes the upper limiting plate 601 to slide, namely, the gas in the upper limiting chamber 6 enters the lower limiting chamber 507 through the communicating pipe 603, so that the lower limiting plate 505 moves up, the recording pen 503 is not clamped at the moment, and the recording pen 503 is convenient to slide and record, namely, after the knocking hammer 204 knocks for a certain number of times, the recording pen 503 can record the current position of the drill rod 4, and after the recording for a plurality of times, the downward movement distance of the drill rod 4 under the number of communicated knocking times can be known, so that the soil compaction degree can be judged conveniently.
An exhaust through pipe 5021 is arranged on the drill rod 4, and the exhaust through pipe 5021 is communicated with the exhaust cavity 502;
when the exhaust cavity 502 of the lower sliding cavity 5 is communicated with the exhaust through pipe 5021, the gas in the lower sliding cavity 5 is released, and then the gas in the lower sliding cavity 5 returns to normal, so that the lower sliding seat 501 can move downwards subsequently.
The drill rod detection frame 1 is fixedly connected with a driving motor 2, the output end of the driving motor 2 is fixedly connected with a reciprocating screw rod 201, a reciprocating slide plate 202 is in threaded connection with the reciprocating screw rod 201, the reciprocating slide plate 202 and a knocking hammer 204 are magnetically attracted, a guide rod 203 is fixedly connected with the drill rod detection frame 1, the reciprocating slide plate 202 and the knocking hammer 204 are connected onto the guide rod 203 in a sliding mode, and the drill rod detection frame 1 is connected with a limiting rod 305;
when the driving motor 2 works, the reciprocating screw rod 201 is driven to rotate, and at the moment, the reciprocating sliding plate 202 reciprocates on the reciprocating screw rod 201 under the action of the guide rod 203;
when the reciprocating sliding plate 202 moves downwards, the knocking hammer 204 is gradually attached to the reciprocating sliding plate 202, and at the moment, under the action of magnetic attraction, the knocking hammer 204 is attached to the reciprocating sliding plate 202;
when the reciprocating slide plate 202 moves upwards, the knocking hammer 204 is pulled to move upwards, when the knocking hammer 204 is attached to the limiting rod 305, the sliding is limited, and further, when the reciprocating slide plate 202 continues to move upwards, the reciprocating slide plate 202 is separated from the knocking hammer 204, and the knocking hammer 204 falls under the action of the gravity of the self to knock the drill rod 4.
The drill rod detection frame 1 is fixedly connected with a limiting frame 3, the limiting frame 3 is rotatably connected with a rotating lead screw 301, the rotating lead screw 301 is in threaded connection with a limiting rod 305, the limiting rod 305 is arranged in a square shape, the limiting rod 305 is attached to the drill rod detection frame 1, and a rotating head 304 is fixedly connected to the rotating lead screw 301;
the position of the limiting rod 305 can be adjusted by rotating the rotary screw rod 301, so that the falling position of the knocking hammer 204 can be adjusted conveniently.
Be equipped with on spacing 3 and rotate chamber 303, rotate fixedly connected with flabellum 302 on the lead screw 301, flabellum 302 rotates to be connected in rotating chamber 303, and exhaust siphunculus 5021 runs through and rotates chamber 303, and after accomplishing a record, drill rod 4 can move down one end distance, can adjust the gag lever post 305 and move down this moment, finely tunes the whereabouts position of knocking hammer 204 for when strikeing many times, the interval between knocking hammer 204 and the drill rod 4 is the same.
Recording paper 701 is detachably connected to the recording plate 7, and scale marks are arranged on the recording paper 701, so that reading after recording is facilitated.
The magnetic block 702 is magnetically attracted on the recording plate 7, and the recording paper 701 is located between the magnetic block 702 and the recording plate 7, so that the recording paper 701 is conveniently fixed on the recording plate 7, and the recording paper 701 is conveniently taken out to facilitate measurement.
