CN100497835C - Method for replacing bridge support with on bridge lifting method and lifting device thereof - Google Patents
Method for replacing bridge support with on bridge lifting method and lifting device thereof Download PDFInfo
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- CN100497835C CN100497835C CNB2007100619149A CN200710061914A CN100497835C CN 100497835 C CN100497835 C CN 100497835C CN B2007100619149 A CNB2007100619149 A CN B2007100619149A CN 200710061914 A CN200710061914 A CN 200710061914A CN 100497835 C CN100497835 C CN 100497835C
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- bridge
- jack
- apical organ
- top plate
- lifting
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Abstract
The invention discloses a method to change bridge bearing with bridge lifting method and lifting device, which is characterized by the following: changing support top under bridge to lift on bridge; setting the lifting device as end top device and side top device; fixing the end top device on bridge panel or I-beam or T shape beam with hanger rod and horizontal pin; setting horizontal top board on one end of the end top device as forced element of jack; sitting the jack on the butting bridge panel with the lifted bridge panel; using the side top device on the outside of the bridge panel on two sides of plate type bridge; touching stitching plate of the side top device with the bottom of the bridge panel; setting the horizontal top plate of the side top device as the forced element of the jack; sitting the jack on coping. This invention can decrease maintaining cost and can save repairing time.
Description
Technical field
The present invention relates to a kind of method and lifting apparatus thereof of replacing bridge support with on bridge lifting method, belong to bridge maintenance method and maintenance of equipment technical field.
Background technology
Along with the bridge prolongation of service life, be subjected to the influence of vehicular load and environment, bridge pad is aging gradually, for guaranteeing the safety of bridge, needs bearing aging to bridge, that damage to change.At present, change the bridge pad employing and under bridge, make interim pier near the pier, again jack is placed on the interim pier, bridge jack-up certain altitude, again with bearing replacement.This method wastes time and energy, and fund input is higher, and there is potential safety hazard in construction, and running under high pier and the bridge has water, and this method construction is just difficult more.
Summary of the invention
It is simple in structure that technical problem to be solved by this invention provides a kind of lifting apparatus, and maintenance construction is the method and the lifting apparatus thereof of replacing bridge support with on bridge lifting method easily.
The technical solution adopted for the present invention to solve the technical problems:
One, the method for replacing bridge support with on bridge lifting method:
(1) at first abolishes deck paving;
(2) remove material in bridge deck or i beam or the T type beam-ends slit, make bridge deck between each hole of bridge or i beam or T type beam expose the gap;
(3) abolish the shockproof baffle plate of the bridge that influences the bridge lifting;
(4) lifting apparatus is installed on bridge deck or i beam or T type beam:
A, for board-like bridge:
At first, installation end apical organ above two adjacent bridge deck slit one ends, the end apical organ is the rectangular beam 9 that an end is provided with first horizontal top plate 23, the end apical organ is fixed on two adjacent bridge deck by suspension rod and horizontal pin;
Then, at an end of the lateral surface of the bridge deck that are positioned at both sides installation side apical organ respectively; The side apical organ is strengthened gusset 27,28,29 and is formed by second horizontal top plate 7, bottom plate 25, first riser the 26, the 3rd to the 5 3rd; Second horizontal top plate 7 and bottom plate 25 lay respectively on two sides of first riser 26; The side apical organ is positioned on the bent cap 2; The bottom plate 25 of side apical organ contacts with the bottom surface of bridge deck;
B, for beam bridge:
End above the girder of each i beam or T type beam 20 is installed above-mentioned end apical organ; The end apical organ is fixed on i beam or the T type beam 20 by " ㄩ " type suspension rod 19 and horizontal pin; Horizontal pin is a diplopore clamping plate type horizontal pin 21;
(5) with cushion block 8 the tail end pad of end apical organ is risen;
(6) lay jack;
A, for board-like bridge:
At first below first horizontal top plate 23 of each end apical organ, put a jack 6,6 on jack with the bridge deck 4 that connected by the bridge deck of jack-up on;
Then, put a jack 6 below second horizontal top plate 7 of each side apical organ, 6 on jack is on bent cap 2;
B, for beam bridge:
Below first horizontal top plate 23 of each end apical organ, put a jack 6,6 on jack with the i beam or T type beam 20 that are connected by the i beam of jack-up or T type beam on;
(7) open each jack simultaneously, make an end lifting of whole bridge beam, when being lifted to can take out bearing 3 time, each jack stops pressurization, rapidly bearing 3 is taken out, and lays new bearing, checks errorless after, the while slowly falls each jack;
(8) folding removes lifting apparatus, jack, cushion block; Fill boom hole and tamping with epoxy mortar or high grade pea gravel concreten;
(9) carry out deck paving.
Two, the lifting apparatus of replacing bridge support with on bridge lifting method:
(1) end apical organ:
To be end rectangular beam 9, the first horizontal top plate 23 that are provided with first horizontal top plate 23 strengthen gusset 13,22 by second riser 24 and first, second to the end apical organ is fixed on the end face of rectangular beam 9; The end apical organ is fixed on bridge deck 4 or i beam or the T type beam 20 by suspension rod and horizontal pin.
Described rectangular beam 9 is made up of two rectangle tubing, and two parallel rectangle tubing are fixed together by junction plate 15, and the gap between two parallel rectangle tubing is a suspension rod slotted eye 14.
(2) side apical organ:
The side apical organ is made up of to the strong gusset 27,28,29 of slender acanthopanax second horizontal top plate 7, bottom plate 25, first riser 26, the 3rd; Second horizontal top plate 7 and bottom plate 25 lay respectively on two sides of first riser 26, and both sides are provided with the 4th and strengthen gusset 28 above second horizontal top plate 7, be provided with the 3rd and strengthen gusset 27 below the same side of second horizontal top plate 7 and bottom plate 25.
The invention has the beneficial effects as follows owing to change following top of bridge, make maintenance construction easy, can solve when under high pier and the bridge water being arranged the difficult problem of exchanging bridge abutment for lifting on the bridge.Greatly reduce maintenance cost, saved maintenance time, its lifting apparatus is simple in structure simultaneously.
Description of drawings
Fig. 1 is the front view (the present invention is used to have the board-like bridge of suspension ring) of embodiment 1.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of the end apical organ of lifting apparatus of the present invention.
Fig. 4 is the structural representation of the side apical organ of lifting apparatus of the present invention.
Fig. 5 is the front view (the present invention is used to not have the board-like bridge of suspension ring) of embodiment 2.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 is the front view of the single hole clamping plate type horizontal pin of embodiment 2.
Fig. 8 is the vertical view of Fig. 7.
Fig. 9 is the left view of Fig. 7.
Figure 10 is B-B sectional view of Fig. 7.
Figure 11 is the suspension rod front view of embodiment 2.
Figure 12 is the front view (the present invention is used for beam bridge) of embodiment 3.
Figure 13 is the vertical view of Figure 12.
Figure 14 is the diplopore clamping plate type horizontal pin front view of embodiment 3.
Figure 15 is the vertical view of Figure 14.
Figure 16 is the left view of Figure 14.
Figure 17 is C-C sectional view of Figure 14.
Figure 18 is the front view of embodiment's 3 " ㄩ " type suspension rod.
In Fig. 1-18,1. bridge pier, 2. bent cap, 3. bearing, 4. bridge deck, 5. weighing machine, 6. jack, 7. second horizontal top plate, 8. cushion block, 9. rectangular beam, 10. suspension ring, 11. straight-bar pins, 12. board-like suspension rod with holes up and down, 13. first strengthen gusset, 14. suspension rod slotted eyes, 15. junction plate, 16. single hole clamping plate type horizontal pins, 17. nuts, 18. suspension rod, 19. " ㄩ " type suspension rod, 20. i beams or T type beam, 21. diplopore clamping plate type horizontal pin, 22. second strengthen gusset, 23. first horizontal top plate, 24. second riser, 25. bottom plate, 26. first risers, 27-29. the 3rd to the strong gusset of slender acanthopanax.
The specific embodiment
Embodiment 1 (the present invention is used to have the situation of the board-like bridge of suspension ring):
One, employed lifting apparatus:
(1) end apical organ (see figure 3):
To be end rectangular beam 9, the first horizontal top plate 23 that are provided with first horizontal top plate 23 strengthen gusset 13,22 by second riser 24 and first, second to the end apical organ is fixed on the end face of rectangular beam 9; The end apical organ is fixed on bridge deck 4 or i beam or the T type beam 20 by suspension rod and horizontal pin.
Described rectangular beam 9 is made up of two rectangle tubing, and two parallel rectangle tubing are fixed together by junction plate 15, and the gap between two parallel rectangle tubing is a suspension rod slotted eye 14.
(2) side apical organ (see figure 4):
The side apical organ is made up of to the strong gusset 27,28,29 of slender acanthopanax second horizontal top plate 7, bottom plate 25, first riser 26, the 3rd; Second horizontal top plate 7 and bottom plate 25 lay respectively on two sides of first riser 26, and both sides are provided with the 4th and strengthen gusset 28 above second horizontal top plate 7, be provided with the 3rd and strengthen gusset 27 below the same side of second horizontal top plate 7 and bottom plate 25.
