CN115028077A - Hoisting installation device of cable saddle and installation method of cable saddle on narrow inclined plane - Google Patents
Hoisting installation device of cable saddle and installation method of cable saddle on narrow inclined plane Download PDFInfo
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- CN115028077A CN115028077A CN202210822212.2A CN202210822212A CN115028077A CN 115028077 A CN115028077 A CN 115028077A CN 202210822212 A CN202210822212 A CN 202210822212A CN 115028077 A CN115028077 A CN 115028077A
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- Prior art keywords
- saddle
- lifting
- cable
- cable saddle
- adjusting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/06—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/16—Rope, cable, or chain drives for trolleys; Combinations of such drives with hoisting gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C17/00—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
- B66C17/06—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes
- B66C17/26—Overhead travelling cranes comprising one or more substantially horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forges; combined with auxiliary apparatus serving particular purposes combined with auxiliary apparatus, e.g. log saws, pushers for unloading vehicles, means for shunting railway vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/06—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for lateral swinging movements
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Abstract
The invention provides a lifting installation device for a loose cable saddle, which comprises a hanging bracket for erecting and fixing on a buttress, a lifting device arranged on the hanging bracket and a first moving device arranged on the hanging bracket, wherein the lifting device is used for lifting the loose cable saddle, and the first moving device is used for driving the lifting device to move. This scheme is through above-mentioned setting, not only can stabilize the efficient and carry out the hoist and mount of heavy weight long stroke to loosing the cable saddle and carry, can correspond the position of adjusting scattered cable saddle after hoist and mount to corresponding highly simultaneously, make its better carry out assembly connection with the mount pad, and the installation accuracy is high, satisfies the construction requirement under the different work condition. The invention also provides an installation method of the cable saddle on the narrow inclined plane, which is realized by the device, can install the cable saddle on the buttress on the narrow inclined plane stably and efficiently, and has higher assembly precision.
Description
Technical Field
The invention belongs to the technical field of hoisting devices, and particularly relates to a hoisting installation device for a cable saddle and an installation method for the cable saddle on a buttress with a narrow inclined surface.
Background
The cable saddle refers to a supporting structure for a suspension cable or a stay cable to pass through the tower top. The upper seat is made of rib plate type arc cast steel blocks, and is provided with a cable groove for placing a suspension cable or a stay cable. The cable saddle of current large-span suspension bridge has the tonnage heavy, bulky structural feature, and generally only need can reach the mounted position to the removal of horizontal bridge on the gallows during hoist and mount of conventional cable saddle, but when needing to install on narrow space inclined plane buttress top surface, then need increase one toward the anchor and stride the side longitudinal bridge to remove and just can reach the mounted position, there are hoist and mount weight heavy, the stroke is far away, the installation accuracy is high, the construction difficulties such as the control degree of difficulty is big among the hoist and mount process. The existing special hanging bracket is difficult to meet the construction requirements in terms of strength, rigidity and stability.
Disclosure of Invention
The invention aims to solve at least one technical problem in the prior art, and provides a lifting installation device for a cable saddle, which can solve the problems that the conventional lifting cable saddle is difficult to install on the top surface of an inclined plane buttress, and the like, and has the advantages of stable lifting process, capability of carrying out corresponding adjustment during lifting, and high installation precision.
The invention aims to solve at least the second technical problem in the prior art, and provides the method for installing the cable saddle on the narrow inclined plane, which can solve the problems that the existing hoisting cable saddle is difficult to install on the top surface of the inclined plane buttress, and the like, and has the advantages of stable hoisting process, capability of carrying out corresponding adjustment during hoisting, and high installation precision.
One of the purposes of the invention is realized by adopting the following technical scheme:
scattered cable saddle's lift by crane installation device includes:
the hanging bracket is used for being erected and fixed on the buttress;
the hoisting device is arranged on the hanging bracket and used for hoisting the cable saddle;
and the first moving device is arranged on the hanging bracket and used for driving the hoisting device to move.
