CN108072363A - A kind of Tunnel Engineering monitoring measurement measuring point protection device and installation method - Google Patents
A kind of Tunnel Engineering monitoring measurement measuring point protection device and installation method Download PDFInfo
- Publication number
- CN108072363A CN108072363A CN201711482396.8A CN201711482396A CN108072363A CN 108072363 A CN108072363 A CN 108072363A CN 201711482396 A CN201711482396 A CN 201711482396A CN 108072363 A CN108072363 A CN 108072363A
- Authority
- CN
- China
- Prior art keywords
- measuring point
- monitoring
- protective cover
- tamper
- point
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 46
- 238000005259 measurement Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000009434 installation Methods 0.000 title abstract description 5
- 230000001681 protective effect Effects 0.000 claims abstract description 52
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 241001074085 Scophthalmus aquosus Species 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 5
- 238000005422 blasting Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Lining And Supports For Tunnels (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention relates to the tamper-proof protective device in monitoring measurement monitoring point and installation method in a kind of Tunnel Engineering, including protective cover, support nut, fixing bracket, measuring point, axis fixing nut, LED light.Before measuring point is buried, axis fixing nut is sleeved in measuring point connecting rod, and measuring point is put into reserved drilling, is fixed among tunnel vault or abutment wall.Measuring point leaks outside after fixation, upper patch reflecting piece.Protective cover by fixing bracket with measuring point is connected, is fixed on by axis fixing nut on abutment wall.Since annular of the invention surrounds measuring point, it is possible to effectively measuring point is prevented by the destruction of blasting flyrock or tunnel construction machinery to it, meanwhile, measuring point measurement request is well positioned to meet, also with simple in structure, simple operation and other advantages.
Description
Technical field
The present invention relates to a kind of Tunnel Engineering monitoring measurement field, specifically a kind of monitoring measurement monitoring point is tamper-proof
Protective device and installation method.
Background technology
Constructing tunnel process often causes the release of the redistribution and crustal stress of surrouding rock stress.Therefore, after tunnel excavation,
Tunnel vault can settle, and convergent deformation radially occurs.Monitoring measurement is one of important step during constructing tunnel, is led to
Cross the analysis to measurement data, can examine preliminary bracing whether safe and reasonable, can effectively assess surrounding rock supporting stability and
Stress-strain state, while can rationally determine that secondary lining applies the time.Dependent on being measured in effective construction monitoring,
And thus construct to correct, change design and guidance, so as to achieve the purpose that safety, economy.
The auxiliary device generally used during monitoring measurement is convergence measuring point hook, and monitoring point is often laid in distance and excavates
Section nearby, can obtain surrouding rock deformation data when face excavates in time.There are some drawbacks using convergence measuring point hook.
(1) restrain greatly exposed outside abutment wall after measuring point hook is laid.The rubble of the explosion of face it is possible that measuring point can be pounded,
Due to the construction of big machinery, except the slag car and forklift can encounter measuring point, cause measuring point hook deform；(2) traditional infinite sum measuring point hook, only
Convergence measuring point can be measured with convergence gauge.For the tunnel of big cross section, although the precision of convergence gauge detection is high, Vault settlement
Measurement be can not be successfully, it is necessary to be operated on platform truck, it is relatively inconvenient.And the convergence auxiliary device of total powerstation is utilized, though possess
For the function of convergence gauge, and it is easy to operate simple, but in the tunnel environment of dim, more dirt, visibility is relatively low, causes to survey
It is relatively low to measure accuracy.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of tunnel monitoring measurement surveys simple in structure, easy to assembly
Point protection device.
Technical solution is used by the present invention solves the above problems：
The tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering, including protective cover, support nut, fixed branch
Frame, axis fixing nut and headlamp；The protective cover is equipped with threaded hole, and described support bracket fastened one end passes through the screw thread
Hole is fixed on by nut on the fixing bracket；The other end is fixed on the monitoring rod of monitoring point by axis fixing nut
On；And the headlamp is arranged on the protective cover.
Further, described fixing bracket one end is equipped with screw thread, and the other end is equipped with tilts 135 ° of semi-rings with stent axis
Shape fixinig plate.
Further, there are three the fixing bracket is set, three fixing brackets are uniform along the circumferencial direction of protective cover
It sets.
Further, the internal diameter diameter of the semi-circular fixinig plate is slightly larger than measuring point shank diameter.
Further, the taper tubular structure that the protective cover carries gap for one.
Further, 270 ° of protective cover circumferencial direction annular, axial direction tilts 45 °, is highly 10cm, thereon
If there are three bolts hole.
Further, the external storage batteries of the headlamp are fixed on protective cover and reserve gap both sides.
Further, the monitoring rod is 25 screw-thread steel of Φ 22 or Φ, and the iron plate for posting reflecting piece is welded in bar one end,
The other end is anchored in the borehole by Anchor Agent.
Further, the axis fixing nut size matches with measuring point shank diameter, and is placed in advance before measuring point is anchored
Close to measuring point reflecting piece one end.
Specific installation method is as follows：
First, in accordance with requiring in wall body hole, measuring point is anchored with Anchor Agent, first lining concrete is drilled through, deeply encloses
20~30cm of rock or so；Fixing bracket is formed with again and is thread through protective cover prepared screw-bolt hole and is fixed using support nut, it is assembled
Protective device, LED light, which is fixed on protective cover, reserves gap both sides, for increasing measuring point visibility；Three fixing brackets are formed with
One end of semi-circular fixinig plate is stuck on measuring point bar, and fixation, protective cover gap and reflecting piece court are pushed down using axis fixing nut
To measurement direction, measuring point is measured through gap by total powerstation.
The beneficial effects of the invention are as follows：
By protective device measuring point can be avoided to be destroyed by blasting flyrock or construction machinery, and it makes, assembling process letter
It is single, convenient and efficient, it can improve and apply efficiency.Annular shields leave gap, can protection measurements again do not influence to measure.Protection
Device side wall is equipped with LED light, increases measuring point clarity, effectively reduces measurement error, while LED light can play warning and make
With prompting scene pays attention to protection measurements.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not form the improper restriction to the application for explaining the application.
Fig. 1 lays overall schematic for measuring point；
Fig. 2 is protective device overall structure diagram；
Fig. 3 is protective cover main body schematic diagram；
Fig. 4 is fixing bracket schematic diagram；
In figure：1 protective cover, 2 support nuts, 3 fixing brackets, 4 measuring points, 5 axis fixing nuts, 6LED lamps.
Specific implementation method
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.It is unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As shown in Figure 1 and Figure 2, in a kind of Tunnel Engineering the tamper-proof protective device in monitoring measurement monitoring point include protective cover 1,
Support nut 2, fixing bracket 3, measuring point 4, axis fixing nut 5, LED light 6；
Protective cover 1 is equipped with threaded hole, and described support bracket fastened one end passes through the threaded hole, is fixed on by nut described
Fixing bracket on；The other end is fixed on by axis fixing nut on the monitoring rod of monitoring point；And the headlamp is set
On the protective cover.
As shown in figure 4,3 one end of fixing bracket is equipped with screw thread, the other end is equipped with to be consolidated with stent axis 135 ° of semi-circulars of inclination
Stator.There are three fixing bracket is set, three fixing brackets are uniformly arranged along the circumferencial direction of protective cover.Semi-circular fixinig plate
Internal diameter diameter is slightly larger than measuring point shank diameter.
As shown in figure 3, the taper tubular structure that protective cover 1 carries gap for one.Protective cover circumferencial direction annular
270 °, axial direction tilts 45 °, is highly 10cm, which is provided with three bolts hole.
The external storage batteries of headlamp are fixed on protective cover and reserve gap both sides.
Monitoring rod is 25 screw-thread steel of Φ 22 or Φ, and the iron plate for posting reflecting piece is welded in bar one end, and the other end passes through Anchor Agent
Anchoring is in the borehole.
5 size of axis fixing nut matches with measuring point shank diameter, and is placed in advance before measuring point is anchored reflective close to measuring point
Piece one end.
In tunnel top wall and two sides wall drill hole, preliminary bracing concrete is drilled through, gos deep into 20~30cm of country rock
Left and right, bore dia match with measuring point shank diameter.Measuring point bar is 25 screw-thread steel of Φ 22 or Φ, and reflecting piece is posted in the welding of bar one end
Iron plate, the other end by Anchor Agent anchor in the borehole.Measuring point leakage reflecting piece partial distance abutment wall 5cm or so after fixation.
By fixing bracket 3 through reserved screw hole on protective cover 1, it is fixed on by support nut 2 on protective cover 1；By LED light
6, which are fixed on protective cover 1, reserves gap both sides, the external storage batteries of LED light.
Assembled protective cover 1 is connected with measuring point 4 by axis fixing nut 5, concrete operations are solid three
One end that fixed rack is formed with semi-circular fixinig plate is stuck on measuring point bar, and fixation is pushed down using axis fixing nut.
By annular shields measuring point can be avoided to be destroyed by blasting flyrock or construction machinery；Using reflecting piece, whole station
Instrument measures, convenient and efficient, can improve monitoring efficiency.Visibility is improved by LED light.
The foregoing is merely the preferred embodiments of the application, are not limited to the application, for the skill of this field
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering, which is characterized in that including protective cover, stent spiral shell
Mother, fixing bracket, axis fixing nut and headlamp；The protective cover is equipped with threaded hole, described support bracket fastened one end
Through the threaded hole, it is fixed on by nut on the fixing bracket；The other end is fixed on monitoring by axis fixing nut
On the monitoring rod of point；And the headlamp is arranged on the protective cover.
2. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as described in claim 1, which is characterized in that
Described fixing bracket one end is equipped with screw thread, and the other end is equipped with tilts 135 ° of semi-circular fixinig plates with stent axis.
3. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as claimed in claim 2, which is characterized in that
There are three the fixing bracket is set, three fixing brackets are uniformly arranged along the circumferencial direction of protective cover.
4. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as claimed in claim 2, which is characterized in that
The internal diameter diameter of the semi-circular fixinig plate is slightly larger than measuring point shank diameter.
5. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as described in claim 1, which is characterized in that
The taper tubular structure that the protective cover carries gap for one.
6. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as claimed in claim 5, which is characterized in that
270 ° of the protective cover circumferencial direction annular, axial direction tilts 45 °, is highly 10cm, which is provided with three bolts hole.
7. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as claimed in claim 5, which is characterized in that
The external storage batteries of the headlamp are fixed on protective cover and reserve gap both sides.
8. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as described in claim 1, which is characterized in that
The monitoring rod is screw-thread steel, and the iron plate for posting reflecting piece is welded in screw-thread steel one end, and the other end is anchored at brill by Anchor Agent
Kong Zhong.
9. the tamper-proof protective device in monitoring measurement monitoring point in a kind of Tunnel Engineering as claimed in claim 8, which is characterized in that
The axis fixing nut size matches with measuring point shank diameter, and is placed in advance close to reflecting piece one end before measuring point is anchored.
10. the application method of the tamper-proof protective device in monitoring measurement monitoring point in any Tunnel Engineering of claim 1-9,
It is it is characterized in that, as follows：
First, on demand at wall body hole, measuring point is anchored with Anchor Agent, first lining concrete is drilled through, gos deep into country rock
20~30cm or so；Fixing bracket is formed with again and is thread through protective cover prepared screw-bolt hole and is fixed using support nut, assembly is protected
Protection unit, LED light, which is fixed on protective cover, reserves gap both sides, for increasing measuring point visibility；Three fixing brackets are formed with half
One end of annular fixinig plate is stuck on measuring point bar, and fixation, protective cover gap and reflecting piece direction are pushed down using axis fixing nut
Measurement direction measures measuring point through gap by total powerstation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482396.8A CN108072363B (en) | 2017-12-29 | 2017-12-29 | Tunnel engineering monitoring measurement point protection device and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711482396.8A CN108072363B (en) | 2017-12-29 | 2017-12-29 | Tunnel engineering monitoring measurement point protection device and installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108072363A true CN108072363A (en) | 2018-05-25 |
| CN108072363B CN108072363B (en) | 2024-03-15 |
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| CN201711482396.8A Active CN108072363B (en) | 2017-12-29 | 2017-12-29 | Tunnel engineering monitoring measurement point protection device and installation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109000579A (en) * | 2018-08-24 | 2018-12-14 | 中交第公路工程局有限公司 | A kind of telescopic tunnel surrounding rock displacement monitoring reflection sheet protection device |
| CN109459074A (en) * | 2018-11-13 | 2019-03-12 | 中铁十六局集团有限公司 | A kind of folding assembled monitoring device |
| CN111780855A (en) * | 2020-05-26 | 2020-10-16 | 山东大学 | Cable external-damage-prevention method and system based on fiber radial vibration source ranging vibration identification |
| CN112710287A (en) * | 2020-12-09 | 2021-04-27 | 北京中交桥宇科技有限公司 | Large-section DCD method monitoring measurement point distribution method |
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