CN106124402A - A kind of TBM driving section anchor pole anti-pulling detection assay device and using method - Google Patents
A kind of TBM driving section anchor pole anti-pulling detection assay device and using method Download PDFInfo
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- CN106124402A CN106124402A CN201610783401.8A CN201610783401A CN106124402A CN 106124402 A CN106124402 A CN 106124402A CN 201610783401 A CN201610783401 A CN 201610783401A CN 106124402 A CN106124402 A CN 106124402A
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- Prior art keywords
- anchor pole
- extension rod
- pulling
- connector
- stay tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Piles And Underground Anchors (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a kind of TBM driving section anchor pole anti-pulling detection assay device, including anchor pole extending mechanism, pressure part and pulling capacity load maintainer, described anchor pole extending mechanism includes anchor pole extension rod and for connecting the connector of anchor pole extension rod and anchor pole, described pressure part includes bearing plate and a stay tube, the through hole passed for connector is offered on described bearing plate, described bearing plate is fixing with a stay tube to be connected, the cross section of described stay tube is inclined plane, the invention also discloses the using method of a kind of TBM driving section anchor pole anti-pulling detection assay device.Present configuration is simple, reasonable in design, using makes the exposed extension of anchor pole to anchor pole tension pull out force effective length by screw shell and extension rod, and solve the problem that anchor pole exists angle of inclination with inclined rock base, applied widely, effectively reduce engineering cost, decrease detection test time-consuming, use easy to operate, practical, using effect is good, it is simple to promote the use of.
Description
Technical field
The invention belongs to mooring rod technique field, be specifically related to a kind of TBM driving section anchor pole anti-pulling detection assay device and
Using method.
Background technology
TBM driving speed is an advantage over one of Traditional Man drilling and blasting method feature soon, can reach about 30 meters/day, fast due to TBM
Speed driving, if the detection of anchor pole anti-pulling is carried out the most in time, it is impossible to utilizing TBM equipment platform, subsequent detection will run into the biggest
Difficulty.TBM device and the hole wall country rock distance only about 20cm of shaping, reserve anchor pole for guaranteeing that TBM equipment safety is actual
About 10cm, and the anchor pole tension effective active length of pull out force equipment is about 40cm；And the jumbolter that TBM carries is installed
Anchor pole there is certain gradient, further increase anchor pole detection difficulty.It is thus desirable to a kind of simple in construction, TBM reasonable in design
Driving section anchor pole anti-pulling detection assay device and method, make the exposed extension of anchor pole to anchor pole tension pull out force effective length,
And solving anchor pole and inclined rock base and there is the problem at angle of inclination, the detection time is short, effectively reduces engineering cost, tool
There is promotional value.
Summary of the invention
The technical problem to be solved is for above-mentioned deficiency of the prior art, it is provided that a kind of TBM driving
Section anchor pole anti-pulling detection assay device and using method, its simple in construction, reasonable in design, use by screw shell and anchor pole
Extension rod makes the exposed extension of anchor pole to anchor pole tension pull out force effective length, and solves anchor pole and inclined rock base and exists to tilt
The problem of angle, applied widely, effectively reduce engineering cost, decrease detection test time-consuming, use easy to operate, real
Strong by property, using effect is good, it is simple to promote the use of.
For solving above-mentioned technical problem, the technical solution used in the present invention is: a kind of TBM driving section anchor pole anti-pulling detection
Assay device, it is characterised in that: include anchor pole extending mechanism, pressure part and pulling capacity load maintainer, described anchor pole extending mechanism
Including for extending the anchor pole extension rod of anchor pole protruded length and for connecting the connector of anchor pole extension rod and anchor pole, described
Pressure part includes bearing plate and is available for the stay tube that connector passes, and described bearing plate offers for leading to that connector passes
Hole, described bearing plate is fixing with a stay tube to be connected, and the cross section of described stay tube is inclined plane, the angle of inclination of described inclined plane
Coordinate with the angle of inclination of inclined rock base.
Above-mentioned a kind of TBM driving section anchor pole anti-pulling detection assay device, it is characterised in that: described pulling capacity adds carrier aircraft
Structure includes hydraulic pump that hollow jack is connected with hollow jack and for connecting the tieback connector of anchor pole extension rod, described
Pressure gauge and hydraulic pump handle it is provided with on hydraulic pump.
Above-mentioned a kind of TBM driving section anchor pole anti-pulling detection assay device, it is characterised in that: described connector is screw thread
Sleeve, is provided with female thread in described screw shell, described one end of anchor pole extension rod and the exposed junction of anchor pole be provided with
The external screw thread of described screw-internal thread fit.
Meanwhile, the invention also discloses the TBM driving section anchor pole anti-pulling detection that a kind of method step is simple, reasonable in design
The using method of assay device, it is characterised in that the method comprises the following steps:
Step one, prolongation anchor pole, detailed process is as follows:
Step 101: measure the protruded length d of anchor pole1；
Step 102: determine length d of anchor pole extension rod3: d3=d2-d1, d2Represent anchor pole anti-pulling effective length；
Step 103: by a length of d3One end of anchor pole extension rod and protruded length be d1The exposed junction of anchor pole by even
Fitting is fastenedly connected；
Step 2, test anchor rod drawing power, detailed process is as follows:
Step 201: measure the tilt angle alpha of inclined rock base, is processed a stay tube, makes the inclination of a stay tube inclined plane
Angle is equal to α, by pressure part through anchor pole extension rod and anchor pole so that the inclined plane of a stay tube and the inclined plane weight of inclined rock base
Close；
Step 202: tieback connector and the anchor pole extension rod of rockbolt tension meter are fastenedly connected, then hollow jack is enclosed within
On anchor pole extension rod；
Step 203: press the hydraulic pump handle of rockbolt tension meter, pressurizes to hollow jack, suffered on anchor pole extension rod
Pulling force can read on the Pressure gauge of rockbolt tension meter, be the pulling force suffered by anchor pole, when anchor pole be drawn out, manometric reading
When reading in number drastically change or Pressure gauge reaches requirement force value, stop test.
Above-mentioned method, it is characterised in that: described anchor pole anti-pulling effective length d2Meet: 40cm≤d2≤50cm。
The present invention compared with prior art has the advantage that
1, the simple in construction of the present invention, reasonable in design, it is achieved and use easy to operate.
2, the present invention uses and makes the exposed extension of anchor pole have to anchor pole tension pull out force by connector and anchor pole extension rod
Effect length, facilitates tension pull out force to detect, it is to avoid anchor pole protruded length causes tieback connector slide fastener or the hollow jack to fall not
Under hurt sb.'s feelings etc. dangerous, compared with the method that welding extends, save time, laborsaving, connector and anchor pole extension rod can be repeated several times use,
Effectively reduce engineering cost, decrease detection test time-consuming.
3, the pressure part of the present invention has the inclined plane that the angle of inclination with inclined rock base coordinates, and solves anchor pole and inclination
There is the problem that hollow jack pressure inequality is caused at angle of inclination in scar.
4, the present invention can be used for the large-scale base such as railway, highway, water conservancy, water power, city underground, Yue Jiang, seabed tunnel
Infrastructure construction project, applied widely.
In sum, present configuration is simple, reasonable in design, uses and makes anchor pole exposed by connector and anchor pole extension rod
Extension is to anchor pole tension pull out force effective length, and solves anchor pole and inclined rock base and there is the problem at angle of inclination, is suitable for
Scope is wide, effectively reduces engineering cost, decreases detection test time-consuming, uses easy to operate, practical, using effect
Good, it is simple to promote the use of.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of TBM of the present invention driving section anchor pole anti-pulling detection assay device.
Fig. 2 is the structural representation of pressure part of the present invention.
Description of reference numerals:
1 pressure part；2 anchor pole extension rods；3 connectors；
4 anchor poles；5 tieback connectors；6 hollow jack；
7 Pressure gauges；8 hydraulic pump handles；9 hydraulic pumps；
1-1 bearing plate；1-2 props up stay tube.
