CN116625290A - Portable tunnel measuring instrument - Google Patents
Portable tunnel measuring instrument Download PDFInfo
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- CN116625290A CN116625290A CN202310903862.4A CN202310903862A CN116625290A CN 116625290 A CN116625290 A CN 116625290A CN 202310903862 A CN202310903862 A CN 202310903862A CN 116625290 A CN116625290 A CN 116625290A
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- 230000007246 mechanism Effects 0.000 claims abstract description 141
- 238000005259 measurement Methods 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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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- 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
- G01B21/20—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 contours or curvatures, e.g. determining profile
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a portable tunnel measuring instrument, which relates to the field of measurement and comprises a base, wherein the bottom of the base is rotationally connected with a movable wheel mechanism, the side edge of the base is fixedly connected with first rotating seats, two first rotating seats are arranged, the two first rotating seats are oppositely arranged, the first rotating seats are rotationally connected with first rotating rod mechanisms, the first rotating rod mechanisms are connected with second rotating rod mechanisms, the second rotating rod mechanisms are rotationally connected with second rotating seats, the second rotating seats are fixedly connected with lifting seats, a telescopic rod mechanism is arranged between the two second rotating rod mechanisms, a rotating shaft mechanism is arranged on the lifting seat and is fixedly connected with a rotating plate, a deflection shaft mechanism is arranged on the rotating plate, a first electric telescopic rod is arranged on the deflection shaft mechanism, the tail end of the first electric telescopic rod is fixedly connected with an elastic rod mechanism, and the elastic rod mechanism is fixedly connected with a measuring wheel mechanism.
Description
Technical Field
The invention relates to the field of measurement, in particular to a portable tunnel measuring instrument.
Background
Tunnels are engineering structures buried in an underground formation, a form of human use of underground space. Tunnels can be classified into traffic tunnels, hydraulic tunnels, municipal tunnels, mine tunnels, and military tunnels. The tunnel structure comprises a main building and auxiliary equipment. The main building consists of a tunnel body and a tunnel door, and auxiliary equipment comprises a car shelter, a fire-fighting facility, an emergency communication and water-proof facility, and a long tunnel is provided with special ventilation and illumination equipment.
In the prior art, the radian measurement work of the upper wall of a tunnel is carried out through a main arc plate, the distance of a main telescopic rod in an adjusting sleeve can be adjusted, an adjustable bolt is locked, the radian measurement work of the inner wall can be carried out through the arrangement of an auxiliary arc plate, the measurement work of different radians can be carried out through adjusting the distance between the auxiliary telescopic plate and the inside of a rectangular sleeve, the rotation measurement work can be carried out through a rotary adjusting plate, the angle adjustment work is carried out through a movable bolt and a movable nut, the positions of the auxiliary telescopic plate and the rectangular sleeve are locked through the auxiliary adjusting bolt, and the measurement is facilitated; the measuring instrument can be conveniently moved through the arrangement of the lifting wheel device, and meanwhile, the measuring instrument is convenient to carry; the tunnel main searchlight device can be used for carrying out illumination work on the interior of the tunnel, so that the measurement work can be conveniently carried out; the lifting cylinder is powered, so that the excavation depth of the tunnel water guide ditch excavation hoe device can be determined in real time, and the operation and the control are convenient; the measurement processing work of the tunnel length or width can be carried out through the arrangement of the tunnel length meter measuring wheel device; the cooperation setting through tunnel level measurement board chi device and tunnel straightness measurement column device can carry out tunnel ground flatness measurement work, can also excavate right angle department measurement work, but among the prior art, is inconvenient for carrying out quick folding to whole device, inconvenient carry, and prior art can not measure the arc vault in tunnel simultaneously, so prior art has great improvement space.
