CN109706841B - Construction method of movable hanging basket convenient for high-strength bolt construction - Google Patents
Construction method of movable hanging basket convenient for high-strength bolt construction Download PDFInfo
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- CN109706841B CN109706841B CN201910015208.3A CN201910015208A CN109706841B CN 109706841 B CN109706841 B CN 109706841B CN 201910015208 A CN201910015208 A CN 201910015208A CN 109706841 B CN109706841 B CN 109706841B
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Abstract
The invention discloses a construction method of a movable hanging basket convenient for high-strength bolt construction, the movable hanging basket comprises a square bottom frame, side baffles, a bottom plate, a surrounding baffle bracket, a surrounding baffle, a short carrying pole beam and a long carrying pole beam, 4 side baffles are fixed on the bottom frame and arranged around the periphery of the bottom plate, a pair of transversely arranged short carrying pole beams are respectively and fixedly arranged on the left side and the right side of the bottom frame, the outer end of each short carrying pole beam is fixed on the bottom frame, a rolling pulley is arranged at the inner end of each short carrying pole beam, a pair of vertically arranged surrounding baffle brackets are respectively and fixedly arranged on the left side and the right side of the bottom frame, the surrounding baffle is arranged between the two surrounding baffle brackets on the left side, the surrounding baffle is arranged between the two surrounding baffle brackets on the right side, the long carrying pole beam is arranged on the upper parts of the two surrounding baffle brackets on the left side, and the long carrying pole beam is, the construction method can solve the technical problem that the high-strength plate bolts between the steel girder sections of the bridge are inconvenient to install.
Description
Technical Field
The invention relates to the technical field of bridge construction equipment, in particular to a construction method of a movable hanging basket convenient for high-strength bolt construction.
Background
The steel girder of steel structure bridge receives the influence of self weight and size, need divide into a plurality of sections according to certain length usually, generally adopts welded connection or splice plate high strength bolted connection between section and the section. The perimeter of the section of the steel box girder is long and continuous, and the steel box girder is generally connected by welding; the steel lattice beam and the steel truss beam are not continuous in section, and the sections are not suitable to be welded, so that the splicing plate high-strength bolt connection design is generally adopted.
The steel lattice beams and the steel girders of the steel trusses can be assembled in whole sections on land. The parts are processed in a factory and transported to a field assembly area, the parts are butted in the assembly area by adopting a gantry crane, splicing plates and high-strength bolts are installed, the splicing plates are assembled and connected to form a whole section, the splicing plates between the whole sections can be pre-installed at the ends of the whole section and are fixed by temporary bolts.
The high-strength bolts for connecting the steel beam sections are large in number and sensitive to the environment (temperature and humidity), and workers adopt electric wrenches to screw the high-strength bolts, so that the workload is large, the quality requirement is high, and a good construction environment is needed.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a make things convenient for removal of high-strength bolt construction to hang basket to solve the inconvenient technical problem of board high-strength bolt installation between the girder steel festival section of bridge.
The invention solves another technical problem that: the construction method of the movable hanging basket is convenient for high-strength bolt construction.
In order to solve the first technical problem, the technical scheme of the invention is a movable hanging basket convenient for high-strength bolt construction, which comprises a square bottom frame, side baffles, a bottom plate, a baffle plate bracket, a baffle plate, a short carrying pole beam and a long carrying pole beam, wherein the bottom plate is fixedly arranged at the bottom of the bottom frame, 4 side baffles are fixedly arranged on the bottom frame and arranged around the periphery of the bottom plate, the left side and the right side of the bottom frame are respectively fixedly provided with a pair of transverse and front-back symmetrically arranged short carrying pole beams, the outer end of each short carrying pole beam is fixed on the bottom frame, the inner end of each short carrying pole beam is provided with a rolling pulley, the left side and the right side of the bottom frame are respectively fixedly provided with a pair of vertically arranged baffle plate brackets, the baffle plate is arranged between the two baffle plate brackets at the left side, and the baffle plate is arranged between the two baffle plate brackets at the right side, the upper parts of the two enclosure plate brackets on the left side are provided with the long shoulder pole beam, and the upper part between the two enclosure plate brackets on the right side is provided with the long shoulder pole beam.
As a modification, 2 of the long shoulder pole beams at the front part of the base frame are bilaterally symmetrical, and 2 of the long shoulder pole beams at the rear part of the base frame are bilaterally symmetrical.
As an improved mode, the baffle plate support comprises 2 longitudinal beams and a plurality of cross beams, the longitudinal beams and the cross beams form a trapezoidal framework, and a reinforcing mesh is paved on the trapezoidal framework.
As an improved mode, a long hole is arranged in the middle of the long carrying pole beam, a long hole is arranged in the middle of the short carrying pole beam, the enclosure plate support penetrates through the long hole in the middle of the long carrying pole beam and the long hole in the short carrying pole beam, a support plate is arranged between the long carrying pole beam and the cross beam of the enclosure plate support, a support plate is arranged between the short carrying pole beam and the cross beam of the enclosure plate support, the upper portion of the enclosure plate support is supported on the long carrying pole beam through the support plate, and the lower portion of the enclosure plate support is supported on the short carrying pole beam through the support plate.
As an improved mode, 4 enclosure plates are arranged between the two enclosure plate brackets on the left side, and 4 enclosure plates are arranged between the two enclosure plate brackets on the right side.
As an improved mode, the enclosure plate and the enclosure plate bracket are detachably connected through mutually matched clamping grooves and clamping hooks.
As an improved mode, a horizontally arranged pedal plate is arranged between the two enclosure baffle supports on the left side, a horizontally arranged pedal plate is arranged between the two enclosure baffle supports on the right side, and the pedal plate and the enclosure baffle supports are detachably connected through mutually matched clamping grooves and clamping hooks.
In order to solve the second technical problem, the technical scheme adopted by the invention specifically comprises the following steps:
1) processing all steel beam integral sections on land, assembling the parts on the steel beam integral sections, sequentially transporting all the steel beam integral sections to a site to-be-lifted point by ship or land, sequentially lifting, moving and positioning the steel beam sections to an installation part by lifting and hoisting equipment to assemble a steel girder of the bridge, wherein the adjacent steel beam integral sections are connected by splicing plates and high-strength bolts.
2) Assembling a movable hanging basket at the joint of a first whole steel girder section and a second whole steel girder section of a steel girder of the bridge, mounting a long shoulder pole beam and a surrounding baffle plate on the inner side of the hanging basket, and screwing up a splicing plate high-strength bolt between the first whole steel girder section and the second whole steel girder section;
3) manually removing the long carrying pole beam and the enclosure baffle plate on the inner side of the cradle, applying the weight of the movable cradle to a steel main beam of the steel structure bridge through a pulley on the short carrying pole beam, dragging the movable cradle to the joint of the whole section of the next steel beam through a steel wire rope, and installing the long carrying pole beam and the inner enclosure baffle plate on the inner side of the cradle, namely completing the forward movement of the cradle to the joint of the whole section of the next steel beam;
4) and repeating the steps 2) to 3) until the installation of the splicing plate high-strength bolts between the whole sections of the steel beams of the steel main beams is completed.
As an improved mode, the method for installing the movable hanging basket in the step 2) specifically comprises the following steps:
a) assembling the bottom frame on the ground, hoisting and slidably mounting the bottom frame on a steel girder of the steel structure bridge through hoisting equipment, and slidably connecting the bottom frame and the steel girder through the rolling pulleys;
b) placing the long carrying pole beam on the steel main beam, sequentially penetrating the outer side apron plate bracket through the short carrying pole beam and the long carrying pole beam from bottom to top, and respectively installing a supporting plate between the long carrying pole beam and the apron plate bracket and a supporting plate between the short carrying pole beam and the apron plate bracket;
c) and installing an inner side baffle enclosing support, sequentially penetrating the inner side baffle enclosing support through the short carrying pole beam and the long carrying pole beam from bottom to top, and respectively installing a support plate between the long carrying pole beam and the inner side baffle enclosing support and a support plate between the short carrying pole beam and the inner side baffle enclosing support.
Adopt above-mentioned technical scheme's removal string basket to obtain the technological effect do:
1) after the hanging basket is installed, a firm and closed structure can be formed, the top surface of the hanging basket is covered with tarpaulin, a good high-altitude operation environment can be created, and workers can install and screw high-strength bolts when entering the cage.
2) After the first section of the hanging basket is installed for the first time, only a small part of components need to be dismantled and installed in the subsequent section construction, the dismantled components are light, hoisting mechanical equipment is not needed, and mechanical shifts, time and labor are greatly saved.
3) The movable hanging basket adopts an assembled design, and the standardization degree is high. The processing is carried out in a factory, the quality is guaranteed, the device can be repeatedly used, and the turnover frequency is high.
4) The conventional hanging basket is simple in structure, free of baffle plates, low in standardization degree, extremely unsafe and high in construction risk, and the position of each time of conversion needs to be completely installed and removed. The hanging basket is high in structural strength and rigidity and good in stability, the surrounding baffle is in place, the hanging basket is a good closed structure, the problem of high-altitude operation is solved, a good construction operation platform is provided, and the safety of operators is reliably guaranteed.
5) The movable hanging basket has the advantages that the large pocket bottom closed cage body is arranged at the bottom of the movable hanging basket, personnel on two sides can freely exchange and pass below the movable hanging basket, a construction platform is provided for the bottom fixing bolt, convenience and safety are realized, and time is saved.
6) The high-strength bolt is sensitive to temperature and humidity, cannot be constructed in rainy days or direct solar radiation conditions, the movable hanging basket is of a closed structure, the top surface is covered with a large piece of tarpaulin, the problems that the humidity exceeds the standard and the temperature exceeds the standard are solved, and the high-strength bolt is convenient and practical.
The middle part of the long carrying pole beam is provided with a long hole, the middle part of the short carrying pole beam is provided with a long hole, the enclosure plate support penetrates through the long hole in the middle part of the long carrying pole beam and the long hole in the short carrying pole beam, a support plate is arranged between the long carrying pole beam and the cross beam of the enclosure plate support, a support plate is arranged between the short carrying pole beam and the cross beam of the enclosure plate support, the upper part of the enclosure plate support is supported on the long carrying pole beam through the support plate, the lower part of the enclosure plate support is supported on the short carrying pole beam through the support plate, and the enclosure plate support can be firmly supported on the long carrying pole beam and the short carrying pole beam through the support plate.
Because the enclosure plate and the enclosure plate bracket are detachably connected through mutually matched clamping grooves and clamping hooks, the enclosure plate can be conveniently installed and detached through the clamping grooves and the clamping hook structures.
The pedal plates are arranged horizontally between the two enclosure plate supports on the left side, the pedal plates are arranged horizontally between the two enclosure plate supports on the right side, the pedal plates and the enclosure plate supports are detachably connected through mutually matched clamping grooves and clamping hooks, and the pedal plates are arranged to facilitate constructors to climb to different heights.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the moving hanging basket of the present invention moving on a steel beam;
in the figure, 1-bottom frame, 11-bottom plate, 12-side baffle, 2-short shoulder pole beam, 21-rolling pulley, 3-surrounding baffle bracket, 4-surrounding baffle, 5-long shoulder pole beam, 6-steel beam integral segment, 71-long hole, 72-long hole.
Detailed Description
As shown in fig. 1 and 2, a movable hanging basket convenient for high-strength bolt construction comprises a square bottom frame 1, side baffles 12, a bottom plate 11, a baffle plate support 3, a baffle plate 4, a short carrying pole beam 2 and a long carrying pole beam 5, wherein the bottom plate 11 is fixedly arranged at the bottom of the bottom frame 1, the 4 side baffles 12 are fixed on the bottom frame 1 and arranged around the bottom plate 11, a pair of transversely arranged short carrying pole beams 2 are respectively fixedly arranged at the left side and the right side of the bottom frame 1, one end, close to the outside, of each short carrying pole beam 2 is fixed on the bottom frame 1, and a rolling pulley 21 is arranged at one end, close to the inside, of each short carrying pole beam 2. The left and right sides of bottom frame 1 is fixed respectively and is equipped with the enclosure baffle support 3 of a pair of vertical setting, installs enclosure baffle 4 between two enclosure baffle supports 3 in left side, installs enclosure baffle 4 between two enclosure baffle supports 3 in right side, can dismantle through mutually supporting draw-in groove and pothook between enclosure baffle 4 and the enclosure baffle support 3 and be connected, can be to convenient installation and the dismantlement of enclosure baffle 4 through draw-in groove and pothook structure.
In this embodiment, install 4 between two baffle supports 3 of enclosing on the left side and enclose baffle 4, install 4 between two baffle supports 3 of enclosing on the right side and enclose baffle 4. The enclosure baffle plate bracket 3 comprises 2 longitudinal beams and a plurality of cross beams, the longitudinal beams and the cross beams form a trapezoidal framework, and a reinforcing mesh is laid on the trapezoidal framework. The middle part of the long carrying pole beam 5 is provided with a long hole 71, the middle part of the short carrying pole beam 2 is provided with a long hole 72, the baffle enclosing support 3 passes through the long hole 71 in the middle part of the long carrying pole beam 5 and the long hole 72 on the short carrying pole beam 2, a support plate is arranged between the long carrying pole beam 5 and the cross beam of the baffle enclosing support 3, a support plate is arranged between the short carrying pole beam 2 and the cross beam of the baffle enclosing support 3, the upper part of the baffle enclosing support 3 is supported on the long carrying pole beam 5 through the support plate, the lower part of the baffle enclosing support 3 is supported on the short carrying pole beam 2 through the support plate, and the baffle enclosing support 3 can be firmly supported on the long carrying pole beam 5 and the short carrying pole. The upper parts of the two left side baffle plate brackets 3 are provided with a long shoulder pole beam 5, and the upper part between the two right side baffle plate brackets 3 is provided with the long shoulder pole beam 5. The 2 long carrying pole beams 5 at the front part of the bottom frame 1 are symmetrical left and right, and the 2 long carrying pole beams 5 at the rear part of the bottom frame 1 are symmetrical left and right. The running-board that the level set up is installed to the left side between two fender support 3, installs the running-board that the level set up between two fender support 3 of right side, can dismantle through mutually supporting draw-in groove and pothook between running-board and the fender support 3 and be connected, sets up the running-board and can make things convenient for constructor to scramble the height of difference.
The construction method of the movable hanging basket convenient for high-strength bolt construction comprises the following steps:
1) processing all steel beam integral sections 6 on land, transporting processed parts to an assembly area, butting the parts in the assembly area by adopting a gantry crane, assembling the parts on the steel beam integral sections 6, sequentially transporting all the steel beam integral sections 6 to a site to be hoisted by ship or land, installing splice plates and high-strength bolts on the steel beam integral sections 6, pre-installing the splice plates between the integral sections at the ends of the integral sections, and fixing the splice plates by temporary bolts; the steel beam segments are lifted, moved and placed in place to the installation part for assembling through the lifting and hoisting equipment in sequence, and the whole segments 6 of the adjacent steel beams are connected through splicing plates and high-strength bolts.
2) After a movable hanging basket is assembled at the joint of a first section and a second section of a steel girder of the steel structure bridge, a splicing plate high-strength bolt between the first section and the second section is installed; the method specifically comprises the following steps: a) assembling the bottom frame 1 on the ground, hoisting and slidably mounting the bottom frame 1 on a steel girder of the steel structure bridge through hoisting equipment, and slidably connecting the bottom frame 1 and the steel girder through a rolling pulley 21; b) placing a long carrying pole beam 5 on a steel main beam, installing an enclosure baffle bracket 3 outside a bottom frame 1, sequentially passing the outer enclosure baffle bracket 3 through a short carrying pole beam 2 and the long carrying pole beam 5 from bottom to top, and respectively installing a support plate between the long carrying pole beam 5 and the enclosure baffle bracket 3 and a support plate between the short carrying pole beam 2 and the enclosure baffle bracket 3 (at the moment, a cantilever splice plate is fed into an installed segment; c) installing an inner side baffle enclosing support 3, sequentially passing the inner side baffle enclosing support 3 through the short carrying pole beam 2 and the long carrying pole beam 5 from bottom to top, and respectively installing a support plate between the long carrying pole beam 5 and the inner side baffle enclosing support 3 and a support plate between the short carrying pole beam 2 and the inner side baffle enclosing support 3.
3) Manually removing the long carrying pole beam 5 and the enclosure baffle 4 on the inner side of the steel girder, applying the weight of the movable hanging basket on the steel girder of the steel structure bridge through the pulley on the short carrying pole beam 2, dragging the movable hanging basket to the joint of the next section through a steel wire rope, installing the carrying pole beam and the inner enclosure baffle 4, and completing the forward movement of the hanging basket to the next section.
4) And (5) repeating the steps 2) to 3) until the installation of the high-strength bolts of the splicing plates of the steel main beam is completed.
The movable hanging basket is designed in an assembly mode, components are processed into parts in a processing plant, and the movable hanging basket only needs to be completely assembled at the end part of the first section on the site. Because the crossbeam of girder steel blocks to move, the cradle is in the front, only need demolish carrying pole roof beam and inboard enclosure 4, become the component that bears the weight of cradle into four pulleys by carrying pole roof beam, wait to hang the basket and pull through wire rope and remove to target in place after, install carrying pole roof beam and inboard enclosure 4 again, accomplish the cradle and move forward to next segment, at this moment, the cradle that takes carrying pole roof beam can bear the weight of cradle self, also can bear the weight of people, high strength bolt, spanner etc..
The movable hanging basket has the following advantages in construction:
1. after the first section of the hanging basket is installed for the first time, only a small part of components need to be dismantled and installed in the subsequent section construction, the dismantled components are light, hoisting mechanical equipment is not needed, and mechanical shifts, time and labor are greatly saved.
2. The movable hanging basket adopts an assembled design, and the standardization degree is high. The processing is carried out in a factory, the quality is guaranteed, the device can be repeatedly used, and the turnover frequency is high.
3. The conventional hanging basket is simple in structure, free of baffle plates, low in standardization degree, extremely unsafe and high in construction risk, and the position of each time of conversion needs to be completely installed and removed. The hanging basket is high in structural strength and rigidity and good in stability, the surrounding baffle is in place, the hanging basket is a good closed structure, the problem of high-altitude operation is solved, a good construction operation platform is provided, and the safety of operators is reliably guaranteed.
4. The movable hanging basket has the advantages that the large pocket bottom closed cage body is arranged at the bottom of the movable hanging basket, personnel on two sides can freely exchange and pass below the movable hanging basket, a construction platform is provided for the bottom fixing bolt, convenience and safety are realized, and time is saved.
5. The high-strength bolt is sensitive to temperature and humidity, cannot be constructed in rainy days or direct solar radiation conditions, the movable hanging basket is of a closed structure, the top surface is covered with a large piece of tarpaulin, the problems that the humidity exceeds the standard and the temperature exceeds the standard are solved, and the high-strength bolt is convenient and practical.
It should be apparent that the foregoing description and illustrations are by way of example only and are not intended to limit the present disclosure, application or uses. While embodiments have been described in the embodiments and depicted in the drawings, the present invention is not limited to the particular examples illustrated by the drawings and described in the embodiments as the best mode presently contemplated for carrying out the teachings of the present invention, and the scope of the present invention will include any embodiments falling within the foregoing description and the appended claims.
Claims (8)
1. A construction method of a movable hanging basket convenient for high-strength bolt construction comprises a square bottom frame, side baffles, a bottom plate, a surrounding baffle bracket, a surrounding baffle, a short carrying pole beam and a long carrying pole beam, wherein the bottom plate is fixedly arranged at the bottom of the bottom frame, 4 side baffles are fixedly arranged on the bottom frame and surround the periphery of the bottom plate, a pair of short carrying pole beams which are transversely and symmetrically arranged front and back are respectively fixedly arranged at the left side and the right side of the bottom frame, one end of the outer side of each short carrying pole beam is fixed on the bottom frame, a rolling pulley is arranged at one end of the inner side of each short carrying pole beam, a pair of vertically arranged surrounding baffle brackets are respectively fixedly arranged at the left side and the right side of the bottom frame, the surrounding baffle is arranged between the two surrounding baffle brackets at the left side, and the surrounding baffle is arranged between the two surrounding baffle brackets at the right side, the upper portion of two apron plate supports on the left side is installed one long shoulder pole roof beam, and the upper portion is installed one long shoulder pole roof beam between two apron plate supports on the right side, its characterized in that includes following step:
1) processing all steel girder integral sections on land, assembling parts on the steel girder integral sections, sequentially transporting all the steel girder integral sections to a site to be lifted by ship or land, sequentially lifting, moving and positioning the steel girder integral sections to an installation part through lifting equipment to assemble a steel girder of the bridge, wherein the adjacent steel girder integral sections are connected through splicing plates and high-strength bolts;
2) assembling a movable hanging basket at the joint of the first whole steel beam section and the second whole steel beam section, mounting a long shoulder pole beam and a surrounding baffle plate on the inner side of the hanging basket, and screwing up high-strength bolts of a splicing plate between the first whole steel beam section and the second whole steel beam section;
3) manually removing the long carrying pole beam and the enclosure baffle plate on the inner side of the cradle, applying the weight of the movable cradle on a steel main beam of the steel structure bridge through a rolling pulley on the short carrying pole beam, dragging the movable cradle to the joint of the whole section of the next steel beam through a steel wire rope, installing the long carrying pole beam and the inner enclosure baffle plate on the inner side of the movable cradle, and moving the movable cradle forwards to the joint of the whole section of the next steel beam;
4) and (4) repeating the steps 2) to 3) until the installation of the splicing plate high-strength bolts among all the whole sections of the steel beam is completed.
2. The method as claimed in claim 1, wherein the 2 long shoulder pole beams at the front part of the bottom frame are bilaterally symmetrical, and the 2 long shoulder pole beams at the rear part of the bottom frame are bilaterally symmetrical.
3. The construction method of the movable hanging basket convenient for the construction of the high-strength bolt as claimed in claim 1, wherein the apron bracket comprises 2 longitudinal beams and a plurality of transverse beams, the longitudinal beams and the transverse beams form a trapezoidal framework, and a reinforcing mesh is paved on the trapezoidal framework.
4. The method as claimed in claim 1, wherein the long shoulder pole beam has a long hole at a middle portion thereof, the short shoulder pole beam has a long hole at a middle portion thereof, the apron bracket passes through the long hole at the middle portion of the long shoulder pole beam and the long hole at the short shoulder pole beam, a support plate is provided between the long shoulder pole beam and the cross beam of the apron bracket, a support plate is provided between the short shoulder pole beam and the cross beam of the apron bracket, an upper portion of the apron bracket is supported on the long shoulder pole beam by the support plate, and a lower portion of the apron bracket is supported on the short shoulder pole beam by the support plate.
5. The construction method of the movable hanging basket convenient for high-strength bolt construction according to claim 1, wherein 4 enclosure plates are installed between the two enclosure plate brackets on the left side, and 4 enclosure plates are installed between the two enclosure plate brackets on the right side.
6. The construction method of the movable hanging basket convenient for high-strength bolt construction as claimed in claim 1, wherein the enclosure plate and the enclosure plate bracket are detachably connected through mutually matched clamping grooves and clamping hooks.
7. The construction method of the movable hanging basket convenient for high-strength bolt construction according to claim 1, wherein a horizontally arranged pedal plate is installed between the two enclosure plate brackets on the left side, a horizontally arranged pedal plate is installed between the two enclosure plate brackets on the right side, and the pedal plate and the enclosure plate brackets are detachably connected through mutually matched clamping grooves and clamping hooks.
8. The construction method of the movable hanging basket convenient for high-strength bolt construction according to claim 1, wherein the installation method of the movable hanging basket in the step 2) is specifically as follows:
a) assembling the bottom frame on the ground, hoisting and slidably mounting the bottom frame on a steel main beam of the bridge through hoisting equipment, and slidably connecting the bottom frame and the steel main beam through the rolling pulleys;
b) placing the long carrying pole beam on the steel main beam, sequentially penetrating the outer side baffle plate bracket through the long holes of the short carrying pole beam and the long carrying pole beam from bottom to top, and respectively installing a supporting plate between the long carrying pole beam and the baffle plate bracket and a supporting plate between the short carrying pole beam and the baffle plate bracket;
c) and installing an inner side baffle enclosing support, sequentially penetrating the inner side baffle enclosing support through the short carrying pole beam and the long carrying pole beam from bottom to top, and respectively installing a support plate between the long carrying pole beam and the inner side baffle enclosing support and a support plate between the short carrying pole beam and the inner side baffle enclosing support.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015208.3A CN109706841B (en) | 2019-01-08 | 2019-01-08 | Construction method of movable hanging basket convenient for high-strength bolt construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015208.3A CN109706841B (en) | 2019-01-08 | 2019-01-08 | Construction method of movable hanging basket convenient for high-strength bolt construction |
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| CN109706841A CN109706841A (en) | 2019-05-03 |
| CN109706841B true CN109706841B (en) | 2020-09-18 |
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| CN206512607U (en) * | 2016-12-30 | 2017-09-22 | 中交路桥华南工程有限公司 | Steel truss beam bolt applies stubborn operating platform |
| CN208293430U (en) * | 2018-04-04 | 2018-12-28 | 中国铁建大桥工程局集团有限公司 | A kind of hanging basket for Gao Dun highway bent cap prestressed stretch-draw |
| CN209760040U (en) * | 2019-01-08 | 2019-12-10 | 广西路桥工程集团有限公司 | Make things convenient for removal of high strength bolt construction to hang basket |
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2019
- 2019-01-08 CN CN201910015208.3A patent/CN109706841B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000303682A (en) * | 1999-04-20 | 2000-10-31 | Koyo Kikai Sangyo Kk | Suspended scaffold and its constructing method |
| EP2775033A1 (en) * | 2013-01-17 | 2014-09-10 | Rubrica Ingenieria Y Arquitectura, S.L. | Self-launching falsework for platforms in ports |
| CN204212064U (en) * | 2014-11-06 | 2015-03-18 | 中铁十五局集团有限公司 | A kind of bridge construction Handy movable operation platform |
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| CN109706841A (en) | 2019-05-03 |
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