CN204479063U - A kind of tunnel survey equipment - Google Patents
A kind of tunnel survey equipment Download PDFInfo
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- CN204479063U CN204479063U CN201520176173.9U CN201520176173U CN204479063U CN 204479063 U CN204479063 U CN 204479063U CN 201520176173 U CN201520176173 U CN 201520176173U CN 204479063 U CN204479063 U CN 204479063U
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Abstract
The utility model discloses a kind of tunnel survey equipment, this equipment comprises survey record main body, described survey record main body is provided with detent mechanism, measuring mechanism and recording mechanism, detent mechanism is vertically arranged on the top of survey record main body, and detent mechanism, measuring mechanism and recording mechanism are arranged along same straight line successively; The placement location of this equipment on tunnel road surface determined by described detent mechanism, described measuring mechanism with the vault measuring point in tunnel for benchmark carries out the location of tunnel perimeter convergence measuring point, the described top measuring point of recording mechanism record measuring mechanism location and the position of perimeter convergence measuring point; Adopt measuring equipment of the present utility model effectively can solve tunnel destroy and measure inaccurate problem, the small and exquisite exquisiteness of this equipment, is convenient for carrying simultaneously, simple to operate, with low cost, also more convenient in data processing.
Description
Technical field
The utility model belongs to constructing tunnel monitoring measurement field, particularly a kind of tunnel survey equipment.
Background technology
In tradition monitoring measurement, the vault axis place that vault sinking amount measures a section at periphery Shou Lian Measuring usually establishes the peg of 1 buckle to hang steel tape, measures the absolute deflection of tunnel vault with precision level.Convergence is the relative displacement on tunnel perimeter relative direction two point of fixity lines, and it is that caused by tunnel excavation, surrouding rock deformation shows the most intuitively, adopts the convergence instrument Liang of carrying out Measuring.Bury measuring staff or bulb peg underground in both sides, tunnel abutment wall, haunch horizontal direction after tunnel excavation waterfall is broken, the depth of burying is about 2, and (T30mm, bore diameter is that 4 (T50mm fixes with quick talking cement.In conventional methods where Vault settlement and Convergence monitoring be all need bury underground band hook point realize observe, carry out Vault settlement observation time because tunnel last in lining cutting as head room at about 8 meters, therefore observation time tape measure be difficult to hang up; In addition, constructing tunnel generally can run into more underground water and cause muddy more multipair spirit-leveling instrument turning point precision in hole in early stage to impact, and steel tape distortion, stressed, the equal factor in hook position also can impact accuracy of observation.Same for Shou Lian Guan Measuring, when tunnel adopts and divides bench cut method, during because excavating out first step, just need to start observation, just being faced with the embarrassment that just convergence instrument cannot not hung up measuring point by plant equipment after digging out when getting out of a predicament or an embarrassing situation, causing precision cannot go out the Knot of country rock situation really by accurate analysis not because the ruler of convergence instrument is affected by gravity sagging and by カ impact simultaneously.
Especially the destruction problem of perimeter convergence measuring point is serious, and measuring point is often destroyed, and is unfavorable for the collection of data and the integrality of data, all there is drawback in traditional employing convergence instrument or total powerstation simultaneously, convergence instrument uses inconvenience, and generally want two people to coordinate, data error is also larger.Use total powerstation, instrument is comparatively heavy and expensive, and cost is high.
Monitoring During The Access object: be monitor adjoining rock stability, the important means whether test design is reasonable and safe with construction is the important component part of New Austrian Tunneling Method construction.Measurement information is fed back in design and construction in time and goes, to preliminary bracing, the construction method of secondary lining makes correction, can reach safety, construct object fast.Monitoring measurement is also an important step in construction management, is the guarantee of construction safety and quality.
Summary of the invention
For defect and the deficiency of prior art, the utility model solves the easy impaired problem of convergence measuring point of the tunnel perimeter when carrying out tunneling data and measuring, thus provides the simple tunnel survey equipment of a kind of measurement.