Furthermore, still include the adjusting pull rod that is used for adjusting scattered cable saddle installation angle, adjusting pull rod one end is articulated with the buttress, and the other end is articulated with the lateral wall of scattered cable saddle.
Further, adjust the pull rod including be used for with buttress articulated shoulder pole otic placode, portable set up in screw rod, be used for the drive on the shoulder pole otic placode the jack that the screw rod removed and be fixed in keep away from on the screw rod the connection otic placode of shoulder pole otic placode one end, shoulder pole otic placode and connection otic placode all are the U type, the connection otic placode is used for articulating with the loose cable saddle.
Furthermore, the cable saddle lifting device also comprises a positioning device for adjusting the lifting posture of the cable saddle.
Further, the positioning device comprises a hinge part used for connecting the bottom of the cable scattering saddle and a support part used for abutting against the side surface of the cable scattering saddle, and the hinge part and the support part are obliquely arranged towards the opposite inner side direction.
Further, the positioning device further comprises a second moving device for driving the positioning device to move, and the second moving device is arranged at the bottom of the positioning device.
Furthermore, the hoisting device comprises a lifting appliance connected with the cable-scattering saddle, a steel wire rope connected with the lifting appliance and a winding and unwinding device for driving the steel wire rope to wind and unwind.
Further, the winding and unwinding device comprises a winding roll for winding the steel wire rope and a driver for driving the steel wire rope to be recovered.
Further, the first moving device comprises a main frame movably arranged on the hanger and a sub-frame arranged on the main frame and capable of moving perpendicular to the moving direction of the main frame.
The second purpose of the invention is realized by adopting the following technical scheme:
the method for installing the cable saddle on the narrow inclined plane is characterized in that the method is realized by the cable saddle lifting and installing device, and comprises the following steps:
s1, transporting the saddle body to a lifting point outside the buttress by the cable saddle transport vehicle, and unloading the saddle body onto an unloading frame;
s2, the saddle body is hung by the hoisting device to rotate around the hinged part until the hoisting posture is reached, the second moving device is locked, and the saddle body is moved to the position below the saddle body through the supporting part of the positioning device to be dead against the saddle body;
s3, lifting the saddle body to a certain height through the lifting device, standing for a certain time, detecting whether the gravity center of the saddle body is balanced and whether mechanical equipment runs normally;
s4, lifting the saddle body through the lifting device, adjusting the alignment of the cable saddle and the guide mark of the saddle under the combined coordination of the first moving device until the saddle body is completely aligned and combined with the base mounting surface;
and S5, adjusting the cable saddle to the designed empty cable position through the adjusting pull rod, and finally detaching the lifting appliance.
Compared with the prior art, the invention has the beneficial effects that:
before the lifting installation device of the cable saddle is used, the hanger can be installed on the buttress, the hoisting device and the first moving device are installed on the hanger respectively, then the cable saddle is fixedly connected through the hoisting device and is lifted to the height of the installation buttress, meanwhile, the position of the hoisting device is correspondingly adjusted through the first moving device, so that the cable saddle can be correspondingly moved to the position of the installation seat on the installation buttress, and finally, the installation seat and the cable saddle are fixedly connected. This scheme is through above-mentioned setting, not only can stabilize the efficient and carry out the hoist and mount of heavy weight long stroke to loosing the cable saddle and carry, can correspond the position of adjusting scattered cable saddle after hoist and mount to corresponding highly simultaneously, make its better carry out assembled joint with the mount pad, and the installation accuracy is high, satisfies the construction requirements under the different work condition. The invention further provides an installation method of the cable saddle on the narrow inclined plane, the cable saddle can be stably and efficiently installed on the buttress on the narrow inclined plane, and the assembly precision is higher.
