CN109958060A - The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand - Google Patents
The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand Download PDFInfo
- Publication number
- CN109958060A CN109958060A CN201910278525.4A CN201910278525A CN109958060A CN 109958060 A CN109958060 A CN 109958060A CN 201910278525 A CN201910278525 A CN 201910278525A CN 109958060 A CN109958060 A CN 109958060A
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- strand
- datum strand
- datum
- erection
- main cable
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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
- E01D19/16—Suspension cables; Cable clamps for suspension cables ; Pre- or post-stressed cables
-
- 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
Abstract
The present invention is the erection and regulating device of a kind of asymmetric finished main cable shape of self-anchored suspension Datum Strand, belong to the erection of bridge construction, regulating device, it is characterized in that the erection and regulating device further include Datum Strand, fixed pulley group, chain block, temperature patch, temperature measuring device, total station system, limit the lumps of wood and hoist engine, fixed pulley group is uniformly arranged on the track cable in cat road, hoist engine is set on left anchorage, on a left side, chain block is respectively set in right anchor room, the Datum Strand enters saddle after sequentially passing through fixed pulley group by the traction of hoist engine, the middle section of the Datum Strand is fixed on main cable saddle with the limit lumps of wood, a left side for the Datum Strand, right end section correspondence is anchored at a left side, in right anchor room, a left side for the Datum Strand, right part is connected with chain block, observation point is set on Datum Strand, observation point is checked using total station , it is segmented and adjusts one by one, it is ensured that the precision of Datum Strand Erection is saved human and material resources and financial resources, improved work efficiency.
Description
Technical field
The invention belongs to the erections of bridge construction, regulating device, are specifically related to a kind of asymmetric self-anchored type suspension cable of only tower
The erection and regulating device of bridge main push-towing rope.
Background technique
In the work progress of suspension bridge, the erection construction of main push-towing rope is one of important process, and main push-towing rope Datum Strand
Setting up is the key that main cable erection again, and every plain stock has number, and first strand in cable is its Datum Strand, because other
The position of general strand set up one by one as according to the relative position of Datum Strand, so must be strictly controlled hanging down for Datum Strand
Straight degree and position precision, and asymmetric self-anchored suspension bridge enters saddle (main cable saddle) in Datum Strand because main end bay stress is asymmetric
Afterwards, it needs to carry out (also known as linear) adjustment of line style to main end bay Datum Strand respectively, but in construction, there is Datum Strand line style tune
Disadvantage not in place is saved, the precision of Datum Strand Erection is affected.
Summary of the invention
The object of the present invention is to provide the erection and regulating device of a kind of asymmetric finished main cable shape of self-anchored suspension Datum Strand,
It is not only structurally reasonable, it is easy to operate, it is safe and reliable, and construction efficiency and quality can be improved, save construction cost.
The object of the present invention is achieved like this: a kind of erection of asymmetric finished main cable shape of self-anchored suspension Datum Strand and
Regulating device (referred to as erection and regulating device), king-tower, main cable saddle, bridge floor, left anchorage including suspension bridge, left anchor room, right anchor
Heavy stone used as an anchor, the right road Mao Shihemao, wherein the cat road is overhead working sidewalk, which includes track cable, mesh sheet again
And handrail, the king-tower are located at the middle part of bridge floor, the main cable saddle is located at the top of king-tower, it is described with left anchor case,
The left anchorage of left anchor room is located at the left part of bridge floor, and the right anchorage with right anchor case, right anchor room is located at the right end of bridge floor
Portion, the track cable are erected at the top of king-tower, and the left end section of the track cable is fixed on left anchorage, the load-bearing
The right end section of rope is fixed on right anchorage, mesh sheet and installation handrail is laid on the track cable, it is characterized in that: this is asymmetric
The erection of finished main cable shape of self-anchored suspension Datum Strand and regulating device further include Datum Strand, fixed pulley group, chain block, temperature
Patch, temperature measuring device, total station system, the limit lumps of wood and hoist engine, on the track cable in the cat road along its length
It is uniformly arranged fixed pulley group, hoist engine is set on the left anchorage, in the left anchor room on the left anchorage and on the right side
Chain block is respectively set in right anchor room on anchorage, the Datum Strand determines cunning through sequentially passing through by the traction of hoist engine
Enter after wheel group saddle (i.e. main cable saddle), the middle section of the Datum Strand is fixed on main cable saddle with the limit lumps of wood, the benchmark
Strand left end section pass through left anchor case in scattered cable saddle, dissipate noose after be anchored in left anchor room, the left end of the Datum Strand
Portion is connected with the chain block in left anchor room, and the right end section of the Datum Strand passes through scattered cable saddle, scattered rope in right anchor case
It is anchored at after set in right anchor room, the right part of the Datum Strand is connected with the chain block in right anchor room, described
Observation point is positioned apart from left section of Datum Strand, and uniformly along its length to be above located at length in left section of the Datum Strand
Three observation points are arranged altogether on 1/2,1/4 position in degree direction to be preferred, along length side on right section of the Datum Strand
To being uniformly positioned apart from observation point, and in right section of upper 1/2,1/4 position positioned at length direction of the Datum Strand
It sets three observation points of setting altogether to be preferred, temperature patch is installed on the Datum Strand, temperature is set on the bridge floor
Tester is spent, the temperature measuring device is connected with conducting wire with temperature patch, and the total station system (two sets) is mounted on
The side of bridge.
When using this erection and regulating device, first have to determine Datum Strand sky by FEM calculation and analogue simulation
Temperature patch first (is tightly attached to base with the temperature of temperature measuring device test benchmark strand before adjusting every time by the line style under cable state
On quasi- strand), guarantee Datum Strand in temperature constant state, be generally selected in the progress of constant temperature period at night, two sets of total station systems are mutual
Each observation point on Datum Strand is checked, according to total station observation as a result, with anchor head position in chain block adjustment anchor room
The exposed amount of Datum Strand, one by one sectional-regulated master, end bay Datum Strand verticality and line style, until meet design requirement,
It ensures the erection precision of Datum Strand, saves manpower, improve work efficiency, ensure that the erection of other general strands, be
The erection of subsequent main push-towing rope, the positioning for completing empty cable stress and cord clip, which are constructed, provides guarantee, in the essence for guaranteeing main cable erection
Degree aspect has biggish superiority.
The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand proposed by the invention, not only structure
Rationally, easy to operate, it is safe and reliable, and construction efficiency and quality are improved, save construction cost.
Presently in connection with drawings and examples to asymmetric finished main cable shape of self-anchored suspension Datum Strand proposed by the invention
It sets up and regulating device is described further.
Detailed description of the invention
Fig. 1 is the erection of asymmetric finished main cable shape of self-anchored suspension Datum Strand proposed by the invention and the master of regulating device
Depending on schematic diagram.
In Fig. 1:
1, fixed pulley group 2, chain block 3, temperature patch 4, temperature measuring device 5, total station system 6, the limit lumps of wood
7, hoist engine 8, king-tower 9, main cable saddle 10, bridge floor 11, left anchorage 12, left anchor room 13, right anchorage 14, right anchor room 15,
Cat road 16, Datum Strand
Specific embodiment
As can be seen from Figure 1: a kind of erection and regulating device (letter of asymmetric finished main cable shape of self-anchored suspension Datum Strand
Claim erection and regulating device), king-tower 8, main cable saddle 9, bridge floor 10 including suspension bridge, left anchorage 11, left anchor room 12, right anchorage
13, the road right anchor Shi14He Mao 15, wherein the cat road 15 is overhead working sidewalk, which includes load-bearing again
Rope, mesh sheet and handrail, the king-tower 8 are located at the middle part of bridge floor 10, and the main cable saddle 9 is located at the top of king-tower 8, described
Left anchorage 11 with left anchor case, left anchor room 12 is located at the left part of bridge floor 10, the right side with right anchor case, right anchor room 14
Anchorage 13 is located at the right part of bridge floor 10, and the track cable is erected at the top of king-tower 8, the left end Duan Gu of the track cable
It is scheduled on left anchorage 11, the right end section of the track cable is fixed on right anchorage 13, is laid with mesh sheet on the track cable
With installation handrail, it is characterized in that: the erection of the asymmetric finished main cable shape of self-anchored suspension Datum Strand and regulating device further include base
Quasi- strand 16, fixed pulley group 1, chain block 2, temperature patch 3, temperature measuring device 4, total station system 5, the limit lumps of wood 6 and volume
Machine 7 is raised, is uniformly arranged fixed pulley group 1 along its length on the track cable in the cat road 15, on the left anchorage 11
Hoist engine 7 is set, is respectively set in the left anchor room 12 on the left anchorage 11 and right anchor room 14 on right anchorage 13
Chain block 2, the Datum Strand 16 enter saddle (i.e. main cable saddle after being sequentially passed through fixed pulley group 1 by the traction of hoist engine 7
9), the middle section limit lumps of wood 6 of the Datum Strand 16 is fixed on main cable saddle 9, the left end section of the Datum Strand 16
It is anchored in left anchor room 12 after scattered cable saddle, scattered noose in left anchor case, the left part of the Datum Strand 16 and left anchor
Chain block 2 in room 12 is connected, after the right end section of the Datum Strand 16 passes through scattered cable saddle in right anchor case, dissipates noose
It is anchored in right anchor room 14, the right part of the Datum Strand 16 is connected with the chain block 2 in right anchor room 14, described
Left section of Datum Strand 16 on be uniformly positioned apart from observation point along its length, and on left section of the Datum Strand 16
Three observation points are arranged altogether on the 1/2 of length direction, 1/4 position to be preferred, on right section of the Datum Strand 16
It is positioned apart from observation point, and uniformly along its length to be above located at the 1/ of length direction in right section of the Datum Strand 16
2, three observation points are arranged on 1/4 position altogether to be preferred, temperature patch 3 are installed on the Datum Strand 16, described
Temperature measuring device 4 is set on bridge floor 10, and the temperature measuring device 4 is connected with conducting wire with temperature patch 3, the total station
System 5 (two sets) is mounted on the side of bridge.
When using this erection and regulating device, first have to determine Datum Strand sky by FEM calculation and analogue simulation
Temperature patch 3 first (is close to the temperature of 4 test benchmark strand 16 of temperature measuring device by the line style under cable state before adjusting every time
On Datum Strand 16), guarantee Datum Strand 16 in temperature constant state, is generally selected in the progress of constant temperature period at night, two sets of total station systems
System 5 mutually checks each observation point on Datum Strand, according to the observation of total station 5 as a result, adjusting anchor in anchor room with chain block 2
The exposed amount of the Datum Strand 16 of head position, one by one sectional-regulated master, end bay Datum Strand 16 verticality and line style, until full
Sufficient design requirement, it is ensured that the erection precision of Datum Strand 16 is saved manpower, improved work efficiency, and ensure that other general
The erection of strand, the positioning construction for the empty cable stress of erection, completion and cord clip of subsequent main push-towing rope provide guarantee, are guaranteeing
The precision aspect of main cable erection has biggish superiority.
Claims (3)
1. a kind of erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand, king-tower (8) including suspension bridge,
Main cable saddle (9), bridge floor (10), left anchorage (11), left anchor room (12), right anchorage (13), right anchor room (14) and cat road (15), wherein
The cat road (15) is overhead working sidewalk, which includes track cable, mesh sheet and handrail again, described
King-tower (8) is located at the middle part of bridge floor (10), and the main cable saddle (9) is located at the top of king-tower (8), it is described with left anchor case,
The left anchorage (11) of left anchor room (12) is located at the left part of bridge floor (10), the right anchor with right anchor case, right anchor room (14)
Heavy stone used as an anchor (13) is located at the right part of bridge floor (10), and the track cable is erected at the top of king-tower (8), the left end of the track cable
Section is fixed on left anchorage (11), and the right end section of the track cable is fixed on right anchorage (13), on the track cable
It is laid with mesh sheet and installation handrail, it is characterized in that: the erection and regulating device of the asymmetric finished main cable shape of self-anchored suspension Datum Strand
It further include Datum Strand (16), fixed pulley group (1), chain block (2), temperature patch (3), temperature measuring device (4), total station system
It unites (5), limit the lumps of wood (6) and hoist engine (7), be uniformly arranged along its length on the track cable in the cat road (15) and determine cunning
Hoist engine (7) are arranged on the left anchorage (11) in wheel group (1), in the left anchor room (12) on the left anchorage (11)
It is respectively set chain block (2) in the right anchor room (14) on right anchorage (13), the Datum Strand (16) passes through elevator
The traction of machine (7) enters saddle i.e. main cable saddle (9) after sequentially passing through fixed pulley group (1), the middle section limit of the Datum Strand (16)
The position lumps of wood (6) is fixed on main cable saddle (9), and the left end of the Datum Strand (16) section passes through scattered cable saddle in left anchor case, dissipates
It is anchored at after noose in left anchor room (12), the chain block in the left part of the Datum Strand (16) and left anchor room (12)
(2) be connected, the right end section of the Datum Strand (16) passes through scattered cable saddle in right anchor case, dissipate noose after be anchored at right anchor room
(14) in, the right part of the Datum Strand (16) is connected with the chain block (2) in right anchor room (14), in the base
It is uniformly positioned apart from observation point along its length on left section of quasi- strand (16), on right section of the Datum Strand (16)
It is uniformly positioned apart from observation point along its length, temperature patch (3) are installed on the Datum Strand (16), described
Temperature measuring device (4) are set on bridge floor (10), the temperature measuring device (4) is connected with conducting wire with temperature patch (3), described
Two sets of total station systems (5) be mounted on the side of bridge.
2. the erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand according to claim 1, special
Sign is that three observation points are arranged altogether on left section of upper 1/2,1/4 position positioned at length direction of the Datum Strand (16).
3. the erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand according to claim 1, special
Sign is that three observations are arranged altogether on right section of upper 1/2,1/4 position positioned at length direction of the Datum Strand (16)
Point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278525.4A CN109958060A (en) | 2019-04-09 | 2019-04-09 | The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910278525.4A CN109958060A (en) | 2019-04-09 | 2019-04-09 | The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand |
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| CN109958060A true CN109958060A (en) | 2019-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910278525.4A Pending CN109958060A (en) | 2019-04-09 | 2019-04-09 | The erection and regulating device of asymmetric finished main cable shape of self-anchored suspension Datum Strand |
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| CN (1) | CN109958060A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110258292A (en) * | 2019-07-17 | 2019-09-20 | 中国电建集团成都勘测设计研究院有限公司 | The continuous cable way bridge of unequal span |
| CN110565523A (en) * | 2019-09-17 | 2019-12-13 | 广东迈诺工业技术有限公司 | Suspension bridge main push-towing rope preforming strand manufacturing and saddle entering system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258292A (en) * | 2019-07-17 | 2019-09-20 | 中国电建集团成都勘测设计研究院有限公司 | The continuous cable way bridge of unequal span |
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| CN110565523A (en) * | 2019-09-17 | 2019-12-13 | 广东迈诺工业技术有限公司 | Suspension bridge main push-towing rope preforming strand manufacturing and saddle entering system |
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Application publication date: 20190702 |