CN103101847B - Tower type truss installing structure and method without cooperation with altitude hoisting equipment - Google Patents
Tower type truss installing structure and method without cooperation with altitude hoisting equipment Download PDFInfo
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- CN103101847B CN103101847B CN201310038068.4A CN201310038068A CN103101847B CN 103101847 B CN103101847 B CN 103101847B CN 201310038068 A CN201310038068 A CN 201310038068A CN 103101847 B CN103101847 B CN 103101847B
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Abstract
The invention relates to a tower type truss installing structure and a tower type truss installing method without cooperation with altitude hoisting equipment. The method comprises the step of overlapping a plurality of truss standard knots from bottom to top, wherein each truss standard knot consists of a plurality of vertical chord members (1 and 4), and the chord members (1 and 4) are fixedly connected with each other by web members (2 and 3). The structure and the method disclosed by invention are characterized in that one chord member (4) of the tower type truss is concurrently taken as a climbing rack and an attaching support for an assistant crane, and the chord members (1 and 4) and the web members (2 and 3) of the tower type truss are installed by the assistant crane attached on the chord member (4), so that the assistant crane can continuously climb along the chord members without the cooperation with the other hoisting equipment. According to the invention, the difficulty that a tower type truss can not be installed when the altitude hoisting equipment is unavailable can be solved, and a mass of installing cost can be saved, so that the tower type truss is applicable to the occasion without the altitude hoisting equipment, and the convenience degree for the distribution of engineering equipment can be greatly improved.
Description
Technical field
The present invention relates to a kind of truss structure and installation method, especially relate to a kind of tower truss mounting structure and installation method coordinating without high-altitude weight-lifting equipment.
Background technology
At water resources and hydropower construction, or in other large-scale construction projects, the application of tower truss is very general, for example: the support post in the high speed of can climbing concrete Belt Conveyer delivery system, highly be generally 30m～120m, section width is generally 2m～10m, and this tower truss adopts when mounted conventionally to be had the car hosit of very high lifting altitude or crawler crane or cable crane and lift.But in many cases, owing to being subject near the restriction of traffic route installation site, large lifting equipment cannot arrive installation site, or fabricating yard and periphery do not have available high-altitude weight-lifting equipment, now the installation question of tower truss just seems particularly outstanding, if can not effectively solve this difficult problem, will limit the use of tower truss, just cannot apply such as the heavy construction equipments such as high speed concrete Belt Conveyer delivery system that can climb, for corresponding engineering construction brings inconvenience.
Maximally related domestic technique is patent of invention: the hanging method of mounting steel chimney tower; Application number CN200910272604; Publication number: CN101701499A.
This patent comprises the steps: 1) the first segment pylon of steel chimney tower adopts 16～25t wheel crane to install; 2) simple and easy hoisting device is installed: the hanger of simple and easy hoisting device is fixed on a upper lateral part of mounted first segment pylon; 3) material of the second section pylon of steel chimney tower is lifted into installation site by simple and easy hoisting device; 4) after the second section pylon of steel chimney tower installs, will on hanger, move a upper lateral part that is fixed on mounted second section pylon, the material of Section of three pylon of steel chimney tower is lifted into installation site by simple and easy hoisting device; The rest may be inferred, until steel chimney tower all installs.
But this patent can not be used for tower truss is installed in the time there is no high-altitude weight-lifting equipment, is described as follows technological deficiency:
1, in this patented technology, the movement of simple and easy hoisting device need to, by outside weight-lifting equipment, cannot be used in the time there is no high-altitude weight-lifting equipment.
2, the simple and easy hoisting device in this patented technology need to provide the extra strong point in the place outside steel chimney tower, as the first chain block, the second chain block and the 3rd chain block, if for the installation of tower truss, there is no to provide the place of extra support point in the air at height, so cannot use.
3, the simple and easy hoisting device in this patented technology does not have swing type mechanism, can not realize rotating action, as for the tower truss that section width is very large is installed, cannot cover all installation sites, so can not be used for installing tower truss in the time there is no high-altitude weight-lifting equipment.
