CN206177491U - Measure soil surface pressure's pressure cell fixing device - Google Patents
Measure soil surface pressure's pressure cell fixing device Download PDFInfo
- Publication number
- CN206177491U CN206177491U CN201621142938.8U CN201621142938U CN206177491U CN 206177491 U CN206177491 U CN 206177491U CN 201621142938 U CN201621142938 U CN 201621142938U CN 206177491 U CN206177491 U CN 206177491U
- Authority
- CN
- China
- Prior art keywords
- pressure
- limiting plate
- soil surface
- pressure cell
- fixing device
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a measure soil surface pressure's pressure cell fixing device, hold in the palm including being annular pressure cassette holder, the outer peripheral face that the pressure cassette holder held in the palm all is equipped with the three fixed support arm on the soil surface that is used for setting firmly along circumference, be equipped with pressure reducing ring on the terminal surface that the pressure cassette holder held in the palm, pressure reducing ring 's axis is consistent with the axis orientation that the pressure cassette holder held in the palm, pressure reducing ring 's the hold cavity of well cavity for being used for placing the pressure cell, pressure reducing ring 's peripheral surface is equipped with and is used for injecing the stop device in holding the cavity with the pressure cell, stop device is curved first limiting plate including evenly setting firmly a plurality of on the pressure reducing ring outer peripheral face, and set firmly the second limiting plate on first limiting plate up end, the setting can be dismantled on the pressure cassette holder holds in the palm to the lower extreme of first limiting plate, the height of first limiting plate is highly consistent with pressure reducing ring 's. The utility model discloses but the pressure on accurate determination of soil surface, simple structure, simple to operate is swift.
Description
Technical field
The utility model is related to Geotechnical Engineering field tests, more particularly to a kind of pressure cell of measurement soil surface pressure is consolidated
Determine device.
Background technology
Pressure cell is a kind of equipment for being commonly used in on-the-spot test resistance to shear of soil, in existing construction and monitoring practice
In, it is typically employed in meets and bury in native face and the soil body soil pressure sensor to carry out the soil pressure of body structure surface and inside soil body
Monitoring, and required data are obtained by corresponding data acquisition equipment.
Existing pressure cell fixing device generally existing fixing device has change, side coagulation to regional stress state to be measured
The problems such as native effect of contraction is not paid attention to, actual monitoring effect is undesirable, is unfavorable for the popularization and application in Practical Project.
Utility model content
The purpose of this utility model is to provide a kind of measurement soil surface pressure to solve problems of the prior art
The pressure cell fixing device of power, contact measurement is accurate, and simple structure is quick and easy for installation.
For achieving the above object, the technical scheme that the utility model is adopted is：A kind of pressure of measurement soil surface pressure
Power box fixing device, including pressure cell receptacle in a ring, the outer peripheral face of pressure cell receptacle is circumferentially equipped with multiple for solid
It is located at the fixed support arm of soil surface；One end face of pressure cell receptacle is provided with pressure-reducing ring, the axis of pressure-reducing ring and pressure
The axis direction of cassette holder support is consistent, and the middle cavity of pressure-reducing ring is for the accommodating cavity of placement force box, outside pressure-reducing ring
Perimeter surface is provided with the stopping means for being limited to pressure cell in accommodating cavity, and the stopping means includes uniformly being installed in subtracting
The first multiple curved limiting plate on pressure ring outer peripheral face, and second be installed on the first limiting plate upper surface be spacing
Plate, the lower end of the first limiting plate is detachably arranged in pressure cell receptacle, the height of the first limiting plate and the height phase of pressure-reducing ring
Unanimously.
Used as preferred scheme, second limiting plate is spliced by three gag lever posts in 120 ° of intersections.
As preferred scheme, offer respectively on first limiting plate and the second limiting plate multiple first spacing holes and
Second spacing hole.
Used as preferred scheme, the quantity of first limiting plate is three.
Used as preferred scheme, the quantity of the fixed support arm is three.
Used as preferred scheme, the length of the fixed support arm is 28-32cm, and on fixed support arm fixing hole is offered.
Used as preferred scheme, the length of the fixed support arm is 30cm.
Used as preferred scheme, the fixing hole is installed in soil by fix bar, and the fix bar is used to insert soil
One end in earth is tapered.
Used as preferred scheme, the pressure-reducing ring is made up of cellular foam plastics.
Used as preferred scheme, one end of the fixed support arm offers tenon, offer in pressure cell receptacle for
The tongue-and-groove that the tenon is adapted.