Two, the replacing method of bridge pad:
(1) at first abolishes deck paving;
(2) remove material in bridge deck or i beam or the T type beam-ends slit, make bridge deck between each hole of bridge or i beam or T type beam expose the gap;
(3) abolish the shockproof baffle plate of the bridge that influences the bridge lifting;
(4) lifting apparatus (referring to Fig. 1,2) is installed:
A. installation end apical organ:
Board-like suspension rod 12 with holes is up and down placed between two suspension ring 10 of two adjacent bridge deck 4, insert straight-bar pin 11 simultaneously, board-like suspension ring 12 with holes up and down pass the suspension rod slotted eye 14 of rectangular beam (9), and the front end of rectangular beam 9 is alignd with the termination of the bridge deck 4 of being wanted jack-up, again straight-bar pin 11 is inserted in the hole of top of board-like suspension rod 12 with holes up and down.
B. installation side apical organ:
The side apical organ is placed on the bent cap 2, and its bottom plate 25 is contacted with the bottom surface of bridge deck 4.
(5) with cushion block 8 the tail end pad of end apical organ is risen;
(6) lay jack;
At first below first horizontal top plate 23 of each end apical organ, put a jack 6,6 on jack with the bridge deck 4 that connected by the bridge deck of jack-up on;
Then, put a jack 6 below second horizontal top plate 7 of each side apical organ, 6 on jack is on bent cap 2;
(7) open each jack simultaneously, make an end lifting of whole bridge beam, when being lifted to can take out bearing 3 time, each jack stops pressurization, rapidly bearing 3 is taken out, and lays new bearing, checks errorless after, the while slowly falls each jack;
(8) folding removes lifting apparatus, jack, cushion block; Fill boom hole and tamping with epoxy mortar or high grade pea gravel concreten;
(9) carry out deck paving.
In the present embodiment, can also place a weighing machine 5 below every jack, the output of weighing machine 5 connects the input of microprocessor.
In the present embodiment, can also adorn a height finder, the dial holder of height finder is contained in the bridge end that is not lifted, make dial gauge contact and the bridge end in contact that is lifted, the output of dial gauge is connected with the input of microprocessor.
Embodiment 2 (the present invention is used to not have the board-like bridge of suspension ring):
Seam crossing at two adjacent bridge panels, bore boom hole apart from bent cap 2 about 10cm places, the diameter in hole is greater than the external diameter of suspension rod 18, lay rectangular beam 9, make suspension rod slotted eye 14 aim at above-mentioned boom hole, (external diameter of the upper and lower end of suspension rod 18 is greater than the external diameter at middle part suspension rod 18, its upper/lower terminal has external screw thread) pass suspension rod slotted eye 14, pass boom hole again, be installed in the upper/lower terminal of suspension rod 18 then with single hole clamping plate type horizontal pin 16, and with nut 17 fastening (seeing Fig. 5,6).
Embodiment 3 (the present invention is used for the situation of beam type bridge-type):
Bore boom hole respectively at distance bent cap 2 about 10cm, 1cm place, girder both sides, the aperture is greater than the external diameter of " ㄩ " type suspension rod 19, is placed in rectangular beam 9 on the girder and makes the front end and the girder end part aligning of rectangular beam 9.(external diameter on two tops of " ㄩ " type suspension rod 19 is greater than the external diameter of its underpart with " ㄩ " type suspension rod 19, two top has external screw thread) the bottom-up girder that entangles, and pass in the boom hole and entangle rectangular beam 9, diplopore clamping plate type horizontal pin 21 is installed, and fastening with nut 17.
