CN103806654A - Hydraulic support system for elevator shaft mold and operating method thereof - Google Patents
Hydraulic support system for elevator shaft mold and operating method thereof Download PDFInfo
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- CN103806654A CN103806654A CN201210437058.3A CN201210437058A CN103806654A CN 103806654 A CN103806654 A CN 103806654A CN 201210437058 A CN201210437058 A CN 201210437058A CN 103806654 A CN103806654 A CN 103806654A
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Abstract
The invention discloses a hydraulic support system for an elevator shaft mold and an operating method thereof. The hydraulic support system comprises an upper-layer supporting base and a lower-layer supporting base, wherein the lower-layer supporting base is provided with a hydraulic cylinder, the top of the hydraulic cylinder is connected with a lifting base which is arranged above the upper-layer supporting base and connected with the upper-layer supporting base, and the outer wall of the upper-layer supporting base and the outer wall of the lower-layer supporting base are both provided with free deflection supporting legs; a power element is started, a hydraulic rod begins to lift, the lifting base drives the upper-layer supporting base to move upwards, the upper-layer supporting base moves to drive outer pipes to move upwards along the outer wall of a runway, due to the fact that the free deflection supporting legs on the outer wall of the upper-layer supporting base suffer from pressure of upper walls of reserved holes in the corresponding positions, the free deflection supporting legs slide upwards through idler wheels along the outer wall of an elevator shaft, automatically recover and stretch into the reserved holes, and positioning is achieved. The hydraulic support system and the operating method of the hydraulic support system are not high in cost, can be operated by one person, are easy to operate, are automatically controlled by a hydraulic system and low in safety dangerousness.
Description
Technical field
The present invention relates to system and operation method thereof, especially relate to hydraulic support system and operation method thereof for electrical lift shaft form, belong to building field.
Background technology
Elevator shaft is exactly the hoistway of lift-mounting, and the size of elevator hoistways is determined according to elevator selection, lift-mounting track and counterweight track on the borehole wall, and reserved door opening lift-mounting door, well headroom has elevator machine room.Architectural shaft/elevator shaft climbs mould bases as the category of construction formwork, and in building mould crawling process, body is along with the continuous renewal of high-building construction technique to some extent, and traditional vertical shaft cylinder mold technique has become the bottleneck of QUICK CONSTRUCTION TECHNOLOGY OF HIGH-RISE BUILDINGS.In the recent period, the tool-type of having authorized is from climbing a mould patent, as the patent No. 201020202357.5 " tool type gear self-climbing barrel template ", the patent No. 201020202286.9 " Instrumental-type hydraulic self-climbing barrel framework " etc., having opened the climb development of mould bases of tool-type vertical shaft newly tends to, traditional manual operation technique is risen to electronic programme-control, implement cylinder mould automatic climbing, beyond doubt the once leap of cylinder mold technique.But still there is some deficiency, and such as: cylinder mould, take four post cantilever climbing frames as fulcrum, is implemented to climb, and is not only structure stress unnecessary, and key is four cantilever mast settings, causes transportation, inconvenience is installed, and only this item just may make this technology be kept in detention; Install and be connected texturally at cylinder mould and headstock in addition, lack simple and direct effective measures.In the time of Shaft of High-rise Buildings, elevator shaft concreting, mainly adopt at present the method for setting up frame pipe support shuttering, this kind of construction method do not complete after one section, when next section of construction, need again set up frame pipe and formwork supporting plate, repeatedly repeats to set up frame pipe and formwork supporting plate, time-consuming, cost is high.
Summary of the invention
The object of the invention is to overcome the shortcoming and defect of above-mentioned prior art, a kind of hydraulic support system for electrical lift shaft form and operation method thereof are provided, this hydraulic support system and operation method thereof have solved electrical lift shaft form entirety automatic lifting problem, can be used as fitting operation platform upper mould is installed, without setting up frame pipe, adopt hydraulic system, electrical lift shaft form lifting is promoted to automatic control by manual control, simultaneously, top is provided with umbrella safety helmet, greatly improves the safety of system.
Object of the present invention is achieved through the following technical solutions: for the hydraulic support system of electrical lift shaft form, comprise upper and lower two-layer parallel supporting seat, on described lower layer support seat, be provided with hydraulic cylinder, and the bottom of hydraulic cylinder is fixed on lower layer support seat, the top of hydraulic cylinder is connected with upgrade block, upgrade block is arranged on the top of upper strata supporting seat and is connected with upper strata supporting seat, on the outer wall of described upper strata supporting seat and lower layer support seat, be provided with free to deflect supporting leg, and free to deflect supporting leg can rotate.
In order to guarantee the safety in the time promoting, only design upper and lower two-layer supporting seat, realize simply and effectively and having promoted, the efficiency when increasing its stability and promoting, simple in structure, principle is easy, handled easily personnel's use.
Further, on described lower layer support seat, be vertically installed with eight runways, the length of each runway is greater than the range of hydraulic cylinder, on the outer wall of runway, is sheathed with outer tube, and between adjacent outer tube, connect by junction plate, the top of outer tube is connected with the bottom of upper strata supporting seat.
Further, described runway is evenly distributed on lower layer support seat, and hydraulic cylinder is arranged on the structure centre place that eight runways form.Article eight, runway between two one group be distributed on lower layer support seat, the distance between every group of runway is enough installed connecting rod, can not produce interference, connecting rod can be connected to entirety by safety helmet and upper strata supporting seat, and stability is provided, the safety can keep again it to drop time.
Further, on the outer wall of described upper strata supporting seat and the outer wall of lower layer support seat, be provided with fixed axis, free to deflect supporting leg is connected with fixed axis, and free to deflect supporting leg can rotate around fixed axis.The end of free to deflect supporting leg is provided with roller, facilitates its movement in the time of elevator shaft Promotion From Within, reduces frictional resistance.
Further, the top of described upper strata supporting seat is provided with safety helmet, and safety helmet is connected with upper strata supporting seat by connecting rod, and the two ends of upgrade block connect with corresponding connecting rod respectively.The length and width size of safety helmet is greater than the size of elevator shaft, like this guarantee safety.
It is cone that the shape of safety helmet is generally top; bottom is quadrangle; and the area of its bottom is greater than the maximum area of a mould; realize covering completely to cylinder mould end face, its safeguard protection to cylinder mould of guarantee like this, and base is to be generally tetragonal frame construction; on every one side of base, be provided with linkage; safety helmet and base are connected to an overall structure, realize the stable of above-below direction, linkage is through the inside of cylinder mould.The ground size of safety helmet is set according to concrete cylinder mould size, is only greater than the maximum size of a mould.
Further, described hydraulic cylinder is connected with hydraulic tube, and hydraulic tube is connected with Hydraulic Station.The hydraulic power that Hydraulic Station provides is stabilized in 5t, can have stable efficiency at the uniform velocity in the time promoting, and operating personnel stand on supporting seat and can not produce and rock.
Further, described upper strata supporting seat and lower layer support seat measure-alike, and upper strata supporting seat be arranged on lower layer support seat directly over.Dynamical element (electric machinery) can be set on lower layer support seat, provide original power for the startup to equipment.
The operation method that is used for the hydraulic support system of electrical lift shaft form, comprises the following steps:
(a) element that turns on the power, by hydraulic tube, the hydraulic oil in Hydraulic Station is input in hydraulic cylinder, hydraulic stem starts to rise, promotion upgrade block moves upward, upgrade block drives upper strata supporting seat to move upward, now lower layer support seat keeps motionless, the motion of upper strata supporting seat drives outer tube to move upward along runway outer wall, stationarity while having kept promoting, free to deflect supporting leg on the supporting seat outer wall of upper strata is owing to being subject to the pressure of reserved opening upper wall of correspondence position, start to rotate, at lifting process, free to deflect supporting leg is the outer wall upward sliding along elevator shaft by roller, when reserved opening above rising to, reserved opening inside is stretched in the automatic recovery of free to deflect supporting leg, now, hydraulic stem stops rising, because free to deflect supporting leg can only rotate, be subject to after reserved opening lower wall support force upwards, the free to deflect supporting leg shape that remains unchanged, realize location,
(b) hydraulic stem keeps motionless, hydraulic cylinder upwards reclaims, drive lower layer support seat to move upward, now upper strata supporting seat and pipeline all keep motionless, runway on lower layer support seat moves in corresponding pipeline, guarantee lower layer support seat balance and stability in lifting process, free to deflect supporting leg on lower layer support seat outer wall is owing to being subject to the pressure of corresponding reserved opening upper wall, start to rotate, at lifting process, free to deflect supporting leg is the outer wall upward sliding along elevator shaft by roller, when reserved opening above rising to, reserved opening inside is stretched in the automatic recovery of free to deflect supporting leg, now, hydraulic cylinder stops rising, because free to deflect supporting leg can only rotate, be subject to after reserved opening lower wall support force upwards, the free to deflect supporting leg shape that remains unchanged, realize location, now complete a unit lifting process of support system,
(c) repetition (a) step and (b) step, realize the continuous lifting of support system in elevator shaft.
In the time promoting, when one deck supporting seat promotes, another layer of supporting seat, just as the strong point, extend into behind elevator shaft inside by free to deflect supporting leg, free to deflect supporting leg is as the strong point, total system is provided support, in vertical, keep stable, by the motion of hydraulic system, realize the lifting of another layer, hydraulic pressure lift is stable, and operating personnel stand on supporting seat and also can not feel and rock, and have increased safety.
In sum, the invention has the beneficial effects as follows: the cost of this hydraulic support system and operation method thereof is not high, can process voluntarily this equipment, can be repeatedly used, can one man operation just can make template system integral elevating, require quality also not high for operating personnel, simple to operate, hydraulic system is controlled automatically, and safety hazard is little, support platform plate can be used as the operating platform that main body template is installed, without setting up frame pipe.
Accompanying drawing explanation
Fig. 1 is not jacking state diagram of the present invention;
Fig. 2 is jacking state diagram;
Fig. 3 is rise state diagram of the present invention.
Mark and corresponding component title in accompanying drawing: 1-safety helmet; 2-connecting rod; 3-upgrade block; 4-upper strata supporting seat; 5-free to deflect supporting leg; 6-outer tube; 7-runway; 8-reserved opening; 9-elevator shaft; 10-lower layer support seat; 11-hydraulic cylinder; 12-hydraulic tube.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment 1:
As shown in Figure 1, for the hydraulic support system of electrical lift shaft form, comprise upper and lower two-layer parallel supporting seat, on described lower layer support seat 10, be provided with hydraulic cylinder 11, and the bottom of hydraulic cylinder 11 is fixed on lower layer support seat 10, and the top of hydraulic cylinder 11 is connected with upgrade block 3, upgrade block 3 is arranged on the top of upper strata supporting seat 4 and is connected with upper strata supporting seat 4, on the outer wall of described upper strata supporting seat 4 and lower layer support seat 10, be provided with free to deflect supporting leg 5, and free to deflect supporting leg 5 can rotate.Elevator shaft is generally regular square, so upper strata supporting seat 4 and lower layer support seat 10 are all set to regular square, be provided with free to deflect supporting leg 5 at tetragonal Symmetry Edge, preferably that the height of free to deflect supporting leg 5 is consistent with the height of corresponding supporting seat, convenient stressed can simultaneously generation, the not hysteresis on time of occurrence in the time promoting.
On described lower layer support seat 10, be vertically installed with eight runways 7, the length of each runway 7 is greater than the range of hydraulic cylinder 11, on the outer wall of runway 7, be sheathed with outer tube 6, and connect by junction plate between adjacent outer tube 6, the top of outer tube 6 is connected with the bottom of upper strata supporting seat 4.Every one side on lower layer support seat 10 is provided with two runways 7, runway 7 on every one side is connected to overall structure by junction plate, in the time promoting, runway 7 is owing to being to be vertically set on lower layer support seat 10, the outer tube 6 that makes to be enclosed within its outer wall is also vertical with lower layer support seat 10 in the process of motion, has guaranteed that upper strata supporting seat 4 is same vertical track with lower layer support seat 10 in the time promoting, and can not produce inclination, operating personnel stand in when operation top can steadily of centre of gravity, feels safe.
Described runway 7 is evenly distributed on lower layer support seat 10, and hydraulic cylinder 11 is arranged on the structure centre place that eight runways 7 form.Hydraulic cylinder starts, by upwards jack-up of upgrade block, upgrade block pulls upper strata supporting seat 4 to move, while moving to the reserved opening 8 of elevator shaft 9, utilizing free to deflect supporting leg 5 to stretch in reserved opening 8 realizes and locating, because free to deflect supporting leg 5 can only rotate, in the time of location, the support force of bottom makes free to deflect supporting leg 5 at the interior clamping of reserved opening 8.Runway 7 and outer tube 6 guarantee that upper strata supporting seat 4 and lower layer support seat 10 can be on same plumb lines in the time promoting.
On the outer wall of described upper strata supporting seat 4 and the outer wall of lower layer support seat 10, be provided with fixed axis, free to deflect supporting leg 5 is connected with fixed axis, and free to deflect supporting leg 5 can rotate around fixed axis.The free to deflect supporting leg 5 that relies on upper strata supporting seat 4 and lower layer support seat 10 4 limits to arrange, can free shrink when free to deflect supporting leg 5 rises rises and built cylindrical shell, rear dependence deadweight in place fall after rise and support tube body wall reserved opening 8 on, implementation platform is accurately in place.
The top of described upper strata supporting seat 4 is provided with safety helmet 1, and safety helmet 1 is connected with upper strata supporting seat 4 by connecting rod 2, and the two ends of upgrade block 3 connect with corresponding connecting rod 2 respectively.The area of safety helmet 1 is greater than the area of elevator shaft 9, and safety helmet 1 can prevent that the mould support platform entirety from falling, and avoids occurring security incident.
Described hydraulic cylinder 11 is connected with hydraulic tube 12, and hydraulic tube 12 is connected with Hydraulic Station.Automatically control whole system lifting by hydraulic system, easy to operate and safe, hydraulic tube 12 is drawn into the hydraulic oil in Hydraulic Station in hydraulic cylinder 11, promotes the operation of support system.Hydraulic pressure lift power 5t, hydraulic pressure lift speed 0.5m/min, the height of upper and lower two reserved openings is 1.1m, the length of runway is 2.4m, the range of hydraulic cylinder is less than 2.4m, in the time promoting, guarantees that outer tube while rising to a reserved opening 8 is still in the scope inside of runway.
Described upper strata supporting seat 4 is measure-alike with lower layer support seat 10, and upper strata supporting seat 4 be arranged on lower layer support seat 10 directly over.Upper strata supporting seat 4 and lower layer support seat 10 adopt progressive mode, promote and support in electrical lift shaft form.
Upper strata supporting seat 4 arranges that plank is as the operating platform that main body template is installed, and safe ready when main body template is installed, also without setting up in addition frame pipe.
Embodiment 2:
As shown in Figure 2, element turns on the power, by hydraulic tube 12, the hydraulic oil in Hydraulic Station is input in hydraulic cylinder 11, hydraulic stem starts to rise, promoting upgrade block 3 moves upward, upgrade block 3 drives upper strata supporting seat 4 to move upward, now lower layer support seat 10 keeps motionless, the motion of upper strata supporting seat 4 drives outer tube 6 to move upward along runway 7 outer walls, stationarity while having kept promoting, free to deflect supporting leg 5 on upper strata supporting seat 4 outer walls is owing to being subject to the pressure of reserved opening 8 upper walls of correspondence position, start to rotate, at lifting process, free to deflect supporting leg 5 is the outer wall upward sliding along elevator shaft 9 by roller, when reserved opening 8 above rising to, reserved opening 8 inside are stretched in the automatic recovery of free to deflect supporting leg 5, now, hydraulic stem stops rising, because free to deflect supporting leg 5 can only rotate, be subject to after reserved opening 8 lower walls support force upwards, free to deflect supporting leg 5 shape that remains unchanged, realize location.
In Fig. 2, lower layer support seat 10 keeps motionless, only have upper strata supporting seat 4 to promote, in the time promoting, distance between upper and lower reserved opening is 1.1m, hydraulic pressure lift power 5t, hydraulic pressure lift speed 0.5m/min, every back gauge of elevator shaft is 2.2m, the area that calculates electrical lift shaft form is 4.84 ㎡, the maximum area of safety helmet is greater than 4.84 ㎡, be now 3.4m by the Design of length of connecting rod, safety helmet, connecting rod and miscellaneous part all adopt metal material to be made for the pipe frame structure of inner hollow, saving in weight, can be laborsaving in the time promoting, the time that individual layer promotes is about 2.2 min, the lifting force of hydraulic pressure 5t completely can promote upper strata supporting seat 4 to put in place.
Fixed axis one end is through free to deflect supporting leg 5, and free to deflect supporting leg 5 is heavy near one end of supporting seat 4, in the time of free state, utilizes seesaw principle, free to deflect supporting leg 5 remains parastate, in the time promoting, owing to being subject to downward pressure, make free to deflect supporting leg 5 have the trend rotating around fixed axis, roll on the inwall of elevator shaft 9 by the roller that is arranged on free to deflect supporting leg 5 tops, reduce its frictional force, reduce energy loss, increase the efficiency of its motion.On rising to, after a reserved opening 8, utilize seesaw principle, by the deadweight of free to deflect supporting leg 5, free to deflect supporting leg 5 reverts to level automatically, realizes location.
Embodiment 3:
As shown in Figure 3, it is motionless that hydraulic stem keeps, hydraulic cylinder 11 upwards reclaims, drive lower layer support seat 10 to move upward, now upper strata supporting seat 4 and pipeline 6 all keep motionless, runway 7 on lower layer support seat 10 is in the interior motion of corresponding pipeline 6, guarantee lower layer support seat 10 balance and stability in lifting process, free to deflect supporting leg 5 on lower layer support seat 10 outer walls is owing to being subject to the pressure of corresponding reserved opening 8 upper walls, start to rotate, at lifting process, free to deflect supporting leg 5 is the outer wall upward sliding along elevator shaft 9 by roller, when reserved opening 8 above rising to, reserved opening 8 inside are stretched in the automatic recovery of free to deflect supporting leg 5, now, hydraulic cylinder 11 stops rising, because free to deflect supporting leg 5 can only rotate, be subject to after reserved opening 8 lower walls support force upwards, free to deflect supporting leg 5 shape that remains unchanged, realize location, now complete a unit lifting process of support system.
In the time carrying out this time promoting, upper strata supporting seat 4 keeps motionless, as setting base, lower layer support seat 10 is by the recovery of hydraulic cylinder, runway upwards promotes along the inside of outer tube, same hydraulic pressure lift power 5t, hydraulic pressure lift speed 0.5m/min, because the height between upper and lower reserved opening is 1.1m, the time of lifting is about 2.2 min.
The process that repeats embodiment 2 and embodiment 3, realizes the continuous lifting of support system in elevator shaft.
The above; it is only preferred embodiment of the present invention; not the present invention is done to any pro forma restriction, any simple modification, equivalent variations that every foundation technology of the present invention, method are done above embodiment in fact, within all falling into protection scope of the present invention.
Claims (8)
1. for the hydraulic support system of electrical lift shaft form, it is characterized in that: comprise upper and lower two-layer parallel supporting seat, on described lower layer support seat (10), be provided with hydraulic cylinder (11), and the bottom of hydraulic cylinder (11) is fixed on lower layer support seat (10), the top of hydraulic cylinder (11) is connected with upgrade block (3), upgrade block (3) is arranged on the top of upper strata supporting seat (4) and is connected with upper strata supporting seat (4), on the outer wall of described upper strata supporting seat (4) and lower layer support seat (10), be provided with free to deflect supporting leg (5), and free to deflect supporting leg (5) can rotate.
2. the hydraulic support system for electrical lift shaft form according to claim 1, it is characterized in that: on described lower layer support seat (10), be vertically installed with eight runways (7), the length of each runway (7) is greater than the range of hydraulic cylinder (11), on the outer wall of runway (7), be sheathed with outer tube (6), and adjacent outer tube connects by junction plate between (6), the top of outer tube (6) is connected with the bottom of upper strata supporting seat (4).
3. the hydraulic support system for electrical lift shaft form according to claim 2, is characterized in that: it is upper that described runway (7) is evenly distributed on lower layer support seat (10), and hydraulic cylinder (11) is arranged on the structure centre place that eight runways (7) form.
4. the hydraulic support system for electrical lift shaft form according to claim 1, it is characterized in that: on the outer wall of the outer wall of described upper strata supporting seat (4) and lower layer support seat (10), be provided with fixed axis, free to deflect supporting leg (5) is connected with fixed axis, and free to deflect supporting leg (5) can rotate around fixed axis.
5. the hydraulic support system for electrical lift shaft form according to claim 1, it is characterized in that: the top of described upper strata supporting seat (4) is provided with safety helmet (1), safety helmet (1) is connected with upper strata supporting seat (4) by connecting rod (2), and the two ends of upgrade block (3) connect with corresponding connecting rod (2) respectively.
6. the hydraulic support system for electrical lift shaft form according to claim 1, is characterized in that: described hydraulic cylinder (11) is connected with hydraulic tube (12), and hydraulic tube (12) is connected with Hydraulic Station.
7. according to the hydraulic support system for electrical lift shaft form described in any one in claim 1 to 6, it is characterized in that: described upper strata supporting seat (4) and lower layer support seat (10) measure-alike, and upper strata supporting seat (4) be arranged on lower layer support seat (10) directly over.
8. for the operation method of the hydraulic support system of electrical lift shaft form, comprise the following steps:
(a) element that turns on the power, by hydraulic tube (12), the hydraulic oil in Hydraulic Station is input in hydraulic cylinder (11), hydraulic stem starts to rise, promoting upgrade block (3) moves upward, upgrade block (3) drives upper strata supporting seat (4) to move upward, now lower layer support seat (10) keeps motionless, the motion of upper strata supporting seat (4) drives outer tube (6) to move upward along runway (7) outer wall, stationarity while having kept promoting, free to deflect supporting leg (5) on upper strata supporting seat (4) outer wall is owing to being subject to the pressure of reserved opening (8) upper wall of correspondence position, start to rotate, at lifting process, free to deflect supporting leg (5) is the outer wall upward sliding along elevator shaft (9) by roller, when reserved opening (8) above rising to, reserved opening (8) inside is stretched in the automatic recovery of free to deflect supporting leg (5), now, hydraulic stem stops rising, because free to deflect supporting leg (5) can only rotate, be subject to after reserved opening (8) lower wall support force upwards, free to deflect supporting leg (5) shape that remains unchanged, realize location,
(b) hydraulic stem keeps motionless, hydraulic cylinder (11) upwards reclaims, drive lower layer support seat (10) to move upward, now upper strata supporting seat (4) and pipeline (6) all keep motionless, runway (7) on lower layer support seat (10) moves in corresponding pipeline (6), guarantee lower layer support seat (10) balance and stability in lifting process, free to deflect supporting leg (5) on lower layer support seat (10) outer wall is owing to being subject to the pressure of corresponding reserved opening (8) upper wall, start to rotate, at lifting process, free to deflect supporting leg (5) is the outer wall upward sliding along elevator shaft (9) by roller, when reserved opening (8) above rising to, reserved opening (8) inside is stretched in the automatic recovery of free to deflect supporting leg (5), now, hydraulic cylinder (11) stops rising, because free to deflect supporting leg (5) can only rotate, be subject to after reserved opening (8) lower wall support force upwards, free to deflect supporting leg (5) shape that remains unchanged, realize location, now complete a unit lifting process of support system,
(c) repetition (a) step and (b) step, realize the continuous lifting of support system in elevator shaft.
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| CN201210437058.3A CN103806654A (en) | 2012-11-06 | 2012-11-06 | Hydraulic support system for elevator shaft mold and operating method thereof |
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| CN201210437058.3A CN103806654A (en) | 2012-11-06 | 2012-11-06 | Hydraulic support system for elevator shaft mold and operating method thereof |
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| CN104631818A (en) * | 2014-12-31 | 2015-05-20 | 长沙远大住宅工业集团有限公司 | Retractable beam used for elevator shaft formwork platform |
| CN106760467A (en) * | 2017-01-23 | 2017-05-31 | 江苏弘盛建设工程集团有限公司 | A kind of vertical hoistway trackless is from the safe cage of lifting self-lock formula |
| CN107178204A (en) * | 2017-05-18 | 2017-09-19 | 歌山建设集团有限公司 | Elevator electric hydaulic construction platform device and the elevator shear wall construction method |
| CN107975233A (en) * | 2018-01-11 | 2018-05-01 | 山东方圆建筑材料有限公司 | A kind of elevator inner template revenue and expenditure system |
| CN108755410A (en) * | 2018-08-13 | 2018-11-06 | 中建三局集团有限公司 | A kind of self-crawling type bearing jack-up system and its construction method for bridge tower construction |
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| CN108979114A (en) * | 2017-05-31 | 2018-12-11 | 深圳市特辰科技股份有限公司 | A kind of full-automatic scissor-type robot climbing frame |
| CN107975233A (en) * | 2018-01-11 | 2018-05-01 | 山东方圆建筑材料有限公司 | A kind of elevator inner template revenue and expenditure system |
| CN108755410B (en) * | 2018-08-13 | 2023-10-03 | 中建三局集团有限公司 | Self-climbing type supporting jacking system for bridge tower construction and construction method thereof |
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Application publication date: 20140521 |