Disclosure of Invention
The invention provides a portable tunnel measuring instrument which solves the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the portable tunnel measuring instrument comprises a base, wherein the bottom of the base is rotationally connected with a movable wheel mechanism, the side edges of the base are fixedly connected with first rotating seats, two first rotating seats are oppositely arranged, the first rotating seats are rotationally connected with first rotating rod mechanisms, the first rotating rod mechanisms are connected with second rotating rod mechanisms, the second rotating rod mechanisms are rotationally connected with second rotating seats, the second rotating seats are fixedly connected with lifting seats, a telescopic rod mechanism is arranged between the two second rotating rod mechanisms, a rotating shaft mechanism is arranged on the lifting seats, the rotating shaft mechanism is fixedly connected with a rotating plate, a deflection shaft mechanism is arranged on the rotating plate, a first electric telescopic rod is arranged on the deflection shaft mechanism, the tail end of each first electric telescopic rod is fixedly connected with an elastic rod mechanism, and the elastic rod mechanism is fixedly connected with a measuring wheel mechanism; the telescopic rod mechanism is used for driving the second rotating rod mechanism to rotate around the second rotating seat, the rotating shaft mechanism is used for driving the rotating plate to rotate, the deflection shaft mechanism is used for driving the first electric telescopic rod to deflect and shift, and the elastic rod mechanism is used for ensuring that the measuring wheel mechanism is attached to the surface of the tunnel.
As a preferable technical scheme of the invention, the movable wheel mechanism comprises a movable wheel seat rotating shaft which is rotationally connected with the base, one end of the movable wheel seat rotating shaft, which is far away from the base, is fixedly connected with the movable wheel seat, and the movable wheel seat is rotationally connected with the movable wheel.
As a preferable technical scheme of the invention, the first rotating rod mechanism comprises a first rotating rod which is rotationally connected with the first rotating seat, a sliding shaft groove is formed in the first rotating rod, one end of the first rotating rod, which is far away from the first rotating seat, is fixedly connected with a second electric telescopic rod, and the second electric telescopic rod is fixedly connected with a first clamping plate.
As a preferable technical scheme of the invention, the second rotating rod mechanism comprises a second rotating rod which is rotationally connected with the second rotating seat, one end of the second rotating rod, which is far away from the second rotating seat, is fixedly connected with a second clamping plate, the side edge of the second clamping plate is fixedly connected with a sliding shaft, the sliding shaft is positioned in a sliding shaft groove, and the sliding shaft is in sliding connection with the first rotating rod.
As a preferable technical scheme of the invention, the telescopic rod mechanism comprises a third rotating seat fixedly connected with one of the second rotating rods, the third rotating seat is rotationally connected with a third electric telescopic rod, one end of the third electric telescopic rod far away from the third rotating seat is rotationally connected with a fourth rotating seat, and the fourth rotating seat is fixedly connected with the other second rotating rod.
As a preferable technical scheme of the invention, the rotating shaft mechanism comprises a first motor fixed on the lifting seat, an output shaft of the first motor is fixedly connected with a first rotating shaft, the first rotating shaft is fixedly connected with a first gear, the first gear is meshed with a second gear, the second gear is fixedly connected with a second rotating shaft, the second rotating shaft is rotatably connected with the lifting seat, and the second rotating shaft is fixedly connected with the rotating plate.
As a preferable technical scheme of the invention, the deflection shaft mechanism comprises a deflection shaft seat fixed on the rotating plate, the deflection shaft seat is fixedly connected with a second motor, an output shaft of the second motor is fixedly connected with a third rotating shaft, the third rotating shaft is fixedly connected with a third gear, the third gear is meshed with a fourth gear, the fourth gear is fixedly connected with a fourth rotating shaft, the fourth rotating shaft is rotatably connected with the deflection shaft seat, and the fourth rotating shaft is fixedly connected with the first electric telescopic rod.
As a preferable technical scheme of the invention, the elastic rod mechanism comprises an elastic sleeve fixed on the first electric telescopic rod, a spring is fixedly connected in the elastic sleeve, the spring is fixedly connected with a sliding block, the sliding block is positioned in the elastic sleeve and is in sliding connection with the elastic sleeve, the sliding block is fixedly connected with the elastic rod, and the elastic rod penetrates through the elastic sleeve and is in sliding connection with the elastic sleeve.
As a preferable technical scheme of the invention, the measuring wheel mechanism comprises a measuring wheel seat fixedly connected with the elastic rod, the measuring wheel seat is rotatably connected with a measuring wheel, and a movable sensor is arranged on the inner side of the measuring wheel seat.
The invention has the following advantages: according to the invention, the relative positions of the first rotating rod mechanism and the second rotating rod mechanism can be adjusted by arranging the telescopic rod mechanism, so that the height of the lifting seat is adjusted, the rotating plate can be driven to rotate and shift by the rotating shaft mechanism, the measuring wheel mechanism is driven to rotate and shift, the length of the tunnel arc vault or the length of the tunnel is measured, the measuring wheel mechanism can be driven to rotate by the deflection shaft mechanism, the tunnel arc vault can be measured, and the measuring wheel mechanism can be propped against the surface of the tunnel arc vault by the elastic rod mechanism.
Drawings
Fig. 1 is a schematic structural diagram of a portable tunnel measuring instrument.
Fig. 2 is a schematic structural diagram of a portable tunnel gauge at a second viewing angle.
Fig. 3 is a schematic structural diagram of a portable tunnel gauge at a third view angle.
Fig. 4 is a front view of the portable tunnel-measuring device.
In the figure: 1. a base; 2. a moving wheel mechanism; 201. a rotating shaft of the wheel seat is moved; 202. a movable wheel seat; 203. a moving wheel; 3. a first rotating seat; 4. a first rotating lever mechanism; 401. a first rotating lever; 402. a slide shaft groove; 403. a second electric telescopic rod; 404. a first clamping plate; 5. a second rotating lever mechanism; 501. a second rotating lever; 502. a second clamping plate; 503. a slide shaft; 6. a second rotating seat; 7. a lifting seat; 8. a telescopic rod mechanism; 801. a third rotating seat; 802. a third electric telescopic rod; 803. a fourth rotating seat; 9. a rotation shaft mechanism; 901. a first motor; 902. a first rotating shaft; 903. a first gear; 904. a second gear; 905. a second rotating shaft; 10. a rotating plate; 11. a deflection shaft mechanism; 1101. a deflection shaft seat; 1102. a second motor; 1103. a third rotating shaft; 1104. a third gear; 1105. a fourth gear; 1106. a fourth rotating shaft; 12. a first electric telescopic rod; 13. an elastic rod mechanism; 1301. an elastic sleeve; 1302. a spring; 1303. a slide block; 1304. an elastic rod; 14. a measuring wheel mechanism; 1401. measuring wheel seats; 1402. and measuring wheels.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present invention only, and are not intended to limit the present invention.
It should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
1, please refer to fig. 1-4, a portable tunnel measuring instrument, which comprises a base 1, wherein the bottom of the base 1 is rotatably connected with a movable wheel mechanism 2, the side edge of the base 1 is fixedly connected with first rotating seats 3, the two first rotating seats 3 are provided with two, the two first rotating seats 3 are oppositely arranged, the first rotating seats 3 are rotatably connected with a first rotating rod mechanism 4, the first rotating rod mechanism 4 is connected with a second rotating rod mechanism 5, the second rotating rod mechanism 5 is rotatably connected with a second rotating seat 6, the second rotating seat 6 is fixedly connected with a lifting seat 7, a telescopic rod mechanism 8 is arranged between the two second rotating rod mechanisms 5, a rotating shaft mechanism 9 is arranged on the lifting seat 7, the rotating shaft mechanism 9 is fixedly connected with a rotating plate 10, a deflection shaft mechanism 11 is arranged on the rotating plate 10, a first electric telescopic rod 12 is arranged on the deflection shaft mechanism 11, the tail end of the first electric telescopic rod 12 is fixedly connected with an elastic rod mechanism 13, and the elastic rod mechanism 13 is fixedly connected with a measuring wheel mechanism 14; the telescopic rod mechanism 8 is used for driving the second rotating rod mechanism 5 to rotate around the second rotating seat 6, the rotating shaft mechanism 9 is used for driving the rotating plate 10 to rotate, the deflection shaft mechanism 11 is used for driving the first electric telescopic rod 12 to deflect and shift, and the elastic rod mechanism 13 is used for ensuring that the measuring wheel mechanism 14 is attached to the surface of a tunnel.
The first rotating rod mechanism 4 comprises a first rotating rod 401 which is rotationally connected with the first rotating seat 3, a sliding shaft groove 402 is formed in the first rotating rod 401, one end, far away from the first rotating seat 3, of the first rotating rod 401 is fixedly connected with a second electric telescopic rod 403, and the second electric telescopic rod 403 is fixedly connected with a first clamping plate 404. The second rotating rod mechanism 5 comprises a second rotating rod 501 which is rotationally connected with the second rotating seat 6, one end of the second rotating rod 501, which is far away from the second rotating seat 6, is fixedly connected with a second clamping plate 502, the side edge of the second clamping plate 502 is fixedly connected with a sliding shaft 503, the sliding shaft 503 is positioned in the sliding shaft groove 402, and the sliding shaft 503 is in sliding connection with the first rotating rod 401. The telescopic rod mechanism 8 comprises a third rotating seat 801 fixedly connected with one second rotating rod 501, the third rotating seat 801 is rotationally connected with a third electric telescopic rod 802, one end, far away from the third rotating seat 801, of the third electric telescopic rod 802 is rotationally connected with a fourth rotating seat 803, and the fourth rotating seat 803 is fixedly connected with the other second rotating rod 501.
Specifically, opening the third electric telescopic rod 802 can make the second rotating rod 501 rotate around the second rotating seat 6, and then the second rotating rod 501 drives the second clamping plate 502 to rotate, so that the second clamping plate 502 is propped against the ground or the wall surface, and the height of the lifting seat 7 is adjusted, meanwhile, the sliding shaft 503 is driven to rotate, under the driving of the sliding shaft 503, the first rotating rod 401 can be driven to rotate around the first rotating seat 3, the first rotating rod 401 can drive the first clamping plate 404 to rotate, and meanwhile, the second electric telescopic rod 403 is opened to drive the first clamping plate 404 to prop against the inner side of the wall surface.
In addition, the third electric telescopic rod 802 and the second electric telescopic rod 403 are opened, so that the first clamping plate 404 and the second clamping plate 502 are alternately contacted and clamped with the tunnel wall surface, and the lifting seat 7 is driven to lift, so that the lifting seat 7 is lifted to a height which cannot be supported by the second rotating rod 501.
The rotation shaft mechanism 9 comprises a first motor 901 fixed on the lifting seat 7, an output shaft of the first motor 901 is fixedly connected with a first rotation shaft 902, the first rotation shaft 902 is fixedly connected with a first gear 903, the first gear 903 is meshed with a second gear 904, the second gear 904 is fixedly connected with a second rotation shaft 905, the second rotation shaft 905 is rotatably connected with the lifting seat 7, and the second rotation shaft 905 is fixedly connected with the rotation plate 10. The deflection shaft mechanism 11 comprises a deflection shaft seat 1101 fixed on the rotary plate 10, the deflection shaft seat 1101 is fixedly connected with a second motor 1102, an output shaft of the second motor 1102 is fixedly connected with a third rotary shaft 1103, the third rotary shaft 1103 is fixedly connected with a third gear 1104, the third gear 1104 is meshed with a fourth gear 1105, the fourth gear 1105 is fixedly connected with a fourth rotary shaft 1106, the fourth rotary shaft 1106 is rotatably connected with the deflection shaft seat 1101, and the fourth rotary shaft 1106 is fixedly connected with the first electric telescopic rod 12. The elastic rod mechanism 13 comprises an elastic sleeve 1301 fixed on the first electric telescopic rod 12, a spring 1302 is fixedly connected in the elastic sleeve 1301, the spring 1302 is fixedly connected with a sliding block 1303, the sliding block 1303 is positioned in the elastic sleeve 1301, the sliding block 1303 is in sliding connection with the elastic sleeve 1301, the sliding block 1303 is fixedly connected with an elastic rod 1304, the elastic rod 1304 penetrates through the elastic sleeve 1301, and the elastic rod 1304 is in sliding connection with the elastic sleeve 1301. The measuring wheel mechanism 14 comprises a measuring wheel seat 1401 fixedly connected with an elastic rod 1304, the measuring wheel seat 1401 is rotatably connected with a measuring wheel 1402, and a movement sensor is arranged on the inner side of the measuring wheel seat 1401.
Specifically, the first motor 901 is turned on, the output shaft of the first motor 901 rotates to drive the first rotating shaft 902 to rotate, the first rotating shaft 902 rotates to drive the first gear 903 to rotate, the first gear 903 rotates to drive the second gear 904 to rotate, the second gear 904 rotates to drive the second rotating shaft 905 to rotate, the second rotating shaft 905 rotates to drive the rotating plate 10 to further realize the rotation and displacement of the measuring wheel 1402, the second motor 1102 is turned on, the output shaft of the second motor 1102 rotates to drive the third rotating shaft 1103 to rotate, the third rotating shaft 1103 rotates to drive the third gear 1104 to rotate, the third gear 1104 rotates to drive the fourth gear 1105 to realize the rotation of the fourth rotating shaft 1106, the first electric telescopic rod 12 is driven to rotate, the measuring wheel 1402 contacts with the tunnel arc top, and the movement sensor is matched to measure the movement length of the measuring wheel 1402, so that the length of the tunnel vault is measured.
With reference to embodiment 2 and continuing to refer to fig. 1-4, in the embodiment of the present invention, the moving wheel mechanism 2 includes a moving wheel seat rotating shaft 201 rotatably connected to the base 1, one end of the moving wheel seat rotating shaft 201 away from the base 1 is fixedly connected to a moving wheel seat 202, and the moving wheel seat 202 is rotatably connected to a moving wheel 203.
In the implementation process, the whole measuring instrument is firstly brought to the position of a tunnel to be measured, at the moment, the telescopic rod mechanism 8 is started to drive the first rotating rod mechanism 4 to rotate around the first rotating seat 3, meanwhile, the second rotating rod mechanism 5 is driven to rotate around the second rotating seat 6, the unfolding of the first rotating rod mechanism 4 and the second rotating rod mechanism 5 is realized, the lifting seat 7 can be lifted under the driving of the second rotating rod mechanism 5, the measuring wheel mechanism 14 is attached to the top of the tunnel vault, the deflection shaft mechanism 11 is started to drive the first electric telescopic rod 12 to rotate, the measuring wheel mechanism 14 is driven by the elastic rod mechanism 13 to rotate, the length of the top of the tunnel vault is measured, the deflection angle of the deflection shaft mechanism 11 can be measured, meanwhile, the stability of the measuring instrument can be increased, meanwhile, the telescopic rod mechanism 8 is matched to control the first rotating rod mechanism 4 and the second rotating rod mechanism 5 to lift along the side wall of the tunnel, the measuring wheel mechanism 14 can be lifted under the driving of the moving wheel mechanism 2, and the measuring wheel mechanism 14 can be driven to move through the moving wheel mechanism 2, so that the length of the measuring instrument is measured.
According to the invention, the relative positions of the first rotating rod mechanism 4 and the second rotating rod mechanism 5 can be adjusted through the telescopic rod mechanism 8, so that the height of the lifting seat 7 is adjusted, the rotating plate 10 can be driven to rotate and shift through the rotating shaft mechanism 9, the measuring wheel mechanism 14 is driven to rotate and shift, the length of the tunnel arc vault or the length of the tunnel is measured, the measuring wheel mechanism 14 can be driven to rotate through the deflection shaft mechanism 11, the tunnel arc vault can be measured, and the measuring wheel mechanism 14 can be abutted against the surface of the tunnel arc vault through the elastic rod mechanism 13.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The portable tunnel measuring instrument comprises a base and is characterized in that the bottom of the base is rotationally connected with a movable wheel mechanism, the side edges of the base are fixedly connected with first rotating seats, two first rotating seats are oppositely arranged, the first rotating seats are rotationally connected with first rotating rod mechanisms, the first rotating rod mechanisms are connected with second rotating rod mechanisms, the second rotating rod mechanisms are rotationally connected with second rotating seats, the second rotating seats are fixedly connected with lifting seats, a telescopic rod mechanism is arranged between the two second rotating rod mechanisms, a rotating shaft mechanism is arranged on the lifting seats, the rotating shaft mechanism is fixedly connected with a rotating plate, a deflection shaft mechanism is arranged on the rotating plate, a first electric telescopic rod is arranged on the deflection shaft mechanism, the tail end of the first electric telescopic rod is fixedly connected with an elastic rod mechanism, and the elastic rod mechanism is fixedly connected with a measuring wheel mechanism;
the telescopic rod mechanism is used for driving the second rotating rod mechanism to rotate around the second rotating seat, the rotating shaft mechanism is used for driving the rotating plate to rotate, the deflection shaft mechanism is used for driving the first electric telescopic rod to deflect and shift, and the elastic rod mechanism is used for ensuring that the measuring wheel mechanism is attached to the surface of the tunnel.
2. The portable tunnel gauge according to claim 1, wherein the moving wheel mechanism comprises a moving wheel seat rotating shaft rotatably connected with the base, one end of the moving wheel seat rotating shaft away from the base is fixedly connected with the moving wheel seat, and the moving wheel seat is rotatably connected with the moving wheel.
3. The portable tunnel gauge according to claim 1, wherein the first rotating rod mechanism comprises a first rotating rod rotatably connected with the first rotating seat, a sliding shaft groove is formed in the first rotating rod, one end of the first rotating rod, which is far away from the first rotating seat, is fixedly connected with a second electric telescopic rod, and the second electric telescopic rod is fixedly connected with the first clamping plate.
4. The portable tunnel gauge according to claim 3, wherein the second rotating rod mechanism comprises a second rotating rod rotatably connected with the second rotating seat, one end of the second rotating rod, which is far away from the second rotating seat, is fixedly connected with a second clamping plate, the side edge of the second clamping plate is fixedly connected with a sliding shaft, the sliding shaft is positioned in a sliding shaft groove, and the sliding shaft is slidably connected with the first rotating rod.
5. The portable tunnel gauge according to claim 4, wherein the telescopic rod mechanism comprises a third rotary seat fixedly connected with one of the second rotary rods, the third rotary seat is rotatably connected with a third electric telescopic rod, one end of the third electric telescopic rod away from the third rotary seat is rotatably connected with a fourth rotary seat, and the fourth rotary seat is fixedly connected with the other second rotary rod.
6. The portable tunnel gauge according to claim 5, wherein the rotation shaft mechanism comprises a first motor fixed on the lifting base, an output shaft of the first motor is fixedly connected with a first rotation shaft, the first rotation shaft is fixedly connected with a first gear, the first gear is meshed with a second gear, the second gear is fixedly connected with a second rotation shaft, the second rotation shaft is rotatably connected with the lifting base, and the second rotation shaft is fixedly connected with the rotation plate.
7. The portable tunnel gauge according to claim 1, wherein the yaw axis mechanism includes a yaw axis seat fixed to the rotating plate, the yaw axis seat is fixedly connected to the second motor, an output shaft of the second motor is fixedly connected to a third rotating shaft, the third rotating shaft is fixedly connected to a third gear, the third gear engages a fourth gear, the fourth gear is fixedly connected to the fourth rotating shaft, the fourth rotating shaft is rotatably connected to the yaw axis seat, and the fourth rotating shaft is fixedly connected to the first electric telescopic rod.
8. The portable tunnel gauge according to claim 1, wherein the elastic rod mechanism comprises an elastic sleeve fixed on the first electric telescopic rod, a spring is fixedly connected in the elastic sleeve, the spring is fixedly connected with a sliding block, the sliding block is positioned in the elastic sleeve, the sliding block is in sliding connection with the elastic sleeve, the sliding block is fixedly connected with the elastic rod, the elastic rod penetrates through the elastic sleeve, and the elastic rod is in sliding connection with the elastic sleeve.
9. The portable tunnel gauge according to claim 8, wherein the gauge wheel mechanism comprises a gauge wheel seat fixedly connected with the elastic rod, the gauge wheel seat is rotatably connected with the gauge wheel, and a movement sensor is arranged on the inner side of the gauge wheel seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310903862.4A CN116625290B (en) | 2023-07-24 | 2023-07-24 | Portable tunnel measuring instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310903862.4A CN116625290B (en) | 2023-07-24 | 2023-07-24 | Portable tunnel measuring instrument |
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| CN116625290A true CN116625290A (en) | 2023-08-22 |
| CN116625290B CN116625290B (en) | 2023-09-29 |
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| CN202310903862.4A Active CN116625290B (en) | 2023-07-24 | 2023-07-24 | Portable tunnel measuring instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119470643A (en) * | 2025-01-08 | 2025-02-18 | 四川交通职业技术学院 | A device and method for detecting cracks in tunnel lining structure using acoustic waves |
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| CN116625290B (en) | 2023-09-29 |
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