Summary of the invention
The present invention has designed a kind of tower truss mounting structure and installation method coordinating without high-altitude weight-lifting equipment, the technical matters of its solution is: the movement of the hanging apparatus that (1) existing truss is installed need to, by outside weight-lifting equipment, cannot be used in the time there is no high-altitude weight-lifting equipment; (2) hanging apparatus that existing truss is installed need to provide the extra strong point in the place outside steel chimney tower; (3) hanging apparatus that existing truss is installed does not have swing type mechanism, can not realize rotating action, as for the tower truss that section width is very large is installed, cannot cover all installation sites.
In order to solve the technical matters of above-mentioned existence, the present invention has adopted following scheme:
A kind of tower truss mounting structure coordinating without high-altitude weight-lifting equipment, comprise that multiple truss standard knots overlap from bottom to up, described truss standard knot is by many vertically disposed chord members (1,4) composition, chord member (1,4) between, be fixedly connected with by web member (2,3), it is characterized in that: a chord member (4) of tower truss is held concurrently as the track and adhere to support of climbing of whipline.
Further, whipline comprises jacking frame (6), electric pushrod (7) and bearing (8), jacking frame (6) is connected with chord member (4) by bearing pin respectively with bearing (8), between jacking frame (6) and bearing (8), is provided with electric pushrod (7) or oil cylinder.Jacking frame (6) is for supporting electric pushrod (7) or oil cylinder, and bearing (8) is for frames (11), and frame (11) is for arranging swing type mechanism (9), trolley travel mechanism (10), suspension hook (12) and amplitude variation trolley (13).
Further, on chord member (4), be provided with rib (41), the width of rib (41) is greater than the width of chord member (4), bearing (8) both sides are provided with and hook plate (83), centre is provided with block (82), the hook plate (83) of both sides and middle block (82) form a chute structure, and the rib (41) of chord member is stuck in and hooks between plate (83) and block (82), and bearing (8) is constructed along rib (41) and slided up and down by chute.
Further, chord member (4) is provided with equally spaced pin shaft hole within the scope of overall height, is provided with upper and lower two groups of pin shaft holes on bearing (8), and bearing (8) is connected with chord member by bearing pin (81), on jacking frame (6), be provided with one group of pin shaft hole, jacking frame (6) is connected with chord member by bearing pin.
Further, whipline also comprises single-revolution mechanism (9).Swing type mechanism (9) is made up of rotary decelerating motor (92), miniature gears (91) and big gear wheel (111); Miniature gears (91) is arranged on the projecting shaft of reducing motor (92), carry out transmitting torque by key, big gear wheel (111) connects as one by bolt and frame (11), miniature gears (91) and big gear wheel (111) are gear meshing relation, rotary decelerating motor (92) drives miniature gears (91) to rotate while rotation, miniature gears (91) drives big gear wheel (111) and frame (11) to rotate.
Further, whipline also comprises a trolley travel mechanism (10).Trolley travel mechanism (10) is made up of amplitude variation trolley (13), luffing reducing motor (101), amplitude-changing drum (102), luffing mechanism bearing (103), variable-amplitude steel wire rope (104) and luffing leading sheave (105); Amplitude variation trolley (13) is connected with suspension hook (12) by hoist rope (51), variable-amplitude steel wire rope (104) is drawn from the both sides of amplitude-changing drum (102) after amplitude-changing drum (102) is above wound around a few, walk around the two ends that are cemented in respectively amplitude variation trolley (13) after luffing leading sheave (105), form a closed endless rope; Luffing reducing motor (101) drives amplitude-changing drum (102) to rotate, and amplitude-changing drum (102) is by frictional force drives variable-amplitude steel wire rope (104) cycle rotation, thereby drive amplitude variation trolley (13) and suspension hook (12) move in the horizontal direction.
Further, amplitude variation trolley (13) comprises four running wheels (131) and two fixed pulleys (132), and walking track support (133) is connected with frame (11), and it is mobile that walking track support (133) is used for supporting running wheel (131); Hoist rope (51) is wrapped on hoisting drum (52), from drawing, reel one side walks around the leading sheave that hoists (53), then walk around the fixed pulley (132) on dolly, walk around again the movable pulley (121) on suspension hook (12), then walk around the termination that is cemented in walking track support (133) after another fixed pulley on dolly.The winch (5) that hoists drives hoisting drum (52) to rotate, and realizes and regains or emit winding raising line (51) thereon, thereby drive suspension hook (12) rise in the vertical direction or decline.
An installation method of building the tower truss structure coordinating without high-altitude weight-lifting equipment, comprises the following steps: step 1: use four chord members and Duo Gen web member to be built into a truss standard knot, this truss standard knot is fixedly connected with ground; Step 2: whipline is arranged on a chord member; Step 3 a: chord member to be installed is winched to installation site from ground, connect with mounted standard knot, so repeat until four chord members and mounted standard knot are all connected; Step 4: web member to be installed is winched to installation site from ground and mounted chord member connects, so repeat until in the new truss standard knot of installing all web members install; Step 5: whipline, along upwards the climb height of a truss standard knot of chord member, is then fixed on the truss standard knot chord member of new installation; Step 6: repeat abovementioned steps: 3～5, until all truss standard knots all install.
Further, after the bearing pin being connected between bearing (8) and chord member being unclamped in step 5, electric pushrod (7) or hydraulic ram promote bearing (8) and move on the chord member of new installation truss standard knot, by bearing pin, bearing (8) and the new chord member that truss standard knot is installed are fixed; Then, the bearing pin being connected between jacking frame (6) and chord member is unclamped, electric pushrod (7) or hydraulic ram shrink jacking frame (6) are promoted on the chord member of new installation truss standard knot, by bearing pin, jacking frame (6) and the new chord member that truss standard knot is installed are fixed.
Tower truss mounting structure that this coordinates without high-altitude weight-lifting equipment and installation method, compared with traditional tower truss mounting structure and installation method, have following beneficial effect:
(1) the invention solves the difficult problem that tower truss cannot be installed in the time there is no high-altitude weight-lifting equipment, save a large amount of erected costs, tower truss can be used in the occasion that there is no high-altitude weight-lifting equipment, greatly improved the convenience degree that engineering equipment is arranged.
(2) the following mounted truss standard knot place in operation in advance of whipline in the present invention, and the truss standard knot at top can continue to install in the truss standard knot place in operation of bottom, reduce wait time, improved the degree of utilization of equipment, shortened the whole duration.
(3) in the present invention, whipline, except having the function hoisting, also has revolution and carriage amplitude varying function, and its operating range can cover whole installation site, and its lifting altitude meets the maximum installation height of tower truss.
Brief description of the drawings
Fig. 1: the structural representation of truss standard knot of the present invention;
The birds-eye view of Fig. 2: Fig. 1;
Fig. 3: the tower truss mounting structure schematic diagram that the present invention coordinates without high-altitude weight-lifting equipment;
The local enlarged diagram of Fig. 4: Fig. 3;
Fig. 5: in Fig. 4, A-A is to cutaway view;
Fig. 6: swing type mechanism schematic diagram in the present invention;
Fig. 7: in the present invention, variable-amplitude steel wire rope is wound around schematic diagram;
Fig. 8: trolley travel mechanism part enlarged diagram in the present invention;
Fig. 9: dolly and suspension hook partial view in the present invention;
Figure 10: in the present invention, hoist rope is wound around schematic diagram;
Figure 11: tower truss installation steps 3 schematic diagrams () in the present invention;
Figure 12: tower truss installation steps 3 schematic diagrams (two) in the present invention;
Figure 13: tower truss installation steps 3 schematic diagrams (three) in the present invention;
Figure 14: tower truss installation steps 4 schematic diagrams () in the present invention;
Figure 15: tower truss installation steps 4 schematic diagrams (two) in the present invention;
Figure 16: tower truss installation steps 4 schematic diagrams (three) in the present invention;
Figure 17: tower truss installation steps 4 schematic diagrams (four) in the present invention;
Figure 18: tower truss installation steps 4 schematic diagrams (five) in the present invention;
Figure 19: tower truss installation steps 5 schematic diagrams in the present invention.
Description of reference numerals:
1-chord member; 2-web member; 3-web member; 4-chord member; 41-rib; 5-winch hoists; 51-hoist rope; The 52-cylinder that hoists; The 53-leading sheave that hoists; 6-jacking frame; 7-electric pushrod; 8-bearing; 81-bearing pin; 82-block; 83-hook plate; 9-swing type mechanism; 91-miniature gears; 92-rotary decelerating motor; 10-trolley travel mechanism; 101-luffing reducing motor; 102-amplitude-changing drum; 103-luffing mechanism bearing; 104-variable-amplitude steel wire rope; 105-luffing leading sheave; 11-frame; 111-big gear wheel; 12-suspension hook; 121-movable pulley; 13-amplitude variation trolley; 131-running wheel; 132-fixed pulley; 133-walking track support.
Detailed description of the invention
Below in conjunction with Fig. 1 to Figure 19, the present invention will be further described:
As shown in Figure 1, Truss Design is for to be formed by connecting by bearing pin or bolt by some standard knots.Standard knot is designed to web member 2,3 and chord member 1,4 all can be broken the form into single rod member, adopts bearing pin or bolt to connect between each rod member.Web member comprises horizontally disposed web member 3 and the web member 2 being obliquely installed.Between chord member, be fixedly connected with by web member.
As shown in Figure 2, between four chord members, be fixed by horizontally disposed web member 3 and the web member 2 being obliquely installed, form stable fixed sturcture.
As shown in Figure 3, in the tower truss mounting structure that the present invention coordinates without high-altitude weight-lifting equipment, whipline comprises: the winch 5 that hoists, jacking frame 6, electric pushrod 7, bearing 8, swing type mechanism 9, trolley travel mechanism 10, frame 11, suspension hook 12 and amplitude variation trolley 13.
As shown in Figure 4, the chord member 4 of tower truss is held concurrently as the track and adhere to support of climbing of whipline.The jacking frame 6 of whipline is connected with chord member 4 by bearing pin respectively with bearing 8, between jacking frame 6 and bearing 8, is provided with electric pushrod 7 or oil cylinder.Jacking frame 6 is for supporting electric pushrod or oil cylinder, and bearing 8 is for frames 11, and frame 11 is for arranging swing type mechanism 9, trolley travel mechanism 10, suspension hook 12 and amplitude variation trolley 13.Whipline utilizes the flexible of electric pushrod 7 between jacking frame 6 and bearing 8 or hydraulic ram, makes jacking frame 6 and bearing 8 alternately change step to realize climbing on chord member.
As shown in Figure 5, on chord member 4, be provided with rib 41, the width of rib 41 is greater than the width of chord member 4, bearing 8 is provided with two and hooks plate 83 and block 82, two hook plate 83 and block 82 and form a chute structure, the rib 41 of chord member is stuck in and hooks between plate 83 and block 82, and bearing 8 is constructed along rib 41 and slided up and down by chute, prevents from tumbling in whipline climbs process.In addition, chord member 4 is provided with the pin shaft hole of equidistant arrangement within the scope of overall height, is provided with upper and lower two groups of pin shaft holes on bearing 8, and bearing 8 is connected with chord member 4 by bearing pin 81, is used for playing a supportive role in the time that whipline is worked.
As shown in Figure 6, swing type mechanism 9 is made up of rotary decelerating motor 92, miniature gears 91 and big gear wheel 111, miniature gears 91 is arranged on the projecting shaft of reducing motor 92, carry out transmitting torque by key, big gear wheel 111 connects as one by bolt and frame 11, miniature gears 91 and big gear wheel 111 are gear meshing relation, and rotary decelerating motor 92 drives miniature gears 91 to rotate while rotation, and miniature gears 91 drives big gear wheel 111 and frame 11 to rotate.The gyroscopic movement of whole frame 11 can be realized by the running of swing type mechanism 9, thereby the driving surface of whole circle can be covered.
As shown in Figure 7 and Figure 8, trolley travel mechanism 10 is made up of amplitude variation trolley 13, luffing reducing motor 101, amplitude-changing drum 102, luffing mechanism bearing 103, variable-amplitude steel wire rope 104 and luffing leading sheave 105; Amplitude variation trolley 13 is connected with suspension hook 12 by hoist rope, after being wound around a few on amplitude-changing drum 102, variable-amplitude steel wire rope 104 draws from amplitude-changing drum 102 both sides, walk around the rear two ends that are cemented in respectively amplitude variation trolley 13 of luffing leading sheave 105, form a closed endless rope; Luffing reducing motor 101 drives amplitude-changing drum 102 to rotate, and amplitude-changing drum 102 is by frictional force drives variable-amplitude steel wire rope 104 cycle rotations, thereby drive amplitude variation trolley 13 and suspension hook 12 move in the horizontal direction.By trolley travel mechanism 10 running can realize the crank motion of amplitude variation trolley 13 and suspension hook 12.
As shown in Figure 9 and Figure 10, amplitude variation trolley 13 comprises four running wheels 131 and two fixed pulleys 132, and walking track support 133 is connected with frame 11, and walking track support 133 supports running wheel 131 and moves; Raising line 51 is wrapped on hoisting drum 52, from drawing, reel one side walks around the leading sheave 53 that hoists, then walk around the fixed pulley 132 on amplitude variation trolley 13, walk around again the movable pulley 121 on suspension hook 12, then walk around the termination that is cemented in walking track support 133 after another fixed pulley on amplitude variation trolley.Be positioned over the ground winch 5 that hoists and drive hoisting drum 52 to rotate, realize and regain or emit winding raising line 51 thereon, thereby drive suspension hook 12 rise in the vertical direction or decline.By being positioned over the running of the ground winch 5 that hoists, can realize the lifting of suspension hook 12, thus can lifting cargo.
The tower truss mounting structure installation process that the present invention coordinates without high-altitude weight-lifting equipment is as follows:
1, as shown in Figure 11, Figure 12, first a chord member to be installed is winched to installation site from ground, connect with mounted standard knot.So repeat, as shown in Figure 13, Figure 14, until four chord members and mounted standard knot are all connected.
2,, as shown in Figure 14, Figure 15, web member to be installed is winched to installation site from ground and mounted chord member connects.So repeat, as shown in Figure 16, Figure 17, Figure 18, until all web member and chord members install complete in this section.
3, as shown in figure 19, whipline, along upwards the climb height of a standard knot of chord member, is then fixed on the standard knot chord member of new installation.
4, repeat abovementioned steps 1～3, until all standard knots all install.
By reference to the accompanying drawings the present invention is carried out to exemplary description above; obvious realization of the present invention is not subject to the restrictions described above; as long as the various improvement that adopted method design of the present invention and technical scheme to carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all in protection scope of the present invention.
Claims (10)
1. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment, comprise that multiple truss standard knots overlap from bottom to up, described truss standard knot is by many vertically disposed chord members (1,4) composition, chord member (1,4) between, be fixedly connected with by web member (2,3), it is characterized in that: the chord member (4) of tower truss is held concurrently as the track and adhere to support of climbing of whipline; Whipline comprises frame (11), jacking frame (6), electric pushrod (7) and bearing (8), jacking frame (6) is connected with chord member (4) by bearing pin respectively with bearing (8), between jacking frame (6) and bearing (8), is provided with electric pushrod (7) or oil cylinder; Jacking frame (6) is for supporting electric pushrod or oil cylinder, and bearing (8) is for frames (11), and frame (11) is for arranging swing type mechanism (9), trolley travel mechanism (10), suspension hook (12) and amplitude variation trolley (13).
2. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment according to claim 1, it is characterized in that: on chord member (4), be provided with rib (41), the width of rib (41) is greater than the width of chord member (4), bearing (8) both sides are provided with and hook plate (83), centre is provided with block (82), the hook plate (83) of both sides and middle block (82) form a chute structure, the rib (41) of chord member is stuck in and hooks between plate (83) and block (82), and bearing (8) is constructed along rib (41) and slided up and down by chute.
3. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment according to claim 2, it is characterized in that: the pin shaft hole that is provided with equidistant arrangement on chord member (4), bearing (8) is provided with upper and lower two groups of pin shaft holes, bearing (8) is connected on chord member by bearing pin (81), on jacking frame (6), be provided with one group of pin shaft hole, jacking frame (6) is connected on chord member by bearing pin.
4. according to the tower truss mounting structure coordinating without high-altitude weight-lifting equipment described in any one in claims 1 to 3, it is characterized in that: whipline also comprises single-revolution mechanism (9), swing type mechanism (9) is by rotary decelerating motor (92), miniature gears (91) and big gear wheel (111) composition, miniature gears (91) is arranged on the projecting shaft of reducing motor (92), carry out transmitting torque by key, big gear wheel (111) connects as one by bolt and frame (11), miniature gears (91) and big gear wheel (111) are gear meshing relation, rotary decelerating motor (92) drives miniature gears (91) to rotate while rotation, miniature gears (91) drives big gear wheel (111) and frame (11) to rotate.
5. according to the tower truss mounting structure coordinating without high-altitude weight-lifting equipment described in any one in claim 1-3, it is characterized in that: whipline also comprises a trolley travel mechanism (10), trolley travel mechanism (10) is made up of amplitude variation trolley (13), luffing reducing motor (101), amplitude-changing drum (102), luffing mechanism bearing (103), variable-amplitude steel wire rope (104) and luffing leading sheave (105); Amplitude variation trolley (13) is connected with suspension hook (12) by hoist rope (51), variable-amplitude steel wire rope (104) is drawn from amplitude-changing drum (102) both sides after amplitude-changing drum (102) is above wound around a few, walk around the two ends that are cemented in respectively amplitude variation trolley (13) after luffing leading sheave (105), form a closed endless rope; Luffing reducing motor (101) drives amplitude-changing drum (102) to rotate, and amplitude-changing drum (102) is by frictional force drives variable-amplitude steel wire rope (104) cycle rotation, thereby drive amplitude variation trolley (13) and suspension hook (12) move in the horizontal direction.
6. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment according to claim 4, it is characterized in that: whipline also comprises a trolley travel mechanism (10), trolley travel mechanism (10) is made up of amplitude variation trolley (13), luffing reducing motor (101), amplitude-changing drum (102), luffing mechanism bearing (103), variable-amplitude steel wire rope (104) and luffing leading sheave (105); Amplitude variation trolley (13) is connected with suspension hook (12) by hoist rope (51), variable-amplitude steel wire rope (104) is drawn from amplitude-changing drum (102) both sides after amplitude-changing drum (102) is above wound around a few, walk around the two ends that are cemented in respectively amplitude variation trolley (13) after luffing leading sheave (105), form a closed endless rope; Luffing reducing motor (101) drives amplitude-changing drum (102) to rotate, and amplitude-changing drum (102) is by frictional force drives variable-amplitude steel wire rope (104) cycle rotation, thereby drive amplitude variation trolley (13) and suspension hook (12) move in the horizontal direction.
7. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment according to claim 5, it is characterized in that: amplitude variation trolley (13) comprises four running wheels (131) and two fixed pulleys (132), walking track support (133) is connected with frame (11), and it is mobile that walking track support (133) is used for supporting running wheel (131); Hoist rope (51) is wrapped on hoisting drum (52), from drawing, reel one side walks around the leading sheave that hoists (53), then walk around the fixed pulley (132) on dolly, walk around again the movable pulley (121) on suspension hook (12), then walk around the termination that is cemented in walking track support (133) after another fixed pulley on dolly;
Be placed in the ground winch that hoists (5) and drive hoisting drum (52) to rotate, realize and regain or emit winding hoist rope (51) thereon, thereby drive suspension hook (12) rise in the vertical direction or decline.
8. the tower truss mounting structure coordinating without high-altitude weight-lifting equipment according to claim 6, it is characterized in that: amplitude variation trolley (13) comprises four running wheels (131) and two fixed pulleys (132), walking track support (133) is connected with frame (11), and it is mobile that walking track support (133) is used for supporting running wheel (131); Hoist rope (51) is wrapped on hoisting drum (52), from drawing, reel one side walks around the leading sheave that hoists (53), then walk around the fixed pulley (132) on dolly, walk around again the movable pulley (121) on suspension hook (12), then walk around the termination that is cemented in walking track support (133) after another fixed pulley on dolly;
Be placed in the ground winch that hoists (5) and drive hoisting drum (52) to rotate, realize and regain or emit winding hoist rope (51) thereon, thereby drive suspension hook (12) rise in the vertical direction or decline.
9. build the method for the tower truss mounting structure that claim 1 to 8 coordinates without high-altitude weight-lifting equipment described in any one for one kind, comprise the following steps: step 1: use four chord members and Duo Gen web member to be built into a truss standard knot, this truss standard knot is fixedly connected with ground; Step 2: whipline is arranged on a chord member; Step 3 a: chord member to be installed is winched to installation site from ground, connect with mounted standard knot, so repeat until four chord members and mounted standard knot are all connected; Step 4: web member to be installed is winched to installation site from ground and mounted chord member connects, so repeat until in the new truss standard knot of installing all web members install; Step 5: whipline, along upwards the climb height of a truss standard knot of chord member, is then fixed on the truss standard knot chord member of new installation; Step 6: repeat abovementioned steps: 3～5, until all truss standard knots all install.
10. building method according to claim 9, it is characterized in that: after in step 5, the bearing pin being connected between bearing (8) and chord member being unclamped, electric pushrod (7) or hydraulic ram promote bearing (8) and are moved upward on the chord member of new installation truss standard knot, by bearing pin, bearing (8) and the new chord member that truss standard knot is installed are fixed; Then, the bearing pin being connected between jacking frame (6) and chord member is unclamped, electric pushrod (7) or hydraulic ram shrink jacking frame (6) are promoted on the chord member of new installation truss standard knot, by bearing pin, jacking frame (6) and the new chord member that truss standard knot is installed are fixed.
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| CN201310038068.4A CN103101847B (en) | 2013-01-31 | 2013-01-31 | Tower type truss installing structure and method without cooperation with altitude hoisting equipment |
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| CN201310038068.4A CN103101847B (en) | 2013-01-31 | 2013-01-31 | Tower type truss installing structure and method without cooperation with altitude hoisting equipment |
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| CN103663288B (en) * | 2013-12-06 | 2015-12-02 | 中联重科股份有限公司 | Standard knot transferring tool and method for transferring standard knots by using same |
| CN109969955A (en) * | 2019-04-29 | 2019-07-05 | 远大可建科技有限公司 | A kind of climb is hung, using its cylinder hanging apparatus and hanging method |
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| CN202369280U (en) * | 2011-12-22 | 2012-08-08 | 太原重工股份有限公司 | Jack-up device for pylon |
| CN102849622B (en) * | 2012-08-17 | 2014-09-03 | 中国十七冶集团有限公司 | Mast-based section-by-section vertical lifting assembling method of tower |
| CN203112386U (en) * | 2013-01-31 | 2013-08-07 | 杭州国电大力机电工程有限公司 | Tower type truss mounting structure without assistance of high altitude hoisting equipment |
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2013
- 2013-01-31 CN CN201310038068.4A patent/CN103101847B/en active Active
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