Drawings
FIG. 1 is a schematic structural view of a preferred embodiment of a lifting installation of a slack cable saddle of the present invention;
FIG. 2 is a side view of a preferred embodiment of the hanger apparatus of the present invention;
FIG. 3 is a front view of a preferred embodiment of the hanger of the present invention;
FIG. 4 is a schematic structural view of a preferred embodiment of the lifting apparatus of the present invention;
FIG. 5 is a schematic diagram of the structure of a preferred embodiment of the first mobile device of the present invention;
FIG. 6 is a schematic structural view of a preferred embodiment of the adjustment pull rod of the present invention;
fig. 7 is a schematic structural view of a preferred embodiment of the positioning device of the present invention.
Wherein, in the figures, the respective reference numerals:
10. a hanger; 101. a vertical rod; 102. a track beam; 103. a diagonal bar; 20. a hoisting device; 201. a spreader; 202. a wire rope; 203. a take-up reel; 204. a driver; 30. a first mobile device; 301. a main frame; 302. a sub-frame; 40. adjusting the pull rod; 401. carrying pole ear plates; 402. a screw; 403. a jack; 404. connecting the ear plates; 50. a positioning device; 501. a hinge portion; 502. a support portion; 60. a second mobile device; 70. buttress; 80. a cable saddle.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.
The invention is shown in fig. 1-7, and comprises a hanger 10 for erecting and fixing on a buttress 70, a lifting device 20 arranged on the hanger 10, and a first moving device 30 arranged on the hanger 10, wherein the lifting device 20 is used for lifting a cable saddle 80, and the first moving device 30 is used for driving the lifting device 20 to move. This scheme can install gallows 10 on buttress 70 earlier before using, install hoisting device 20, first mobile device 30 respectively on gallows 10 simultaneously, later connect fixedly and lift it to the height of installation buttress 70 through hoisting device 20 to loose cable saddle 80, the position of the regulation hoisting device 20 that first mobile device 30 corresponds simultaneously for loose cable saddle 80 can correspond and move to the position of the mount pad on installation buttress 70 on, mount pad and loose cable saddle 80 are connected fixedly at last again. Through the setting, not only can stabilize the efficient and carry out the hoist and mount of heavy weight long stroke to scattered cable saddle 80 and carry, can correspond the position of adjusting scattered cable saddle 80 after hoist and mount to corresponding highly simultaneously, make its better carry out assembly connection with the mount pad, the installation accuracy is high, satisfies the construction requirement under the different work condition.
As a preferred embodiment of the present invention, it may also have the following additional technical features:
in this embodiment, as shown in fig. 1 and 6, the cable saddle 80 further includes an adjusting rod 40 for adjusting the installation angle of the cable saddle, and one end of the adjusting rod 40 is hinged to the buttress 70, and the other end is hinged to a side wall of the cable saddle 80. Through the setting of adjusting the pull rod 40, can be according to empty cable state angle with adjusting pull rod 40 adjustment scattered cable saddle 80 gesture after scattered cable saddle 80 installation is taken one's place to locking the angle and the position of fixed saddle body after adjusting, in order to guarantee scattered cable saddle 80 can remain stable before main cable strand erects a certain quantity, ensure the stability of follow-up suspension bridge firm.
In combination with the arrangement of the adjusting pull rod 40, in this embodiment, as shown in fig. 6, the adjusting pull rod 40 includes a shoulder pole ear plate 401 for being hinged to the buttress 70, a screw 402 movably disposed on the shoulder pole ear plate 401, a jack 403 for driving the screw 402 to move, and a connecting ear plate 404 fixed on the screw 402 and far away from one end of the shoulder pole ear plate 401, where the shoulder pole ear plate 401 and the connecting ear plate 404 are both U-shaped, and the connecting ear plate 404 is used for being hinged to the saddle 80. Through the structure, the saddle body and the buttress 70 can swing and the screw 402 can be driven to stretch and retract through the jack 403 at the same time, the jacking length of the saddle body can be adjusted, the installation angle of the cable saddle 80 can be adjusted, and the installation precision is improved.
In the present embodiment, as shown in fig. 1 and 7, the cable saddle 80 further includes a positioning device 50 for adjusting the lifting posture. Because the saddle body of the cable scattering saddle 80 is long and narrow and can swing longitudinally after being connected with the base, and the installation state of the 'empty cable' inclines to the anchor span side by a certain angle, the saddle body is placed in an inclined angle in the 'empty cable' state before hoisting, and the cable scattering saddle 80 is ensured to be hoisted and installed in the empty cable state. By the positioning device 50, the cable saddle 80 can be adjusted to a designed inclined posture and fixed before hoisting, and then hoisting can be performed. This kind of mode can make scattered cable saddle 80 earlier carry out the posture at ground and adjust, reduces the degree of difficulty that lifts by crane and follow-up installation, improves work efficiency.
In combination with the arrangement of the positioning device 50, in the present embodiment, as shown in fig. 7, the positioning device 50 includes a hinge portion 501 for connecting the bottom of the saddle 80 and a support portion 502 for abutting against the side of the saddle 80, and the hinge portion 501 and the support portion 502 are both arranged obliquely toward the opposite inner side direction. Through the setting, can be with loosing cable saddle 80 bottom articulated fix on articulated portion 501, hoisting apparatus 20 can be connected fixedly with the top of loosing cable saddle 80 afterwards, it hangs certain degree and makes it swing round articulated portion 501 again, loose cable saddle 80 swings to appointed inclination after at last, alright set up supporting part 502 on the side of loosing cable saddle 80 and support it, just accomplished at this moment and adjusted and fixed the posture that lifts by crane of loosing cable saddle 80, convenient subsequent hoist and mount, improve work efficiency.
In combination with the arrangement of the positioning device 50, in this embodiment, as shown in fig. 1 and fig. 7, the positioning device further includes a second moving device 60 for driving the positioning device 50 to move, and the second moving device 60 is arranged at the bottom of the positioning device 50. Through the setting of second mobile device 60, can loose cable saddle 80 transport vechicle with the saddle transportation to the front pier 70 outside hoisting point department, later alright with loose cable saddle 80 transition to positioner 50 on, later under the drive of second mobile device 60, remove positioner 50 to assigned position, locking second mobile device 60 at last and preventing that positioner 50 from taking place the dislocation when follow-up regulation looses cable saddle 80 and lifts by crane the posture, this kind of setting can make positioner 50 remove the regulation according to the mounted position of difference, reduce the transport degree of difficulty of loosing cable saddle 80, improve work efficiency from this.
In this embodiment, referring to fig. 1 and 4, the hoisting device 20 includes a lifting device 201 connected to the cable saddle 80, a steel cable 202 connected to the lifting device 201, and a winding and unwinding device for driving the steel cable 202 to wind and unwind. Through the arrangement, when hoisting is needed, the hoisting tool 201 can be connected and fixed with the cable saddle 80, then the winding and unwinding device is started to drive the steel wire rope 202 to wind, and finally the cable saddle 80 can be gradually lifted to the buttress 70. The lifting is more stable and efficient, and different working requirements are met.
In combination with the arrangement of the winding and unwinding device, in the present embodiment, as shown in fig. 4, the winding and unwinding device includes a winding roll 203 for winding the steel wire rope 202 and a driver 204 for driving the steel wire rope 202 to be recovered. Through the setting, carry out concrete structure setting to winding and unwinding devices, can carry out the reel at scattered cable saddle 80 promotion in-process and accomodate to wire rope 202 continuously, prevent that wire rope 202 winding is crisscross, influence scattered cable saddle 80's lifting transport, make simultaneously to lift by crane the stable high efficiency of process.
In this embodiment, referring to fig. 1 and 5, the first moving device 30 includes a main frame 301 movably disposed on the hanger 10, and a sub-frame 302 disposed on the main frame 301 and capable of moving perpendicular to the moving direction of the main frame 301. Through the arrangement, the first moving device 30 is an XY-axis bidirectional moving device, is a longitudinal and transverse frame structure formed by section steel, and comprises a main frame 301 and a secondary frame 302, wherein the bottom of the main frame 301 is fixedly connected with the second moving device 60 through a high-strength bolt and is used for transverse movement of the cable saddle 80 on the hanger 10 after being hoisted, and the secondary frame 302 is used for installation of the hoisting device 20, can slide towards the anchor span side on the main frame 301 and is used for longitudinal movement of the cable saddle 80 after being transversely positioned. This kind of two-way regulation's setting, the position of regulation rope saddle 80 on buttress 70 that can be more accurate for it can dock in the mount pad fast and install fixedly, improves rope saddle 80's installation accuracy, improves follow-up suspension bridge's stability and fastness.
In this embodiment, referring to fig. 1 to 3, the hanger 10 includes a plurality of vertical rods 101 vertically disposed, a track beam 102 disposed on the vertical rods 101, and an inclined rod 103 for connecting a ground end of the vertical rod 101 and the track beam 102. Through the arrangement, the rod pieces are connected in a welding mode, so that the whole structure of the hanging bracket 10 is stable and firm, the hanging bracket 10 is further provided with a plurality of reinforcing ribs, and the rigidity and the stability are improved. This kind of structural arrangement not only provides the installation fulcrum for hoisting apparatus 20 and first mobile device 30, also is the main stress structure who lifts by crane rope saddle 80 simultaneously, can ensure the stability and the installation nature of lifting by crane.
In this embodiment, referring to fig. 3, the hanger 10 is further provided with an operation platform for the constructor to operate and walk. With this arrangement, the worker can perform construction on the hanger 10. Meanwhile, after the cable saddle 80 is transversely moved in place, the cable saddle needs to longitudinally move for a certain distance towards the anchor span side, so that the door type hanger 10 is eccentrically pressed, and in order to ensure the overall stability of the hanger 10, the upright posts of the operation platform are arranged on the inclined surface of the anchor buttress 70 by adopting section steel, so that the rigidity and the stability of the hanger 10 are further improved.
The invention also provides an installation method of the cable saddle on the buttress with the narrow inclined surface, which is realized by the hoisting installation device of the cable saddle, and comprises the following steps:
(1) preparation for construction
Unloading: the cable saddle 80 transport vehicle transports the saddle body to the hoisting point outside the front pier 70, lifts the saddle body to unload to the unloading frame, and finishes unloading work.
Turning over: the 4 lifting lugs symmetrically arranged on the saddle body are used for carrying out lifting point conversion, the lifting device 20 is used for lifting a load at a single point to be separated from the unloading frame, the turning-over is stopped when the load is separated by about 10cm, the load is held to be static, and the unloading frame is moved away. After removal, the person continues to turn over and the saddle will perform a longitudinal pivoting motion about the hinge 501. And when the saddle body reaches the hoisting posture, the measurement is reminded, the saddle body is continuously and slowly lifted, and when the saddle body reaches the hoisting posture, the load is kept to keep the posture, and the second moving device 60 is locked. The second moving device 60 moves about 190mm to the main tower side during the turning over. The big square wood limit is placed in advance at the position. The supporting part 502 of the positioning device 50 is moved to the position below the saddle body to jack the saddle body, the second moving device 60 is locked, the posture of the saddle body is adjusted, and the lifting is ready.
Preparing for hoisting: two 20t chain blocks are used for moving the saddle body to the direction of the anchor body to the position right below the hoisting device 20, and the moving distance is about 1873 mm. The big square timber is placed in advance at the position for limiting, and the lifting appliance 201 is installed and is ready to lift.
(2) Saddle body hoisting
During hoisting, the saddle body is lifted by about 50cm, then is kept stand for 5 minutes, is moved up and down by 5cm, and is kept stand for 5 minutes to check whether the gravity center of the saddle body is balanced, whether mechanical equipment runs normally and the like. After no abnormal condition is observed, the saddle body is continuously lifted upwards slowly, uniformly and stably until being lifted in place.
(3) Mounted in place
And longitudinally moving the saddle body about 2220mm to the anchor span side, lowering the saddle body to the mounting position, and adjusting the position of the saddle body by using a 20t chain block, wherein the inclination angle of the saddle body is consistent, and the saddle body is aligned with the transverse guide mark of the base.
Slowly descending the saddle body of the cable saddle, and simultaneously adjusting the alignment of the cable saddle 80 and the guide mark of the saddle under the combined coordination of the hoisting device 20 and the first moving device 30 until the saddle body is completely aligned and combined with the base installation surface;
preliminarily fixing a saddle body, and installing a cable saddle adjusting pull rod 40 (the adjusting pull rod 40 is finally dismantled according to a monitoring instruction after the erection of the main cable is finished);
and pre-biasing the cable saddle 80 according to the monitoring instruction. And adjusting the cable saddle to the designed empty cable position by utilizing measuring instruments such as a total station and the like in cooperation with the cable saddle adjusting pull rod 40, and finally detaching the lifting appliance 201.
The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. Scattered cable saddle's installation device that lifts by crane, its characterized in that includes:
the hanging bracket (10) is used for being fixedly erected on the buttress (70);
a hoisting device (20) arranged on the hanger (10) and used for hoisting a cable saddle (80);
the first moving device (30) is arranged on the lifting frame (10) and used for driving the hoisting device (20) to move.
2. The saddle lifting and mounting device according to claim 1, further comprising an adjusting tie rod (40) for adjusting the mounting angle of the saddle (80), wherein one end of the adjusting tie rod (40) is hinged to the buttress (70) and the other end is hinged to the side wall of the saddle (80).
3. The device for lifting and installing the saddle according to claim 2, wherein the adjusting pull rod (40) comprises a shoulder pole ear plate (401) for hinging with the buttress (70), a screw rod (402) movably arranged on the shoulder pole ear plate (401), a jack (403) for driving the screw rod (402) to move, and a connecting ear plate (404) fixed on one end of the screw rod (402) far away from the shoulder pole ear plate (401), wherein the shoulder pole ear plate (401) and the connecting ear plate (404) are both U-shaped, and the connecting ear plate (404) is used for hinging with the saddle (80).
4. The saddle lifting and mounting device according to claim 1, further comprising a positioning device (50) for adjusting the lifting posture of the saddle (80).
5. The saddle lifting and mounting device according to claim 4, wherein the positioning means (50) comprises a hinge portion (501) for connecting the bottom of the saddle (80) and a support portion (502) for abutting against the side of the saddle (80), the hinge portion (501) and the support portion (502) being arranged obliquely towards the opposite inner direction.
6. The saddle lifting and mounting device according to claim 4, further comprising a second moving device (60) for driving the positioning device (50) to move, wherein the second moving device (60) is disposed at the bottom of the positioning device (50).
7. The lifting installation device of the cable saddle according to claim 1, characterized in that the lifting device (20) comprises a lifting appliance (201) for connecting with the cable saddle (80), a steel cable (202) connected with the lifting appliance (201), and a winding and unwinding device for driving the winding and unwinding of the steel cable (202).
8. The device for lifting and installing the saddle according to claim 7, wherein the retraction device comprises a winding reel (203) for winding up the steel cable (202) and a driver (204) for driving the steel cable (202) to retract.
9. The device for lifting and mounting the saddle according to claim 1, wherein the first moving means (30) comprises a main frame (301) movably arranged on the hanger (10) and a sub-frame (302) arranged on the main frame (301) and movable perpendicular to the moving direction of the main frame (301).
10. Method for mounting a cable saddle on narrow inclined surfaces, characterised in that it is carried out by means of a device for lifting and mounting a cable saddle according to any of claims 1-9, comprising the following steps:
s1, transporting the saddle body to a lifting point on the outer side of the buttress 70 by using a cable saddle 80 transport vehicle, and unloading the saddle body onto an unloading frame;
s2, the saddle is hung by the lifting device 20 and rotated around the hinge 501 until reaching the lifting posture, the second moving device 60 is locked and moved to the lower part of the saddle through the supporting part 502 of the positioning device 50 to lock the saddle;
s3, lifting the saddle body to a certain height through the lifting device 20, standing for a certain time, and detecting whether the gravity center of the saddle body is balanced and whether mechanical equipment operates normally;
s4, lifting the saddle body through the lifting device 20, and adjusting the alignment of the cable saddle 80 and the guide mark of the saddle under the combined coordination of the first moving device 30 until the saddle body is completely aligned and combined with the base mounting surface;
and S5, adjusting the cable saddle to the designed empty cable position through adjusting the pull rod 40, and finally dismantling the lifting appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822212.2A CN115028077A (en) | 2022-07-12 | 2022-07-12 | Hoisting installation device of cable saddle and installation method of cable saddle on narrow inclined plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210822212.2A CN115028077A (en) | 2022-07-12 | 2022-07-12 | Hoisting installation device of cable saddle and installation method of cable saddle on narrow inclined plane |
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| Publication Number | Publication Date |
|---|---|
| CN115028077A true CN115028077A (en) | 2022-09-09 |
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|---|---|---|---|
| CN202210822212.2A Pending CN115028077A (en) | 2022-07-12 | 2022-07-12 | Hoisting installation device of cable saddle and installation method of cable saddle on narrow inclined plane |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1548310A1 (en) * | 1988-05-16 | 1990-03-07 | Ленинградский Государственный Институт По Изысканиям И Проектированию Мостов | Device for mounting span structure of bridge |
| CN106436572A (en) * | 2016-12-01 | 2017-02-22 | 德阳天元重工股份有限公司 | Separate combined type splay saddle and installation method thereof |
| CN106906744A (en) * | 2017-03-02 | 2017-06-30 | 西南交通大学 | A kind of critical packaged type main cable saddle for main push-towing rope antiskid |
| CN207244452U (en) * | 2017-03-31 | 2018-04-17 | 中交二公局第二工程有限公司 | A kind of suspension bridge vice saddle adjusting apparatus in place |
| CN112854012A (en) * | 2021-03-29 | 2021-05-28 | 中交武汉港湾工程设计研究院有限公司 | Cable crane for suspension bridge with four main cables |
| CN213328682U (en) * | 2020-07-27 | 2021-06-01 | 中交第二航务工程局有限公司 | Mounting structure suitable for heavy scattered cable saddle |
| CN113152281A (en) * | 2021-03-15 | 2021-07-23 | 中交二公局第二工程有限公司 | Main cable structure of suspension bridge cable crane |
-
2022
- 2022-07-12 CN CN202210822212.2A patent/CN115028077A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1548310A1 (en) * | 1988-05-16 | 1990-03-07 | Ленинградский Государственный Институт По Изысканиям И Проектированию Мостов | Device for mounting span structure of bridge |
| CN106436572A (en) * | 2016-12-01 | 2017-02-22 | 德阳天元重工股份有限公司 | Separate combined type splay saddle and installation method thereof |
| CN106906744A (en) * | 2017-03-02 | 2017-06-30 | 西南交通大学 | A kind of critical packaged type main cable saddle for main push-towing rope antiskid |
| CN207244452U (en) * | 2017-03-31 | 2018-04-17 | 中交二公局第二工程有限公司 | A kind of suspension bridge vice saddle adjusting apparatus in place |
| CN213328682U (en) * | 2020-07-27 | 2021-06-01 | 中交第二航务工程局有限公司 | Mounting structure suitable for heavy scattered cable saddle |
| CN113152281A (en) * | 2021-03-15 | 2021-07-23 | 中交二公局第二工程有限公司 | Main cable structure of suspension bridge cable crane |
| CN112854012A (en) * | 2021-03-29 | 2021-05-28 | 中交武汉港湾工程设计研究院有限公司 | Cable crane for suspension bridge with four main cables |
Non-Patent Citations (1)
| Title |
|---|
| 张玉涛: "虎门二桥坭洲水道桥超大散索鞍吊装关键技术", 人民交通, no. 10, pages 80 - 82 * |
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