CN207881667U - A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence - Google Patents
A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence Download PDFInfo
- Publication number
- CN207881667U CN207881667U CN201820373261.1U CN201820373261U CN207881667U CN 207881667 U CN207881667 U CN 207881667U CN 201820373261 U CN201820373261 U CN 201820373261U CN 207881667 U CN207881667 U CN 207881667U
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- CN
- China
- Prior art keywords
- palisades
- connecting rod
- rock anchorage
- lateral deformation
- anchorage beam
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- 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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Abstract
The utility model discloses a kind of surface axial shift measuring instruments for overcoming lateral deformation to influence, including vertical palisades and rock anchorage beam ontology, the rock anchorage beam ontology is fixedly connected on the side of vertical palisades, the inside of the rock anchorage beam ontology is installed with lower anchor part, and the top screwed connection of lower anchor part has crack gauge.This overcomes the surface axial shift measuring instrument that lateral deformation influences, by being transformed to crack gauge, increase guide groove on upper arcuate palisades anchoring piece, and end ball connecting rod is set on the top of connecting rod, keep it free to slide according to the guide groove in certain radius and the range of arc determination, rock anchorage beam can be not only overcome to lead to crack gauge and connecting rod overbending due to generating lateral deformation after heavy burden and damage instrument, the horizontal displacement components brought due to Rotation of beam in rock anchorage beam vertical displacement can also be eliminated, the rock anchorage beam of special variation can accurately be monitored, it is used convenient for people.
Description
Technical field
The utility model is related to measuring device technical field, specially a kind of surface axial direction position for overcoming lateral deformation to influence
Measuring system.
Background technology
Rock anchorage beam is the abbreviation of Rock Crane Rail Support, using the long anchor pole of the slip casting of certain depth by reinforced concrete beam firmly
Ground is anchored on rock, and the load that it bears is passed to by long anchor pole and rock wall surface frictional force on rock mass, it shows with common
It pours beam to compare, does not set up column, it is the very important structure of underground power house, unit to make full use of the bearing capacity of country rock, rock anchorage beam
When installation, crane weight may weigh tons up to a hundred plus lifting part weight, therefore, particularly to rock anchor beam stress and deformation monitoring
It is important.Due to rock anchorage beam self structure asymmetry and discontinuity equalization etc., after crane operation, the deformation of rock anchorage beam is except generation
Outside sinking straight down, rotation will be also generated along the fulcrum of rock anchorage beam lower part and palisades, will include due to structure in vertical deflection
The horizontal component generated is rotated, keeps practical measured value bigger than normal than true measured value, and existing monitoring device is simple is fixed on
On rock anchorage beam, special variation can not precisely be monitored.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of surface axial displacement for overcoming lateral deformation to influence
Measuring device, accurate monitoring and other advantages can be carried out to the rock anchorage beam of special variation by having, solve existing monitoring device without
The problem of method accurately monitors the rock anchorage beam of special variation.
To realize that the above-mentioned purpose that can be accurately monitored to the rock anchorage beam of special variation, the utility model provide as follows
Technical solution：A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence, including vertical palisades and rock anchorage beam ontology,
The rock anchorage beam ontology is fixedly connected on the side of vertical palisades, and the inside of the rock anchorage beam ontology is installed with lower anchor
The top screwed connection of part, the lower anchor part has crack gauge, and the top screwed connection of the crack gauge has connecting rod, described
The inside of vertical palisades is installed with the upper arcuate palisades anchoring piece at the top of connecting rod, and the top of the connecting rod is prolonged
It extends to the inside of upper arcuate palisades anchoring piece and is fixedly connected with end ball connecting rod.
Preferably, the inside of the rock anchorage beam ontology is fixedly connected with fixed block one, and the fixed block one is fixedly connected on
The surface of lower anchor part bottom end.
Preferably, the inside of the vertical palisades is fixedly connected with fixed block two, and the fixed block two is fixedly connected on
The surface of portion's arc palisades anchoring piece right end.
Preferably, the bottom of the upper arcuate palisades anchoring piece offers guide groove, and the end ball connecting rod is slided
It is dynamic to be connected in guide groove, it is coated with lubricant in the guide groove.
Preferably, a diameter of 12mm of the lower anchor part is provided with interior screw thread, institute at the top of the lower anchor part
The bottom end for stating crack gauge is provided with male thread.
Preferably, the bottom of a diameter of 12mm of the connecting rod, the connecting rod are provided with interior screw thread, the crack gauge
Top be provided with male thread.
Compared with prior art, the utility model has following advantageous effect：The utility model is by carrying out crack gauge
Transformation increases guide groove on upper arcuate palisades anchoring piece, and end ball connecting rod is arranged on the top of connecting rod, makes it
Can be free to slide according to the guide groove in the range that certain radius and arc determine, can not only overcome rock anchorage beam due to heavy burden after
Generate lateral deformation lead to crack gauge and connecting rod overbending and damage instrument, can also eliminate in rock anchorage beam vertical displacement by
In the horizontal displacement components that Rotation of beam is brought, the rock anchorage beam of special variation can accurately be monitored, be used convenient for people.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the side view structure schematic cross-sectional view of the utility model upper arcuate palisades anchoring piece.
In figure：1 vertical palisades, 2 rock anchorage beam ontologies, 3 lower anchor parts, 4 crack gauges, 5 connecting rods, 6 upper arcuate palisades
Anchoring piece, 7 end ball connecting rods, 8 fixed blocks one, 9 fixed blocks two, 10 guide grooves.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence, including vertical palisades 1
With rock anchorage beam ontology 2, rock anchorage beam ontology 2 is fixedly connected on the side of vertical palisades 1, and the inside of rock anchorage beam ontology 2 is fixedly mounted
There are lower anchor part 3, the inside of rock anchorage beam ontology 2 to be fixedly connected with fixed block 1, fixed block 1 is fixedly connected on lower part anchor
The surface of 3 bottom end of firmware, fixed block 1 include cement mortar, and the top screwed connection of lower anchor part 3 has crack gauge 4, lower part
The top of a diameter of 12mm of anchoring piece 3, lower anchor part 3 are provided with interior screw thread, and the bottom end of crack gauge 4 is provided with male thread,
The top screwed connection of crack gauge 4 has connecting rod 5, the bottom of a diameter of 12mm of connecting rod 5, connecting rod 5 to be provided with interior screw thread,
The top of crack gauge 4 is provided with male thread, and the inside of vertical palisades 1 is installed with the upper arcuate positioned at 5 top of connecting rod
The inside of palisades anchoring piece 6, vertical palisades 1 is fixedly connected with fixed block 29, and fixed block 29 is fixedly connected on upper arcuate rock
The surface of 6 right end of wall anchor, fixed block 29 include cement mortar, and the top of connecting rod 5 extends to the anchoring of upper arcuate palisades
The inside of part 6 is simultaneously fixedly connected with end ball connecting rod 7, and the bottom of upper arcuate palisades anchoring piece 6 offers guide groove 10,
End ball connecting rod 7 is slidably connected in guide groove 10, and lubricant is coated in guide groove 10, by changing to crack gauge 4
It makes, increases guide groove 10 on upper arcuate palisades anchoring piece 6, and end ball connecting rod 7 is set on the top of connecting rod 5,
Keep the guide groove 10 in the range that it determines according to certain radius and arc free to slide, can not only overcome rock anchorage beam due to
Lateral deformation is generated after heavy burden to be led to crack gauge 4 and 5 overbending of connecting rod and damages instrument, and it is vertical can also to eliminate rock anchorage beam
Due to the horizontal displacement components that Rotation of beam is brought in displacement, the rock anchorage beam of special variation can accurately be monitored, be convenient for
People use.
When in use, when installing crack gauge 4, S1, according to rock anchor depth of beam and each part length determines upper arcuate palisades
Anchoring piece 6 arrives the air line distance of rock anchorage beam lower part fulcrum, so that it is determined that 6 arc guide barrel of upper arcuate palisades anchoring piece, 10 part
Radius and radian；
S2, the left side horizontal drilling in vertical palisades 1, aperture 50mm, depth 200mm, by upper arcuate palisades anchoring piece 6
Right end be inserted into palisades 150mm, be used in combination cement mortar to anchor, with horizon rule adjust the angle ensure it is straight；
S3, after in 1 lateral aperture of vertical palisades mortar solidification after, uniformly applied in the guide groove 10 of upper arcuate palisades anchoring piece 6
Lubricant is smeared, the sphere of end ball connecting rod 7 is placed in arc and the horizontal anchor bar end of upper arcuate palisades anchoring piece 6
The male thread on 4 top of crack gauge is screwed in the interior screw thread of connecting rod 5 by junction；
S4, the interior screw thread that the male thread of 4 lower part of crack gauge is screwed in lower anchor part 3；
S5, the vertical holes on the horizontal plane of rock anchorage beam ontology 2 apart from the positions palisades 150mm drill straight diameter 50mm, depth
300mm fills up mortar in vertical holes, to ensure that crack gauge 4 can bear certain contraction distortion, to 4 prestretching of crack gauge, pre- measuring tape
Degree is the 1/10 of full scale, and the crack gauge 4 after prestretching is fixed, and the insertion of lower anchor part 3 is filled up in the vertical holes of mortar,
In operating process, it should ensure that 4 prestretching range of crack gauge does not change；
S6, after cement mortar solidification, which is combined into one with vertical palisades 1 and rock anchorage beam ontology 2, and instrument is electric
Cable extraction fixes location survey station, is protected using coating steel pipe outside whole device.It is carried out using secondary meter when daily observation
Observation.
In conclusion this overcomes the surface axial shift measuring instrument that lateral deformation influences, by changing to crack gauge 4
It makes, increases guide groove 10 on upper arcuate palisades anchoring piece 6, and end ball connecting rod 7 is set on the top of connecting rod 5,
Keep the guide groove 10 in the range that it determines according to certain radius and arc free to slide, can not only overcome rock anchorage beam due to
Lateral deformation is generated after heavy burden to be led to crack gauge 4 and 5 overbending of connecting rod and damages instrument, and it is vertical can also to eliminate rock anchorage beam
Due to the horizontal displacement components that Rotation of beam is brought in displacement, the rock anchorage beam of special variation can accurately be monitored, be solved
The problem of existing monitoring device can not accurately monitor the rock anchorage beam of special variation.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence, including vertical palisades (1) and rock anchorage beam ontology
(2), it is characterised in that：The rock anchorage beam ontology (2) is fixedly connected on the side of vertical palisades (1), the rock anchorage beam ontology (2)
Inside be installed with lower anchor part (3), the top screwed connection of the lower anchor part (3) has crack gauge (4), described
The top screwed connection of crack gauge (4) has connecting rod (5), the inside of the vertical palisades (1) to be installed with positioned at connecting rod
(5) top of the upper arcuate palisades anchoring piece (6) at the top of, the connecting rod (5) extends to upper arcuate palisades anchoring piece (6)
Inside and be fixedly connected with end ball connecting rod (7).
2. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence according to claim 1, feature exist
In：The inside of the rock anchorage beam ontology (2) is fixedly connected with fixed block one (8), and the fixed block one (8) is fixedly connected on lower part
The surface of anchoring piece (3) bottom end.
3. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence according to claim 1, feature exist
In：The inside of the vertical palisades (1) is fixedly connected with fixed block two (9), and the fixed block two (9) is fixedly connected on top arc
The surface of shape palisades anchoring piece (6) right end.
4. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence according to claim 1, feature exist
In：The bottom of the upper arcuate palisades anchoring piece (6) offers guide groove (10), end ball connecting rod (7) sliding
It is connected in guide groove (10), lubricant is coated in the guide groove (10).
5. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence according to claim 1, feature exist
In：A diameter of 12mm of the lower anchor part (3) is provided with interior screw thread, the joint measurement at the top of the lower anchor part (3)
The bottom end of meter (4) is provided with male thread.
6. a kind of surface axial shift measuring instrument for overcoming lateral deformation to influence according to claim 1, feature exist
In：The bottom of a diameter of 12mm of the connecting rod (5), the connecting rod (5) are provided with interior screw thread, the crack gauge (4)
Top is provided with male thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820373261.1U CN207881667U (en) | 2018-03-20 | 2018-03-20 | A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820373261.1U CN207881667U (en) | 2018-03-20 | 2018-03-20 | A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207881667U true CN207881667U (en) | 2018-09-18 |
Family
ID=63497048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820373261.1U Withdrawn - After Issue CN207881667U (en) | 2018-03-20 | 2018-03-20 | A kind of surface axial shift measuring instrument for overcoming lateral deformation to influence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207881667U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426551A (en) * | 2018-03-20 | 2018-08-21 | 中国水利水电科学研究院 | Overcome the surface axial shift measuring instrument and application method that lateral deformation influences |
-
2018
- 2018-03-20 CN CN201820373261.1U patent/CN207881667U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426551A (en) * | 2018-03-20 | 2018-08-21 | 中国水利水电科学研究院 | Overcome the surface axial shift measuring instrument and application method that lateral deformation influences |
| CN108426551B (en) * | 2018-03-20 | 2023-05-23 | 中国水利水电科学研究院 | Surface axial displacement measuring device for overcoming influence of lateral deformation and using method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180918 Effective date of abandoning: 20230523 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180918 Effective date of abandoning: 20230523 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |