CN207703214U - A kind of Tunnel Engineering monitoring measurement measuring point protection device - Google Patents
A kind of Tunnel Engineering monitoring measurement measuring point protection device Download PDFInfo
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- CN207703214U CN207703214U CN201721900019.7U CN201721900019U CN207703214U CN 207703214 U CN207703214 U CN 207703214U CN 201721900019 U CN201721900019 U CN 201721900019U CN 207703214 U CN207703214 U CN 207703214U
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- measuring point
- protection device
- tunnel engineering
- protective cover
- monitoring measurement
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Abstract
The utility model is related to monitoring measurement monitoring point protective devices in a kind of Tunnel Engineering, including protective cover, support nut, fixing bracket, measuring point, axis fixing nut, LED light.Before measuring point is embedded, 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 is connected by fixing bracket with measuring point, is fixed on abutment wall by axis fixing nut.Since the utility model annular surrounds measuring point, it is possible to it is effectively prevent destruction of the measuring point by blasting flyrock or tunnel construction machinery to it, meanwhile, it is well positioned to meet measuring point measurement request, also there are simple in structure, simple operation and other advantages.
Description
Technical field
The utility model is related to a kind of Tunnel Engineering monitoring measurement field, specifically a kind of monitoring measurement monitoring point is anti-
Damage preventor.
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, radial that convergent deformation occurs.Monitoring measurement is one of the important link 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, 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) convergence measuring point hook is greatly exposed outside abutment wall after laying.The rubble of the explosion of face is possible to 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 is can not be successfully, needs to operate on platform truck, it is relatively inconvenient.And the convergence auxiliary device of total powerstation is utilized, though have
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.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of tunnel monitoring amount simple in structure, easy to assembly
Survey measuring point protection device.
The technical scheme in the invention for solving the above technical problem is：
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 holder axis
Shape fixinig plate.
Further, there are three fixing bracket settings, three fixing brackets are uniform along the circumferencial direction of protective cover
Setting.
Further, the internal diameter diameter of the semi-circular fixinig plate is slightly larger than measuring point shank diameter.
Further, the protective cover is a taper tubular structure for carrying gap.
Further, 270 ° of the 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 anchoring measuring point
Close to measuring point reflecting piece one end.
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 utility model has the beneficial effects that：
Measuring point can be avoided to be destroyed by blasting flyrock or construction machinery by protective device, and it makes, assembling process letter
It is single, convenient and efficient, it can improve and apply efficiency.Annular shields there are gap, can protection measurements do not influence to measure again.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 constitute the improper restriction to the application for explaining the application.
Fig. 1 is that measuring point lays overall schematic；
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.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 implementation mode, 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 " packet
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 setting
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 solid with holder axis 135 ° of semi-circulars of inclination
Stator.There are three fixing bracket settings, and 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, protective cover 1 is a taper tubular structure for carrying gap.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 anchoring measuring point reflective close to measuring point
Piece one end.
In tunnel top wall and two sides wall drill hole, preliminary bracing concrete is drilled through, 20~30cm of country rock is goed deep into
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.
Fixing bracket 3 is passed through and reserves screw hole on protective cover 1, is fixed on protective cover 1 by support nut 2；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 and measuring point 4 are connected 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.
Measuring point can be avoided to be destroyed by blasting flyrock or construction machinery by annular shields；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 intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (9)
1. a kind of Tunnel Engineering monitoring measurement measuring point protection device, which is characterized in that 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.
2. a kind of Tunnel Engineering monitoring measurement measuring point protection device as described in claim 1, which is characterized in that the fixation
Holder one end is equipped with screw thread, and the other end is equipped with tilts 135 ° of semi-circular fixinig plates with holder axis.
3. a kind of Tunnel Engineering monitoring measurement measuring point protection device as claimed in claim 2, which is characterized in that the fixation
There are three holder settings, and three fixing brackets are uniformly arranged along the circumferencial direction of protective cover.
4. a kind of Tunnel Engineering monitoring measurement measuring point protection device as claimed in claim 2, which is characterized in that the semi-ring
The internal diameter diameter of shape fixinig plate is slightly larger than measuring point shank diameter.
5. a kind of Tunnel Engineering monitoring measurement measuring point protection device as described in claim 1, which is characterized in that the protection
The taper tubular structure that cover carries gap for one.
6. a kind of Tunnel Engineering monitoring measurement measuring point protection device as claimed in claim 5, which is characterized in that the protection
270 ° of cover circumferencial direction annular, axial direction tilts 45 °, is highly 10cm, which is provided with three bolts hole.
7. a kind of Tunnel Engineering monitoring measurement measuring point protection device as claimed in claim 5, which is characterized in that the illumination
The external storage batteries of lamp are fixed on protective cover and reserve gap both sides.
8. a kind of Tunnel Engineering monitoring measurement measuring point protection device as described in claim 1, which is characterized in that the monitoring
Bar 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 in the borehole by Anchor Agent.
9. a kind of Tunnel Engineering monitoring measurement measuring point protection device as claimed in claim 8, which is characterized in that the axis is solid
Determine nut size with measuring point shank diameter to match, and is placed in advance close to reflecting piece one end before anchoring measuring point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900019.7U CN207703214U (en) | 2017-12-29 | 2017-12-29 | A kind of Tunnel Engineering monitoring measurement measuring point protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721900019.7U CN207703214U (en) | 2017-12-29 | 2017-12-29 | A kind of Tunnel Engineering monitoring measurement measuring point protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207703214U true CN207703214U (en) | 2018-08-07 |
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ID=63030239
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721900019.7U Active CN207703214U (en) | 2017-12-29 | 2017-12-29 | A kind of Tunnel Engineering monitoring measurement measuring point protection device |
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| CN (1) | CN207703214U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072363A (en) * | 2017-12-29 | 2018-05-25 | 山东大学 | A kind of Tunnel Engineering monitoring measurement measuring point protection device and installation method |
| CN109540016A (en) * | 2018-11-20 | 2019-03-29 | 山东大学 | For the tunnel monitoring measurement device and method for arranging under tunnel dark situation |
| CN110821564A (en) * | 2019-11-07 | 2020-02-21 | 山东大学 | Tunnel monitoring measurement pile, protection device and construction method thereof |
-
2017
- 2017-12-29 CN CN201721900019.7U patent/CN207703214U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108072363A (en) * | 2017-12-29 | 2018-05-25 | 山东大学 | A kind of Tunnel Engineering monitoring measurement measuring point protection device and installation method |
| CN108072363B (en) * | 2017-12-29 | 2024-03-15 | 山东大学 | Tunnel engineering monitoring measurement point protection device and installation method |
| CN109540016A (en) * | 2018-11-20 | 2019-03-29 | 山东大学 | For the tunnel monitoring measurement device and method for arranging under tunnel dark situation |
| CN110821564A (en) * | 2019-11-07 | 2020-02-21 | 山东大学 | Tunnel monitoring measurement pile, protection device and construction method thereof |
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