CN102974721B - Underground anchor cable cutting construction method and cutting device thereof - Google Patents
Underground anchor cable cutting construction method and cutting device thereof Download PDFInfo
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- CN102974721B CN102974721B CN201210410306.5A CN201210410306A CN102974721B CN 102974721 B CN102974721 B CN 102974721B CN 201210410306 A CN201210410306 A CN 201210410306A CN 102974721 B CN102974721 B CN 102974721B
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Abstract
The invention provides an underground anchor cable cutting construction method and a cutting device thereof. The cutting device comprises a diamond rope, a diamond rope guide fixing wheel arranged in an underground groove, a diamond rope sawing machine fixing base, a driving wheel for driving a diamond rope sawing machine, a remote controller for remotely controlling the diamond rope sawing machine to operate and a diamond rope sawing machine power pump station. The cutting device further comprises a cutting support bottom, a cutting support upper portion and a cutting support fixing portion. The cutting support bottom comprises an anchor cable clamping location guide part, an anchor cable clamping jaw, an anchor cable clamping hydraulic device and a pump station. The cutting support fixing portion comprises a diamond rope sawing machine base fixing part and connection parts which are used for enabling a support to be fixedly connected with the ground. The cutting device can cut underground anchor cables in slurry, can quickly and efficiently cut with good cutting accuracy and completeness, and is high in cutting-off rate and small in cutting size deviation ratio.
Description
Technical field
The present invention relates to armored concrete cutting technique, especially relate to a kind of cutting construction method and cutter sweep thereof of the underground anchor rope for underground slope retaining.
Background technology
In industry and the new construction of civil buildings, squeeze into anchor cable mode and carry out supporting because the early stage Nearby Structure of building slope retaining in the time carrying out underground engineering construction adopts, and form after completion, existing anchor cable is permanent to be carried over; When needs close on while building new building at it, need to build 1 meter of wide diaphram wall, and existing anchor cable dismounting conventional method is: 1, adopt percussive drill, utilizing drill hammer repeatedly to impact anchor cable is struck off, this kind of method be fine elasticity because anchor cable has, therefore strike off difficulty very big, the anchor cable after simultaneously striking off badly influences transfers installing of steel reinforcement cage, thereby affects construction quality; 2, adopt artificial digging pile to construct, utilize artificial digging pile to dig to anchor cable position, then carry out gas cutting cut-out, this kind method effect is extremely low and operating expenses is high.
In technology arrangement and method for construction in No. 7 line 7304-2 mark good fortune people station owner body building enclosure diaphram wall engineerings of Shenzhen's urban track traffic, adopting grab bucket is that 1 meter of wide grab claw carries out diaphragm wall excavation, adopt mud to carry out retaining wall simultaneously, behind anchor cable position, need 2.0 meters of underground existing 5 Φ J15L=28@and 2.0 meters of anchor cables of 5 Φ J15L=22@to remove being excavated to, ensure that the anchor cable length of removing section must be greater than 1 meter simultaneously, so that transferring of later stage steel reinforcement cage of construction installed, difficulty of construction is very big.
And, slow in mud internal cutting underground anchor rope speed, efficiency is low, cutting accuracy is low and integrality is poor, to this, require cutting underground anchor rope Summary on technology to go out a set of practicable cutting construction method, it is high that the application's patent of invention proposes anchor cable cut-out rate, cut lengths deviation ratio is little, and cutting accuracy is high and cutting construction method and the cutter sweep thereof of the underground anchor rope that integrality is good.
Summary of the invention
Object of the present invention overcomes deficiency of the prior art exactly, provide a kind of cutting accuracy and integrality good, can be fast, high efficiency cutting removal has cutting construction method and the cutter sweep thereof of underground anchor rope.In the technique and cutter sweep of cutting underground anchor rope of the present invention, be installed on cutting support base section, the cutting support top part adjustable according to anchor cable height and position assembled height, adopt crane to hang in whole anchor cable cutting support, utilize cutting support base section guiding that anchor cable is imported to jaw bottom position, cutting support, join dependency hydraulic system are fixed in its top, primer fluid bar hold moves down and clamps anchor cable, join dependency cutter sweep along guide rail, starts cutting equipment and cuts off anchor cable.
For solving the problems of the prior art, the invention provides a kind of cutting construction method and cutter sweep thereof of underground anchor rope.
The cutting construction method of underground anchor rope of the present invention adopts diamond-wire saw cutting method, comprises following step:
(1) selection of equipment and facility: according to being convenient to install in work progress, resettlement need choose reasonable power drive device; According to material and the requirement of Buddha's warrior attendant rope saw cutting technique of cutting anchor cable, select suitable auxiliary machine tool; According to the needs of efficient fly-cutting, select the adamantine grade formula of suitable cutter sweep and diamond-wire thereof;
(2) installation of equipment is with fixing: when cutting support assembling, first assemble cutting support base section, penetrate diamond-wire simultaneously, connect again cutting support top part, cutting support top part regulates height according to the residing underground position of anchor cable, after cutting support base section and the splicing of cutting support top part, adopt crane to hang in diaphragm wall box cut, utilize anchor cable clamping and positioning guide that anchor cable is imported to anchor cable clamping claw below simultaneously, lead wall top at diaphragm wall excavation and be fixed with cutting support standing part, connection anchor cable clamping hydraulic system and pumping plant start jaw and move down clamping anchor cable along guide rail, install diamond-wire saw firm banking and driving wheel, connecting diamond-wire makes it form closed loop suit, connect remote controller and diamond-wire saw power pump station, and, diamond-wire saw is fixedly mounted, so that the driving wheel of diamond-wire saw, directive wheel, 3 of diamond-wires are on a plumb line,
(3) determine cutting operation process and cutting parameter value: cutting process comprises to be cut and normally cutting in advance, in described normal cutting process, in the time that cutting runs into abnormal conditions, according to three kinds of cut states, determine and cut earnestly in advance, normally cut and abnormal cutting parameter value of cutting, in every kind of cutting situation, all adjusted;
(4) cutting construction: the cutting operation process definite according to step (3) carries out cutting construction; Comprise step by step following:
(4.1) cut earnestly in advance: after rope is without any shake, stop cutting, execution step (5) and (6), meets the requirements and can continue cutting;
(4.2) normally cutting: be adjusted to normal cutting parameter value, anchor cable is normally cut, carry out step by step in the time that cutting runs into abnormal conditions (4.3);
(4.3) cutting extremely: rotary driving wheel, should stop immediately cutting operation as recovered normal condition, and continue execution (4.2) step by step.
(5) cutting offset measurement: in step (4) cutting construction process, survey skew principle according to weight, use cutting total station survey to go out to cut the offset dimensions of rope axis, to judge whether cutting anchor cable length meets quality requirement;
(6) cutting correction: in the time recording the offset dimensions of cutting rope axis in step (5) and exceed allowed band, implement correction;
(7) cutting the editing and recording of anchor cable: after cutting construction finishes, draw cutting chart, cutting anchor cable length is described and retains its position there is distinctive anchor cable cut length;
(8) inspection of cut quality and examination: after cutting construction finishes, liver mass inspection and examination, and acceptance report signature is filed.
Be preferably, the power drive device described in described step (1) is selected with power-actuated E-1812A/DSM-10A type type hydraulic actuator diamond-wire saw, and described auxiliary machine tool comprises the diamond-wire of anchor cable cutting integral support and sharp formula.
Be preferably, in described cutting construction method, in described step (3), the parameter value that described cutting is cut is in advance: pressure 10MPa, linear velocity 5～6m/s; The parameter value of described normal cutting is: pressure 18～22MPa, linear velocity 18～20m/s; The parameter value of described abnormal cutting is: pressure 1～5MPa, revolution 2～3m/s.
The present invention also provides a kind of cutter sweep that cuts underground anchor rope, for the cutting construction method of described underground anchor rope, comprise: diamond-wire, be located at diamond-wire fixed guide fixed wheel in underground tank, diamond-wire saw firm banking, the driving wheel driving for diamond-wire saw, directive wheel, for remote controller and the diamond-wire saw power pump station of diamond-wire saw straighforward operation, described cutter sweep also comprises: cutting support base section, cutting support top part, cutting support standing part; Wherein, described cutting support base section comprises: anchor cable clamping and positioning guide, anchor cable clamping claw, anchor cable clamping hydraulic system and pumping plant, described cutting support standing part comprises: diamond-wire saw base fixture, the connector being fixedly connected with ground for support.
Be preferably, described cutting support base section is overall assembled, be used for importing anchor cable and clamp anchor cable, described cutting support top part is adjustable height, can regulate support height according to underground anchor rope position, described cutting support top part adopts socket joint mode to connect with described cutting support base section, described cutting support standing part is for being fixedly connected with whole cutting support with ground, described cutting support top part and described cutting support standing part adopt bolt to carry out mechanical attachment, described cutting support standing part adopts pre-embedded bolt to be connected with ground.
Be preferably, described diamond-wire fixed guide fixed wheel is fixed on cutting support base section, for fixing and guiding diamond-wire; Described diamond-wire saw firm banking and described cutting support standing part adopt bolt mechanical connection, drive driving wheel and guiding cutting for fixing described diamond-wire saw.
In the present invention, diamond-wire and driving wheel form closed loop suit, and in the process of cutting at cutter sweep, driving wheel drives diamond-wire to rotate, and anchor cable is carried out to grinding and cutting, adopt mud in wall chase to carry out continuously cooling to diamond rope simultaneously.
Diamond-wire is the rope of being made up of diamond, and the carcass, diamond grade, the formula that adopt diamond-wire to adopt than general cutting of steel reinforced concrete are higher, have both met the enforcement requirement of technological parameter, meet again the manufacture requirement of cutter sweep grating.The relative concentration of diamond in diamond-wire carcass is lower, selects coarse grained high quality diamond monocrystalline as cutting material, and the hardness of diamond-wire carcass is selected high hardness according to the material of anchor cable and Diamond Quality.
The cutting construction method of underground anchor rope of the present invention and the advantage of cutter sweep thereof are:
The cutting construction method of cutting underground anchor rope of the present invention and cutter sweep thereof, not only realize the object at mud internal cutting underground anchor rope, also for fast, efficient, cutting accuracy and the good cutting underground anchor rope Summary on technology of integrality go out a set of practicable cutting construction method, construction results anchor cable cut-out rate reaches 100%, cut lengths deviation ratio is less than 1%, provides a kind of quicker, more economical technical method for solving underground existing anchor cable cutting.
Brief description of the drawings
The structural representation of the cutting support base section of the cutter sweep using in the cutting construction method of the underground anchor rope that Fig. 1 is one embodiment of the invention.
The structural representation of the cutting support top part of the cutter sweep using in the cutting construction method of the underground anchor rope that Fig. 2 is one embodiment of the invention.
The structural representation of the cutting support standing part in the cutter sweep using in the cutting construction method of the underground anchor rope that Fig. 3 is one embodiment of the invention.
Cutter sweep after the assembling using in the cutting construction method of the underground anchor rope that Fig. 4 is one embodiment of the invention and the structural representation of whole cutting support thereof.
In figure: 1-guide, 2-anchor cable clamping claw, 3-hydraulic system and pumping plant, 4-diamond-wire saw base fixture, 5-connector; 6-diamond-wire fixed guide fixed wheel, 7-diamond-wire, 8-diamond-wire saw firm banking, 9-driving wheel, 10-remote controller, 11-diamond-wire saw power pump station, 12-cutting support top part.
Detailed description of the invention
Below, the present invention will be further described in detail by reference to the accompanying drawings.
To mark the engineering construction of good fortune people station owner body building enclosure diaphram wall at No. 7 line 7304-2 of Shenzhen's urban track traffic as example, the present invention, at the cutting construction method of cutting underground anchor rope, comprises the steps:
(1) selection of equipment and facility
In order to ensure efficiency of construction, be convenient to install according to construction of guide wall simultaneously, the needs of the functions such as resettlement, select with power-actuated E-1812A/DSM-10A type type hydraulic actuator diamond-wire saw, adopt diamond rope saw cutting technique, be characterized in fast, efficient, cutting accuracy and the good cutting disassembling anchor cable of integrality.
According to the technical requirement of diamond rope saw cutting, adopt the interior slurry coat method of diaphragm wall box cut as cooling fluid, auxiliary machine tool comprises overall anchor cable cutting support and sharp formula diamond-wire.
In order to ensure efficiently fast anchor cable to be cut, select cutter sweep and diamond-wire grade formula thereof.
(2) installation of equipment is with fixing
As shown in Figures 1 to 4, described cutter sweep comprises: be located at diamond-wire fixed guide fixed wheel 6 in underground tank, diamond-wire 7, diamond-wire saw firm banking 8, the driving wheel 9 driving for diamond-wire saw, remote controller 10, diamond-wire saw power pump station 11 and the directive wheel (figure does not indicate) for diamond-wire saw straighforward operation, described cutter sweep also comprises: cutting support top part 12 as shown in Figure 2, cutting support base section as shown in Figure 1, cutting support standing part as shown in Figure 3; Wherein cutting support base section comprises: anchor cable clamping and positioning guide 1, anchor cable clamping claw 2, anchor cable clamping hydraulic system and pumping plant 3, cutting support standing part comprises: diamond-wire saw base fixture 4, the connector 5 being fixedly connected with ground for support.
Diamond-wire saw is installed necessary fixation, and straight level ensures that driving wheel 9, directive wheel, the diamond-wire of diamond-wire saw is on a plumb line at 7 three.
Diamond-wire 7 is adamantine rope, and the carcass, diamond grade, the grade formula that adopt diamond-wire to adopt than general cutting of steel reinforced concrete are high, have both met the enforcement requirement of technological parameter, meet again the manufacture requirement of cutter sweep grating.The relative concentration of diamond in diamond-wire 7 carcasses is low, selects coarse grained high quality diamond monocrystalline as main cutting material, and the hardness of diamond-wire 7 carcasses is selected high hardness according to the material of anchor cable and Diamond Quality.
In the present embodiment, diamond-wire 7 forms closed loop suit with driving wheel 9, and in the process of cutting at cutter sweep, driving wheel 9 drives diamond-wire 7 to rotate, and anchor cable is carried out to grinding and cutting, adopts mud in continuous wall groove to carry out cooling to rope simultaneously.
In the present embodiment, when cutting support assembling, first assemble cutting support base section and penetrate diamond-wire 7 simultaneously, connect again cutting support top part 12, cutting support top part 12 is carried out height according to the residing underground position of anchor cable and is regulated, after cutting support base section and 12 splicings of cutting support top part, adopt crane to hang in diaphragm wall box cut, utilize anchor cable clamping and positioning guide 1 that anchor cable is imported to anchor cable clamping claw 2 belows simultaneously, lead the fixing cutting support standing part in wall top at diaphragm wall excavation, connection anchor cable clamping hydraulic system and pumping plant 3 start jaw and move down clamping anchor cable along guide rail, install diamond-wire saw firm banking 8 and driving wheel 9, connecting diamond-wire 7 makes it form closed loop suit, connect remote controller 10 and diamond-wire saw power pump station 11, start diamond-wire saw and carry out anchor cable cutting.
(3) determine cutting operation process and cutting parameter value
Cutting process comprise cut earnestly in advance and normally cutting, in described normal cutting process, in the time running into abnormal conditions, also comprise abnormal cutting.
Another key factor of cutting efficiency and cut quality depends on the choose reasonable of cutting parameter, Proper Match control to pressure, two kinds of parameters of linear velocity is the important step in work progress, according to three kinds of cut states, in every kind of cutting situation, all suitably adjust cutting parameter value.
In the present embodiment, the parameter value cutting earnestly is in advance: pressure 10MPa, linear velocity 5～6m/s; The parameter value of normal cutting is: pressure 18～22MPa, linear velocity 18～20m/s; The parameter value of abnormal cutting is: pressure 1～5MPa, linear velocity 2～3m/s.
(4) cutting construction
(4.1) cut earnestly in advance: the construction quality of cutting in advance precision control and directly determining whole cutting.Cut in advance light pressure, mode of operation at a slow speed, stop cutting after rope is without any shake, shut down and detect, realistic requirement can continue cutting, otherwise should proofread and correct correction;
(4.2) normally cutting: while normally cutting, it is normal that all parameters keep, the vertical revolution cutting of diamond-wire in groove when guaranteeing to cut;
(4.3) cutting extremely: in normal cutting process, run into abnormal conditions, as while running into card rope situation, take light pressure, slow-speed to carry out grinding and cutting, can continue to cut until recover normal condition.Otherwise answer hard stop, analysis situation, takes correct effectively treatment measures, is sure not blindly pressurization and accelerates, otherwise easily cause the generation of rope-broken accident, abnormal conditions are proceeded normal cutting after solving;
(4.4) again before every subnormal cutting, carry out offset measurement once, in the time exceeding permissible value, should rectify a deviation immediately.
(5) cutting offset measurement
Survey skew principle according to weight, use total powerstation to measure exactly the offset dimensions of cutting rope axis, measure exactly horizontal displacement value and the direction of cutting skew, and fill in cutting basic condition analytical table.
(6) cutting correction
When the offset dimensions that records cutting axis in step (5) is while exceeding allowed band, implement correction.
Before correction, situation analysis is clear, determine the direction that needs correction, adjust cutting equipment base, directive wheel, implement correction.
(7) cutting the editing and recording of anchor cable: after cutting construction finishes, draw cutting chart, cutting anchor cable length is described and retains main positions there is distinctive anchor cable and cut off;
(8) inspection of cut quality and examination: after cutting construction finishes, liver mass inspection and examination, and signature is filed.
In a word, the specific embodiment of the present invention, is not limited to this.Those of ordinary skill in the art, according to described embodiment, understands spirit of the present invention, and makes different amplifications and variation, but only otherwise depart from spirit of the present invention, all within protection scope of the present invention.
Claims (6)
1. a cutting construction method for underground anchor rope, is characterized in that, the step that adopts diamond-wire saw to be implemented as follows:
(1) selection of equipment and facility: according to being convenient to install in work progress, resettlement need choose reasonable power drive device; According to material and the requirement of Buddha's warrior attendant rope saw cutting technique of cutting anchor cable, select suitable auxiliary machine tool; According to the needs of cutting, select the adamantine grade formula of cutter sweep and diamond-wire thereof;
(2) installation of equipment is with fixing: when cutting support assembling, first assemble cutting support base section, penetrate diamond-wire simultaneously, connect again cutting support top part, cutting support top part regulates height according to the residing underground position of anchor cable, after cutting support base section and the splicing of cutting support top part, adopt crane to hang in diaphragm wall box cut, utilize anchor cable clamping and positioning guide that anchor cable is imported to anchor cable clamping claw below simultaneously, lead wall top at diaphragm wall excavation and be fixed with cutting support standing part, connection anchor cable clamping hydraulic system and pumping plant start jaw and move down clamping anchor cable along guide rail, install diamond-wire saw firm banking and driving wheel, connecting diamond-wire makes it form closed loop suit, connect remote controller and diamond-wire saw power pump station, and, diamond-wire saw is fixedly mounted, so that the driving wheel of diamond-wire saw, directive wheel, 3 of diamond-wires are on a plumb line,
(3) determine cutting operation process and cutting parameter value: cutting process comprises to be cut and normally cutting in advance, in described normal cutting process, in the time that cutting runs into abnormal conditions, according to three kinds of cut states, determine and cut earnestly in advance, normally cut and abnormal cutting parameter value of cutting, in every kind of cutting situation, all adjusted;
(4) cutting construction: the cutting operation process definite according to step (3) carries out cutting construction; Comprise step by step following:
(4.1) cut earnestly in advance: after rope is without any shake, stop cutting, execution step (5) and (6), meets the requirements and can continue cutting;
(4.2) normally cutting: be adjusted to normal cutting parameter value, anchor cable is normally cut, carry out step by step in the time that cutting runs into abnormal conditions (4.3);
(4.3) cutting extremely: rotary driving wheel, stops immediately cutting operation as recovered normal condition, and continue execution (4.2) step by step;
(5) cutting offset measurement: in step (4) cutting construction process, survey skew principle according to weight, use cutting total station survey to go out to cut the offset dimensions of rope axis, to judge whether cutting anchor cable length meets quality requirement;
(6) cutting correction: in the time recording the offset dimensions of cutting rope axis in step (5) and exceed allowed band, implement correction;
(7) cutting the editing and recording of anchor cable: after cutting construction finishes, draw cutting chart, cutting anchor cable length is described and retains its position there is distinctive anchor cable cut length;
(8) inspection of cut quality and examination: after cutting construction finishes, liver mass inspection and examination, and acceptance report signature is filed.
2. the cutting construction method of underground anchor rope according to claim 1, it is characterized in that, power drive device described in described step (1) is selected with power-actuated E-1812A/DSM-10A type type hydraulic actuator diamond-wire saw, and described auxiliary machine tool comprises the diamond-wire of anchor cable cutting integral support and sharp formula.
3. the cutting construction method of underground anchor rope according to claim 1, is characterized in that, in described cutting construction method, in described step (3), the parameter value that described cutting is cut is in advance: pressure 10MPa, linear velocity 5～6m/s; The parameter value of described normal cutting is: pressure 18～22MPa, linear velocity 18～20m/s; The parameter value of described abnormal cutting is: pressure 1～5MPa, linear velocity 2～3m/s.
4. one kind is cut the cutter sweep of underground anchor rope, in its cutting construction method for the underground anchor rope described in claims 1 to 3 any one, it is characterized in that, comprise: diamond-wire, be located at diamond-wire fixed guide fixed wheel in underground tank, diamond-wire saw firm banking, the driving wheel driving for diamond-wire saw, directive wheel, for remote controller and the diamond-wire saw power pump station of diamond-wire saw straighforward operation, described cutter sweep also comprises: cutting support base section, cutting support top part, cutting support standing part; Wherein, described cutting support base section comprises: anchor cable clamping and positioning guide, anchor cable clamping claw, anchor cable clamping hydraulic system and pumping plant, described cutting support standing part comprises: diamond-wire saw base fixture, the connector being fixedly connected with ground for support.
5. the cutter sweep of cutting underground anchor rope according to claim 4, it is characterized in that, described cutting support base section is overall assembled, be used for importing anchor cable and clamp anchor cable, described cutting support top part is adjustable height, can regulate according to underground anchor rope position the height of cutting support, described cutting support top part adopts socket joint mode to connect with described cutting support base section, described cutting support standing part is for being fixedly connected with whole cutting support with ground, described cutting support top part and described cutting support standing part adopt bolt to carry out mechanical attachment, described cutting support standing part adopts pre-embedded bolt to be connected with ground.
6. the cutter sweep of cutting underground anchor rope according to claim 4, is characterized in that, described diamond-wire fixed guide fixed wheel is fixed on cutting support base section, for fixing and guiding diamond-wire; Described diamond-wire saw firm banking and described cutting support standing part adopt bolt mechanical connection, drive driving wheel and guiding cutting for fixing described diamond-wire saw.
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| CN201210410306.5A CN102974721B (en) | 2012-10-24 | 2012-10-24 | Underground anchor cable cutting construction method and cutting device thereof |
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| CN201210410306.5A CN102974721B (en) | 2012-10-24 | 2012-10-24 | Underground anchor cable cutting construction method and cutting device thereof |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500075B (en) * | 2014-11-19 | 2017-07-04 | 江苏鼎达建筑新技术有限公司 | Rope saw cuts the construction method of underground obstacle |
| CN106049495B (en) * | 2016-06-08 | 2019-05-31 | 山东大学 | A kind of special equipment and its construction method for the cutting of underground engineering anchor cable |
| CN107829753B (en) * | 2017-09-30 | 2019-12-06 | 中铁第四勘察设计院集团有限公司 | Underground anchor cable clearing device and clearing method |
| CN108005083B (en) * | 2017-11-16 | 2019-11-19 | 中铁十六局集团北京轨道交通工程建设有限公司 | Anchor cable processing method within the scope of a kind of foundation pit enclosure structure |
| CN108222037B (en) * | 2018-01-24 | 2020-05-01 | 袁奥 | Construction method of stone side slope |
| CN111014819A (en) * | 2019-11-27 | 2020-04-17 | 中铁隆工程集团有限公司 | Reinforced concrete bottom plate cutting method based on wire saw process |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2547433Y (en) * | 2002-04-05 | 2003-04-30 | 马保安 | Anchorage cable steel strand explosive-proofing cutting device |
| CN101851922A (en) * | 2010-06-17 | 2010-10-06 | 昆明捷程桩工有限责任公司 | Method for eliminating underground anchor rope/rod by using all casing drill |
| CN102535477A (en) * | 2011-12-29 | 2012-07-04 | 中铁十六局集团北京轨道交通工程建设有限公司 | Safety construction method for cutting off anchor cables of support of excavating foundation pit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2628009B2 (en) * | 1993-07-05 | 1997-07-09 | 大成建設株式会社 | Cutting method of existing underground anchor material |
| JP2006200124A (en) * | 2004-12-22 | 2006-08-03 | Anderson Technology Kk | Device and method for fusion-cutting prestressing (pc) steel of ground anchor |
-
2012
- 2012-10-24 CN CN201210410306.5A patent/CN102974721B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2547433Y (en) * | 2002-04-05 | 2003-04-30 | 马保安 | Anchorage cable steel strand explosive-proofing cutting device |
| CN101851922A (en) * | 2010-06-17 | 2010-10-06 | 昆明捷程桩工有限责任公司 | Method for eliminating underground anchor rope/rod by using all casing drill |
| CN102535477A (en) * | 2011-12-29 | 2012-07-04 | 中铁十六局集团北京轨道交通工程建设有限公司 | Safety construction method for cutting off anchor cables of support of excavating foundation pit |
Non-Patent Citations (2)
| Title |
|---|
| JP特開2006-200124A 2006.08.03 * |
| JP特開平7-18674A 1995.01.20 * |
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