For solving the problem, the technical scheme that the utility model is taked is:
A kind of tunnel survey equipment, this equipment comprises survey record main body, described survey record main body is provided with detent mechanism, measuring mechanism and recording mechanism, detent mechanism is vertically arranged on the top of survey record main body, and detent mechanism, measuring mechanism and recording mechanism are arranged along same straight line successively;
The placement location of this equipment on tunnel road surface determined by described detent mechanism, described measuring mechanism with the vault measuring point in tunnel for benchmark carries out the location of tunnel perimeter convergence measuring point, the described top measuring point of recording mechanism record measuring mechanism location and the position of perimeter convergence measuring point.
Concrete, described detent mechanism comprises the first optical transmitting set being vertically set on survey record body top, and the hot spot of the first optical transmitting set can vertically overlap with tunnel vault measuring point.
More specifically, described measuring mechanism comprises the second optical transmitting set, the 3rd optical transmitting set and the 4th optical transmitting set, the vault measuring point to be measured that the tunnel vault measuring point that the light hot spot that second optical transmitting set is launched can overlap with the first optical transmitting set hot spot is adjacent overlaps, the light hot spot that 3rd optical transmitting set is launched can overlap with the perimeter convergence measuring point to be measured of side, tunnel, and the hot spot of the 4th optical transmitting set can overlap with the perimeter convergence measuring point to be measured of tunnel opposite side.
In addition, the bottom of described measuring mechanism arranges adjuster bar, and adjuster bar is arranged along the direction perpendicular to detent mechanism.
Further, described recording mechanism is camera.
Further, this equipment also comprises supporting seat and rotating disk, and described survey record main body is placed on rotating disk, and rotating disk is arranged on supporting seat, and survey record main body can carry out the circular motion of level by rotating disk.
Relative to prior art, the utility model has the following advantages:
(1) the utility model is by the long propagation of light, the position relationship between tunnel vault measuring point and perimeter convergence measuring point is utilized to carry out the setting of each light source, by the position of the hot spot point of photo recording light source thus the range observation realized tunnel vault measuring point and perimeter convergence measuring point;
(2) tunnel arch top settlement and perimeter convergence measuring system is adopted then can effectively to overcome the above problems.The small and exquisite exquisiteness of the instrument and equipment of this utility model, is convenient for carrying simultaneously, simple to operate, with low cost, also more convenient in data processing.
Accompanying drawing explanation
Fig. 1 is the front elevation of vault peripheral measurement of the present utility model;
Fig. 2 is the vertical view of vault peripheral measurement of the present utility model;
Fig. 3 is the rear view of vault peripheral measurement of the present utility model;
Fig. 4 is the mathematical model simulation drawing in embodiment two;
Fig. 5 is the mathematical model simulation drawing in embodiment two;
Fig. 6 is the actual one-shot measurement analog record figure in embodiment three;
Fig. 7 is the actual double measurement analog record figure in embodiment three;
In figure, each label is expressed as: 1-survey record main body, 101-detent mechanism, 1011-first optical transmitting set, 102-measuring mechanism, 1021-second optical transmitting set, 1022-the 3rd optical transmitting set, 1023-the 4th optical transmitting set, 103-recording mechanism, 104-function screen, 105-adjuster bar, 2-supporting seat, 201-rotating disk;
Below in conjunction with specification drawings and specific embodiments, the utility model is illustrated.
Embodiment
Tunnel survey equipment of the present utility model comprises survey record main body, survey record main body is provided with detent mechanism, measuring mechanism and recording mechanism, the placement location of this equipment on tunnel road surface determined by detent mechanism, measuring mechanism with the vault measuring point in tunnel for benchmark carries out the location of tunnel perimeter convergence measuring point, the top measuring point of recording mechanism record measuring mechanism location and the position of perimeter convergence measuring point; By location, measuring and the cooperation of record three steps, when only needing to determine a vault measuring point, the measurement data of perimeter convergence measuring point can be obtained, easy to operate and data are accurate.
Detent mechanism comprises the first optical transmitting set being vertically set on survey record body top, and the hot spot of the first optical transmitting set can vertically overlap with tunnel vault measuring point, overlapped with the adjacent vault measuring point of vault measuring point to be measured by the light launched, carry out the mensuration of equipment placement location, for next step measurement data is prepared.
Measuring mechanism comprises the second optical transmitting set, 3rd optical transmitting set and the 4th optical transmitting set, the vault measuring point to be measured that the tunnel vault measuring point that the light hot spot that second optical transmitting set is launched can overlap with the first optical transmitting set hot spot is adjacent overlaps, the light hot spot that 3rd optical transmitting set is launched can overlap with the perimeter convergence measuring point to be measured of side, tunnel, the hot spot of the 4th optical transmitting set can overlap with the perimeter convergence measuring point to be measured of tunnel opposite side, the light hot spot launched by the second optical transmitting set carries out the location of vault measuring point to be measured, by the second optical transmitting set, the setting of the mutual fixed angle of the 3rd optical transmitting set and the 4th optical transmitting set, 3rd optical transmitting set and the 4th optical transmitting set are got on perimeter convergence measuring point to be measured automatically, realize location and measure.
The bottom of measuring mechanism arranges adjuster bar, and adjuster bar is arranged along the direction perpendicular to detent mechanism, can be regulated the position of measuring mechanism, realize the location to vault measuring point by rotary regulating lever.
The recording mechanism of this equipment is chosen as camera, can select the camera of different resolution according to different tunnel sizes, thus carries out the light spot image record of vault measuring point and perimeter convergence point.
This equipment also comprises supporting seat and rotating disk, and survey record main body is placed on rotating disk, and rotating disk is arranged on supporting seat, and survey record main body can carry out the circular motion of level by rotating disk, realizes the adjustment of direction of measurement.
First optical transmitting set of the present utility model, the second optical transmitting set, the 3rd optical transmitting set and the 4th optical transmitting set can send red visible line, and light is radiated on works in point-like; Above-mentioned optical transmitting set can adopt electric excitation formula laser instrument.
Perimeter convergence measuring point described in the utility model: convergence is the relative displacement on tunnel perimeter relative direction two point of fixity lines, and it is that caused by tunnel excavation, surrouding rock deformation shows the most intuitively, adopts the convergence instrument Liang of carrying out Measuring.Bury a pair measuring staff or bulb peg underground in both sides, tunnel abutment wall, haunch horizontal direction after tunnel excavation explosion, bury underground for these two and be a little convergence measuring point.
Vault measuring point described in the utility model: i.e. vault measurement point, the vault axis place that vault sinking amount measures a section at periphery Shou Lian Measuring usually establishes the peg of 1 buckle to hang steel tape, measure the absolute deflection of tunnel vault with precision level, the position at peg place is vault measuring point.
Embodiment one:
Composition graphs 1-3, the tunnel survey equipment of the present embodiment comprises survey record main body 1 and supporting seat 2, survey record main body 1 is at the parts of the structure of the similar camera of overall appearance, which is provided with detent mechanism 101, measuring mechanism 102 and recording mechanism 103, detent mechanism 101 is arranged on the top of survey record main body 1, recording mechanism 103 is arranged on the sidepiece of survey record main body 1, and measuring mechanism 102 is arranged on the inclined-plane between detent mechanism 101 and recording mechanism 103; The placement location of this equipment on tunnel road surface determined by detent mechanism 101, measuring mechanism 102 is with the top measuring point in tunnel for benchmark carries out the location that tunnel perimeter restrains measuring point, and the range data of the top measuring point that measuring mechanism is located by recording mechanism 103 and perimeter convergence measuring point carries out record;
Detent mechanism 101 comprises the first optical transmitting set 1011 being arranged on survey record main body 1 top, the light that first optical transmitting set 1011 sends is perpendicular to surface level, the hot spot of the first optical transmitting set 1011 can overlap with tunnel top measuring point, first optical transmitting set 1011 is electric excitation formula laser instrument, its model is FU650AD50-GD16, wavelength: 650nm, power: 50mW, supply voltage: DC 2.8-5.2 (V), working current :≤120mA;
Measuring mechanism 102 comprises the second optical transmitting set 1021 being arranged on survey record main body 1 front portion, 3rd optical transmitting set 1022 and the 4th optical transmitting set 1023, the vault measuring point to be measured that the tunnel vault measuring point that the hot spot of the second optical transmitting set 1021 can overlap with the first optical transmitting set 1011 hot spot is adjacent overlaps, the hot spot of the 3rd optical transmitting set 1022 can overlap with the perimeter convergence measuring point to be measured of side, tunnel, the hot spot of the 4th optical transmitting set 1023 can overlap with the perimeter convergence measuring point to be measured of tunnel opposite side, second optical transmitting set 1021, 3rd optical transmitting set 1022 and the 4th optical transmitting set 1023 are electric excitation formula laser instrument, its concrete model is FU650AD50-GD16 wavelength: 650nm, power: 50mW, supply voltage: DC 2.8-5.2 (V), working current :≤120mA,
The bottom of measuring mechanism 102 arranges adjuster bar 105, and adjuster bar 105 is arranged along the direction perpendicular to detent mechanism 101; The position adjustments of measuring mechanism 102 can be carried out by rotary regulating lever 105;
Recording mechanism 103 is camera, setting operation screen 104 on the face that survey record main body 1 is relative with recording mechanism 103, handled easily personnel adjust this device, on the surface level of survey record main body 1, also spirit bubble is set simultaneously, this equipment is regulated to be horizontality, survey record main body 1 is placed on rotating disk 201, and rotating disk 201 is arranged on supporting seat 2, and survey record main body 1 can carry out the circular motion of level by rotating disk 201.
Embodiment two:
In conjunction with Figure 4 and 5, A point represents vault measuring point, B point and C point expression a pair perimeter convergence measuring point, the intersection point of the light reverse extending line that O point expression second optical transmitting set, the 3rd optical transmitting set and the 4th optical transmitting set send, the starting point of M point expression first optical transmitting set, D represents that the facula position of tunnel vault got to by the first optical transmitting set, is namely that one of them is used for locating the vault measuring point of the placement location of this device;
A, B, C 3 forms an isosceles triangle, and high AH hands over BC in a H, triangle height AH=h, and AO, BO, CO tri-line segments meet at an O, and wherein O point is n apart from the distance on ground;
If O, M, D 3 point-blank, adjacent two vault measuring point spacing are a; The wide BC in tunnel is b; The length of AB and AC is respectively c;
According to the calculating of Pythagorean theorem and trigonometric function, then ∠ AOB, ∠ AOC, ∠ BOC can be calculated by formula (1) and formula (2):
What just can obtain three light sources in the measurement component of the utility model equipment according to concrete tunnel size arranges angled relationships, adjusts accordingly, thus obtains the measuring equipment for different tunnel.
Embodiment three:
Composition graphs 6 and 7, supposing that the design width in a certain tunnel is 500mm, designing high 300mm, Fig. 6 photo for recording when initial dose is surveyed, the photo of Fig. 7 for recording when second time measures; The photo that first time and second time measure gained is imported in SketchUp software, after mark process, obtains the data in Fig. 6 and Fig. 7;
Calculate perimeter convergence: perimeter convergence labeled data of taking pictures for the first time is 46078.0mm, actual design width 500mm; Data of taking pictures for the second time are 45928.0mm, then above-mentioned principle can be utilized to converse perimeter convergence actual value:
From result of calculation, perimeter convergence measurement is 1.628mm, and namely tunnel inwardly shrank 1.628mm relative last time.
Calculate vault sinking: utilize Pythagorean theorem to calculate vault sinking value, vault sinking labeled data of taking pictures for the first time is 42775.3mm, actual design height 300mm; Data of taking pictures for the second time are 42620.1mm, then above-mentioned principle can be utilized to converse vault sinking actual value:
From result of calculation, vault sinking measurement is 1.134mm, and namely tunnel to sink downwards 1.134mm relative last time.
The method that measuring equipment described in the utility model uses in tunnel is as follows:
(1), near the position this equipment being placed on vault measuring point to be measured, start instrument, by instrument leveling, the vault measuring point that the light hot spot utilizing the first optical transmitting set 1011 to send is adjacent with vault measuring point to be measured overlaps, thus locks the placement location of this equipment;
(2) measurement component 102 is opened, the light hot spot that second optical transmitting set 1021 is sent overlaps with standard vault measuring point to be measured, at this moment the perimeter convergence measuring point to be measured of the 3rd optical transmitting set 1022 and the 4th both sides, optical transmitting set 1023 auto-alignment tunnel, then the hot spot photo of lower vault measuring point to be measured and perimeter convergence measuring point is taken by recording mechanism 103, the red point of vault measuring point one, the red point of perimeter convergence measuring point two, thus obtain corresponding data record;
(3) data acquisition and arrangement is carried out on computers with SketchUp and Excel two softwares.
Claims (6)
1. a tunnel survey equipment, it is characterized in that, this equipment comprises survey record main body (1), described survey record main body (1) is provided with detent mechanism (101), measuring mechanism (102) and recording mechanism (103), detent mechanism (101) is vertically arranged on the top of survey record main body (1), and detent mechanism (101), measuring mechanism (102) and recording mechanism (103) are arranged along same straight line successively;
The placement location of this equipment on tunnel road surface determined by described detent mechanism (101), described measuring mechanism (102) with the vault measuring point in tunnel for benchmark carries out the location of tunnel perimeter convergence measuring point, the position of the top measuring point that described recording mechanism (103) record measuring mechanism (102) is located and perimeter convergence measuring point.
2. tunnel survey equipment as claimed in claim 1, it is characterized in that, described detent mechanism (101) comprises the first optical transmitting set (1011) being vertically set on survey record main body (1) top, and the hot spot of the first optical transmitting set (1011) can vertically overlap with tunnel vault measuring point.
3. tunnel survey equipment as claimed in claim 2, it is characterized in that, described measuring mechanism (102) comprises the second optical transmitting set (1021), 3rd optical transmitting set (1022) and the 4th optical transmitting set (1023), the vault measuring point to be measured that the tunnel vault measuring point that the light hot spot that second optical transmitting set (1021) is launched can overlap with the first optical transmitting set (1011) hot spot is adjacent overlaps, the light hot spot that 3rd optical transmitting set (1022) is launched can overlap with the perimeter convergence measuring point to be measured of side, tunnel, the hot spot of the 4th optical transmitting set (1023) can overlap with the perimeter convergence measuring point to be measured of tunnel opposite side.
4. the tunnel survey equipment as described in claim 1,2 or 3, it is characterized in that, the bottom of described measuring mechanism (102) arranges adjuster bar (105), and adjuster bar (105) is arranged along the direction perpendicular to detent mechanism (101).
5. the tunnel survey equipment as described in claim 1,2 or 3, is characterized in that, described recording mechanism (103) is camera.
6. the tunnel survey equipment as described in claim 1,2 or 3, it is characterized in that, this equipment also comprises supporting seat (2) and rotating disk (201), described survey record main body (1) is placed on rotating disk (201), rotating disk (201) is arranged on supporting seat (2), and survey record main body (1) can carry out the circular motion of level by rotating disk (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176173.9U CN204479063U (en) | 2015-03-26 | 2015-03-26 | A kind of tunnel survey equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176173.9U CN204479063U (en) | 2015-03-26 | 2015-03-26 | A kind of tunnel survey equipment |
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| CN204479063U true CN204479063U (en) | 2015-07-15 |
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| CN201520176173.9U Expired - Fee Related CN204479063U (en) | 2015-03-26 | 2015-03-26 | A kind of tunnel survey equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534701A (en) * | 2018-06-25 | 2018-09-14 | 中国电建集团中南勘测设计研究院有限公司 | The photogrammetric structure of cavern's convergence monitoring and method |
| CN110360983A (en) * | 2019-07-02 | 2019-10-22 | 长江空间信息技术工程有限公司(武汉) | Vault settlement measuring device and its measurement method based on precise laser distance measuring instrument |
-
2015
- 2015-03-26 CN CN201520176173.9U patent/CN204479063U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534701A (en) * | 2018-06-25 | 2018-09-14 | 中国电建集团中南勘测设计研究院有限公司 | The photogrammetric structure of cavern's convergence monitoring and method |
| CN108534701B (en) * | 2018-06-25 | 2024-04-16 | 中国电建集团中南勘测设计研究院有限公司 | Structure and method for monitoring photogrammetry by converging cavern |
| CN110360983A (en) * | 2019-07-02 | 2019-10-22 | 长江空间信息技术工程有限公司(武汉) | Vault settlement measuring device and its measurement method based on precise laser distance measuring instrument |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 Termination date: 20160326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |