CN105699191A - Mechanical anchor tension meter - Google Patents
Mechanical anchor tension meter Download PDFInfo
- Publication number
- CN105699191A CN105699191A CN201610232645.7A CN201610232645A CN105699191A CN 105699191 A CN105699191 A CN 105699191A CN 201610232645 A CN201610232645 A CN 201610232645A CN 105699191 A CN105699191 A CN 105699191A
- Authority
- CN
- China
- Prior art keywords
- gear
- sleeve
- rock bolt
- drawing instrument
- clamping part
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/16—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces applied through gearing
Landscapes
- Physics & Mathematics (AREA)
- 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)
Abstract
The invention relates to a mechanical anchor tension meter which comprises a casing, a clamping assembly and a drive device. The clamping assembly is arranged in the casing and used for clamping an anchor bolt and is fixed to a sleeve; the drive device is used for driving the sleeve and the clamping assembly fixed to the sleeve to move upwards or downwards by a mechanical drive manner. The mechanical anchor tension meter has the advantages of high driving power, high efficiency, reliable operation, long service life, high accuracy in pressure applying, and lasting pressure maintaining.
Description
Technical field
The present invention relates to the anchoring quality detection equipment technical field of anchor shaft anchor cable and reinforcing bar in tunnel surrounding or slope project reinforcing, be specifically related to a kind of mechanical rock bolt drawing instrument。
Background technology
Anchor rod drawing instrument is the equipment of a kind of anchor force for detecting the anchoring bodys such as various anchor pole, anchor cable, reinforcing bar, main application purpose is a kind of Site Detection means checked and accepted for masonry structure engineering construction and take, and is also the Site Detection instrument of quality inspection unit indispensability simultaneously。
Anchor rod drawing instrument, also known as rockbolt tension meter or reinforcing bar strain gauge, for testing the firmness that screw rod is combined with basic part。The various tunnelings such as railway, transportation, municipal administration are used widely, are the science testing tool of a kind of practical simplicity。Rockbolt tension meter existing at present is all hydraulic way, is namely made up of hand oil pump, matching with hollow oil cylinder, and connects with high-pressure rubber hose, can use together by the corresponding ground tackle accessory of adapted during drawing anchoring。There are two oil circuits of high-low pressure and corresponding valve in manual pump body, therefore in the light hours, substantial amounts of low pressure oil and a small amount of hydraulic oil simultaneously enter oil cylinder, making piston increase rapidly, during heavy load, low pressure oil automatic deloading flows back to oil pipe, to alleviate active force needed for depression bar, reduce labor intensity。
But, adopt the anchor rod drawing instrument of hydraulic way to have the drawback that not pressurize, after namely staying for some time in certain force value situation, this force value can slowly decline；The reason producing not pressurize is: the leakage of oil cylinder and control valve。The unique way solving this problem is to reduce leakage as far as possible, but leakage is inevitable, and therefore pressure must slowly decline。Some user adopts secondary ftercompction to realize maintaining this force value as far as possible, but ftercompction will not thoroughly solve problem, forms superpressure or under-voltage phenomenon；Then, passage pressure can decline again over time, and the ftercompction that needs again to go round and begin again, until arriving to preset and holding the lotus time, causes that operation is excessively loaded down with trivial details, and drawing weak effect。Currently available technology there is no the vertification regulation of anchor rod drawing instrument or calibrating standard。
The Chinese patent that publication number is CN204154577U discloses a kind of anchor rod drawing instrument, including: protective nut, adapter and oil cylinder；Anchor pole to be measured is threadeded through joist with described adapter, and described adapter is connected through described oil cylinder with described protective nut, is provided with the preventer for preventing described oil cylinder from dropping between described protective nut and described joist。Described preventer includes protective chain, and described protective chain one end is connected with described protective nut, and the other end is connected with described joist；Described protective nut is threadeded with described adapter。: also including manual pump, described manual pump is connected with described oil cylinder by oil pipe。This anchor rod drawing instrument manually pump drives oil cylinder to complete the drawing action to anchor pole, and it has the drawback that the pressure transient of oil cylinder, it is necessary to manually oil cylinder is persistently pressurizeed by pump。
Summary of the invention
In order to overcome defect of the prior art, it is an object of the invention to propose a kind of mechanical rock bolt drawing instrument。Mechanical rock bolt drawing instrument of the present invention adopts mechanical drive mode, lever principle directly to apply External Force Acting and realizes drawing in anchor pole, anchor cable, reinforcing bar, the problem overcoming the pressurize at existing equipment and applying power instability, thoroughly solves in prior art and holds lotus problem under constant force after anchor rod drawing force。
The present invention is achieved through the following technical solutions: mechanical rock bolt drawing instrument, including housing, and be arranged in housing for clamping the clamping part of anchor pole, described clamping part is fixed on sleeve, and include driving device, described driving device moves up or down for drive sleeve and the clamping part that is fixed on sleeve, and described driving device adopts mechanical drive mode to come drive sleeve and clamping part。
Further, described clamping part is anchors body。
Further, described clamping part is movably connected on sleeve by jackscrew。
Further, described driving device passes through pushing cylinder and sleeve connection。
Further, the force transducer of weighing for measuring the active force that driving device is applied on pushing cylinder it is provided with between described pushing cylinder and sleeve。
Further, it is provided with the stopping means for preventing pushing cylinder from rotating in a circumferential direction in described housing。
Further, described driving device adopts gear drive or cylindrical worm gearing transmission device。
Further, described gear drive includes intermeshing first gear and the second gear, and wherein, described first gear is as power intake, and described second gear is as clutch end；And including the pin-lift arrangement being arranged at the second gear transmission outfan, described pin-lift arrangement is provided with external screw thread, and described pin-lift arrangement threadedly coordinates the power transmission of output to sleeve and clamping part with pushing cylinder。
Further, described cylindrical worm gearing transmission device includes intermeshing worm screw and worm gear, and wherein, described worm gear is as power intake, and described worm screw is as clutch end, and the power of output is transmitted to sleeve and clamping part by described worm screw by pushing cylinder。
Further, described gear drive and cylindrical worm gearing transmission device are equipped with the bearing part for producing fulcrum。
Compared with prior art, the superior effect of the present invention is in that: coming drive sleeve and clamping part by driving device employing mechanical drive mode, transmission power is big, and efficiency is high, reliable operation, and the life-span is long, and force is accurate, pressurize is lasting。
Accompanying drawing explanation
Fig. 1 is described mechanical rock bolt drawing instrument embodiment one structural representation；
Fig. 2 is described mechanical rock bolt drawing instrument embodiment two structural representation。
Description of reference numerals is as follows:
1-housing, 2-clamping part, 3-sleeve, 4-jackscrew, 5-pushing cylinder, 6-weigh force transducer, 7-stopping means, 8-the first gear, 9-the second gear, 10-pin-lift arrangement, 11-bearing part, 12-wind, 13-worm screw, 14-worm gear。
Detailed description of the invention
In describing the invention, except as otherwise noted, " multiple " are meant that two or more。Term " interior ", " on ", the orientation of the instruction such as D score or state relation be based on orientation shown in the drawings or state relation, it is for only for ease of the description present invention and simplifies description, rather than instruction or hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention。
In describing the invention, it is necessary to explanation, unless otherwise clearly defined and limited, term " installation ", " connection " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or connect integratedly；Can be mechanically connected, it is also possible to be electrical connection；Can be joined directly together, it is also possible to be indirectly connected to by intermediary。For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention is understood as the case may be。
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail。
Embodiment 1
As shown in Figure 1, mechanical rock bolt drawing instrument of the present invention, including housing 1, and be arranged in housing 1 for clamping the clamping part 2 of anchor pole or reinforcing bar (not shown), described clamping part 2 is fixed on sleeve 3, and including driving device, described driving device moves up or down for drive sleeve 3 and the clamping part 2 that is fixed on sleeve 3, and described driving device adopts mechanical drive mode to come drive sleeve 3 and clamping part 2。
In the present embodiment, described clamping part 2 is anchors body。Specifically, described clamping part 2 is movably connected on sleeve 3 by jackscrew 4。Described anchors body is set to three, by screwing of jackscrew 4, reaches the purpose of anchors body locking anchor pole or reinforcing bar；On the contrary, unclamping described jackscrew, described anchors body separates with anchor pole or reinforcing bar。
Wherein, described driving device is connected with sleeve 3 by pushing cylinder 5。Further, the force transducer 6 of weighing for measuring the active force that driving device is applied on pushing cylinder 5 it is provided with between described pushing cylinder 5 and sleeve 3。
In the present embodiment, being provided with the stopping means 7 for preventing pushing cylinder 5 from rotating in a circumferential direction in described housing 1, described stopping means 7 is vertical spacing groove。
Above-described driving device adopts gear drive, and described gear drive includes intermeshing first gear 8 and the second gear 9, and wherein, described first gear 8 is as power intake, and described second gear 9 is as clutch end；And include the pin-lift arrangement 10 being arranged at the second gear 9 clutch end, described pin-lift arrangement 10 is provided with external screw thread, described pin-lift arrangement 10 threadedly coordinates with pushing cylinder 5, the power exported by second gear 9 transmits to sleeve 3 and clamping part 2, certainly, in the present embodiment, described pushing cylinder 5 is provided with female thread。Described first gear 8 adopts wind 12 to drive, as shown in Figure 1。
In the present embodiment, described first gear the 8, second gear 9 all adopts bevel gear, and the center of rotation of the center of rotation of the first gear 8 and the second gear 9 is mutually perpendicular to, and the life-span is long, has the function of high load capacity bearing capacity, noise reduction and damping。In the present embodiment, described pin-lift arrangement 10 with the second gear 9 by weld, the connected mode such as clamping be installed as integrally, when described second gear 9 rotates in a circumferential direction, described pin-lift arrangement 10 also can synchronous rotary, owing to pin-lift arrangement 10 is provided with external screw thread, when pin-lift arrangement 10 rotates in a circumferential direction, its externally threaded rotation can be engaged the female thread of pushing cylinder 5 so that it is drives pushing cylinder 5 to move up。
In the present embodiment, described gear drive is provided with the bearing part 11 for producing fulcrum, and described bearing part 11 is stainless steel shaft bearing member, and described stainless steel shaft bearing member is arranged at the bottom of the second gear 9, as the fulcrum that the second gear 9 motion produces。
Embodiment 2
As shown in Figure 2, mechanical rock bolt drawing instrument of the present invention also provides for the second embodiment, it is that described cylindrical worm gearing transmission device includes intermeshing worm screw 13 and worm gear 14 with the distinguishing characteristics of embodiment 1, wherein, described worm gear 14 is as power intake, described worm screw 13 is as clutch end, and the power of output is transmitted to sleeve 3 and clamping part 2 by described worm screw 13 by pushing cylinder 5。In the present embodiment, described cylindrical worm gearing transmission device is provided with the bearing part 11 for producing fulcrum, and described bearing part 11 is arranged between worm screw 13 and pushing cylinder 5。
The present invention is not limited to above-mentioned embodiment, and when without departing substantially from the flesh and blood of the present invention, any deformation that it may occur to persons skilled in the art that, improvement, replacement each fall within the scope of the present invention。
Claims (10)
1. mechanical rock bolt drawing instrument, it is characterized in that, including housing, and be arranged in housing for clamping the clamping part of anchor pole, described clamping part is fixed on sleeve, and including driving device, described driving device moves up or down for drive sleeve and the clamping part that is fixed on sleeve, and described driving device adopts mechanical drive mode drive sleeve and clamping part。
2. mechanical rock bolt drawing instrument according to claim 1, it is characterised in that described clamping part is anchors body。
3. mechanical rock bolt drawing instrument according to claim 1 and 2, it is characterised in that described clamping part is movably connected on sleeve by jackscrew。
4. mechanical rock bolt drawing instrument according to claim 1, it is characterised in that described driving device passes through pushing cylinder and sleeve connection。
5. mechanical rock bolt drawing instrument according to claim 4, it is characterised in that be provided with the force transducer of weighing for measuring the active force that driving device is applied on pushing cylinder between described pushing cylinder and sleeve。
6. mechanical rock bolt drawing instrument according to claim 1, it is characterised in that be provided with the stopping means for preventing pushing cylinder from rotating in a circumferential direction in described housing。
7. the mechanical rock bolt drawing instrument according to claim 1 or 4, it is characterised in that described driving device adopts gear drive or cylindrical worm gearing transmission device。
8. mechanical rock bolt drawing instrument according to claim 7, it is characterised in that described gear drive includes intermeshing first gear and the second gear, wherein, described first gear is as power intake, and described second gear is as clutch end；And including the pin-lift arrangement being arranged at the second gear transmission outfan, described pin-lift arrangement is provided with external screw thread, and described pin-lift arrangement threadedly coordinates with pushing cylinder。
9. mechanical rock bolt drawing instrument according to claim 7, it is characterized in that, described cylindrical worm gearing transmission device includes intermeshing worm screw and worm gear, wherein, described worm gear is as power intake, described worm screw is as clutch end, and the power of output is transmitted to sleeve and clamping part by described worm screw by pushing cylinder。
10. mechanical rock bolt drawing instrument according to claim 7, it is characterised in that described gear drive, cylindrical worm gearing transmission device are equipped with the bearing part for producing fulcrum。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610232645.7A CN105699191A (en) | 2016-04-14 | 2016-04-14 | Mechanical anchor tension meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610232645.7A CN105699191A (en) | 2016-04-14 | 2016-04-14 | Mechanical anchor tension meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105699191A true CN105699191A (en) | 2016-06-22 |
Family
ID=56216930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610232645.7A Pending CN105699191A (en) | 2016-04-14 | 2016-04-14 | Mechanical anchor tension meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105699191A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437800A (en) * | 2016-11-16 | 2017-02-22 | 中南大学 | Stretchable device for anchor rod anchoring force testing |
| CN109520845A (en) * | 2018-10-23 | 2019-03-26 | 上海同济检测技术有限公司 | Assembled architecture sleeve connection node pulling check-up device |
| CN109537641A (en) * | 2018-11-20 | 2019-03-29 | 乐清市建设监理有限公司 | Anchor pole loading detection device and the method detected using the device |
| CN109632482A (en) * | 2018-12-23 | 2019-04-16 | 东莞市建设工程检测中心 | A kind of building rod piece pullout tests grip device |
| CN111024496A (en) * | 2019-11-28 | 2020-04-17 | 中国建筑第八工程局有限公司 | Force transmission device for anti-pulling test and detection method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100002545A (en) * | 2008-06-30 | 2010-01-07 | 연세대학교 산학협력단 | Pull-out tester |
| CN202224683U (en) * | 2011-09-28 | 2012-05-23 | 天津鑫坤泰预应力专业技术有限公司 | Numerical control lathe dog structure for processing retarded adhesive steel strand anchorage device clamping piece |
