CN114964093B - Deep horizontal displacement measuring device of deep foundation pit of subway station - Google Patents
Deep horizontal displacement measuring device of deep foundation pit of subway station Download PDFInfo
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- CN114964093B CN114964093B CN202210513645.XA CN202210513645A CN114964093B CN 114964093 B CN114964093 B CN 114964093B CN 202210513645 A CN202210513645 A CN 202210513645A CN 114964093 B CN114964093 B CN 114964093B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/02—Details
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- A Measuring Device Byusing Mechanical Method (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a deep foundation pit horizontal displacement device of a subway station, which comprises an inclinometer and a main body, wherein the main body comprises an inclinometer and a control cable, a tension detection mechanism is arranged on the control cable, an inclinometer probe is arranged at the other end of the inclinometer, the other end of the control cable is connected with an inclinometer reader, a servo motor and a control device are arranged in the inclinometer, the servo motor is connected with a first chain wheel and a second chain wheel, a third chain wheel is arranged above the first chain wheel, a second chain wheel is arranged on the third chain wheel, bevel gears are arranged at two ends of the second chain wheel, a bevel gear is arranged at the upper end of one bevel gear in a matching mode, a guide wheel is arranged at the lower end of the other bevel gear in a matching mode, the bevel gears are arranged in a driving mode and are fixed in a relative mode, a fourth chain wheel is arranged below the second chain wheel, two corresponding guide wheels are also arranged at two ends of the fourth chain wheel, and therefore the guide wheels are rotated to avoid obstacles through the inclinometer during recycling, and normal recycling is kept.
Description
Technical Field
The invention belongs to the field of foundation pit monitoring, and particularly relates to a deep foundation pit horizontal displacement measuring device for a subway station.
Background
With the increasingly strong development of China, china enters the rapid development period of underground space construction, along with the gradual increase of high-rise buildings and subways, a large number of deep foundation pit projects and foundation measurement projects are continuously emerged, and due to the fact that the construction difficulty of deep foundation pits is high and the risk is high, the stress state and the deformation of a foundation pit supporting structure are monitored in real time in the deep foundation pit construction process, the stability of each working condition in the foundation pit is mastered, changes caused by subsequent excavation are predicted, and the construction scheme is adjusted in time. The monitoring of the horizontal displacement of the deep foundation pit is a reliable basis for analyzing the stability of the deep foundation pit, the accuracy of the measuring result is the guarantee of checking the construction quality and controlling the construction progress, the monitoring of the horizontal displacement of the deep foundation pit is realized by firstly adopting an engineering drilling machine to drill at a preset position, adding an inclinometer into a drill hole, then placing an inclinometer probe into the inclinometer, and obtaining the horizontal displacement through the inclinometer probe.
Current inclinometer is after the measurement is accomplished, generally all need retrieve the inclinometer probe to the ground surface from inclinometer pipe is inside, because can meet the drilling at the in-process of retrieving and cause the guide pulley at inclinometer pipe inner wall arch card inclinometer both ends because of the construction warp, change control cable's pulling force, tear off the connection between inclinometer and the reading appearance, lead to the unable normal recovery of inclinometer, the inclinometer card is inside drilling, lead to unable subsequent horizontal displacement monitoring of carrying on.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a device for measuring the deep horizontal displacement of the deep foundation pit of the subway station, which can realize that a guide wheel avoids obstacles by rotating an inclinometer in the process of recovery, thereby keeping normal recovery.
In order to solve the technical problem, the invention is solved by the following technical scheme: a deep foundation pit deep horizontal displacement measuring device for a subway station comprises an inclinometer and a main body, wherein the main body comprises an inclinometer and a control cable, a tension detection mechanism is arranged on the control cable and can detect the tension of the control cable, the inclinometer is connected with the control cable through a waterproof aerial socket, an inclinometer probe is arranged at the other end of the inclinometer, the other end of the control cable is connected with an inclinometer reader, a servo motor and a control device are arranged in the inclinometer, the servo motor is connected with a first chain wheel and a second chain wheel through a first shaft, a third chain wheel is arranged above the first chain wheel in a chain connection mode, a second shaft is arranged on the third chain wheel, a first bevel gear and a second bevel gear are arranged at the two ends of the second shaft, the first bevel gear is provided with a third bevel gear at the upper end in a matching mode, the third bevel gear is provided with a first guide wheel and is relatively fixed through transmission, the transmission and the fixing mode can be gear set matching, or the chain and chain matching, the second bevel gear is provided with a fourth bevel gear set at the lower end in a matching mode, a second guide wheel is provided with a fixed relative to the fourth bevel gear, the sixth bevel gear is provided with a seventh bevel gear set and a third bevel gear is provided with the transmission mode, a fifth bevel gear is provided with the lower chain wheel and the transmission mode, the fifth bevel gear is provided with the fifth bevel gear set matching with the fifth bevel gear and the fifth bevel gear set matching the fifth bevel gear is provided with the fifth bevel gear, the fifth bevel gear and the fifth bevel gear set matching with the fifth bevel gear and the fifth bevel gear matching with the fifth bevel gear set matching the fifth bevel gear matching with the fifth bevel gear, the eighth bevel gear is provided with a fourth guide wheel through transmission and is relatively fixed, the transmission mode can be gear set matching or chain and chain wheel matching, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel are in contact with the inclinometer, the direction of the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel can only rotate 90 degrees once changing, the design can be realized by arranging a limit column to block and arranging a limit sliding chute which can only rotate 90 degrees, two sides of the inclinometer vertical to the first shaft are provided with scraping plates, the highest parts of the scraping plates are higher than the first guide wheel and the second guide wheel, the lowest parts of the scraping plates are lower than the third guide wheel and the fourth guide wheel, and the design can realize that the scraping plates scrape obstacles blocking the ascending of the inclinometer, the scraper is connected with a rack towards the inclinometer, two ends of the rack are planes without gear teeth, the rack is designed to stop the expansion and contraction of the rack in a way that the gear teeth are not matched after the direction of the scraper is changed by the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel, the rack is connected with a fifth gear, the fifth gear is connected with a first shaft and driven by the first shaft, the rack is connected with the inclinometer in a sliding way, the sliding connection can be realized by establishing a sliding chute sliding rail, the other end of the rack is connected with a spring, the spring is connected with the inclinometer, when one of the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel is blocked by an obstacle, the tension detection mechanism detects that the tension of a control cable is abnormal, and the control device controls the servo motor to rotate, the servo motor drives a first shaft to rotate, the first shaft drives the first chain wheel and the second chain wheel to rotate, the first chain wheel and the second chain wheel respectively drive the third chain wheel and the fourth chain wheel, the third chain wheel and the fourth chain wheel respectively drive the second shaft and the third shaft to rotate, the second shaft drives the first bevel gear and the second bevel gear to rotate, the first bevel gear and the second quasi gear respectively drive the third bevel gear and the fourth bevel gear to rotate in the same direction, the third bevel gear and the fourth bevel gear respectively drive the first guide wheel and the second guide wheel to change the directions, the first guide wheel and the second guide wheel stop changing the directions after changing the directions by 90 degrees and start rotating to drive the inclinometer to rotate integrally, and the third shaft drives the fifth bevel gear and the sixth bevel gear to rotate, the fifth bevel gear and the sixth bevel gear drive the seventh bevel gear and the eighth bevel gear to rotate in the same direction, the seventh bevel gear and the eighth bevel gear respectively drive the third guide wheel and the fourth guide wheel to change directions, the third guide wheel and the fourth guide wheel stop changing directions and start rotating after changing directions by 90 degrees to drive the inclinometer to rotate integrally, after the inclinometer avoids an obstacle, the control device controls the servo motor to rotate reversely to enable the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel to return to a rising state, when the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel change directions, the first shaft drives the fifth gear to rotate, and the fifth gear drives the rack to extend out, the rack drives the scraper to extend, when the direction of the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel is changed, the scraper is displaced to a position in contact with the inclinometer, and a plane without gear teeth of the rack is not matched with the fifth gear, so that the displacement is stopped.
Among the above-mentioned technical scheme, preferably, inclinometer probe bottom is equipped with the blotter, even being equipped with the through-hole on the blotter, the blotter is in can protect the inclinometer probe not receive too big injury when the inclinometer is transferred.
In the above technical scheme, preferably, limiting plates are arranged at two ends of the rack, and the movable range of the rack is limited by the cooperation between the limiting plates and the sliding connection.