Claims (6)
1, the method for replacing bridge support with on bridge lifting method is characterized in that:
(1) at first abolishes deck paving;
(2) remove material in bridge deck or i beam or the T type beam-ends slit, make bridge deck between each hole of bridge or i beam or T type beam expose the gap;
(3) abolish the shockproof baffle plate of the bridge that influences the bridge lifting;
(4) lifting apparatus is installed on bridge deck or i beam or T type beam:
A, for board-like bridge:
At first, installation end apical organ above two adjacent bridge deck slit one ends, the end apical organ is the rectangular beam (9) that an end is provided with first horizontal top plate (23), the end apical organ is fixed on two adjacent bridge deck by suspension rod and horizontal pin;
Then, at an end of the lateral surface of the bridge deck that are positioned at both sides installation side apical organ respectively; The side apical organ is made up of to the strong gusset of slender acanthopanax (27,28,29) second horizontal top plate (7), bottom plate (25), first riser (26), the 3rd; Second horizontal top plate (7) and bottom plate (25) lay respectively on two sides of first riser (26); The side apical organ is positioned on the bent cap (2); The bottom plate of side apical organ (25) contacts with the bottom surface of bridge deck;
B, for beam bridge:
End above the girder of each i beam or T type beam (20) is installed above-mentioned end apical organ; The end apical organ is fixed on i beam or the T type beam (20) by " Qian " type suspension rod (19) and horizontal pin; Horizontal pin is a diplopore clamping plate type horizontal pin (21);
(5) with cushion block (8) the tail end pad of end apical organ is risen;
(6) lay jack;
A, for board-like bridge:
At first put a jack (6) in the below of first horizontal top plate (23) of each end apical organ, jack (6) seat with the bridge deck that connected by the bridge deck of jack-up (4) on;
Then, put a jack (6) in the below of second horizontal top plate (7) of each side apical organ, jack (6) seat is on bent cap (2);
B, for beam bridge:
A jack (6) is put in below in first horizontal top plate (23) of each end apical organ, jack (6) seat with the i beam or T type beam (20) that are connected by the i beam of jack-up or T type beam on;
(7) open each jack simultaneously, make an end lifting of whole bridge beam, when being lifted to can take out bearing (3) time, each jack stops pressurization, rapidly bearing (3) is taken out, and lays new bearing, checks errorless after, the while slowly falls each jack; .
(8) folding removes lifting apparatus, jack, cushion block; Fill boom hole and tamping with epoxy mortar or high grade pea gravel concreten;
(9) carry out deck paving.
2, the method for replacing bridge support with on bridge lifting method according to claim 1 is characterized in that placing a weighing machine (5) below every jack, the output of weighing machine (5) connects the input of microprocessor.
3, the method for replacing bridge support with on bridge lifting method according to claim 2, it is characterized in that the dial holder of height finder is contained in the bridge end that is not lifted, make dial gauge contact and the bridge end in contact that is lifted, the output of dial gauge is connected with the input of microprocessor..
4, according to the lifting apparatus of claims 3 described replacing bridge support with on bridge lifting method, it is characterized in that it includes the end apical organ, the end apical organ is the rectangular beam (9) that an end is provided with first horizontal top plate (23), and first horizontal top plate (23) is fixed on the end face of rectangular beam (9) by second riser (24) and first, second reinforcement gusset (13,22); The end apical organ is fixed on bridge deck (4) or i beam or the T type beam (20) by suspension rod and horizontal pin.
5, the lifting apparatus of replacing bridge support with on bridge lifting method according to claim 4, it is characterized in that described rectangular beam (9) is made up of two rectangle tubing, two parallel rectangle tubing are fixed together by junction plate (15), and the gap between two parallel rectangle tubing is suspension rod slotted eye (14).
6, according to the lifting apparatus of claim 4 or 5 described replacing bridge support with on bridge lifting method, it is characterized in that it also includes the side apical organ, the side apical organ is made up of to the strong gusset of slender acanthopanax (27,28,29) second horizontal top plate (7), bottom plate (25), first riser (26), the 3rd; Second horizontal top plate (7) and bottom plate (25) lay respectively on two sides of first riser (26), be provided with the 4th in the both sides, top of second horizontal top plate (7) and strengthen gusset (28), be provided with the 3rd reinforcement gusset (27) in the below of the same side of second horizontal top plate (7) and bottom plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100619149A CN100497835C (en) | 2007-05-24 | 2007-05-24 | Method for replacing bridge support with on bridge lifting method and lifting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100619149A CN100497835C (en) | 2007-05-24 | 2007-05-24 | Method for replacing bridge support with on bridge lifting method and lifting device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101096840A CN101096840A (en) | 2008-01-02 |
| CN100497835C true CN100497835C (en) | 2009-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100619149A Expired - Fee Related CN100497835C (en) | 2007-05-24 | 2007-05-24 | Method for replacing bridge support with on bridge lifting method and lifting device thereof |
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| CN (1) | CN100497835C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102146661B (en) * | 2010-02-08 | 2013-09-18 | 上海天演建筑物移位工程有限公司 | Traction limiting device used for jacking counter-slope of bridge |
| CN102733319B (en) * | 2011-04-02 | 2014-09-17 | 北京公科固桥技术有限公司 | Reconstruction pavement method of bridge deck |
| CN103868495A (en) * | 2012-12-17 | 2014-06-18 | 中国二冶集团有限公司 | Method for measuring levelness of upper hole of shell |
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| CN101096840A (en) | 2008-01-02 |
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Granted publication date: 20090610 Termination date: 20100524 |