| CN203672532U (en) * | 2013-12-19 | 2014-06-25 | 北京海创高科科技有限公司 | Integrated tie bar anchoring force detector |
| CN204154577U (en) * | 2014-07-03 | 2015-02-11 | 山西潞安环保能源开发股份有限公司 | A kind of anchor rod drawing instrument |
| KR20160024289A (en) * | 2014-08-25 | 2016-03-04 | 주식회사 준일테크 | Bending test apparatus by radius for flexible substrate and flexible device |
| CN205506563U (en) * | 2016-04-14 | 2016-08-24 | 北京智博联科技股份有限公司 | Mechanical rock bolt draws appearance |
-
2016
- 2016-04-14 CN CN201610232645.7A patent/CN105699191A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100002545A (en) * | 2008-06-30 | 2010-01-07 | 연세대학교 산학협력단 | Pull-out tester |
| CN202224683U (en) * | 2011-09-28 | 2012-05-23 | 天津鑫坤泰预应力专业技术有限公司 | Numerical control lathe dog structure for processing retarded adhesive steel strand anchorage device clamping piece |
| CN203672532U (en) * | 2013-12-19 | 2014-06-25 | 北京海创高科科技有限公司 | Integrated tie bar anchoring force detector |
| CN204154577U (en) * | 2014-07-03 | 2015-02-11 | 山西潞安环保能源开发股份有限公司 | A kind of anchor rod drawing instrument |
| KR20160024289A (en) * | 2014-08-25 | 2016-03-04 | 주식회사 준일테크 | Bending test apparatus by radius for flexible substrate and flexible device |
| CN205506563U (en) * | 2016-04-14 | 2016-08-24 | 北京智博联科技股份有限公司 | Mechanical rock bolt draws appearance |
Non-Patent Citations (2)
| Title |
|---|
| 冉百荣: "钢管拱连续提升系统的设计及应用", 《世界桥梁》 * |
| 隋海波: "基于BOTDR的锚杆拉拔试验研究", 《岩土工程学报》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437800A (en) * | 2016-11-16 | 2017-02-22 | 中南大学 | Stretchable device for anchor rod anchoring force testing |
| CN109520845A (en) * | 2018-10-23 | 2019-03-26 | 上海同济检测技术有限公司 | Assembled architecture sleeve connection node pulling check-up device |
| CN109537641A (en) * | 2018-11-20 | 2019-03-29 | 乐清市建设监理有限公司 | Anchor pole loading detection device and the method detected using the device |
| CN109537641B (en) * | 2018-11-20 | 2020-08-11 | 乐清市建设监理有限公司 | Anchor rod load detection device and detection method using same |
| CN109632482A (en) * | 2018-12-23 | 2019-04-16 | 东莞市建设工程检测中心 | A kind of building rod piece pullout tests grip device |
| CN111024496A (en) * | 2019-11-28 | 2020-04-17 | 中国建筑第八工程局有限公司 | Force transmission device for anti-pulling test and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105699191A (en) | Mechanical anchor tension meter | |
| CN103149101B (en) | Multifunctional triaxial creep testing machine with soil body pulling, pressing, twisting and shearing functions | |
| US8402837B1 (en) | System for field testing helical piles | |
| JP4856696B2 (en) | Hydraulic screw bolt fastening device and method for fastening a large screw with the device. | |
| CN201152791Y (en) | Multifunctional digital display dynamometer | |
| CN104075835B (en) | A kind of testing stand for rockbolt installation pretension and method of testing | |
| KR101207810B1 (en) | Apparatus for applying tension and compression load | |
| CN104674858B (en) | A kind of anti-floats request anchor rod drawing test instrument | |
| AU2012101235A4 (en) | Rapid load capacity test | |
| CN112595597A (en) | Intelligent monitoring device for drawing of anchor rod (cable) | |
| CN108519317B (en) | Rock stress-seepage coupling test device under direct tensile load | |
| KR102125459B1 (en) | Drawing test equipment for ground anchor | |
| CN205506563U (en) | Mechanical rock bolt draws appearance | |
| CN109900423A (en) | A kind of torque sensor calibration calibrating installation and its reinforcing component | |
| CN101730959A (en) | electrically driven connector | |
| CN205620246U (en) | Water tank type stress control triaxial apparatus based on consolidation apparatus | |
| CN114486538A (en) | Anti-pulling test measuring device for foundation pit anchor rod | |
| CN202770631U (en) | Radial sliding bearing static load loading device | |
| CN217765490U (en) | Anti-floating anchor rod field circulation test device | |
| CN215952834U (en) | Anchor rod anchoring force detection calibration device and detection device | |
| CN113654922A (en) | Joint anti-torsion performance model testing device of cemented prestress assembled pipe gallery | |
| EP2218827B1 (en) | Device for exerting pressure to a stiffening of a pit | |
| CN103776688B (en) | Marine riser testing table flange take-up device | |
| CN210626068U (en) | Simulated working condition test bed of horizontal directional drilling machine | |
| CN208968724U (en) | Low-temperature breakaway valve experimental rig |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160622 |