In the above technical solution, preferably, the tension detecting mechanism is a tension tester.
In the above technical solution, preferably, sliding bearings are arranged between the first shaft, the second shaft, and the third shaft and the inclinometer, so that friction is reduced, and the first shaft, the second shaft, and the third shaft are protected.
In the above technical solution, preferably, the third bevel gear is provided with a first guide wheel through transmission and is relatively fixed, the transmission connection manner may be that the third bevel gear is connected with a fourth shaft, the fourth shaft is connected with a ninth gear, the ninth gear is provided with a tenth gear biased to the inclinometer tube side, the tenth gear is connected with a fifth shaft, the fifth shaft is connected with the first guide wheel, the fourth shaft and the fifth shaft are both fixed on the first housing through a shaft sleeve, the fourth bevel gear is provided with a second guide wheel through transmission and is relatively fixed, the transmission connection manner may be that the fourth bevel gear is connected with a sixth shaft, the sixth shaft is connected with an eleventh gear, the eleventh gear is provided with a twelfth gear biased to the inclinometer tube side, the twelfth gear is connected with a seventh shaft, and the seventh shaft is connected with the second guide wheel, the sixth shaft and the seventh shaft are both fixed on the second shell through shaft sleeves, the seventh bevel gear is provided with a third guide wheel through transmission and is relatively fixed, the transmission connection mode can be that the seventh bevel gear is connected with an eighth shaft, the eighth shaft is connected with a thirteenth gear, the thirteenth gear is provided with a fourteenth gear deviated to the inclinometer pipe side, the fourteenth gear is connected with a ninth shaft, the ninth shaft is connected with the third guide wheel, the eighth shaft and the ninth shaft are both fixed on the third shell through shaft sleeves, the eighth bevel gear is provided with a fourth guide wheel through transmission and is relatively fixed, the transmission connection mode can be that the eighth bevel gear is connected with a tenth shaft, the tenth shaft is connected with a fifteenth gear, the fifteenth gear is deviated to the inclinometer pipe side and is provided with a sixteenth gear, and the sixteenth gear is connected with a tenth shaft, the eleventh shaft is connected with the fourth guide wheel, the tenth shaft and the eleventh shaft are fixed on a fourth shell through shaft sleeves, the limiting columns limit the rotation directions of the first shell, the second shell, the third shell and the fourth shell, and the limiting mode can be realized by that the first shell, the second shell, the third shell and the fourth shell are blocked by limiting columns and cannot rotate after rotating for 90 degrees.
Compared with the prior art, the invention has the following beneficial effects: 1. the device for measuring the horizontal displacement of the deep foundation pit of the subway station can realize that the guide wheel avoids the barrier by rotating the inclinometer in the process of recovery, thereby keeping normal recovery.
2. The invention realizes better recovery of the inclinometer by scraping the obstacle when the guide wheel meets the obstacle by arranging the scraper, the rack and the spring structure.
3. The four guide wheels and the scraper are driven by the servo motor simultaneously, so that multiple functions of one servo motor are realized.
Drawings
Fig. 1 is a schematic structural diagram in normal recovery in the embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the embodiment of the present invention when the direction is changed.
Fig. 3 is a schematic top view of the main body according to the embodiment of the present invention.
Fig. 4 is a schematic cross-sectional structure diagram of the main body in the embodiment of the present invention.
FIG. 5 is a schematic cross-sectional view at A in the embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view of the second state at position a in the embodiment of the present invention.
Fig. 7 is a schematic side view of a normal orientation in an embodiment of the invention.
Fig. 8 is a schematic side view of the embodiment of the invention in normal recovery.
