CN203606228U - Earthen archaeological site anchoring indoor test system - Google Patents
Earthen archaeological site anchoring indoor test system Download PDFInfo
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- CN203606228U CN203606228U CN201320693300.3U CN201320693300U CN203606228U CN 203606228 U CN203606228 U CN 203606228U CN 201320693300 U CN201320693300 U CN 201320693300U CN 203606228 U CN203606228 U CN 203606228U
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Abstract
The utility model relates to the technical field of anchoring of earthen archaeological site strengthening in heritage protection, in particular to an earthen archaeological site anchoring indoor test system. The test system mainly comprises an anchoring system, a loading device connected with the anchoring system, and a data acquiring system and processing system which are connected with the anchoring system and the loading device. The earthen archaeological site anchoring system which can be used for system research on anchor rod stress distribution situations in an earthen archaeological site, and meanwhile, takes the influence on anchoring force caused by the factors of anchor rod length, anchor rod diameter, rod body surface state, grout strength and the like into consideration, and has important significance on the applied research of an anchor rod anchoring principle in earthen archaeological site protection. The test system can be used in the test research on a total length bonded-type anchor rod, a corresponding anchoring system mechanical behavior and a working mechanism in the heritage protection.
Description
Technical field
The present invention relates to the anchorage technology field that in historical relic's protection, native ruins reinforce, be specifically related to a kind of native ruins anchoring shop experiment system.
Background technology
Anchorage technology is applied in slope retaining and Geotechnical Engineering conventionally, and the safe construction of high slope supporting and Rock Slide Stability has been played to vital role.In recent years, anchor rod anchored technology was also applied to protection aspect, cultural relic protection project soil ruins gradually.The Ancient Times in China soil ruins soil body is loose, intensity is low, porosity is large, and due to of the remote past, major part all produces serious cracking, and destruction finally causes caving in.Anchor rod anchored technology is the important method in compacted soil ruins. can effectively improve the stability in native ruins.Soil ruins are anchor rod anchored mainly refer to ruins body losing certain cohesive strength local buckling, the technical measures by anchor pole to the new connection power of unstability body. body responsible anchor pole in ruins connects the resistance to overturning that improves body.This technology convenience, brief introduction, good concealment, intensity improve more obvious, are one of important technique measure of ruins main body protection engineering.
At present, anchorage technology is used widely in the reinforcement protection of native ruins, has obtained many achievements.But because difference and engineering complicated condition that historical relic itself destroys are changeable, and anchor pole is buried in the soil body, has brought very large difficulty to the research of anchor pole mechanical behavior and anchor mechanism.Anchor rod drawing test is the main experimental method in this Study on Problems, is still widely adopted so far.In the past the anchor rod experiment in native ruins mostly concentrate in the research of anchor-holding force of anchor bolt, only consider anchorage length and the impact of grouting body intensity on anchor force.Data demonstration, there is relation at the size of anchor force and rock-bolt length, bore diameter, bolt diameter, grouting body intensity, body of rod surface state and angle of inclination.Therefore develop a kind of systematic study that can be used for stress distribution situation in native ruins; the native ruins anchor system of having considered again the impacts of factor on anchor force such as rock-bolt length, bolt diameter, body of rod surface state and grouting body intensity, the applied research for anchor rod anchored theory in the protection of native ruins has great importance simultaneously.
Summary of the invention
For above-mentioned existing problems, the object of the present invention is to provide a kind of native ruins anchoring shop experiment system that is applicable to total length binding type anchor pole and the behavior of corresponding anchoring mechanics of system and working mechanism's experimental study.The present invention is achieved through the following technical solutions above-mentioned purpose.
The invention provides a kind of native ruins anchoring shop experiment system, the charger that comprise anchor system, is connected with anchor system and the data Collection & Processing System being connected with anchor system and charger.Described anchor system comprises pvc pipe, rams soil layer, slurry and test anchor pole; In described pvc pipe, be filled with rammer soil layer, the center of ramming soil layer is marked with slurry, rams between soil layer and slurry and connects by Anchor Agent, and the center of slurry arranges porose, is provided with test anchor pole in hole.Described charger comprise be arranged at sheath steel plate, oil pump, the hydraulic jack being connected with oil pump on pvc pipe top and be arranged at test anchor pole end ground tackle.Described data Collection & Processing System comprises the strain gauge being arranged between hydraulic jack and ground tackle, the displacement measuring device being connected with strain gauge, the digital display instrument being connected with displacement measuring device with strain gauge, be attached to the foil gauge on test anchor pole, the strain resistor wire being connected with foil gauge, the wire being arranged between sheath steel plate and hydraulic jack is derived bearing, the data collecting instrument being connected with strain resistor wire and the computing machine being connected with data collecting instrument.
The present invention can also further improve by the following technical programs.
Preferably, the center line of described pvc pipe, rammer soil layer, slurry and test anchor pole is arranged in same plane.
Preferably, described ground tackle is type anchorage device.
Preferably, described displacement measuring device comprises displacement support, detector for displacement measuring, displacement bearing and the Magnetic gauge stand being connected with strain gauge.
Preferably, the center line of described pvc pipe, rammer soil layer, slurry, test anchor pole, sheath steel plate, hydraulic jack and ground tackle is positioned at same plane, and installs along the axis of test anchor pole.
Compared with prior art, beneficial effect of the present invention is as follows:
(1) adhere to foil gauge in test on anchor pole, and the strain resistor wire being connected with foil gauge is derived to bearing by wire be connected on data collecting instrument, the wire that has successfully solved foil gauge is drawn problem.
(2) in test anchor rod drawing process, hydraulic jack is reflected to reading record in digital display instrument to testing the anchor force of bolt action and the displacement producing thereof by strain gauge and displacement measuring device, the strain that foil gauge produces test anchor pole is simultaneously transferred in data collecting instrument, and by control and the analysis software of computing machine, the load in anchor rod drawing process and strain are shown in real time, can clearly reflect the situation of change of the mechanical property such as load and strain in whole process of the test by data processing.
(3) whole charger is all telescopic, can measure very intuitively the anchoring property of the anchor pole of different-diameter, thereby can reflect the anchor rod anchored mechanical property situation of change of different-diameter.
(4) end anchorage in charger is tightly clamped test anchor pole by intermediate plate, and by displacement measuring device, the end displacement in anchor rod drawing process is clearly reflected, and has effectively solved the end displacement problem in process of the test.
(5) hydraulic action that whole pilot system produces by oil pump to the tension load action producing on hydraulic jack on test anchor pole, easy and simple to handle, and loss of prestress is less.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of an embodiment of the present invention.
Fig. 2 is the perspective view of an embodiment of the present invention.
1.PVC pipe in figure, 2. rams soil layer, 3. slurry, 4. test anchor pole, 5. sheath steel plate, 6. hydraulic jack, 7. ground tackle, 8. strain gauge, 9. foil gauge, 10. strain resistor wire, 11. wires are derived bearing 12. Magnetic gauge stands, 13. displacement supports, 14. detector for displacement measuring, 15. displacement bearings, 16. data collecting instruments, 17. digital display instruments, 18. oil pumps, 19. computing machines.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further details.
Embodiment:
As shown in Figure 1 and Figure 2, this routine native ruins anchoring shop experiment system comprises anchor system, charger, data acquisition system (DAS) and disposal system.
Anchor system comprises cylindric pvc pipe 1, rammer soil layer 2, slurry 3 and the test anchor pole 4 for making sample material.Described charger comprise be arranged at sheath steel plate 5, oil pump 18, the hydraulic jack 6 being connected with oil pump 18 on pvc pipe 1 top and be arranged at test anchor pole 4 ends ground tackle 7, described 7 ground tackles are type anchorage device.Described data Collection & Processing System comprises the strain gauge 8 being arranged between hydraulic jack 6 and ground tackle 7, the displacement measuring device being connected with strain gauge 8, the digital display instrument 17 being connected with displacement measuring device with strain gauge 8, be attached to the foil gauge 9 on test anchor pole 4, the strain resistor wire 10 being connected with foil gauge 9, the wire being arranged between sheath steel plate 5 and hydraulic jack 6 is derived bearing 11, the data collecting instrument 14 being connected with strain resistor wire 10 and the computing machine 19 being connected with data collecting instrument 14.
In pvc pipe 1, fill with ramming soil layer 2, inject slurry 3 at the center of ramming soil layer 2, ram between soil layer 2 and slurry 3 and connect with Anchor Agent, after slurry 3 solidifies, in the central punch of pvc pipe 1, test anchor pole 4 is inserted in the hole.Wherein, rammer soil layer 2 adopts the undisturbed soil sample hand compaction in native ruins; Slurry 3 materials are test slurries according to a certain ratio; Test anchor pole 4 and can select the native ruins reinforcing anchor poles such as the Chinese wax bar of different-diameter, bamboo anchor pole, bamboo reinforcement Composite Bolt.Add sheath steel plate 5 on the top of pvc pipe 1, guarantee that the rammer soil layer 2 on test specimen top is smooth; On sheath steel plate 5, adding wire derives bearing 11, and the strain resistor wire 10 that makes to be connected with foil gauge 9 in test specimen is drawn with data collecting instrument 16 and is connected; Derive hydraulic oil filling cylinder 6 on bearing 11 at wire again, the other end of hydraulic jack 6 is connected with strain gauge 8, adds type anchorage device 7 in the upper end of strain gauge 8, and with intermediate plate by ground tackle 7 with test anchor pole 4 and be tightly bonded together.The center line of pvc pipe 1, rammer soil layer 2, slurry 3, test anchor pole 4, sheath steel plate 5, hydraulic jack 6 and ground tackle 7 is positioned at same plane, and installs along the axis of test anchor pole 4.Strain gauge 8 is placed between hydraulic jack 6 and end anchorage 7, keeps with hydraulic jack 6 on same center line, and two ends are close to hydraulic jack 6 and end anchorage 7.Displacement measuring device comprises Magnetic gauge stand 12, displacement support 13, detector for displacement measuring 14 and displacement bearing 15, and Magnetic gauge stand 12 is close to strain gauge 8, and detector for displacement measuring 14 keeps vertical with displacement bearing 15, guarantees the accurate of displacement readings.Detector for displacement measuring 14 is connected with digital display instrument 17 jointly with strain gauge, make hydraulic jack 6 apply pulling capacity to test anchor pole 4 by manual operation oil pump 18, the pulling capacity size producing by strain gauge 8 and detector for displacement measuring 14 and displacement thereof are by digital display instrument 17 readings record.Keep at a certain distance away and paste foil gauge 9 in the anchored end of test anchor pole 4, the strain resistor wire 10 being connected is derived to bearing 11 by wire draw with data collecting instrument 16 and be connected with foil gauge 9.Data collecting instrument 16 connects computing machine 19, by the control analysis software control in computing machine and record the size of pulling capacity, and stress and strain amount to the real-time control and measuring anchor pole 4 of loading procedure.
The embodiment of the above is preferred embodiments of the present utility model; not limit concrete practical range of the present utility model with this; scope of the present utility model comprises and is not limited to this embodiment, and the equivalence that all shapes according to the utility model, structure are done changes all in protection domain of the present utility model.
Claims (5)
1. a native ruins anchoring shop experiment system, is characterized in that: the charger that comprise anchor system, is connected with anchor system and the data Collection & Processing System being connected with anchor system and charger;
Described anchor system comprises pvc pipe (1), rammer soil layer (2), slurry (3) and test anchor pole (4); In described pvc pipe (1), be filled with and ram soil layer (2), the center of ramming soil layer (2) is marked with slurry (3), rams between soil layer (2) and slurry (3) and connects by Anchor Agent, and the center of slurry (3) arranges porose, is provided with test anchor pole (4) in hole;
Described charger comprise be arranged at sheath steel plate (5), oil pump (18), the hydraulic jack (6) being connected with oil pump (18) on pvc pipe (1) top and be arranged at test anchor pole (4) end ground tackle (7);
Described data Collection & Processing System comprises the strain gauge (8) being arranged between hydraulic jack (6) and ground tackle (7), the displacement measuring device being connected with strain gauge (8), the digital display instrument (17) being connected with displacement measuring device with strain gauge (8), be attached to the foil gauge (9) on test anchor pole (4), the strain resistor wire (10) being connected with foil gauge (9), the wire being arranged between sheath steel plate (5) and hydraulic jack (6) is derived bearing (11), the data collecting instrument (16) being connected with strain resistor wire (10) and the computing machine (19) being connected with data collecting instrument (16).
2. native ruins anchoring shop experiment system according to claim 1, is characterized in that: the center line of described pvc pipe (1), rammer soil layer (2), slurry (3) and test anchor pole (4) is arranged in same plane.
3. native ruins anchoring shop experiment system according to claim 1, is characterized in that: described ground tackle (7) is type anchorage device.
4. native ruins anchoring shop experiment system according to claim 1, is characterized in that: described displacement measuring device comprises displacement support (13), detector for displacement measuring (14), displacement bearing (15) and the Magnetic gauge stand (12) being connected with strain gauge (8).
5. according to the native ruins anchoring shop experiment system described in claim 1～4 any one, it is characterized in that: the center line of described pvc pipe (1), rammer soil layer (2), slurry (3), test anchor pole (4), sheath steel plate (5), hydraulic jack (6) and ground tackle (7) is positioned at same plane, and installs along the axis of test anchor pole (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693300.3U CN203606228U (en) | 2013-11-05 | 2013-11-05 | Earthen archaeological site anchoring indoor test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320693300.3U CN203606228U (en) | 2013-11-05 | 2013-11-05 | Earthen archaeological site anchoring indoor test system |
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| CN203606228U true CN203606228U (en) | 2014-05-21 |
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| CN201320693300.3U Withdrawn - After Issue CN203606228U (en) | 2013-11-05 | 2013-11-05 | Earthen archaeological site anchoring indoor test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558088A (en) * | 2013-11-05 | 2014-02-05 | 兰州大学 | Earthen archaeological site anchoring laboratory test system |
| CN106644763A (en) * | 2016-12-28 | 2017-05-10 | 兰州大学 | Method and device for testing interfacial mechanical characteristics of earthen site anchoring slurry-substrate |
-
2013
- 2013-11-05 CN CN201320693300.3U patent/CN203606228U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103558088A (en) * | 2013-11-05 | 2014-02-05 | 兰州大学 | Earthen archaeological site anchoring laboratory test system |
| CN103558088B (en) * | 2013-11-05 | 2016-02-17 | 兰州大学 | Earthen ruins anchoring shop experiment system |
| CN106644763A (en) * | 2016-12-28 | 2017-05-10 | 兰州大学 | Method and device for testing interfacial mechanical characteristics of earthen site anchoring slurry-substrate |
| CN106644763B (en) * | 2016-12-28 | 2020-06-16 | 兰州大学 | Earthen site anchoring slurry-matrix interface mechanical property test device and method |
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Granted publication date: 20140521 Effective date of abandoning: 20160217 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |