CN209459810U - A kind of fixed device of earth pressure gauge suitable for tunnel - Google Patents
A kind of fixed device of earth pressure gauge suitable for tunnel Download PDFInfo
- Publication number
- CN209459810U CN209459810U CN201920360907.7U CN201920360907U CN209459810U CN 209459810 U CN209459810 U CN 209459810U CN 201920360907 U CN201920360907 U CN 201920360907U CN 209459810 U CN209459810 U CN 209459810U
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- China
- Prior art keywords
- clamping rings
- pressure gauge
- earth pressure
- fixed device
- ring body
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Abstract
The utility model relates to a kind of fixed devices of earth pressure gauge suitable for tunnel, belong to geotechnical engineering field, including the first clamping rings and the second clamping rings, first clamping rings is located at second clamping rings vertically below, the ring body of first clamping rings is equipped with multiple first threaded holes, the fixing screws for first clamping rings to be fixed on the wall are threaded in first threaded hole, the ring body of second clamping rings is equipped with the compression bar for compressing earth pressure gauge, the regulating member for adjusting distance between first clamping rings and second clamping rings is equipped between first clamping rings and second clamping rings.The utility model has the beneficial effects that earth pressure gauge can be secured firmly on tested Rock And Soil, the measurement accuracy of earth pressure gauge is improved.
Description
Technical field
The utility model belongs to geotechnical engineering field, and in particular to a kind of fixed device of earth pressure gauge suitable for tunnel.
Background technique
In Tunnel Engineering, since sub-surface soil property situation is more complicated, in order to monitor the soil pressure in tunnel surrounding
Variation, it will usually use the soil pressure situation in earth pressure gauge measurement tunnel.Earth pressure gauge measurement is value of compressive stress, is being installed
During inbuilt, if method is incorrect, earth pressure gauge, which is easy to happen to come to nothing, unloads phenomenon, to influence the accurate of observation
Property.Therefore, earth pressure gauge installation and its fixed importance, which just seem, is even more important.Whether earth pressure gauge is in good operation
State, is almost completely dependent on whether instrument compression face completely attaches to Rock And Soil, therefore embedded must infuse with installation process
Whether will form gap between meaning earth pressure gauge compression face and the soil body.But existing earth pressure gauge is not fixed in
Device on tunnel surrounding causes earth pressure gauge that cannot be in close contact with Rock And Soil, this results in the data inaccuracy of measurement.
Utility model content
In order to solve the above-mentioned technical problem the utility model provides a kind of fixed device of the earth pressure gauge suitable for tunnel, energy
It is enough that earth pressure gauge is secured firmly on tested Rock And Soil, improve the measurement accuracy of earth pressure gauge.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of earth pressure gauge suitable for tunnel is fixed
Device, including the first clamping rings and the second clamping rings, first clamping rings are located at the perpendicular of second clamping rings
Straight lower section, the ring body of first clamping rings are equipped with multiple first threaded holes, are threaded in first threaded hole
The more fixing screws for first clamping rings to be fixed on the wall, the ring body of second clamping rings are equipped with
For compressing the compression bar of earth pressure gauge, it is equipped between first clamping rings and second clamping rings for adjusting
State the regulating member of distance between the first clamping rings and second clamping rings.
The beneficial effects of the utility model are: by adjusting the distance between the first clamping rings and the second clamping rings energy
Enough sizes for being suitable for current earth pressure gauges most of on the market, earth pressure gauge are secured firmly on tested Rock And Soil, especially
It is the top for being directed to tunnel, earth pressure gauge and tested Rock And Soil are in close contact, and not will receive self gravity influence and are fallen off, simultaneously
This fixation device is easy to operate simple, and measurement accuracy is high.
Based on the above technical solution, the utility model can also do following improvement.
Further, the regulating member includes more screw rods, more compressed springs and multiple fastening nuts, the more pressures
Contracting spring one-to-one correspondence is set on the more screw rods, and one end of the more screw rods is fixedly connected on the described first fixed circle
In the ring body of ring, the ring body of second clamping rings is equipped with the first through hole passed through for the screw rod, and the screw rod is another
After one end turns through the first through hole, is threadedly coupled with multiple fastening nuts one-to-one correspondence, the fastening nut and
The ring body of second clamping rings abuts, and one end of the more compressed springs is fixedly connected with first clamping rings,
The other end is fixedly connected with second clamping rings.
Beneficial effect using above-mentioned further scheme is: facilitating and adjusts between the first clamping rings and the second clamping rings
Distance.
Further, the compression bar is more and corresponds with the screw rod that the compression bar is located at the fastening spiral shell
Female one end of the compression bar is equipped with the second through-hole between second clamping rings, and the screw rod passes through described second
Through-hole, a side of the compression bar are abutted with second clamping rings, and the fastening nut is rotatably connected on the screw rod
On.
Beneficial effect using above-mentioned further scheme is: being conducive to earth pressure gauge fixation.
Further, the quantity of the screw rod, the compressed spring, the fastening nut and the compression bar is four,
And it is evenly spaced on second clamping rings.
Beneficial effect using above-mentioned further scheme is: stability of equilibrium is more preferable.
Further, the ring body of first clamping rings is equipped with the first ring wall, in the ring body of second clamping rings
Equipped with the second ring wall, the internal diameter of second ring wall is greater than the outer diameter of first ring wall, and second ring wall is set in described
On first ring wall.
Beneficial effect using above-mentioned further scheme is: can be formed and be protected to the side of earth pressure gauge, avoid soil pressure
The damage of power meter.
Further, the diameter of first clamping rings is greater than the diameter of second clamping rings.
Beneficial effect using above-mentioned further scheme is: can be avoided the second clamping rings and makes to the rotation of fixing screws
At influence.
Further, the fixing screws are located on first clamping rings outer, and screw thread company is gone back in the fixing screws
It is connected to expended wall plug.
Beneficial effect using above-mentioned further scheme is: facilitating and fixed device is fixed on tested Rock And Soil.
Further, it is additionally provided with the second threaded hole on the compression bar, an adjustment spiral shell is threadedly coupled in second threaded hole
Bolt, the end of thread of the adjustment bolt turn through the pressure being fixedly connected with after second threaded hole for compressing earth pressure gauge
Tight disk.
Beneficial effect using above-mentioned further scheme is: can be stronger to earth pressure gauge fixation, while can be to soil
Pressure gauge is finely adjusted, and adapts to the measurement of inclined surface.
Further, the compression plate is towards being additionally provided with rubber pad on the side of first clamping rings.
Beneficial effect using above-mentioned further scheme is: protecting to the outer housing of earth pressure gauge, avoids damaging.
Further, the fixing screws are 4, and are evenly spaced on first clamping rings.
Beneficial effect using above-mentioned further scheme is: stability of equilibrium is more preferable when being fixed on tested Rock And Soil.
Detailed description of the invention
Fig. 1 is the fixed device front view of the utility model earth pressure gauge；
Fig. 2 is the fixed device top view of the utility model earth pressure gauge；
Fig. 3 is the fixed device cross-sectional view of the utility model earth pressure gauge.
In attached drawing, parts list represented by the reference numerals are as follows:
1, the first clamping rings, the 2, second clamping rings, 3, compression bar, 4, fixing screws, 5, screw rod, 6, adjustment bolt,
7, fastening nut, the 8, first ring wall, the 9, second ring wall, 10, expended wall plug, the 11, first threaded hole, 12, first through hole, 13,
Two threaded holes, the 14, second through-hole, 15, rubber pad, 16, compressed spring, 17, compression plate.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the fixed device of a kind of earth pressure gauge suitable for tunnel, including the first clamping rings 1
With the second clamping rings 2, the first clamping rings 1 and the second clamping rings 2 are steel material, and the first clamping rings 1 and second is fixed
The diameter of annulus 2 is greater than the diameter for commonly using earth pressure gauge on the market at present, and the first clamping rings 1 is located at the second clamping rings 2
Vertically below, the diameter of the first clamping rings 1 is greater than the diameter of the second clamping rings 2；The ring body of first clamping rings 1 is equipped with
Four the first threaded holes 11 are threaded in first threaded hole 11 for the first clamping rings 1 to be fixed on the wall
Fixing screws 4, fixing screws 4 are 4, and are evenly spaced on the first clamping rings 1, and the end of thread of fixing screws 4 turns
It is dynamic to be connect across the first threaded hole 11 with tested Rock And Soil, this fixation device is fixed on tested Rock And Soil, fixing screws 4
In on 1 outer of the first clamping rings, facilitating rotation fixing screws 4,2 pairs of rotation fixing screws 4 of the second clamping rings is avoided to cause
It influences, is also threaded with expended wall plug 10 in fixing screws 4, it, can be directly by expandable wall after being punched to tested Rock And Soil
Plug 10 is placed in hole, then fixing screws 4 are turned on expended wall plug 10, it will be able to which this fixation device is fixed on tested ground
Very convenient quick on body, expended wall plug 10 is the prior art；The ring body of second clamping rings 2 is equipped with for compressing soil pressure
The compression bar 3 of power meter, compression bar 3 are elongate configuration, and compression bar 3 is similarly steel material and is made, and the first clamping rings 1 and second is solid
Determine to be equipped with the regulating member for adjusting distance between the first clamping rings 1 and the second clamping rings 2 between annulus 2, passes through tune
Whole regulating member can change the distance between the first clamping rings 1 and the second clamping rings 2, when needing to fix earth pressure gauge
When, regulating member is adjusted, so that the second clamping rings 2 is close to the first clamping rings 1, so that compression bar 3 is contacted with earth pressure gauge
It compresses, earth pressure gauge is fixed on tested Rock And Soil；
Preferably, regulating member includes more screw rods 5, more compressed springs 16 and multiple fastening nuts 7, more compression bullets
Spring 16 one-to-one correspondence be set on more screw rods 5, compressed spring 16 can on screw rod 5 elastic compression, one end of more screw rods 5
It is fixedly connected in the ring body of the first clamping rings 1, screw rod 5 other end the second clamping rings 2 of direction, the second clamping rings 2
Ring body is equipped with the first through hole 12 passed through for screw rod 5, and multiple tight after 5 other end of screw rod turns through first through hole 12
Be threadedly coupled Gu nut 7 corresponds, one end of more compressed springs 16 is fixedly connected with the first clamping rings 1, the other end and
Second clamping rings 2 is fixedly connected, and is realized by rotation fastening nut 7 and is adjusted the opposite first fixed circle of the second clamping rings 2
The distance of ring 1 forms compressed spring 16 and squeezes compression, at this time when the first clamping rings 1 is mobile to the second clamping rings 2
Fastening nut 7 forms restraint to the second clamping rings 2, and the second clamping rings 2 is avoided to be returned by rebound, when needs second are fixed
When annulus 2 is far from the first clamping rings 1, rotational fastener nut 7 is far from the first clamping rings 1, and the second clamping rings 2 is being pressed at this time
To mobile far from the first clamping rings 1 under the action of 16 screen resilience of contracting spring；Compression bar 3 corresponds for more and with screw rod 5,
Compression bar 3 is located between fastening nut 7 and the second clamping rings 2, and one end of compression bar 3 is equipped with the second through-hole 14, and screw rod 5 is worn
The second through-hole 14 is crossed, a side of compression bar 3 is abutted with the second clamping rings 2, and fastening nut 7 is rotatably connected on screw rod 5, when
When needing that the second clamping rings 2 is mobile to the first clamping rings 1, the rotation of fastening nut 7 is contacted with compression bar 3, by compression bar 3
The first clamping rings 1 is pressed to together with the second clamping rings 2；Screw rod 5, compressed spring 16, fastening nut 7 and compression bar 3 number
Amount is four, and is evenly spaced on the second clamping rings 2, at cross, stability height；
Preferably, the ring body of the first clamping rings 1 is equipped with the first ring wall 8, and the first ring wall 8 is made of steel material, and second
The ring body of clamping rings 2 is equipped with the second ring wall 9, and the second ring wall 9 is made of steel material, and the internal diameter of the second ring wall 9 is greater than first
The outer diameter of ring wall 8, the second ring wall 9 are set on the first ring wall 8, when the second clamping rings 2 is mobile to the first clamping rings 1,
Second ring wall 9 moves on the outside of the first ring wall 8, completely wraps up the first ring wall 8, and the second clamping rings 2 is relatively fixed with first
The moving distance of annulus 1 is greater than the height of current earth pressure gauges most of on the market, the present apparatus is suitable for most of
Earth pressure gauge；
Preferably, it is additionally provided with the second threaded hole 13 on compression bar 3, an adjustment bolt 6 is threadedly coupled in the second threaded hole 13,
The end of thread of adjustment bolt 6 turns through the compression plate 17 being fixedly connected with after the second threaded hole 13 for compressing earth pressure gauge,
Compression plate 17 can be controlled to earth pressure gauge movement or far from earth pressure gauge by adjusting bolt by rotation, make it possible to be put into soil pressure
Power meter is simultaneously fixed, and the slight inclination of earth pressure gauge can be adjusted according to the small radian of tested Rock And Soil, so as to soil
Pressure gauge can be fitted closely with tested Rock And Soil, and the precision of measurement is higher；Compression plate 17 is towards the side of the first clamping rings 1
On be additionally provided with rubber pad 15, contacted by rubber pad 15 with the shell of earth pressure gauge, can to the shell of earth pressure gauge formed protect
Shield, avoids earth pressure gauge from damaging；
In use, first should according to the actual situation, progress is pre-perforated at the position for needing to monitor on Rock And Soil, beats
The position in hole needs first to be measured according to the position of the fixing screws 4 on this fixation device, hole accomplish fluently after by expended wall plug
10 are directly inserted into hole, and earth pressure gauge is put between the first clamping rings 1 and the second clamping rings 2, is put into first
Within ring wall 8 and the second ring wall 9, the correspondence of fixing screws 4 is rotated in expended wall plug 10, fixed device is fixed on tested rock
On the soil body, rotational fastener nut 7 is mobile to the first clamping rings 1 by the second clamping rings 2 and compression bar 3, compresses when being moved to
When item 3 is close to earth pressure gauge, the position of earth pressure gauge is slightly adjusted, adjustment bolt 6 is rotated, so that compression plate 17 presses to soil pressure
Earth pressure gauge is firmly adjacent on tested Rock And Soil, measures so that rubber pad 15 and earth pressure gauge are in close contact by meter.
In addition this fixation device can be to progress for the tested Rock And Soil of the tested Rock And Soil in side and top in tunnel
Measurement, is especially tested Rock And Soil to top, and earth pressure gauge firmly closely connects with tested Rock And Soil under the action of fixed device
Touching, will not fall off because of self gravitation effect, to influence measurement result.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, all in the utility model
Spirit and principle within, any modification, equivalent replacement, improvement and so on should be included in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of fixed device of earth pressure gauge suitable for tunnel, which is characterized in that solid including the first clamping rings (1) and second
Determine annulus (2), first clamping rings (1) is located at second clamping rings (2) vertically below, the described first fixed circle
The ring body of ring (1) is equipped with multiple first threaded holes (11), is threaded in first threaded hole (11) for by institute
The fixing screws (4) that the first clamping rings (1) is fixed on the wall are stated, the ring body of second clamping rings (2), which is equipped with, to be used
In the compression bar (3) for compressing earth pressure gauge, it is equipped with and uses between first clamping rings (1) and second clamping rings (2)
In the regulating member for adjusting distance between first clamping rings (1) and second clamping rings (2).
2. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 1, which is characterized in that the adjusting
Component includes more screw rods (5), more compressed springs (16) and multiple fastening nuts (7), the more compressed springs (16) one
One correspondence is set on the more screw rods (5), and one end of the more screw rods (5) is fixedly connected on first clamping rings
(1) in ring body, the ring body of second clamping rings (2) is equipped with the first through hole (12) passed through for the screw rod (5),
After screw rod (5) other end turns through the first through hole (12), screw thread is corresponded with multiple fastening nuts (7)
Connection, the fastening nut (7) abut with the ring body of second clamping rings (2), and the one of the more compressed springs (16)
End is fixedly connected with first clamping rings (1), and the other end is fixedly connected with second clamping rings (2).
3. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 2, which is characterized in that the compression
Item (3) is more and corresponds with the screw rod (5) that the compression bar (3) is located at the fastening nut (7) and described second
Between clamping rings (2), one end of the compression bar (3) is equipped with the second through-hole (14), and the screw rod (5) passes through described second
Through-hole (14), a side of the compression bar (3) are abutted with second clamping rings (2), and fastening nut (7) rotation connects
It connects on the screw rod (5).
4. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 3, which is characterized in that the screw rod
(5), the quantity of the compressed spring (16), the fastening nut (7) and the compression bar (3) is four, and uniform intervals
It is distributed on second clamping rings (2).
5. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 1, which is characterized in that described first
The ring body of clamping rings (1) is equipped with the first ring wall (8), and the ring body of second clamping rings (2) is equipped with the second ring wall
(9), the internal diameter of second ring wall (9) is greater than the outer diameter of first ring wall (8), and second ring wall (9) is set in described
On first ring wall (8).
6. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 1, which is characterized in that described first
The diameter of clamping rings (1) is greater than the diameter of second clamping rings (2).
7. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 6, which is characterized in that the fixation
Screw (4) is located on the first clamping rings (1) outer, is also threaded with expended wall plug on the fixing screws (4)
(10)。
8. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 1-7, which is characterized in that
It is additionally provided with the second threaded hole (13) on the compression bar (3), an adjustment bolt is threadedly coupled in second threaded hole (13)
(6), the end of thread of the adjustment bolt (6) is fixedly connected with after turning through second threaded hole (13) for compressing soil pressure
The compression plate (17) of power meter.
9. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 8, which is characterized in that the compression
Disk (17) is towards being additionally provided with rubber pad (15) on the side of first clamping rings (1).
10. a kind of fixed device of earth pressure gauge suitable for tunnel according to claim 1-7, feature exist
In the fixing screws (4) are 4, and are evenly spaced on first clamping rings (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360907.7U CN209459810U (en) | 2019-03-20 | 2019-03-20 | A kind of fixed device of earth pressure gauge suitable for tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360907.7U CN209459810U (en) | 2019-03-20 | 2019-03-20 | A kind of fixed device of earth pressure gauge suitable for tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209459810U true CN209459810U (en) | 2019-10-01 |
Family
ID=68047409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920360907.7U Expired - Fee Related CN209459810U (en) | 2019-03-20 | 2019-03-20 | A kind of fixed device of earth pressure gauge suitable for tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209459810U (en) |
-
2019
- 2019-03-20 CN CN201920360907.7U patent/CN209459810U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 Termination date: 20210320 |
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| CF01 | Termination of patent right due to non-payment of annual fee |