Example 2:
referring to fig. 1-7, a geological structure detection device of underground space, when a driving motor 2 works, will drive a reciprocating screw 201 to rotate, at this time a reciprocating slide plate 202 reciprocates on the reciprocating screw 201 under the action of a guide rod 203;
when the reciprocating sliding plate 202 moves downwards, the knocking hammer 204 is gradually attached to the reciprocating sliding plate 202, and at the moment, under the action of magnetic attraction, the knocking hammer 204 is attached to the reciprocating sliding plate 202;
when the reciprocating sliding plate 202 moves upwards, the knocking hammer 204 is pulled to move upwards, when the knocking hammer 204 is attached to the limiting rod 305, the knocking hammer is limited to slide, and further when the reciprocating sliding plate 202 continues to move upwards, the reciprocating sliding plate 202 is separated from the knocking hammer 204, and the knocking hammer 204 falls under the action of self gravity to knock the drill rod 4;
when the knocking hammer 204 moves downwards to hammer the drill rod 4, the knocking hammer 204 is firstly attached to the upper sliding seat 402, presses the upper sliding seat 402 to move downwards, compresses the upper sliding spring 403, and discharges the gas in the upper sliding cavity 401 into the lower sliding cavity 5 from the gas outlet pipe 4012 so as to push the lower sliding seat 501 to move downwards;
when the upper sliding seat 402 is completely slid into the upper sliding cavity 401, the knocking hammer 204 can knock the drill rod 4 to move downwards;
when the knocking hammer 204 moves upwards, the knocking hammer is separated from the drill rod 4, the upper sliding seat 402 moves upwards to reset under the action of the upper sliding spring 403, and the upper sliding cavity 401 is replenished by pumping outside air through an air inlet pipe 4011;
when the lower sliding seat 501 moves downwards, the sliding of the recording pen 503 is limited by the arranged lower limiting plate 505;
then, the gas in the lower sliding cavity 5 is continuously extruded, after the knocking hammer 204 knocks for a period of time, the lower sliding seat 501 moves downwards to be attached to the upper limiting plate 601, so that the lower sliding seat 501 extrudes the upper limiting plate 601 to slide, namely, the gas in the upper limiting cavity 6 enters the lower limiting cavity 507 through the communicating pipe 603, so that the lower limiting plate 505 moves upwards, the recording pen 503 is not clamped at the moment, and the recording pen 503 is convenient to slide and record, namely, after the knocking hammer 204 knocks for a certain number of times, the recording pen 503 records the current position of the drill rod 4, and after the recording for a plurality of times, the downward movement distance of the drill rod 4 under the connected knocking times can be known, so that the soil compaction degree can be judged conveniently;
when the exhaust cavity 502 of the lower sliding cavity 5 is communicated with the exhaust through pipe 5021, the gas in the lower sliding cavity 5 is released, and the gas in the lower sliding cavity 5 is recovered to be normal, so that the lower sliding seat 501 can move downwards subsequently;
according to the invention, the recording pen 503 and the recording plate 7 are arranged, so that the position of the drill rod 4 moving downwards can be conveniently recorded, the data can be conveniently collected, and the lower sliding cavity 5 and the upper sliding cavity 401 can be used for knowing the downward moving distance of the drill rod 4 under the communicated knocking times, so that the soil compaction degree can be conveniently judged, and the judgment accuracy is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An underground space geological structure exploration device, comprising: a drill rod detection frame (1); the knocking hammer (204) is connected to the drill rod detection frame (1) in a reciprocating sliding mode; a drill rod (4) which is connected to the drill rod detection frame (1) in a sliding manner; the recording plates (7) are fixedly connected to the drill rod detection frame (1) and are symmetrically arranged on two sides of the drill rod (4); the recording pen (503) is connected to the drill rod (4) in a sliding mode and is matched with the recording plate (7); a lower sliding cavity (5) and an upper sliding cavity (401) which are arranged on the drill rod (4); the recording pen comprises a lower sliding cavity (5), an upper sliding seat (401), a knocking hammer (204), an upper sliding seat (402), an upper sliding spring (403), an upper sliding spring (4012), a check valve and a gas inlet pipe (4012), wherein the lower sliding seat (501) is connected in the lower sliding cavity (5) in a sliding mode, the upper sliding seat (402) is connected in the upper sliding cavity (401) in a sliding mode, the knocking hammer (204) is attached to the upper sliding seat (402) in a sliding mode, the upper sliding seat (402) moves downwards to enable gas in the upper sliding cavity (401) to enter the lower sliding cavity (5) to enable a recording pen (503) to slide and be attached to a recording plate (7), the upper sliding cavity (401) is internally provided with the upper sliding spring (403), two ends of the upper sliding spring (403) are fixedly connected to the upper sliding seat (402) and a drill rod (4) respectively, the upper sliding cavity (401) is communicated with the gas inlet pipe (4011) and the gas outlet pipe (4012), the lower sliding cavity (5) is communicated with the gas outlet pipe (4012) and the gas inlet pipe (4011) respectively;