Detailed description of the invention
As depicted in figs. 1 and 2, the present invention includes anchor pole extending mechanism, pressure part 1 and pulling capacity load maintainer, described anchor
Bar extending mechanism includes the anchor pole extension rod 2 for extending anchor pole 4 protruded length and for connecting anchor pole extension rod 2 and anchor pole
The connector 3 of 4, described pressure part 1 includes bearing plate 1-1 and is available for the stay tube 1-2, described bearing plate 1-1 that connector 3 passes
On offer the through hole passed for connector 3, described bearing plate 1-1 fixes with a stay tube 1-2 and is connected, described stay tube 1-2's
Cross section is inclined plane, and the angle of inclination of described inclined plane coordinates with the angle of inclination of inclined rock base.
As it is shown in figure 1, in the present embodiment, described pulling capacity load maintainer includes hollow jack 6 and hollow jack 6
The hydraulic pump 9 connected and the tieback connector 5 being used for connecting anchor pole extension rod 2, described hydraulic pump 9 is provided with Pressure gauge 7 and liquid
Press pump handle 8.
In the present embodiment, described connector 3 is screw shell, is provided with female thread, described anchor pole in described screw shell
One end of extension rod 2 and the exposed junction of anchor pole 4 are provided with and the external screw thread of described screw-internal thread fit.
In the present embodiment, the using method of a kind of TBM driving section anchor pole anti-pulling detection assay device, including following step
Rapid:
Step one, prolongation anchor pole, detailed process is as follows:
Step 101: measure the protruded length d of anchor pole 41,
Step 102: determine length d of anchor pole extension rod 23: d3=d2-d1, d2Represent anchor pole 4 anti-pulling effective length d2,
Step 103: by a length of d3One end of anchor pole extension rod 2 and protruded length be d1The exposed junction of anchor pole 4 pass through
Connector 3 is fastenedly connected；
Step 2, test anchor rod drawing power, detailed process is as follows:
Step 201: measure the tilt angle alpha of inclined rock base, is processed a stay tube 1-2, makes a stay tube 1-2 inclined plane
Angle of inclination equal to α, by pressure part 1 through anchor pole extension rod 2 and anchor pole 4 so that the inclined plane of a stay tube 1-2 with tilt rock
The inclined plane in face overlaps；
Step 202: tieback connector 5 and the anchor pole extension rod 2 of rockbolt tension meter are fastenedly connected, then by hollow jack 6
It is enclosed within anchor pole extension rod 2；
Step 203: press the hydraulic pump handle 8 of rockbolt tension meter, hollow jack 6 is pressurizeed, institute on anchor pole extension rod 2
The pulling force being subject to can read on the Pressure gauge 7 of rockbolt tension meter, is the pulling force suffered by anchor pole 4, when anchor pole 4 be drawn out, pressure
When the reading of table 7 drastically changes or reading on Pressure gauge 7 reaches requirement force value, stop test.
In the present embodiment, described anchor pole 4 anti-pulling effective length d2Meet: 40cm≤d2≤50cm。
When being embodied as, first measure the protruded length d of anchor pole 41, determine anchor pole 4 anti-pulling effective length d2, 40cm≤
d2≤ 50cm, according to formula d3=d2-d1Calculate length d of anchor pole extension rod 23, then by a length of d3Anchor pole extension rod 2
One end and protruded length are d1Anchor pole 4 exposed junction by screw shell threaded, make the exposed extension of anchor pole 4 arrive
Anchor pole tension pull out force effective length, convenient detection, it is to avoid anchor pole 4 protruded length causes tieback connector 5 slide fastener or hollow not
Jack 6 falls down danger such as hurting sb.'s feelings, after having used, disassembles connector 3 and anchor pole extension rod 2, it is ensured that TBM equipment safety is logical
Cross.Welded reinforcement extends the method for anchor pole 4 after the detection off-test of anchor pole anti-pulling to make TBM safety still need to weld
The reinforcing bar connect cuts off, and compared with the method that welding extends, connector 3 and anchor pole extension rod 2 can be repeated several times use, effectively drop
Low engineering cost, decreases detection test time-consuming, can be widely used for railway, highway, water conservancy, water power, city underground, Yue Jiang,
The large-scale infrastructure development project such as seabed tunnel.
Measure the tilt angle alpha of inclined rock base, a stay tube 1-2 is processed, make the inclination angle of a stay tube 1-2 inclined plane
Degree is equal to α, by pressure part 1 through anchor pole extension rod 2 and anchor pole 4 so that the inclined plane of a stay tube 1-2 and the inclination of inclined rock base
Face overlaps, and solves anchor pole 4 and inclined rock base and there is angle of inclination and cause hollow jack 6 to press the problem of inequality, improves inspection
Survey precision.
Tieback connector 5 and anchor pole extension rod 2 are fastenedly connected, then hollow jack 6 is enclosed within anchor pole extension rod 2, empty
Heart jack 6 is fully contacted with bearing plate 1-1；Pressing hydraulic pump handle 8, hydraulic pump 9 pressurizes to hollow jack 6, and anchor pole prolongs
Pulling force suffered on stock 2 can read on Pressure gauge 7, is the pulling force suffered by anchor pole 4, when anchor pole 4 be drawn out, Pressure gauge 7
Reading drastically change or time reading on Pressure gauge 7 reaches requirement force value, stop test.
The above, be only embodiments of the invention, not impose any restrictions the present invention, every according to the technology of the present invention
Any simple modification, change and the equivalent structure change that above example is made by essence, all still falls within the technology of the present invention side
In the protection domain of case.
Claims (5)
1. a TBM driving section anchor pole anti-pulling detection assay device, it is characterised in that: include anchor pole extending mechanism, pressure part
(1) and pulling capacity load maintainer, described anchor pole extending mechanism includes the anchor pole extension rod for extending anchor pole (4) protruded length
(2) and be used for connecting the connector (3) of anchor pole extension rod (2) and anchor pole (4), described pressure part (1) includes bearing plate (1-1)
Be available for the stay tube (1-2) that connector (3) passes, described bearing plate (1-1) offers for connector (3) pass logical
Hole, described bearing plate (1-1) is fixing with a stay tube (1-2) to be connected, and the cross section of described stay tube (1-2) is inclined plane, described
The angle of inclination of inclined plane coordinates with the angle of inclination of inclined rock base.
2. tunnel section anchor pole anti-pulling detection assay device according to a kind of TBM described in claim 1, it is characterised in that: described
Pulling capacity load maintainer includes hydraulic pump (9) that hollow jack (6) is connected with hollow jack (6) and is used for connecting anchor pole
The tieback connector (5) of extension rod (2), described hydraulic pump (9) is provided with Pressure gauge (7) and hydraulic pump handle (8).
3. tunnel section anchor pole anti-pulling detection assay device according to a kind of TBM described in claim 1, it is characterised in that: described
Connector (3) is screw shell, is provided with female thread, one end of described anchor pole extension rod (2) and anchor pole in described screw shell
(4) exposed junction is provided with and the external screw thread of described screw-internal thread fit.
4. utilizing the method that device as claimed in claim 2 carries out TBM driving section anchor pole anti-pulling detection test, it is special
Levy and be that the method comprises the following steps:
Step one, prolongation anchor pole, detailed process is as follows:
Step 101: measure the protruded length d of anchor pole (4)1；
Step 102: determine length d of anchor pole extension rod (2)3: d3=d2-d1, d2Represent anchor pole (4) anti-pulling effective length；
Step 103: by a length of d3One end of anchor pole extension rod (2) and protruded length be d1The exposed junction of anchor pole (4) pass through
Connector (3) is fastenedly connected；
Step 2, test anchor rod drawing power, detailed process is as follows:
Step 201: measure the tilt angle alpha of inclined rock base, is processed a stay tube (1-2), makes stay tube (1-2) inclined plane
Angle of inclination equal to α, by pressure part (1) through anchor pole extension rod (2) and anchor pole (4) so that prop up the inclined plane of stay tube (1-2)
Overlap with the inclined plane of inclined rock base；
Step 202: tieback connector (5) and the anchor pole extension rod (2) of rockbolt tension meter are fastenedly connected, then by hollow jack
(6) it is enclosed within anchor pole extension rod (2)；
Step 203: press the hydraulic pump handle (8) of rockbolt tension meter, pressurizes to hollow jack (6), on anchor pole extension rod (2)
Suffered pulling force can be the pulling force suffered by anchor pole (4), when anchor pole (4) is drawn in the upper reading of the Pressure gauge (7) of rockbolt tension meter
Go out, the reading of Pressure gauge (7) drastically changes or time reading on Pressure gauge (7) reaches requirement force value, stops test.
The most in accordance with the method for claim 4, it is characterised in that: described anchor pole (4) anti-pulling effective length d2Meet: 40cm
≤d2≤50cm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610783401.8A CN106124402A (en) | 2016-08-30 | 2016-08-30 | A kind of TBM driving section anchor pole anti-pulling detection assay device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610783401.8A CN106124402A (en) | 2016-08-30 | 2016-08-30 | A kind of TBM driving section anchor pole anti-pulling detection assay device and using method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106124402A true CN106124402A (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610783401.8A Pending CN106124402A (en) | 2016-08-30 | 2016-08-30 | A kind of TBM driving section anchor pole anti-pulling detection assay device and using method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520839A (en) * | 2018-12-25 | 2019-03-26 | 西南交通大学 | A kind of shield tunnel screwed joint tensile property multifunction test device |
| CN110486067A (en) * | 2019-09-09 | 2019-11-22 | 中交路桥建设有限公司 | A kind of gas tunnel system anchor bolt and the safe construction method of anchor pole detection |
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| US20100104393A1 (en) * | 2006-06-05 | 2010-04-29 | Illinois Tool Works Inc. | Anchor bolt and annularly grooved expansion sleeve assembly exhibiting high pull-out resistance, particularly under cracked concrete test conditions |
| CN201794098U (en) * | 2010-07-15 | 2011-04-13 | 宋文梅 | Pile capacity test unit used in civil works |
| CN102323152A (en) * | 2011-06-13 | 2012-01-18 | 中国矿业大学(北京) | Constant-resistance and large-deformation anchor shank tension meter |
| CN105004615A (en) * | 2015-08-10 | 2015-10-28 | 河南理工大学 | Device with telescopic base for improving drawing testing effect of coal road anchor rod |
| CN205506541U (en) * | 2016-03-30 | 2016-08-24 | 广西众诚工程质量检测有限公司 | Squarely draw experimental strutting arrangement |
-
2016
- 2016-08-30 CN CN201610783401.8A patent/CN106124402A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100104393A1 (en) * | 2006-06-05 | 2010-04-29 | Illinois Tool Works Inc. | Anchor bolt and annularly grooved expansion sleeve assembly exhibiting high pull-out resistance, particularly under cracked concrete test conditions |
| CN201794098U (en) * | 2010-07-15 | 2011-04-13 | 宋文梅 | Pile capacity test unit used in civil works |
| CN102323152A (en) * | 2011-06-13 | 2012-01-18 | 中国矿业大学(北京) | Constant-resistance and large-deformation anchor shank tension meter |
| CN105004615A (en) * | 2015-08-10 | 2015-10-28 | 河南理工大学 | Device with telescopic base for improving drawing testing effect of coal road anchor rod |
| CN205506541U (en) * | 2016-03-30 | 2016-08-24 | 广西众诚工程质量检测有限公司 | Squarely draw experimental strutting arrangement |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520839A (en) * | 2018-12-25 | 2019-03-26 | 西南交通大学 | A kind of shield tunnel screwed joint tensile property multifunction test device |
| CN109520839B (en) * | 2018-12-25 | 2023-12-15 | 西南交通大学 | Multifunctional test method for tensile property of shield tunnel bolt joint |
| CN110486067A (en) * | 2019-09-09 | 2019-11-22 | 中交路桥建设有限公司 | A kind of gas tunnel system anchor bolt and the safe construction method of anchor pole detection |
| CN110486067B (en) * | 2019-09-09 | 2024-07-02 | 中交路桥建设有限公司 | Safe construction method for anchor rod and anchor rod detection of gas tunnel system |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161116 |
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| RJ01 | Rejection of invention patent application after publication |