CN114689016A - Geological environment monitoring device and monitoring method thereof - Google Patents
Geological environment monitoring device and monitoring method thereof Download PDFInfo
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- CN114689016A CN114689016A CN202210349738.3A CN202210349738A CN114689016A CN 114689016 A CN114689016 A CN 114689016A CN 202210349738 A CN202210349738 A CN 202210349738A CN 114689016 A CN114689016 A CN 114689016A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 13
- 238000012544 monitoring process Methods 0.000 title claims description 13
- 238000005259 measurement Methods 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 abstract 1
- 239000000969 carrier Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 2
- 230000036544 posture Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 230000007774 longterm Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C3/00—Measuring distances in line of sight; Optical rangefinders
- G01C3/02—Details
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a geological environment monitoring device, which comprises a machine frame, a laser assembly, a pressure applying assembly, a reflecting assembly and a measuring assembly, wherein the laser assembly is arranged on the machine frame; the reflecting assembly, the frame and the measuring assembly are arranged in a line, and the reflecting assembly and the measuring assembly are respectively positioned on two sides of the frame; the reflection assembly comprises a reflection support and a reflection plate arranged on the reflection support, the measurement assembly comprises a measurement support and a measurement plate arranged on the measurement support, and scales are arranged on the surface of the measurement plate; the laser component is arranged on the frame, and laser emitted by the laser component is reflected to the measuring plate through the reflecting plate; the pressing assembly is arranged on the rack and applies downward pressure to the rack, and the pressure accelerates the settlement of the land where the rack is located; when the frame subsides along with the ground, laser subassembly also can take place position change through the light spot that the reflecting plate reflects to the measuring board, can calculate the decline volume on ground through the position variable of light spot, whole measurement convenient operation and error are little.
Description
Technical Field
The invention relates to the field of geological equipment, in particular to a geological environment monitoring device and a geological environment monitoring method.
Background
In geologic environment surveying, which involves monitoring of ground settlement, there are two main types of prior art monitoring methods: the first is to adopt a level gauge to track and measure the elevation of a corresponding area for a long time and then calculate the settlement of the area; the second method is that the construction is carried out in the area, the stake buried deeply into the ground is arranged, and the settlement of the area is obtained through long-term observation of the stake. Both of these measurement methods require long follow-up, which is time consuming; and the measurement sensitivity is not high, and when the settlement amount is small, the error is large.
Disclosure of Invention
The invention aims to solve the technical problem of providing a geological environment monitoring device and a monitoring method thereof, which are used for measuring the sight distance of the settlement of a specific area by using an optical means.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a geological environment monitoring device comprises a machine frame, a laser assembly, a pressure applying assembly, a reflecting assembly and a measuring assembly;
the reflecting assembly, the rack and the measuring assembly are arranged in a line, and the reflecting assembly and the measuring assembly are respectively positioned on two sides of the rack; the reflection assembly comprises a reflection support and a reflection plate arranged on the reflection support, the measurement assembly comprises a measurement support and a measurement plate arranged on the measurement support, and scales are arranged on the surface of the measurement plate;
the laser assembly is arranged on the frame, and laser emitted by the laser assembly is reflected to the measuring plate through the reflecting plate; the pressing assembly is arranged on the frame and applies downward pressure to the frame, and the pressure accelerates the settlement of the soil where the frame is located; after the rack is settled along with the ground, the laser assembly is reflected to the light spot on the measuring plate through the reflecting plate to generate position change, and the descending amount of the rack can be calculated through the position change of the light spot; the cooperation of the laser assembly, the reflecting plate and the measuring plate can amplify the descending amount of the machine frame (namely the settlement amount of the land), thereby facilitating the measurement and reducing the measurement error.
The pressing assembly comprises a mounting seat, a floating frame, an eccentric part, a driving assembly, a piston rod and a piston cylinder, wherein the mounting seat is mounted on the rack, a vertical guide groove is formed in the surface of the mounting seat, a vertical guide rail is arranged on the surface of the floating frame and is positioned in the guide groove, the eccentric part is mounted on the floating frame, and the driving assembly drives the eccentric part to rotate; the floating frame is connected with a piston rod, one end of the piston rod is provided with a piston and is inserted into a piston cylinder, and the piston cylinder is arranged on the rack; when the eccentric part rotates, the eccentric part drives the floating frame and the piston rod to periodically move upwards and downwards, and in the process that the piston rod moves downwards, the piston compresses air in the piston cylinder, so that the air pressure in the piston cylinder is increased, and downward pressure is applied to the frame; the mounting seat, the floating frame, the eccentric parts, the piston rod and the piston cylinder form a group of pressing units, generally, a plurality of groups of pressing units are arranged in one pressing assembly, and the eccentric parts in all the pressing units synchronously rotate, so that the rack obtains enough downward pressure.
For the pressure applying assembly, a piston rod periodically rises and falls along with the rotation of an eccentric part, and a rack can bear downward pressure only when the piston rod falls; the working principle of the pneumatic system is as follows: when the piston rod moves upwards, the two-position three-way valve is switched to enable the high-pressure tank to be communicated with the piston cylinder, and the high-pressure tank is used for increasing the air pressure in the piston cylinder, so that the rack can still bear downward pressure in the process of moving the piston rod upwards; when the piston rod descends, the two-position three-way valve is switched to enable the pressure release valve to be communicated with the piston cylinder, and the pressure release valve is used for controlling the air pressure in the piston cylinder not to exceed a limit value, so that the piston rod is prevented from descending normally due to overhigh air pressure in the piston cylinder; the air pump is used for supplementing air into the high-pressure tank in due time and keeping the air pressure in the high-pressure tank within a set range.
Specifically, the pneumatic system further comprises a valve plate and a bottom plate, wherein the bottom of the valve plate is provided with a gas path groove, the valve plate covers the bottom plate, the bottom plate is fixed on the rack, and the valve group is communicated with the piston cylinder through the gas path groove.
Furthermore, the driving assembly comprises a motor, a belt and belt pulleys, the belt pulleys are mounted on a rotating shaft of the motor and the eccentric part, and the belt is connected with all the belt pulleys.
Furthermore, the rack is provided with a horizontal groove, the installation seat is arranged in the horizontal groove, and the installation seat can translate in the horizontal groove, so that a user can conveniently adjust the specific position of each group of pressure applying units.
Furthermore, the reflection assembly further comprises a first reflection planet carrier, a second reflection planet carrier, a first reflection shaft, a second reflection shaft and a reflection balancing weight; the first reflection planet carrier is arranged on the reflection support, the second reflection planet carrier is connected with the first reflection planet carrier through a first reflection shaft in a pivoted mode, the second reflection shaft is arranged in the second reflection planet carrier, the second reflection shaft and the first reflection shaft are positioned on the same horizontal plane and are perpendicular to each other, and the reflection plate and the reflection balancing weight are arranged on the second reflection shaft; the cooperation of two reflection planet carriers can make the second reflection axle can freely rotate on the whole, and then makes the reflecting plate remain vertical gesture throughout under the effect of reflection balancing weight, need not the extra adjustment of user.
For the same purpose, the invention makes the same design for the measuring plate, specifically: the measuring assembly further comprises a first measuring planet carrier, a second measuring planet carrier, a first measuring shaft, a second measuring shaft and a measuring balancing weight; the first measuring planet carrier is installed on the measuring support, the second measuring planet carrier is connected with the first measuring planet carrier through a first measuring shaft in a pivot mode, the second measuring shaft is installed in the second measuring planet carrier, the second measuring shaft and the first measuring shaft are located on the same horizontal plane and are perpendicular to each other, and the measuring plate and the measuring balancing weight are installed on the second measuring shaft.
Furthermore, the laser assembly comprises a mounting substrate, a ball head rod, a ball head seat, a laser and a locking bolt, wherein the ball head rod is fixed on the mounting substrate, the mounting substrate is fixed on the rack, the ball head seat is connected with the ball head rod, the laser is fixed on the ball head seat, and the locking bolt is arranged on the ball head seat; the connection structure of the ball head seat and the ball head rod determines that the laser can freely adjust the shooting angle; when the monitoring device is applied, the emission angle of the laser needs to be correspondingly adjusted along with the descending of the frame, and the photoelectric on the reflecting plate is always ensured to be in the same position.
The invention also provides a monitoring method using the geological environment monitoring device, which comprises the following steps:
step 1: arranging a reflecting assembly, a rack and a measuring assembly into a line, wherein the reflecting assembly and the measuring assembly are respectively positioned on two sides of the rack;
and 2, step: the laser emitted by the laser component is reflected to the measuring plate through the reflecting plate;
and 3, step 3: the pressing component is started, the rotating eccentric part applies downward pressure to the frame periodically, so that the frame is accelerated to sink and the land sinking amount at the frame is obtained
Wherein:
a is the land subsidence at the frame;
b is the horizontal distance between the reflecting plate and the laser assembly;
c is the horizontal distance between the reflecting plate and the measuring plate;
d is the vertical displacement of the laser point on the measuring plate;
and 4, step 4: and in the ascending period of the piston rod, the high-pressure tank charges air into the piston cylinder.
Has the advantages that: (1) the geological environment monitoring device provided by the invention utilizes the pressure applying component to simulate the accelerated settlement of the soil, and the concrete settlement of the soil is amplified through the laser component, the reflection component and the measuring component, so that the rapid and accurate monitoring of the geological settlement is realized. (2) The geological environment monitoring device adopts the pneumatic system to match with the eccentric part to drive the piston rod, so that the air pressure in the piston cylinder cannot be sharply reduced along with the upward movement of the piston rod, the machine frame is almost subjected to downward pressure in the whole process, and the land settlement is promoted. (3) The geological environment monitoring device is provided with the plurality of planet carriers and the balancing weights for the reflection assembly and the measurement assembly, so that the reflection plate and the measurement plate are always kept in vertical postures without manual adjustment. (4) The geological environment monitoring device is provided with the horizontal groove in the frame, and the mounting seat can translate in the horizontal groove, so that a user can conveniently adjust the specific position of each group of pressure applying units.
Drawings
Fig. 1 is a perspective view of a geological environment monitoring apparatus according to example 1.
Fig. 2 is a perspective view of the pressing assembly and the frame in embodiment 1.
Fig. 3 is a perspective view of the pressing assembly in embodiment 1.
FIG. 4 is another perspective view of FIG. 3 with the valve plate and base plate separated.
Fig. 5 is a perspective view of the reflection unit in embodiment 1.
Fig. 6 is a perspective view of the measuring unit in example 1.
Fig. 7 is a perspective view of a laser module in example 1.
Fig. 8 is a front view of the geological environment monitoring apparatus according to embodiment 1.
Fig. 9 is a laser route map.
Wherein: 100. a frame; 110. a horizontal groove; 200. a laser assembly; 210. a mounting substrate; 220. a ball-head rod; 230. a ball cup seat; 240. a laser; 250. a locking bolt; 300. a pressure applying assembly; 310. a mounting base; 320. a floating frame; 330. an eccentric member; 340. a drive assembly; 341. a motor; 342. a belt; 343. a belt pulley; 350. a piston rod; 360. a piston cylinder; 400. a reflective component; 410. a reflective support; 420. a reflective plate; 430. a first reflective planet carrier; 440. a second reflective planet carrier; 450. a first reflection axis; 460. a second reflection axis; 470. a reflective weight; 500. a measurement assembly; 510. a measuring support; 520. measuring a plate; 530. a first measurement planet carrier; 540. a second measurement planet carrier; 550. a first measuring shaft; 560. a second measuring shaft; 570. measuring a balancing weight; 600. a pneumatic system; 610. an air pump; 620. a high-pressure tank; 630. a valve block; 640. a valve plate; 641. an air passage groove; 650. a base plate.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments.
Example 1
As shown in fig. 1, the geological environment monitoring device of the present embodiment includes a frame 100, a laser assembly 200, a pressure applying assembly 300, a reflecting assembly 400, a measuring assembly 500 and a pneumatic system 600;
the reflection assembly 400, the frame 100 and the measurement assembly 500 are aligned, and the reflection assembly 400 and the measurement assembly 500 are respectively positioned at both sides of the frame 100; as shown in fig. 2 and 3, the pressing assembly 300 includes a mounting base 310, a floating frame 320, an eccentric member 330, a driving assembly 340, a piston rod 350 and a piston cylinder 360, the frame 100 is provided with a horizontal groove 110, the mounting base 310 is located in the horizontal groove 110, a surface of the mounting base 310 is provided with a vertical guide groove, a surface of the floating frame 320 is provided with a vertical guide rail located in the guide groove, the eccentric member 330 is mounted on the floating frame 320, the driving assembly 340 includes a motor 341, a belt 342 and a belt pulley 343, a rotating shaft of the motor 341 and the eccentric member 330 are both provided with the belt pulley 343, the belt 342 is connected with all the belt pulleys 343, and the entire driving assembly 340 drives the eccentric member 330 to rotate; the floating frame 320 is connected with a piston rod 350, and one end of the piston rod 350 is provided with a piston and is inserted into a piston cylinder 360; the mounting seat 310, the floating frame 320, the eccentric part 330, the piston rod 350 and the piston cylinder 360 form a group of pressure applying units, 4 groups of pressure applying units are configured in the embodiment, and the eccentric parts 330 in all the pressure applying units rotate synchronously;
as shown in fig. 3 and 4, the pneumatic system 600 includes an air pump 610, a high-pressure tank 620, a valve group 630, a valve plate 640 and a bottom plate 650, the air pump 610 is communicated with the high-pressure tank 620, the high-pressure tank 620 is communicated with the piston cylinder 360 through the valve group 630, the valve group 630 includes a two-position three-way valve and a pressure relief valve, three valve ports of the two-position three-way valve are respectively communicated with the high-pressure tank 620, the piston cylinder 360 and the pressure relief valve, an air channel 641 is arranged at the bottom of the valve plate 640, the valve plate 640 covers the bottom plate 650, the bottom plate 650 is fixed on the frame 100, and the two-position three-way valve in the valve group 630 is communicated with the piston cylinder 360 through the air channel 641;
as shown in fig. 5, the reflection assembly 400 includes a reflection bracket 410, a reflection plate 420, a first reflection planet carrier 430, a second reflection planet carrier 440, a first reflection shaft 450, a second reflection shaft 460, and a reflection weight block 470; the first reflection planet carrier 430 is mounted on the reflection bracket 410, the second reflection planet carrier 440 is pivotally connected with the first reflection planet carrier 430 through a first reflection shaft 450, the second reflection shaft 460 is mounted in the second reflection planet carrier 440, the second reflection shaft 460 and the first reflection shaft 450 are in the same horizontal plane and are perpendicular to each other, and the reflection plate 420 and the reflection balancing weight 470 are both mounted on the second reflection shaft 460; the cooperation of the two reflection planet carriers can enable the second reflection shaft 460 to rotate freely on the whole, so that the reflection plate 420 is kept in a vertical posture all the time under the action of the reflection balancing weight 470 without additional adjustment of a user;
as shown in fig. 6, the measuring assembly 500 includes a measuring bracket 510, a measuring plate 520, a first measuring planet carrier 530, a second measuring planet carrier 540, a first measuring shaft 550, a second measuring shaft 560, and a measuring weight block 570; the first measuring planet carrier 530 is mounted on the measuring bracket 510, the second measuring planet carrier 540 is pivotally connected with the first measuring planet carrier 530 through a first measuring shaft 550, a second measuring shaft 560 is mounted in the second measuring planet carrier 540, the second measuring shaft 560 and the first measuring shaft 550 are in the same horizontal plane and are perpendicular to each other, the measuring plate 520 and the measuring counterweight block 570 are both mounted on the second measuring shaft 560, and the surface of the measuring plate 520 is provided with scales;
as shown in fig. 2 and 7, the laser assembly 200 includes a mounting substrate 210, a ball stud 220, a ball stud base 230, a laser 240 and a locking bolt 250, wherein the ball stud 220 is fixed on the mounting substrate 210, the mounting substrate 210 is fixed on the rack 100, the ball stud base 230 is connected with the ball stud 220, the laser 240 is fixed on the ball stud base 230, and the locking bolt 250 is installed on the ball stud base 230; the connection structure of the ball head seat 230 and the ball head rod 220 determines that the laser 240 can freely adjust the firing angle;
the geological environment monitoring device of this embodiment is used for monitoring the land and sinks, and specific theory of operation is:
(1) as shown in fig. 1 and 8, the reflection assembly 400, the housing 100, and the measurement assembly 500 are aligned, and the reflection assembly 400 and the measurement assembly 500 are respectively located at both sides of the housing 100;
(2) starting the laser 240 in the laser assembly 200, and reflecting the laser emitted by the laser assembly 200 onto the measuring plate 520 through the reflecting plate 420;
(3) the driving assembly 340 shown in fig. 2 drives the eccentric member 330 to rotate, the eccentric member 330 drives the floating frame 320 and the piston rod 350 to periodically move upwards and downwards, and during the process of downwards moving the piston rod 350, the piston compresses air in the piston cylinder 360, so that air pressure in the piston cylinder 360 is increased, and downward pressure is applied to the frame 100 to promote subsidence of the ground;
(4) after a period of time, the rotation of the eccentric member 330 is stopped, and the laser firing angle of the laser 240 is adjusted so that the laser spot position on the surface of the reflective plate 420 coincides with the laser spot position in step (2);
(5) the amount of land subsidence at the stand 100 is calculated according to the following formula
Wherein:
a is the land subsidence at the frame 100;
b is the horizontal distance between the reflective plate 420 and the laser assembly 200;
c is the horizontal distance between the reflection plate 420 and the measurement plate 520;
d is the vertical displacement of the laser spot on the measurement plate 520.
The pneumatic system 600 in this embodiment is used for assisting the pressing assembly 300, and the specific working principle is as follows: when the piston rod 350 moves upwards, the two-position three-way valve is switched to enable the high-pressure tank 620 to be communicated with the piston cylinder 360, and the high-pressure tank 620 is used for increasing the air pressure in the piston cylinder 360, so that the rack 100 can still bear downward pressure in the process of moving the piston rod 350 upwards; when the piston rod 350 descends, the two-position three-way valve is switched to enable the pressure release valve to be communicated with the piston cylinder 360, the pressure release valve is used for controlling the air pressure in the piston cylinder 360 not to exceed a limit value, and the phenomenon that the piston rod 350 cannot descend normally due to overhigh air pressure in the piston cylinder 360 is avoided.
Fig. 9 is a route diagram of laser in this embodiment, where point a is a laser point location on the surface of the reflection plate 420, point D is an initial point location of the laser 240, point E is a point location of the laser 240 after the land sinks with acceleration, and both N and M are laser point locations on the surface of the measurement plate 520; it can be seen that: MN is the vertical displacement of the laser point on the measurement plate 520 that can be directly read, and DE is the land subsidence at the rack 100 that needs to be obtained;
because of Delta ADE-Delta ANM, so
Because of delta AEB-delta AMC, it can make the system implement
The first formula and the second formula are synthesized to obtain
Wherein,
DE is the amount of land subsidence at the stand 100;
AB is the horizontal distance between the reflective plate 420 and the laser assembly 200;
AC is the horizontal distance between the reflection plate 420 and the measurement plate 520;
MN is the vertical displacement of the laser spot on the measurement plate 520.
Although the embodiments of the present invention have been described in the specification, these embodiments are merely provided as a hint, and should not limit the scope of the present invention. Various omissions, substitutions, and changes may be made without departing from the spirit of the invention and are intended to be included within the scope of the invention.
Claims (10)
1. A geological environment monitoring device, its characterized in that: comprises a machine frame (100), a laser assembly (200), a pressure applying assembly (300), a reflecting assembly (400) and a measuring assembly (500);
the reflecting assembly (400), the rack (100) and the measuring assembly (500) are arranged in a line, and the reflecting assembly (400) and the measuring assembly (500) are respectively positioned at two sides of the rack (100); the reflection assembly (400) comprises a reflection bracket (410) and a reflection plate (420) arranged on the reflection bracket (410), and the measurement assembly (500) comprises a measurement bracket (510) and a measurement plate (520) arranged on the measurement bracket (510);
the laser assembly (200) is mounted on the machine frame (100), and laser emitted by the laser assembly (200) is reflected to the measuring plate (520) through the reflecting plate (420); the pressing assembly (300) is mounted on the frame (100) and applies downward pressure to the frame (100).
2. The geological environment monitoring device of claim 1, wherein: the pressing assembly (300) comprises a mounting seat (310), a floating frame (320), an eccentric part (330), a driving assembly (340), a piston rod (350) and a piston cylinder (360), wherein the mounting seat (310) is mounted on the rack (100), a vertical guide groove is formed in the surface of the mounting seat (310), a vertical guide rail is arranged on the surface of the floating frame (320) and located in the guide groove, the eccentric part (330) is mounted on the floating frame (320), and the driving assembly (340) drives the eccentric part (330) to rotate; the floating frame (320) is connected with a piston rod (350), one end of the piston rod (350) is provided with a piston and is inserted into a piston cylinder (360), and the piston cylinder (360) is installed on the rack (100).
3. Geological environment monitoring device according to claim 2, characterized in that: still include pneumatic system (600), pneumatic system (600) include air pump (610), high-pressure tank (620) and valves (630), air pump (610) intercommunication high-pressure tank (620), high-pressure tank (620) communicate to piston cylinder (360) through valves (630), valves (630) include two-position three-way valve and relief valve, and three valve port of two-position three-way valve communicates high-pressure tank (620), piston cylinder (360) and relief valve respectively.
4. Geological environment monitoring device according to claim 3, characterized in that: pneumatic system (600) still includes valve plate (640) and bottom plate (650), and the bottom of valve plate (640) is provided with air circuit groove (641), and valve plate (640) lid is on bottom plate (650), and bottom plate (650) are fixed on frame (100), and valves (630) pass through air circuit groove (641) and piston cylinder (360) intercommunication.
5. Geological environment monitoring device according to claim 4, characterized in that: the driving assembly (340) comprises a motor (341), a belt (342) and belt pulleys (343), the belt pulleys (343) are mounted on the rotating shaft of the motor (341) and the eccentric part (330), and the belt (342) is connected with all the belt pulleys (343).
6. Geological environment monitoring device according to claim 5, characterized in that: the rack (100) is provided with a horizontal groove (110), and the mounting seat (310) is located in the horizontal groove (110).
7. Geological environment monitoring device according to claim 6, characterized in that: the reflection assembly (400) further comprises a first reflection planet carrier (430), a second reflection planet carrier (440), a first reflection shaft (450), a second reflection shaft (460) and a reflection balancing weight (470); the first reflection planet carrier (430) is installed on the reflection bracket (410), the second reflection planet carrier (440) is pivotally connected with the first reflection planet carrier (430) through a first reflection shaft (450), the second reflection shaft (460) is installed in the second reflection planet carrier (440), the second reflection shaft (460) and the first reflection shaft (450) are in the same horizontal plane and are perpendicular to each other, and the reflection plate (420) and the reflection balancing weight (470) are both installed on the second reflection shaft (460).
8. Geological environment monitoring device according to claim 7, characterized in that: the measuring assembly (500) further comprises a first measuring planet carrier (530), a second measuring planet carrier (540), a first measuring shaft (550), a second measuring shaft (560) and a measuring counterweight (570); the first measuring planet carrier (530) is mounted on the measuring support (510), the second measuring planet carrier (540) is in pivot connection with the first measuring planet carrier (530) through a first measuring shaft (550), the second measuring shaft (560) is mounted in the second measuring planet carrier (540), the second measuring shaft (560) and the first measuring shaft (550) are in the same horizontal plane and are perpendicular to each other, and the measuring plate (520) and the measuring counterweight block (570) are mounted on the second measuring shaft (560).
9. The geological environment monitoring device of claim 8, wherein: the laser assembly (200) comprises an installation substrate (210), a ball head rod (220), a ball head seat (230), a laser (240) and a locking bolt (250), the ball head rod (220) is fixed on the installation substrate (210), the installation substrate (210) is fixed on a rack (100), the ball head seat (230) is connected with the ball head rod (220), the laser (240) is fixed on the ball head seat (230), and the locking bolt (250) is installed on the ball head seat (230).
10. A method of monitoring a geological environment monitoring apparatus as claimed in claim 9, characterized by comprising the steps of:
step 1: arranging a reflecting assembly (400), a frame (100) and a measuring assembly (500) in a line, wherein the reflecting assembly (400) and the measuring assembly (500) are respectively positioned at two sides of the frame (100);
step 2: laser emitted by the laser assembly (200) is reflected to the measuring plate (520) through the reflecting plate (420);
and step 3: the pressing assembly (300) is started, the rotating eccentric piece (330) applies downward pressure to the frame (100) periodically, so that the frame (100) is accelerated to sink and the ground sinking amount at the frame (100) is obtained
Wherein:
a is the land subsidence at the frame (100);
b is the horizontal distance between the reflecting plate (420) and the laser assembly (200);
c is the horizontal distance between the reflecting plate (420) and the measuring plate (520);
d is the vertical displacement of the laser spot on the measuring plate (520);
and 4, step 4: during the upward cycle of the piston rod (350), the high pressure tank (620) charges the piston cylinder (360).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210349738.3A CN114689016B (en) | 2022-04-02 | 2022-04-02 | Geological environment monitoring device and monitoring method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210349738.3A CN114689016B (en) | 2022-04-02 | 2022-04-02 | Geological environment monitoring device and monitoring method thereof |
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|---|---|---|---|---|
| US20100085578A1 (en) * | 2008-10-08 | 2010-04-08 | The Richard M. Weiss Revocable Trust | Apparatus and method for measuring displacement of a curved surface using dual laser beams |
| CN109681219A (en) * | 2018-12-18 | 2019-04-26 | 中国海洋大学 | Sharp turn song tunnel model test device and its method |
| CN110514130A (en) * | 2019-08-26 | 2019-11-29 | 安徽省交通勘察设计院有限公司 | A kind of online tracking and monitoring system of bridge situation |
| CN113358653A (en) * | 2021-06-08 | 2021-09-07 | 重庆大学 | Transparent soil model test device and method for simulating stratum settlement caused by coal seam mining |
-
2022
- 2022-04-02 CN CN202210349738.3A patent/CN114689016B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100085578A1 (en) * | 2008-10-08 | 2010-04-08 | The Richard M. Weiss Revocable Trust | Apparatus and method for measuring displacement of a curved surface using dual laser beams |
| CN109681219A (en) * | 2018-12-18 | 2019-04-26 | 中国海洋大学 | Sharp turn song tunnel model test device and its method |
| CN110514130A (en) * | 2019-08-26 | 2019-11-29 | 安徽省交通勘察设计院有限公司 | A kind of online tracking and monitoring system of bridge situation |
| CN113358653A (en) * | 2021-06-08 | 2021-09-07 | 重庆大学 | Transparent soil model test device and method for simulating stratum settlement caused by coal seam mining |
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| CN114689016B (en) | 2022-09-13 |
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