an exhaust cavity (502) is formed in the drill rod (4), the exhaust cavity (502) is communicated with the lower sliding cavity (5), the other end of the exhaust cavity (502) faces towards a recording pen (503), a reset spring (504) is sleeved on the recording pen (503), two ends of the reset spring (504) are fixedly connected to the recording pen (503) and the drill rod (4) respectively, when the hammer (204) moves downwards to hammer the drill rod (4), the hammer (204) can be firstly attached to the upper sliding seat (402), the upper sliding seat (402) is extruded to move downwards, the upper sliding spring (403) is compressed, and gas in the upper sliding cavity (401) is discharged into the lower sliding cavity (5) from the gas outlet pipe (4012) to push the lower sliding seat (501) to move downwards; when the upper sliding seat (402) is completely slid into the upper sliding cavity (401), the knocking hammer (204) can knock the drill rod (4) to move downwards; when the knocking hammer (204) moves upwards, the knocking hammer is separated from the drill rod (4), the upper sliding seat (402) moves upwards to reset under the action of an upper sliding spring (403), and the upper sliding cavity (401) is replenished by extracting external air through an air inlet pipe (4011); when the lower sliding seat (501) moves downwards, gas at the lower end of the lower sliding seat (501) is extruded, so that the gas pressure is increased, the recording pen (503) can be pushed to slide, the return spring (504) is compressed, and the recording pen (503) records on the recording plate (7);
a lower limiting cavity (507) and an upper limiting cavity (6) are arranged on the drill rod (4), the lower limiting cavity (507) is communicated with the upper limiting cavity (6) through a communicating pipe (603), a lower limiting plate (505) is connected in the lower limiting cavity (507) in a sliding manner, the lower limiting plate (505) is attached to a recording pen (503), a lower reset pull rope (506) is fixedly connected to the lower limiting plate (505), the other end of the lower reset pull rope (506) is fixedly connected to the lower limiting plate (505), an upper limiting plate (601) is connected in the upper limiting cavity (6) in a sliding manner, an upper reset pull rope (602) is fixedly connected to the upper limiting plate (601), the other end of the upper reset pull rope (602) is fixedly connected to the drill rod (4), and the upper limiting plate (601) is matched with the lower sliding seat (501); the lower limiting plate (505) can limit the sliding of the recording pen (503), so that the gas in the lower sliding cavity (5) is continuously extruded, after the knocking hammer (204) knocks for a period of time, the lower sliding seat (501) moves downwards to be attached to the upper limiting plate (601), so that the lower sliding seat (501) extrudes the upper limiting plate (601) to slide, namely the gas in the upper limiting cavity (6) enters the lower limiting cavity (507) through the communicating pipe (603), so that the lower limiting plate (505) moves upwards, and the recording pen (503) is not clamped at the moment, so that the recording pen (503) can slide and record conveniently, namely after the knocking hammer (204) knocks for a certain number of times, the recording pen (503) can record the current position of the drill rod (4), and after the recording for a plurality of times, the downward movement distance of the drill rod (4) under the number of communicated knocking times can be known, so that the compactness of soil can be judged conveniently.
2. The underground space geological structure detection device according to claim 1, characterized in that an exhaust through pipe (5021) is arranged on the drill rod (4), and the exhaust through pipe (5021) is communicated with an exhaust cavity (502).
3. An underground space geological structure detection device according to claim 1, characterized in that a driving motor (2) is fixedly connected to the drill rod detection frame (1), a reciprocating screw rod (201) is fixedly connected to the output end of the driving motor (2), a reciprocating slide plate (202) is in threaded connection with the reciprocating screw rod (201), the reciprocating slide plate (202) and a knocking hammer (204) are magnetically attracted, a guide rod (203) is fixedly connected to the drill rod detection frame (1), the reciprocating slide plate (202) and the knocking hammer (204) are in sliding connection with the guide rod (203), and a limit rod (305) is connected to the drill rod detection frame (1).
4. A geological structure detection device of an underground space according to claim 3, characterized in that a limit bracket (3) is fixedly connected to the drill rod detection bracket (1), a rotary screw (301) is rotatably connected to the limit bracket (3), the rotary screw (301) is in threaded connection with a limit rod (305), the limit rod (305) is attached to the drill rod detection bracket (1), and a rotary head (304) is fixedly connected to the rotary screw (301).
5. The underground space geological structure detection device according to claim 4, characterized in that a rotation cavity (303) is arranged on the limiting frame (3), a fan blade (302) is fixedly connected to the rotation screw rod (301), the fan blade (302) is rotatably connected in the rotation cavity (303), and the exhaust through pipe (5021) penetrates through the rotation cavity (303).
6. A geological structure detection device of an underground space according to claim 1, characterized in that a recording paper (701) is detachably connected to said recording plate (7), and said recording paper (701) is provided with scale marks.
7. A geological structure detection device of an underground space according to claim 6, characterized in that said recording plate (7) is magnetically attracted with a magnetic block (702), and said recording paper (701) is located between said magnetic block (702) and said recording plate (7).
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| CN202211671371.3A CN115657113B (en) | 2022-12-26 | 2022-12-26 | Underground space geological structure detection device |
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| CN115657113B true CN115657113B (en) | 2023-03-21 |
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| CN112726551A (en) * | 2021-01-14 | 2021-04-30 | 成都市成华区颜惜珊商贸有限公司 | Count and probing borer extraction device that ground borer was visited |
| CN214245660U (en) * | 2021-01-19 | 2021-09-21 | 赵文正 | Geological drill rod detector |
| CN113565080A (en) * | 2021-09-07 | 2021-10-29 | 日照市方兴建筑工程有限公司 | Free-fall-based frame column type electric lifting drilling detection device and implementation method |
| CN215715175U (en) * | 2021-06-08 | 2022-02-01 | 罗攀 | A device is visited to borer for housing construction ground |
| CN217710638U (en) * | 2022-06-24 | 2022-11-01 | 成都市鹏程搏力工程机械租赁有限公司 | A device is visited to borer for building foundation |
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