Detailed Description
The invention is described in further detail below with reference to the following figures and embodiments: referring to fig. 1 to 8, a deep foundation pit horizontal displacement measuring device of a subway station comprises an inclinometer 1 and a main body 2, wherein the main body 2 comprises an inclinometer 3 and a control cable 4, the control cable 4 is provided with a tension detection mechanism 5, the tension detection mechanism 5 can detect the tension of the control cable 4, the inclinometer 3 is connected with the control cable 4 through a waterproof aerial plug 6, the other end of the inclinometer 3 is provided with an inclinometer probe 8, the other end of the control cable 4 is connected with an inclinometer reader 7, the inclinometer 3 is internally provided with a servo motor 9 and a control device 10, the servo motor 9 is connected with a first chain wheel 12 and a second chain wheel 13 through a first shaft 11, the upper part of the first chain wheel 12 is connected with a third chain wheel 14 through a chain, the third chain wheel 14 is provided with a second shaft 15, the two ends of the second shaft 15 are provided with a first bevel gear 16 and a second bevel gear 17, the upper end of the first bevel gear 16 is provided with a third bevel gear 18 in a matching way, the third bevel gear 18 is provided with a first guide wheel 19 through transmission and is relatively fixed, the transmission and fixing mode can be that each is connected with a shaft, the two shafts are mutually matched and transmitted through gear connection, and the two shafts are fixed on the same object, or each is connected with a shaft, the two shafts are mutually matched and transmitted through a chain wheel and a chain, and the two shafts are fixed on the same object, the second bevel gear 17 is provided with a fourth bevel gear 20 at the lower end in a matching way, the fourth bevel gear 20 is provided with a second guide wheel 21 through transmission and is relatively fixed, the transmission and fixing mode can be that each is connected with a shaft, the two shafts are mutually matched and transmitted through gear connection, the two shafts are fixed on the same object, or each is connected with a shaft, the two shafts are mutually matched and transmitted through a chain wheel and a chain wheel, and the two shafts are fixed on the same object, the chain under the second chain wheel 13 is connected with a fourth chain wheel 22, a third shaft 23 is arranged on the fourth chain wheel 22, a fifth bevel gear 24 and a sixth bevel gear 25 are arranged at two ends of the third shaft 23, the fifth bevel gear 24 is provided with a seventh bevel gear 26 at the upper end in a matching way, the seventh bevel gear 26 is provided with a third guide wheel 27 through transmission and is relatively fixed, the transmission and fixing way can be that the fifth bevel gear 24 is respectively connected with a shaft, the two shafts are mutually matched and transmitted through gear connection, and are fixed on the same object, the sixth bevel gear 25 is provided with an eighth bevel gear 28 at the lower end in a matching way, the eighth bevel gear 28 is provided with a fourth guide wheel 29 through transmission and is relatively fixed, the transmission and fixing way can be that the fifth bevel gear 24 and the sixth bevel gear 25 are respectively connected with a shaft, the two shafts are mutually matched and transmitted through gear connection, are fixed on the same object, and can be that the fifth bevel gear 24 and the sixth bevel gear 25 are respectively connected with a shaft, the two shafts are mutually matched and driven through chain wheels and chains, the two shafts are fixed on the same object, a first guide wheel 19, a second guide wheel 21, a third guide wheel 27 and a fourth guide wheel 29 are in contact with the inclinometer 1, the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 can only rotate 90 degrees in a single-time direction change, the design can be realized by arranging a limiting column 62 for blocking and arranging a limiting sliding chute which can only rotate 90 degrees, two sides of the inclinometer 3, which are vertical to the first shaft 11, are provided with scraping plates 32, the highest parts of the scraping plates 32 are higher than the first guide wheel 19 and the second guide wheel 21, the lowest parts of the scraping plates 32 are lower than the third guide wheel 27 and the fourth guide wheel 29, the design can realize that the scraping plates 32 scrape obstacles blocking the inclinometer 3 from rising, the scraping plates 32 are connected with a rack 33 at the side of the inclinometer 3, two ends of the rack 33 are planes 39 without gear teeth, and the design can be realized on the first guide wheel 19, the second guide wheel, the third guide wheel and the fourth guide wheel 29 and the inclined angle of the inclinometer 3, after the direction of the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 is changed, the expansion and contraction of the rack 33 are stopped in a way that no matching exists among the gear teeth, the rack 33 is connected with a fifth gear 35, the fifth gear 35 is connected with the first shaft 11 and is driven by the first shaft 11, the rack 33 is in sliding connection with the inclinometer 3 through a chute 38, the other end of the rack 33 is connected with a spring 36, the spring 36 is connected with the inclinometer 3, when one of the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 is blocked by an obstacle, the tension detection mechanism 5 detects that the tension of the control cable 4 is abnormal, the control device 10 controls the servo motor 9 to rotate, the servo motor 9 drives the first shaft 11 to rotate, the first shaft 11 drives the first chain wheel 12 and the second chain wheel 13 to rotate, the first chain wheel 12 and the second chain wheel 13 respectively drive the third chain wheel 14 and the fourth chain wheel 22, and the third chain wheel 14 and the fourth chain wheel 22 respectively drive the second shaft 15 and the third shaft 23 to rotate, the second shaft 15 drives the first bevel gear 16 and the second bevel gear 17 to rotate, the first bevel gear 16 and the second quasi-gear respectively drive the third bevel gear 18 and the fourth bevel gear 20 to rotate in the same direction, the third bevel gear 18 and the fourth bevel gear 20 respectively drive the first guide wheel 19 and the second guide wheel 21 to change directions, the first guide wheel 19 and the second guide wheel 21 stop changing directions and start rotating after changing directions by 90 degrees, the inclinometer 3 is driven to rotate integrally, the third shaft 23 drives the fifth bevel gear 24 and the sixth bevel gear 25 to rotate, the fifth bevel gear 24 and the sixth bevel gear 25 drive the seventh bevel gear 26 and the eighth bevel gear 28 to rotate in the same direction, the seventh bevel gear 26 and the eighth bevel gear 28 respectively drive the third guide wheel 27 and the fourth guide wheel 29 to change directions, the third guide wheel 27 and the fourth guide wheel 29 stop changing directions and start rotating after changing directions by 90 degrees, the inclinometer 3 is driven to rotate integrally, after the inclinometer 3 avoids an obstacle, the control device 10 controls the servo motor 9 to rotate reversely, so that the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 return to a rising state, when the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 change directions, the first shaft 11 drives the fifth gear 35 to rotate, the fifth gear 35 drives the rack 33 to extend, the rack 33 drives the scraper 32 to extend, after first guide wheel 19, second guide wheel 21, third guide wheel 27 and fourth guide wheel 29 change their direction, the blade 32 is displaced into contact with the inclinometer 1, the plane 39 of the rack 33 without teeth is not engaged with the fifth gear 35, so that the displacement is stopped, the scraper 32 scrapes the obstacle by the rotation of the inclinometer 3, and when the direction change of the inclinometer 3 by the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 is completed, when the rack 33 is matched with the teeth of the fifth gear 35 again due to the pulling force of the spring 36, the servo motor 9 turns over, the first shaft 11 reversely drives the fifth gear 35 to rotate, the fifth gear 35 drives the rack 33 to retract, the rack 33 drives the scraper 32 to retract, and the first guide wheel 19, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29 change the direction of the first guide wheel, the second guide wheel 21, the third guide wheel 27 and the fourth guide wheel 29, the blade 32 is displaced to the retracted position, the plane of the rack 33 without teeth is not engaged with the fifth gear 35, therefore, the displacement is stopped, when the extension is needed next time, because the elastic rack 33 of the spring 36 is matched with the gear teeth of the fifth gear 35 again, the better recovery of the inclinometer 3 is realized by scraping the obstacle when the guide wheel meets the obstacle, and finally the guide wheel is rotated to avoid the obstacle by rotating the inclinometer 3, so that the normal recovery of the inclinometer 3 is maintained.
In this embodiment, the inclinometer probe 8 bottom is equipped with blotter 30, and even being equipped with through-hole 31 on the blotter 30, blotter 30 can protect inclinometer probe 8 not to receive too big injury when inclinometer 3 transfers. .
In this embodiment, the two ends of the rack 33 are provided with the limiting plates 37, and the cooperation of the limiting plates 37 and the sliding grooves 38 limits the moving range of the rack 33.
In this embodiment, the tension detecting mechanism 5 is a tension tester 41.
In this embodiment, the sliding bearings 40 are arranged between the first shaft 11, the second shaft 15 and the third shaft 23 and the inclinometer 3, so that friction is reduced, and the first shaft 11, the second shaft 15 and the third shaft 23 are protected.
In the present embodiment, the third bevel gear 18 is provided with the first guide wheel 19 through transmission and is fixed relatively, the transmission connection mode may be that the third bevel gear 18 is connected with the fourth shaft 42, the fourth shaft 42 is connected with the ninth gear 43, the ninth gear 43 is provided with the tenth gear 44 which is deviated from the inclinometer 1 side, the tenth gear 44 is connected with the fifth shaft 45, the fifth shaft 45 is connected with the first guide wheel 19, the fourth shaft 42 and the fifth shaft 45 are both fixed on the first housing 46 through bushings, the fourth bevel gear 20 is provided with the second guide wheel 21 through transmission and is fixed relatively, the transmission connection mode may be that the fourth bevel gear 20 is connected with the sixth shaft 47, the sixth shaft 47 is connected with the eleventh gear 48, the eleventh gear 48 is provided with the twelfth gear 49 which is deviated from the inclinometer 1 side, the twelfth gear 49 is connected with the seventh shaft 50, the seventh shaft 50 is connected with the second guide wheel 21, the sixth shaft 47 and the seventh shaft 50 are both fixed on the second housing 51 through bushings, the seventh bevel gear 26 is provided with the thirteenth shaft 27 through transmission and is fixed relatively, the eighth bevel gear 55 is connected with the fourteenth shaft 55, the fourteenth shaft 56 is connected with the fourteenth shaft 55, the eighth bevel gear 55 and the fifteenth shaft is connected with the fifteenth shaft 55 through transmission shaft 55, the fifteenth shaft 56 and is connected with the eighth bevel gear 55, the eighth shaft 56 and is connected with the fifteenth shaft 56 through transmission shaft 55, the fifteenth shaft 56, the eighth shaft 56 and is connected with the fifteenth shaft 55, the fifteenth shaft 56 through transmission shaft 55, the fifteenth shaft 56, the eighth shaft 56 and is connected with the fifteenth shaft 56, the limiting column 62 limits the rotation direction of the first shell 46, the second shell 51, the third shell 57 and the fourth shell 61, and the limiting mode is that the first shell 46, the second shell 51, the third shell 57 and the fourth shell 61 cannot rotate after being blocked by the limiting column 62 after rotating for 90 degrees.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a deep horizontal displacement measuring device of deep basal pit of subway station which characterized in that: the device comprises an inclinometer (1) and a main body (2), wherein the main body (2) comprises an inclinometer (3) and a control cable (4), a tension detection mechanism (5) is arranged on the control cable (4), the inclinometer (3) is connected with the control cable (4) through a waterproof navigation plug (6), an inclinometer probe (8) is arranged at the other end of the inclinometer (3), an inclinometer reading instrument (7) is connected with the other end of the control cable (4), a servo motor (9) and a control device (10) are arranged inside the inclinometer (3), the servo motor (9) is connected with a first chain wheel (12) and a second chain wheel (13) through a first shaft (11), a third chain wheel (14) is connected to the upper side of the first chain wheel (12) in a chain manner, a second shaft (15) is arranged on the third chain wheel (14), a first bevel gear (16) and a second gear (17) are arranged at two ends of the second shaft (15), the first bevel gear (16) is provided with a third bevel gear (18) in a matching manner, a third bevel gear (18) is provided with a second bevel gear (20), a fourth bevel gear (20) is fixed relative to the lower bevel gear (17) through a transmission guide wheel (20), a fourth chain wheel (22) is connected and arranged with a chain below the second chain wheel (13), a third shaft (23) is arranged on the fourth chain wheel (22), a fifth bevel gear (24) and a sixth bevel gear (25) are arranged at two ends of the third shaft (23), a seventh bevel gear (26) is arranged at the upper end of the fifth bevel gear (24) in a matching manner, a third guide wheel (27) is arranged through transmission and is relatively fixed, an eighth bevel gear (28) is arranged at the lower end of the sixth bevel gear (25) in a matching manner, a fourth guide wheel (29) is arranged through transmission and is relatively fixed, the first guide wheel (19), the second guide wheel (21), the third guide wheel (27) and the fourth guide wheel (29) are in contact with the inclinometer tube (1), the first guide wheel (19), the second guide wheel (21), the third guide wheel (27) and the fourth guide wheel (29) can only rotate for a single time when the direction is changed, the inclinometer (3) is perpendicular to the first guide wheel (11), a scraper (32) is arranged at the position of the lowest side of the second guide wheel (11), and the scraper (32) is lower than the third shaft (32), scraper blade (32) deviation to inclinometer (3) side even has rack (33), rack (33) are connected with fifth gear (35), rack (33) both ends are for not having plane (39) of the teeth of a cogwheel, fifth gear (35) are connected with primary shaft (11) and are driven by primary shaft (11), rack (33) with inclinometer (3) pass through spout (38) sliding connection, rack (33) other end even has spring (36), spring (36) with inclinometer (3) link to each other.
2. The deep foundation pit horizontal displacement measuring device of the subway station as claimed in claim 1, wherein: the bottom of the inclinometer probe (8) is provided with a cushion pad (30), and through holes (31) are uniformly formed in the cushion pad (30).
3. The deep foundation pit horizontal displacement measuring device of the subway station as claimed in claim 1, wherein: and limiting plates (37) are arranged at two ends of the rack (33).
4. The deep foundation pit horizontal displacement measuring device of the subway station as claimed in claim 1, wherein: the tension detection mechanism (5) is a tension tester (41).
5. The deep foundation pit horizontal displacement measuring device of the subway station as claimed in claim 1, wherein: sliding bearings (40) are arranged between the first shaft (11), the second shaft (15) and the third shaft (23) and the inclinometer (3).
6. The deep foundation pit horizontal displacement measuring device of the subway station as claimed in claim 1, wherein: the third bevel gear (18) is provided with a first guide wheel (19) through transmission and is relatively fixed, the transmission connection mode is that a fourth shaft (42) is connected with the third bevel gear (18), the fourth shaft (42) is connected with a ninth gear (43), the ninth gear (43) deviates from the inclinometer tube (1) side and is provided with a tenth gear (44), the tenth gear (44) is connected with a fifth shaft (45), the fifth shaft (45) is connected with the first guide wheel (19), the fourth shaft (42) and the fifth shaft (45) are both fixed on a first shell (46) through shaft sleeves, the fourth bevel gear (20) is provided with a second guide wheel (21) through transmission and is relatively fixed, the transmission connection mode is that a sixth shaft (47) is connected with the fourth bevel gear (20), the sixth shaft (47) is connected with an eleventh gear (48), the eleventh gear (48) deviates from the inclinometer tube (1) side and is provided with a twelfth guide wheel (49), the twelfth gear (49) is connected with a seventh shaft (50), the seventh shaft (50) is connected with a seventh shaft (51), the seventh shaft (27) and is fixed on the third bevel gear (26) through transmission shaft (27), the transmission connection mode is that the seventh bevel gear (26) is connected with an eighth shaft (52), the eighth shaft (52) is connected with a thirteenth gear (53), the thirteenth gear (53) is provided with a fourteenth gear (54) in a manner of deviating from the inclinometer tube (1), the fourteenth gear (54) is connected with a ninth shaft (55), the ninth shaft (55) is connected with the third guide wheel (27), the eighth shaft (52) and the ninth shaft (55) are fixed on a third shell (57) through shaft sleeves, the eighth bevel gear (28) is provided with a fourth guide wheel (29) through transmission and is relatively fixed, the transmission connection mode is that the eighth bevel gear (28) is connected with a tenth shaft (56), the tenth shaft (56) is connected with a fifteenth gear (58), the fifteenth gear (58) is provided with a sixteenth gear (59) in a manner of deviating from the inclinometer tube (1), the sixteenth gear (59) is connected with a tenth shaft sleeve (60), the tenth shaft (60) is connected with the fourth guide wheel (29), the fourteenth shaft (56) and a limiting column (62) is fixed on the first outer shell (46), and the limiting column (62) is fixed on the first inclinometer shell (46), and the tenth inclinometer shell (51) through the eighth shaft sleeve (28), and the tenth shaft sleeve (60), and the limiting column (62), the third housing (57) and the fourth housing (61) have a large rotation direction.
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| CN202210513645.XA CN114964093B (en) | 2022-05-12 | 2022-05-12 | Deep horizontal displacement measuring device of deep foundation pit of subway station |
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| CN114964093B true CN114964093B (en) | 2023-03-24 |
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| CN114964093A (en) | 2022-08-30 |
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Address after: 315000 No.496, Xindian Road, Haishu District, Ningbo City, Zhejiang Province Patentee after: Zhejiang Huazhan Research and Design Institute Co.,Ltd. Address before: 315000 No.496, Xindian Road, Haishu District, Ningbo City, Zhejiang Province Patentee before: ZHEJIANG HUAZHAN INSTITUTE OF ENGINEERING RESEARCH AND DESIGN |