Compared with prior art, the beneficial effects of the utility model are：
1st, support is tightly fixed to by soil surface by fixed support arm, forms the sharp channel of reliable biography, can be by pressure
Power cassette holder support is tightly fastened pressure cell, pressure-reducing ring by fix bar, and fixed arm length is 30cm, reduces fix bar and treats
Surveying the ground pressure in region affects；
2nd, the setting of pressure-reducing ring reduces impact of the concrete shrinkage to sensor；
3rd, stopping means of the present utility model is a spacing dress of entirety being made up of the first limiting plate and the second limiting plate
Put, can be with integral installation and dismounting, fixed effect is preferable, and easy accessibility.
Description of the drawings
Fig. 1 is the top view of the utility model embodiment.
Fig. 2 is the A-A of Fig. 1 to revolved sectional view.
Mark in figure：1st, the first limiting plate, 2, pressure-reducing ring, 3, pressure cell receptacle, 4, fixed support arm, 401, fixing hole, 5,
Accommodating cavity, the 6, second limiting plate.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the utility model is described in further detail.
As shown in Figure 1 and Figure 2, a kind of pressure cell fixing device of measurement soil surface pressure, including pressure cell in a ring
Receptacle 3, the outer peripheral face of pressure cell receptacle 3 is circumferentially equipped with three fixed support arms 4 for being installed in soil surface, fixed to prop up
Arm 4 is welded on the outer wall surface of pressure cell receptacle 3, and the angle that each two is fixed between support arm 4 is 120 °, opens on fixed support arm 4
It is provided with the fixing hole 401 for installing fix bar；The length of fixed support arm is 28-32cm, preferably 30cm, fixing hole 401 with
The spacing of pressure cell 5 is 25cm, and reduce fix bar affects on the ground pressure in region to be measured.
One end face of pressure cell receptacle 3 is provided with the pressure-reducing ring 2 in hollow cylindrical, and pressure-reducing ring 2 is by cellular foam
Plastics are made.
The axis of pressure-reducing ring is consistent with the axis direction of pressure cell receptacle 3, and the middle cavity of pressure-reducing ring 2 is for putting
The accommodating cavity 5 of pressure cell is put, the outer surface of pressure-reducing ring 2 is provided with spacing in accommodating cavity 5 for pressure cell to be limited to
Device, the stopping means includes the first multiple curved limiting plate 1 being uniformly installed on the outer peripheral face of pressure-reducing ring 2, and
The second limiting plate 6 being installed on the upper surface of the first limiting plate 1, the lower end of the first limiting plate 1 is detachably arranged at pressure cassette holder
In support 3, the height of the first limiting plate 1 is highly consistent with pressure-reducing ring 2.
Used as improvement, the second limiting plate 6 is spliced by three gag lever posts in 120 ° of intersections, the first limiting plate 1 and second
Offer multiple first spacing holes and the second spacing hole on limiting plate 6 respectively.
The quantity of the first limiting plate 1 is three, and the quantity of fixed support arm 4 is three.
The length of fixed support arm 4 is 28-32cm, it is preferable that for 30cm；Fixing hole 401 is offered on fixed support arm 4, Gu
Determine hole 401 to be installed in soil by fix bar, one end that the fix bar is used to insert in soil is tapered.
One end of fixed support arm 4 offers tenon, and the tenon for being adapted with the tenon is offered in pressure cell receptacle 3
Groove.
When concrete embedded, first pressure cell is enclosed within pressure-reducing ring, fixing device is integrally enclosed within pressure-reducing ring outer peripheral face, passed through
Fix bar is set in the fixing hole of fixed support arm so that this fixing device is fixed on soil surface, then the is arranged on by adjustment
Caging bolt in one spacing hole and the second spacing hole makes pressure cell be brought into close contact with soil surface.
Operation principle of the present utility model is：Pressure cell, pressure-reducing ring are fixed jointly with pressure cell receptacle and fixed support arm
In soil surface, fixed arm length 30cm, the fixing hole for opening up thereon in fixation procedure, makes survey apart from pressure cell 25cm
The ground pressure variation zone caused when fix bar is fixed is avoided in examination face, improves measuring accuracy；The setting of pressure-reducing ring can be effectively
Reduce impact of the embedded rear concrete-lined contraction of pressure cell to pressure cell certainty of measurement.
