CN206157791U - Be applied to static test's datum line and displacement measurement device - Google Patents
Be applied to static test's datum line and displacement measurement device Download PDFInfo
- Publication number
- CN206157791U CN206157791U CN201621227517.5U CN201621227517U CN206157791U CN 206157791 U CN206157791 U CN 206157791U CN 201621227517 U CN201621227517 U CN 201621227517U CN 206157791 U CN206157791 U CN 206157791U
- Authority
- CN
- China
- Prior art keywords
- wire rope
- steel wire
- static test
- displacement
- datum line
- 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
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 65
- 230000003068 static effect Effects 0.000 title claims abstract description 48
- 238000005259 measurement Methods 0.000 title claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 58
- 239000010959 steel Substances 0.000 claims description 58
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004873 anchoring Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a be applied to static test's datum line and displacement measurement device, through setting up datum line subassembly and displacement measuring device, wherein the datum line subassembly includes two fixed pulleys, wire rope, two balancing weights and two benchmark stakes, the reliability that wire rope can further be guaranteed in the take -up is carried out through the weight of balancing weight in the wire rope both ends, and the width in groove and wire rope's thickness phase -match are established in winding of fixed pulley, it slides to make wire rope can not produce when static test, further guarantee wire rope's stability and the accuracy that the displacement was measurationed, and simultaneously, it is little that whole device has the dead weight, economize the material, the amount of deflection is little, the span is big, on -the -spot simple installation is quick, low cost and one roaster with multifunction, large -diameter pile or the stake of large -tonnage static test benchmark can be ensured and the stake is examined, distance between the anchor log center (or ballast platform buttress limit) satisfies standardizes the requirement, and broad market prospect.
Description
Technical field
The utility model is related to foundation detection Static Test Technique field, especially a kind of static test that is applied to
Datum line and displacement measuring device.
Background technology
Static test is to determine that foundation bearing capacity is most directly perceived, most reliable detection method, common at home at present
Using.When static test is carried out, the foundation soil around test pile, anchoring pile or ballast platform buttress occurs sedimentation or swells change
Shape.If the setting of reference stake from the distance between test pile or anchoring pile center (ballast platform buttress side) excessively close to, reference stake can be with
The sedimentation of periphery foundation soil or protuberance and and then rise or sink, and be placed on the datum line beam on reference stake also can be with reference stake
Rise or sink, due to conventional static test is to measure the displacement between foundation pile and datum line beam, and the displacement that datum line beam occurs will
The accuracy for affecting static test displacement to measure, or even static test displacement measurement serious distortion is made, and then cause static load to be tried
Test failure.
《Architecture foundation pile inspection specifications》(JGJ106-2014) " test pile, anchoring pile center (ballast platform buttress side) are specified
Centre distance and reference stake between answers >=4 (3) D and > 2.0m ".For major diameter large-tonnage static test, reference stake and examination
The required distance at stake and anchoring pile center (ballast platform buttress side) is farther, and the distance that reference stake is arranged is remote, and the span of datum line beam is big
, it is higher to the rigidity requirement of datum line beam itself.Current solution datum line beam mainly by making truss-like or assembling
Formula is meeting the requirement of rigidity, but the defect of this mode is exactly clearly that datum line beam equipment is heavy, installs complicated, time-consuming to take
Power, while depth of burying to reference stake etc. has higher requirement.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of simple structure, equipment lightly,
In-site installation is easy quick and disclosure satisfy that a kind of datum line for being applied to static test and the displacement of static test safety standard
Measurement apparatus.
The technical scheme that the utility model is provided is as follows:A kind of datum line for being applied to static test and displacement measurement are filled
Put, including benchmark line component and displacement measuring means, the benchmark line component includes two fixed pulleys, steel wire rope, two counterweights
Block and two reference stakes, described two reference stakes are fixed on respectively the external both sides of tested engineering structure, described two to determine cunning
Wheel is separately mounted on described two reference stakes, the described two fixed pulleys of the steel wire penetrating, described two balancing weights difference
Hang and be located at the two ends of the steel wire rope so that the steel wire rope is tightened between described two fixed pulleys stretches, the displacement is measured
Device one end is fixed on the stage casing of the steel wire rope and the other end is fixed in static test displacement measurement platform, the steel wire rope
As the datum line of static test displacement measurement, the displacement measuring means be used to measuring the displacement of the displacement measurement platform from
And complete static test displacement measurement.
In preferred embodiment of the present utility model, the displacement measuring means are set to draw-wire displacement sensor.
In preferred embodiment of the present utility model, between the steel wire rope two ends and the balancing weight safety is provided with
Button, the safety buckle locks the balancing weight at the two ends of the steel wire rope.
In preferred embodiment of the present utility model, the straight segment length of the steel wire rope is set to 16 meters~20 meters.
In preferred embodiment of the present utility model, the straight segment length of the steel wire rope is set to 16 meters~30 meters.
In preferred embodiment of the present utility model, the weight of described two balancing weights is identical, described two balancing weights
Weight is arranged not less than 20kg.
In preferred embodiment of the present utility model, steel wire rope described in winding is provided with winding groove on the fixed pulley,
The external diameter of the width correspondence steel wire rope of the winding groove is arranged.
In preferred embodiment of the present utility model, described displacement measuring means one end is bolted in the steel
The stage casing of cord and the other end is fixed in static test displacement measurement platform by magnetic absorbing seat instrument.
The utility model produce beneficial effect be:The datum line for being applied to static test and position in the utility model
Measuring system includes two fixed pulleys, steel wires by arranging benchmark line component and displacement measuring means, wherein benchmark line component
Rope, two balancing weights and two reference stakes, the length of steel wire rope flat segments can make 16 meters~20 meters, make to be fixed under fixed pulley
The position of reference stake the requirement of the displacement accuracy in measurement that can meet static test safety standard is set, steel wire rope two ends are by matching somebody with somebody
The weight of pouring weight carries out tensing the reliability that can be further ensured that steel wire rope, and the width of the winding groove of fixed pulley and steel wire rope
Thickness matches, and makes steel wire rope that sliding will not be produced in static test, is further ensured that the stability and displacement of steel wire rope
The accuracy of survey, meanwhile, whole device is little with deadweight, and material-saving, amount of deflection is little, and span is big, and in-site installation is easy to be quick, low cost
Advantage, it can be ensured that large diameter pile or large-tonnage static test reference stake with by inspection stake, anchoring pile center (or ballast platform buttress
Side) the distance between meet code requirement, with wide market prospects.
Description of the drawings
Fig. 1 is the structure for being applied to whole device in the datum line of static test and displacement measuring device of the present utility model
Schematic diagram.
Specific embodiment
Referring to Fig. 1, the datum line and displacement measuring device that are applied to static test include benchmark line component 10 and displacement
Measuring equipment 20, benchmark line component 10 includes two fixed pulleys 11,12, two balancing weights 13 of steel wire rope and two reference stakes 15,
Two reference stakes 15 are fixed on respectively the external both sides of tested engineering structure, and two fixed pulleys 11 are separately mounted to two benchmark
In stake 15, steel wire rope 12 passes through two fixed pulleys 11, and winding steel wire rope 12 is provided with winding groove (not shown) on fixed pulley 11,
The external diameter of the width correspondence steel wire rope 12 of winding groove is arranged so that steel wire rope 12 will not produce sliding in static test, enter one
Step ensures the accuracy that the stability of steel wire rope 12 and displacement are measured, and two balancing weights 13 hang respectively the two ends for being located at steel wire rope 12
So that steel wire rope 12 is tightened between two fixed pulleys 11 stretching, between the two ends of steel wire rope 12 and balancing weight 13 safety buckle is provided with
16, safety buckle 16 locks balancing weight 13 at the two ends of steel wire rope 12, and the weight of two balancing weights 13 is identical, two balancing weights 13
Weight arrange not less than 20kg, the setting of balancing weight 13 can make steel wire rope 12 keep tensioning straight, tight, be unlikely to deform,
The reliability of steel wire rope 12 can be further ensured that, the straight segment length of steel wire rope 12 is set to 16 meters~20 meters, or even longer, example
Such as 16 meters~30 meters so that the set location of 11 times reference stakes of fixed pulley 15 can meet the requirement of the displacement accuracy in measurement of specification,
Displacement measuring means 20 are set to draw-wire displacement sensor, and the one end of displacement measuring means 20 is connected to by bolt (not shown)
In the stage casing of steel wire rope 12, the other end is fixed on static test displacement measurement platform and (schemes not by magnetic absorbing seat instrument (not shown)
Show) on, steel wire rope 12 as static test displacement measurement datum line, displacement measuring means 20 be used for measure displacement measurement platform
Displacement so as to complete static test displacement measure.
When using, first reference stake 15 is fixedly installed on into satisfaction《Architecture foundation pile inspection specifications》The position of required distance
Put, then fixed pulley 11 is fixedly connected with reference stake 15, the steel wire rope 12 of a moderate length is surveyed as static test displacement
The datum line (equivalent to datum line beam) of amount, is wound on fixed pulley 11, and balancing weight 13 is locked in steel wire rope 14 by safety buckle 16
Two ends, the weight of balancing weight 13 should make the tensioning of steel wire rope 12 straight, tight, be unlikely to deform.
In sum, the datum line and displacement measuring device that are applied to static test in the utility model is by arranging base
Directrix component 10 and displacement measuring means 20, wherein benchmark line component 10 include two fixed pulleys 11,12, two counterweights of steel wire rope
Block 13 and two reference stakes 15, the length of the flat segments of steel wire rope 12 can make 16 meters~20 meters, make to be fixed under fixed pulley 11
The position of reference stake 15 arranges the requirement of the displacement accuracy in measurement that can meet static test safety standard, and the two ends of steel wire rope 12 pass through
The weight of balancing weight 13 carries out tensing can be further ensured that the reliability of steel wire rope 12, and the width of the winding groove of fixed pulley 11 with
The thickness of steel wire rope 12 matches, and makes steel wire rope 12 that sliding will not be produced in static test, is further ensured that the steady of steel wire rope
The accuracy that qualitative and displacement is measured, meanwhile, whole device is little with deadweight, and material-saving, amount of deflection is little, and span is big, in-site installation letter
Just it is quick, the advantage of low cost, it can be ensured that large diameter pile or large-tonnage static test reference stake with by inspection stake, anchoring pile center
The distance between (or ballast platform buttress side) meets code requirement, with wide market prospects.
A specific embodiment of the present utility model is above are only, but design concept of the present utility model is not limited to
This, all changes for carrying out unsubstantiality to the utility model using this design all should belong to infringement the utility model protection domain
Behavior.
Claims (8)
1. a kind of datum line and displacement measuring device for being applied to static test, it is characterised in that:Including benchmark line component and position
Move measuring equipment, the benchmark line component include two fixed pulleys, steel wire rope, two balancing weights and two reference stakes, described two
Individual reference stake is fixed on respectively the external both sides of tested engineering structure, and described two fixed pulleys are separately mounted to described two bases
In quasi- stake, the described two fixed pulleys of the steel wire penetrating, described two balancing weights hang respectively the two ends for being located at the steel wire rope
So that the steel wire rope is tightened between described two fixed pulleys stretching, described displacement measuring means one end is fixed on the steel wire
The stage casing of rope and the other end is fixed in static test displacement measurement platform, the steel wire rope is used as static test displacement measurement
Datum line, the displacement measuring means are used to measure the displacement of the displacement measurement platform so as to complete static test displacement
Survey.
2. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
Displacement measuring means are set to draw-wire displacement sensor.
3. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
Safety buckle is provided between steel wire rope two ends and the balancing weight, the safety buckle locks the balancing weight in the steel wire rope
Two ends.
4. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
The straight segment length of steel wire rope is set to 16 meters~20 meters.
5. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
The straight segment length of steel wire rope is set to 16 meters~30 meters.
6. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
The weight of two balancing weights is identical, and the weight of described two balancing weights is arranged not less than 20kg.
7. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
Steel wire rope described in winding is provided with winding groove on fixed pulley, the external diameter of the width correspondence steel wire rope of the winding groove sets
Put.
8. the datum line and displacement measuring device for being applied to static test according to claim 1, it is characterised in that:It is described
Displacement measuring means one end is bolted in the stage casing of the steel wire rope that the other end is fixed on by magnetic absorbing seat instrument
In static test displacement measurement platform.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621227517.5U CN206157791U (en) | 2016-11-15 | 2016-11-15 | Be applied to static test's datum line and displacement measurement device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621227517.5U CN206157791U (en) | 2016-11-15 | 2016-11-15 | Be applied to static test's datum line and displacement measurement device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206157791U true CN206157791U (en) | 2017-05-10 |
Family
ID=58659655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621227517.5U Expired - Fee Related CN206157791U (en) | 2016-11-15 | 2016-11-15 | Be applied to static test's datum line and displacement measurement device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206157791U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110158979A (en) * | 2019-06-19 | 2019-08-23 | 北京蓝天未来科技有限公司 | A kind of self-balancing sunshade canopy of the heavens |
-
2016
- 2016-11-15 CN CN201621227517.5U patent/CN206157791U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110158979A (en) * | 2019-06-19 | 2019-08-23 | 北京蓝天未来科技有限公司 | A kind of self-balancing sunshade canopy of the heavens |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103604696A (en) | Local triaxial test method for bituminous mixture and radial displacement test device for bituminous mixture | |
CN107503386A (en) | Anchor rod body holds the detection means and detection method of load | |
CN103278384B (en) | Testing device and measuring method for anchorage performance of coal and rock mass in coal mine tunnel | |
CN103090773A (en) | Bridge loading test deflection testing instrument | |
CN107300432A (en) | A kind of method and apparatus for being used to realize live adaptive cable force measurement | |
CN206157791U (en) | Be applied to static test's datum line and displacement measurement device | |
CN203310698U (en) | Coal mine tunnel coal-rock mass anchoring performance testing device | |
CN106705933A (en) | Safety early warning system for scaffold settling observation and settlement measurement | |
CN206095494U (en) | Control of tension power testing system under prestressed concrete bridge roof beam anchor | |
CN206721943U (en) | A kind of pile foundation displacement auxiliary detection device | |
CN205691086U (en) | The measurement apparatus of anchor cable elongation | |
CN114382115A (en) | Displacement testing system and detection method of self-reaction force detection device of large-diameter pile | |
CN204040080U (en) | A kind of bored pile dead-load detection system based on distributed sensing fiber | |
CN210737618U (en) | Device for verifying internal force test result of foundation pile | |
CN102589402A (en) | Building structure compression deformation monitoring method | |
CN203298714U (en) | Bridge load test deflection testing instrument | |
CN206496859U (en) | A kind of in-service cable force detection means | |
CN104458567A (en) | Device and method for measuring local deviation friction coefficient of pre-stressed ribs | |
CN208953181U (en) | Detachable original position force detector | |
CN206399394U (en) | A kind of accurate steel ruler convergence device | |
KR20100131072A (en) | Measuring apparatus for settlment of ground surface | |
CN111044385A (en) | Bamboo load resistance measuring device and bamboo load resistance measuring method | |
CN211668955U (en) | Waterproofing membrane percentage elongation measuring device | |
CN109612623A (en) | A kind of device and test method measuring external prestressing steel strand wires Suo Li | |
CN216523772U (en) | High-precision vertical displacement measuring equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Ten, 361000 floor, No. 62 Hubin South Road, Fujian, Xiamen Patentee after: JIANYAN DETECTION GROUP Co.,Ltd. Address before: Ten, 361000 floor, No. 62 Hubin South Road, Fujian, Xiamen Patentee before: XIAMEN ENGINEERING INSPECTION CENTER CO.,LTD. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170510 |