Claims (10)
1. it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：Including pressure cell receptacle in a ring
（3）, pressure cell receptacle（3）Outer peripheral face be circumferentially equipped with multiple fixed support arms for being installed in soil surface（4）；Pressure
Cassette holder support（3）An end face be provided with pressure-reducing ring（2）, axis and the pressure cell receptacle of pressure-reducing ring（3）Axis direction
It is consistent, pressure-reducing ring（2）Middle cavity be for the accommodating cavity of placement force box（5）, pressure-reducing ring（2）Outer surface be provided with
For pressure cell to be limited to into accommodating cavity（5）Interior stopping means, the stopping means includes uniformly being installed in pressure-reducing ring（2）
The first multiple curved limiting plate on outer peripheral face（1）, and it is installed in the first limiting plate（1）On upper surface second is spacing
Plate（6）, the first limiting plate（1）Lower end be detachably arranged at pressure cell receptacle（3）On, the first limiting plate（1）Height with subtract
Pressure ring（2）It is highly consistent.
2. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Second limiting plate（6）It is spliced in 120 ° of intersections by three gag lever posts.
3. it is according to claim 2 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
First limiting plate（1）With the second limiting plate（6）It is upper to offer multiple first spacing holes and the second spacing hole respectively.
4. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
First limiting plate（1）Quantity be three.
5. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Fixed support arm（4）Quantity be three.
6. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Fixed support arm（4）Length be 28-32cm, fixed support arm（4）On offer fixing hole（401）.
7. it is according to claim 5 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Fixed support arm（4）Length be 30cm.
8. it is according to claim 5 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Fixing hole（401）It is installed in soil by fix bar, one end that the fix bar is used to insert in soil is tapered.
9. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：It is described
Pressure-reducing ring（2）It is made up of cellular foam plastics.
10. it is according to claim 1 it is a kind of measurement soil surface pressure pressure cell fixing device, it is characterised in that：Institute
State fixed support arm（4）One end offer tenon, pressure cell receptacle（3）On offer tenon for being adapted with the tenon
Groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142938.8U CN206177491U (en) | 2016-10-21 | 2016-10-21 | Measure soil surface pressure's pressure cell fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621142938.8U CN206177491U (en) | 2016-10-21 | 2016-10-21 | Measure soil surface pressure's pressure cell fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206177491U true CN206177491U (en) | 2017-05-17 |
Family
ID=58679016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621142938.8U Expired - Fee Related CN206177491U (en) | 2016-10-21 | 2016-10-21 | Measure soil surface pressure's pressure cell fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206177491U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178074A (en) * | 2017-05-23 | 2017-09-19 | 武汉港湾工程质量检测有限公司 | Soil pressure against piles are detected and protection device and installation method |
| CN108151920A (en) * | 2017-12-29 | 2018-06-12 | 山东大学 | A kind of pressure cell fixing device and construction method for being used to measure Tunnel Surrounding Rock Pressure |
| CN108519183A (en) * | 2018-03-23 | 2018-09-11 | 佛山市公路桥梁工程监测站有限公司 | A kind of application method of the strain gauge of recycling |
| CN109707448A (en) * | 2019-02-20 | 2019-05-03 | 西安科技大学 | It is a kind of for installing the ancillary equipment of soil pressure cell |
| CN110779647A (en) * | 2019-11-06 | 2020-02-11 | 河海大学 | Embedding device convenient for replacing soil pressure gauge and replacement method of soil pressure gauge |
-
2016
- 2016-10-21 CN CN201621142938.8U patent/CN206177491U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178074A (en) * | 2017-05-23 | 2017-09-19 | 武汉港湾工程质量检测有限公司 | Soil pressure against piles are detected and protection device and installation method |
| CN108151920A (en) * | 2017-12-29 | 2018-06-12 | 山东大学 | A kind of pressure cell fixing device and construction method for being used to measure Tunnel Surrounding Rock Pressure |
| CN108151920B (en) * | 2017-12-29 | 2020-04-21 | 山东大学 | Pressure box fixing device for measuring tunnel surrounding rock pressure and construction method |
| CN108519183A (en) * | 2018-03-23 | 2018-09-11 | 佛山市公路桥梁工程监测站有限公司 | A kind of application method of the strain gauge of recycling |
| CN108519183B (en) * | 2018-03-23 | 2023-10-20 | 佛山市公路桥梁工程监测站有限公司 | Application method of recycled stress sensor |
| CN109707448A (en) * | 2019-02-20 | 2019-05-03 | 西安科技大学 | It is a kind of for installing the ancillary equipment of soil pressure cell |
| CN110779647A (en) * | 2019-11-06 | 2020-02-11 | 河海大学 | Embedding device convenient for replacing soil pressure gauge and replacement method of soil pressure gauge |
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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: 20170517 Termination date: 20171021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |