CN103924518A - Track beam setting up device and method - Google Patents
Track beam setting up device and method Download PDFInfo
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- CN103924518A CN103924518A CN201410133370.2A CN201410133370A CN103924518A CN 103924518 A CN103924518 A CN 103924518A CN 201410133370 A CN201410133370 A CN 201410133370A CN 103924518 A CN103924518 A CN 103924518A
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- upper frame
- rail beam
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- stringer
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Abstract
The invention discloses a track beam setting up device and method, and belongs to the technical field of elevated and bridge construction, in order to solve the problem of poor positioning accuracy of track beam lifting. The device comprises a first upper frame and a second upper frame, wherein the first upper frame is arranged at the end of a track beam already mounted in place, and the second upper frame is arranged at the end of a to-be-mounted track beam and is butted against the first upper frame. The second upper frame drives the to-be-mounted track beam to move towards the direction away from the first upper frame under pushing of a hydraulic jack of the first upper frame. The method includes: lifting the to-be-mounted track beam to a place through a large-sized crane, controlling the spacing between the to-be-mounted track beam and the track beam already mounted in place to be 30mm</=d<50mm, then mounting the first upper frame, the second upper frame and the hydraulic jack, when a lifting hook is not loosened completely, starting the hydraulic jack to push the second upper frame to drive the to-be-mounted track beam to move, measuring d manually, and stopping the hydraulic jack when d=50mm. The device is high in mounting and positioning accuracy, convenient to operate, simple in structure and low in production cost.
Description
Technical field
The invention belongs to overhead, technical field of bridge construction, relate in particular to a kind of stringer and method thereof of rail beam.
Background technology
Rail beam is concrete structure, and the own wt of rail beam reaches 200 tons conventionally.In the time of attachment rail beam, need to adopt large-scale hoisting machinery, this rail beam is lifted on the bearing of capital.According to installation specification, the gap width in horizontal direction between adjacent two rail beams is 50mm.In order to make rail beam lifting registration, the method for employing is conventionally, before lifting rail beam to be installed, and the end face with a plank pad at the rail beam being in place, this plank thickness is 50mm.After rail beam hoisted in position to be installed, this rail beam to be installed is slowly put on bearing with loop wheel machine, and the end face of this rail beam to be installed is close to this plank, and then plank is taken away, make the rail beam of new lifting and the rail beam being in place form the gap of regulation.Adopt such lifting mode simple to operate, but dangerous, after the rail beam of new lifting lift, exist described plank press too tightly and cannot release, or described plank pressure get Tai Song and cause the problem of the excesssive gap between two adjacent rail beams.And adopt such lifting mode, also may be because shock makes the rail beam changing position being in place.Therefore, how to provide a kind of stringer and method thereof of rail beam, improving rail beam lifting positioning precision is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide a kind of stringer and method thereof of rail beam, to solve the poor problem of prior art lifting rail beam positioning precision.
To achieve these goals, technical scheme of the present invention is: a kind of stringer of rail beam and method thereof, comprising: the first upper frame that is arranged at the end of the rail beam that is in place; Be arranged at the second upper frame of the end of rail beam to be installed, and described the second upper frame and described the first upper frame offset; Described the second upper frame to moving away from the direction of described the first upper frame, makes described rail beam to be installed to moving away from the described direction that has been in place rail beam under the promotion of the hydraulic jack of described the first upper frame.
Further, described the first upper frame comprises the first base plate, is vertically arranged at respectively reaction plate and the first hook plate at described the first base plate two ends, described hydraulic jack is fixed on described reaction plate, the end of the rail beam that has been in place described in the described first connecting portion that hooks plate and described the first base plate is connected to.
Further, described the first upper frame also comprises the axis symmetrically arranged fixation kit of two covers along described stringer, described fixation kit comprises a screw rod, pressing plate one and pressing plate two, described pressing plate one is positioned at the top of described the first base plate, be in place described in described pressing plate two the is positioned at bottom of rail beam, described pressing plate one, pressing plate two connect by described screw rod bolt.
Further, described fixation kit also comprises a support bar, and one end of described support bar is fixedly connected with described the first base plate, and the other end of described support bar is fixedly connected with described pressing plate one.
Further, described the first upper frame also comprises two gussets, described gusset hooks plate with described the first base plate, described first respectively and is fixedly connected with described reaction plate, and two described gussets are symmetricly set in the outside of described hydraulic jack along the axis of described stringer.
Further, described the second upper frame comprises the second base plate, is vertically arranged at the second hook plate of described second base plate one end, and the described second connecting portion that hooks plate and described the second base plate is connected to the end of described rail beam to be installed.
Further, after described the first upper frame and described the second upper frame offset, described second hooks plate hooks between plate at two described first.
Further, described the second upper frame also comprises two gussets, and described gusset hooks plate with described the second base plate and described second respectively and is fixedly connected with, and two described gussets are symmetrical arranged along the axis of described the second upper frame.
Further, described the second upper frame also comprises two gusset plates, and described gusset plate is fixedly connected with described the second base plate with described gusset respectively.
Utilize the stringer of rail beam to set up a method for rail beam, comprise the steps:
Step 1: adopt large-scale loop wheel machine that described rail beam to be installed is hung on the bearing of capital, make itself and the described horizontal range d being in place between rail beam be controlled at 30mm≤d < 50mm;
Step 2: described the first upper frame and described the second upper frame are respectively installed to the end of the rail beam that is in place and the end of rail beam to be installed, and hydraulic jack is fixedly mounted on the first upper frame;
Step 3: in the time that the suspension hook of described large-scale loop wheel machine loosens not yet completely, start hydraulic jack and promote described the second upper frame to moving away from the direction of described the first upper frame, make described rail beam to be installed to moving away from the described direction that has been in place rail beam, manual measurement d, until when d=50mm, close hydraulic jack.
Compared with prior art, tool has the following advantages and beneficial effect in the present invention:
1, the stringer of rail beam of the present invention, comprises the first upper frame of the end that is arranged at the rail beam that is in place, and also has the second upper frame of the end that is arranged at rail beam to be installed offseting with the first upper frame, on the first upper frame, hydraulic jack is installed.When rail beam lifting to be installed, and the horizontal range d in horizontal direction between the adjacent rail beam being in place remains on 30mm≤d < 50mm, then in the time that the suspension hook of rail beam to be installed loosens not yet completely, the second upper frame under the promotion of the hydraulic jack of the first upper frame to moving away from the direction of the first upper frame, make rail beam to be installed to moving away from the direction of the rail beam that is in place, thereby expand the level interval d between the two to 50mm, to meet installation specification.The stringer of rail beam of the present invention, installation adjustment precision is high, and its installation accuracy can reach 1mm, easy to operate, simple in structure, and single-piece weight is 30kg, and cost of manufacture is low.
2, the stringer of rail beam of the present invention, the first upper frame also comprises the axis symmetrically arranged fixation kit of two covers along stringer, fixation kit comprises a screw rod, be positioned at the pressing plate one of the first base plate top and be positioned at the pressing plate two of the rail beam bottom that is in place, and pressing plate one, pressing plate two connect by screw rod bolt.By fixation kit is set, can overcomes the moment of flexure producing in the hydraulic jack course of work on the first upper frame, thereby prevent that the first upper frame from producing upset.
Brief description of the drawings
The stringer of rail beam of the present invention and method thereof are provided by following embodiment and accompanying drawing.
Fig. 1 is the structural representation of the stringer of the rail beam of one embodiment of the invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the structural representation of first upper frame of one embodiment of the invention;
Fig. 4 is the structural representation of second upper frame of one embodiment of the invention.
Detailed description of the invention
Stringer and method thereof below in conjunction with the drawings and specific embodiments to rail beam of the present invention are described in further detail.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention lucidly.
In conjunction with Fig. 1 and Fig. 2, a kind of stringer of rail beam, comprising: the first upper frame 10 that is arranged at the end of the rail beam 1 that is in place; Be arranged at the second upper frame 20 of the end of rail beam 2 to be installed, and the second upper frame 20 and the first upper frame 10 offset.The second upper frame 20 under the promotion of the hydraulic jack 3 of the first upper frame 10 to moving away from the direction of the first upper frame 10, thereby drive rail beam 2 to be installed to moving away from the direction of the rail beam 1 that is in place.According to rail beam installation specification, the level interval d between two rail beams that offset on same straight line is 50mm.In the time that the position of adjusting rail beam 2 to be installed is installed, adopt manual measurement itself and the level interval d that has been in place between rail beam 1, and control the open and close of hydraulic jack 3, until rail beam to be installed 2 is 50mm with the level interval d of the rail beam 1 that has been in place in good time.Especially, the stringer of the rail beam of the present embodiment, it is high that precision is adjusted in installation, and it adjusts precision can reach 1mm.
Specifically, continue referring to figs. 2 and 3, the first upper frame 10 comprises the first base plate 11, is vertically arranged at respectively reaction plate 12 and the first hook plate 13 at the first base plate 11 two ends, hydraulic jack 3 is fixed on reaction plate 12, and the first connecting portion that hooks plate 13 and the first base plate 11 is connected to the end of the rail beam 1 that is in place.By the first hook plate 13 is set, overcomes the deboost of horizontal direction in hydraulic jack 3 courses of work, thereby made the first upper frame 10 reach stress balance.
Further, the first hook plate 13 that is connected in the first base plate 11 ends is two, and two first hook plates 13 are symmetricly set in the both sides of hydraulic jack 3 along the axis of stringer.Can prevent like this hydraulic jack 3 normal work time, its rigid top is lifted part one end and is tumbled, thereby ensures the stress balance of the first upper frame 10.
Specifically, because there is certain distance at hydraulic jack 3 centers to the beam face of the rail beam 1 that is in place, in the time that hydraulic jack 3 is worked the application of force, will on the first upper frame 10, produce moment of flexure, thereby likely cause the first upper frame 10 to produce upset.Therefore,, in order to prevent that the first upper frame 10 from toppling, can also be symmetrical arranged two cover fixation kits along the axis of stringer.This fixation kit comprises screw rod 4, pressing plate 1 and pressing plate 2 52.Pressing plate 1 is positioned at the top of the first base plate 11, and pressing plate 2 52 is positioned at the bottom of the rail beam 1 that is in place, and pressing plate 1, pressing plate 2 52 connect by screw rod 4 bolts.By adding fixation kit, screw rod 4 is pushed down the first upper frame 10 from vertical direction tightly by pressing plate 1, pressing plate 2 52 with the rail beam 1 that is in place, the moment of flexure producing can overcome hydraulic jack 3 and work time, thus make the first upper frame 10 reach stress balance.
Certainly, in order further to strengthen the fixed effect of fixation kit, fixation kit also comprises a support bar 14, and one end of support bar 14 is fixedly connected with the first base plate 11, and the other end of support bar 14 is fixedly connected with pressing plate 1.
Especially, the reaction plate 12 and first that is vertically arranged at the first base plate 11 two ends in order to fix better hooks plate 13, on the first upper frame 10, be also provided with two gussets 15, gusset 15 hooks plate 13 with the first base plate 11, first respectively and reaction plate 12 is fixedly connected with, and two gussets 15 are symmetricly set in the outside of hydraulic jack 3 along the axis of stringer.
Further, continue with reference to figure 1, Fig. 2 and Fig. 4, the second upper frame 20 concrete structures of stringer are such: comprise the second base plate 21, be vertically arranged at second of second base plate 21 one end and hook connecting portion that plate 22, the second hooks plates 22 and the second base plate 21 and be connected to the end of rail beam 2 to be installed.Especially, after the first upper frame 10 and the second upper frame 20 offset, second hooks plate 22 hooks between plate 13 at two first.When rail beam 2 to be installed lifts, in the time that the suspension hook of its lifting loosens not yet completely, start the hydraulic jack 3 being arranged on the first upper frame 10, promote second and hook plate 22, make second upper frame 20 of end of rail beam 2 to be installed to moving away from the direction of the first upper frame 10, thereby drive rail beam 2 to be installed to moving away from the direction of the rail beam 1 that is in place, ensure that rail beam 2 to be installed and the level interval d of the rail beam 1 that is in place are 50mm.
Certainly, in order to make hydraulic jack 3 promote the second upper frame 20 when moving away from the direction of the first upper frame 10, the second intensity that hooks plate 22 meets the requirements, the second upper frame 20 also comprises two gussets 23, gusset 23 hooks plate 22 with the second base plate 21 and second respectively and is fixedly connected with, and two gussets 23 are symmetrical arranged along the axis of the second upper frame 20.The second upper frame 20 also comprises two gusset plates 24.Gusset plate 24 is fixedly connected with the second base plate 21 with gusset 23 respectively.By adding gusset plate 24, further improve the bulk strength of the second upper frame 20, met the second upper frame 20 under the impetus of hydraulic jack 3 to moving away from the direction of the first upper frame 10, thereby realized rail beam 2 to be installed to the requirement of moving away from the direction of the rail beam 1 that is in place.
Continue below to describe the method for utilizing the stringer of rail beam to set up rail beam of the present invention in detail with reference to figure 1 and Fig. 2.
Utilize the stringer of rail beam to set up a method for rail beam, comprise the steps:
Step 1: adopt large-scale loop wheel machine that rail beam 2 to be installed is hung on the bearing of capital, and make the horizontal range d being in place between rail beam 1 adjacent in itself and horizontal direction be controlled at 30mm≤d < 50mm.
Step 2: the first upper frame 10 and the second upper frame 20 are respectively installed to the end of the rail beam 1 that is in place and the end of rail beam to be installed 2, and hydraulic jack 3 is fixedly mounted on the first upper frame 10.
Step 3: in the time that the suspension hook of large-scale loop wheel machine loosens not yet completely, start hydraulic jack 3 and promote the second upper frame 20 to moving away from the direction of the first upper frame 10, make rail beam 2 to be installed to moving away from the direction of the rail beam 1 that is in place, manual measurement d, until when d=50mm, close hydraulic jack 3.
Because the suspension hook of the large-scale loop wheel machine that lifts rail beam 2 to be installed loosens not yet completely, now the frictional force between rail beam 2 to be installed and bearing is less, its position is adjusted required firmly also less.Especially, the adjustment precision of hydraulic jack can reach 1mm, thereby adjustment precision when rail beam to be installed 2 is installed also can reach 1mm.Therefore, the method for utilizing the stringer of rail beam to set up rail beam of the present invention, simple to operate, improve the installation accuracy of rail beam to be installed.
In sum, the stringer of the rail beam that the present embodiment provides, comprise the first upper frame of the end that is arranged at the rail beam that is in place, also have the second upper frame of the end that is arranged at rail beam to be installed offseting with the first upper frame, on the first upper frame, hydraulic jack is installed.When rail beam lifting to be installed, and the horizontal range d in horizontal direction between the adjacent rail beam being in place remains on 30mm≤d < 50mm, then in the time that the suspension hook of rail beam to be installed loosens not yet completely, the second upper frame under the promotion of the hydraulic jack of the first upper frame to moving away from the direction of the first upper frame, make rail beam to be installed to moving away from the direction of the rail beam that is in place, thereby expand the level interval d between the two to 50mm, to meet installation specification.In addition, the stringer of rail beam of the present invention, simple in structure, single-piece weight is 30kg, cost of manufacture is low.The first upper frame is provided with vertical the first hook plate and second and hooks plate, and the first connecting portion that hooks plate and the first base plate is connected to the end of the rail beam that is in place, and has overcome the reaction force of the second hook plate in the hydraulic jack course of work, thereby has reached stress balance.And the method for utilizing the stringer of rail beam to set up rail beam of the present invention, easy to operate, it is high that precision is adjusted in installation, and it adjusts precision can reach 1mm, has solved the poor problem of prior art lifting rail beam positioning precision.
Foregoing description is only the description to preferred embodiment of the present invention, not any restriction to the scope of the invention.Any change, modification that those skilled in the art does according to above-mentioned disclosure, all belong to the protection domain of claim.
Claims (10)
1. a stringer for rail beam, is characterized in that, comprising:
Be arranged at the first upper frame of the end of the rail beam that is in place;
Be arranged at the second upper frame of the end of rail beam to be installed, and described the second upper frame and described the first upper frame offset;
Described the second upper frame to moving away from the direction of described the first upper frame, makes described rail beam to be installed to moving away from the described direction that has been in place rail beam under the promotion of the hydraulic jack of described the first upper frame.
2. the stringer of rail beam as claimed in claim 1, it is characterized in that, described the first upper frame comprises the first base plate, is vertically arranged at respectively reaction plate and the first hook plate at described the first base plate two ends, described hydraulic jack is fixed on described reaction plate, the end of the rail beam that has been in place described in the described first connecting portion that hooks plate and described the first base plate is connected to.
3. the stringer of rail beam as claimed in claim 2, it is characterized in that, described the first upper frame also comprises the axis symmetrically arranged fixation kit of two covers along described stringer, described fixation kit comprises a screw rod, pressing plate one and pressing plate two, described pressing plate one is positioned at the top of described the first base plate, be in place described in described pressing plate two the is positioned at bottom of rail beam, described pressing plate one, pressing plate two connect by described screw rod bolt.
4. the stringer of rail beam as claimed in claim 3, is characterized in that, described fixation kit also comprises a support bar, and one end of described support bar is fixedly connected with described the first base plate, and the other end of described support bar is fixedly connected with described pressing plate one.
5. the stringer of the rail beam as described in claim 1 to 4 any one, it is characterized in that, described the first upper frame also comprises two gussets, described gusset hooks plate with described the first base plate, described first respectively and is fixedly connected with described reaction plate, and two described gussets are symmetricly set in the outside of described hydraulic jack along the axis of described stringer.
6. the stringer of the rail beam as described in claim 1 to 4 any one, it is characterized in that, described the second upper frame comprises the second base plate, is vertically arranged at the second hook plate of described second base plate one end, and the described second connecting portion that hooks plate and described the second base plate is connected to the end of described rail beam to be installed.
7. the stringer of rail beam as claimed in claim 6, is characterized in that, after described the first upper frame and described the second upper frame offset, described second hooks plate hooks between plate at two described first.
8. the stringer of rail beam as claimed in claim 7, it is characterized in that, described the second upper frame also comprises two gussets, and described gusset hooks plate with described the second base plate and described second respectively and is fixedly connected with, and two described gussets are symmetrical arranged along the axis of described the second upper frame.
9. the stringer of rail beam as claimed in claim 8, is characterized in that, described the second upper frame also comprises two gusset plates, and described gusset plate is fixedly connected with described the second base plate with described gusset respectively.
10. a method of utilizing the stringer of the rail beam described in claim 1 to 9 any one to set up rail beam, is characterized in that, comprises the steps:
Step 1: adopt large-scale loop wheel machine that described rail beam to be installed is hung on the bearing of capital, make its with
The described horizontal range d being in place between rail beam is controlled at 30mm≤d < 50mm;
Step 2: described the first upper frame and described the second upper frame are respectively installed to the end of the rail beam that is in place and the end of rail beam to be installed, and hydraulic jack is fixedly mounted on the first upper frame;
Step 3: in the time that the suspension hook of described large-scale loop wheel machine loosens not yet completely, start hydraulic jack and promote described the second upper frame to moving away from the direction of described the first upper frame, make described rail beam to be installed to moving away from the described direction that has been in place rail beam, manual measurement d, until when d=50mm, close hydraulic jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133370.2A CN103924518B (en) | 2014-04-03 | 2014-04-03 | A kind of stringer of rail beam and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410133370.2A CN103924518B (en) | 2014-04-03 | 2014-04-03 | A kind of stringer of rail beam and method thereof |
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| Publication Number | Publication Date |
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| CN103924518A true CN103924518A (en) | 2014-07-16 |
| CN103924518B CN103924518B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410133370.2A Active CN103924518B (en) | 2014-04-03 | 2014-04-03 | A kind of stringer of rail beam and method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108374296A (en) * | 2018-02-27 | 2018-08-07 | 中建五局土木工程有限公司 | The construction method of straddle type monorail rail tracks installation |
| CN111824799A (en) * | 2020-07-16 | 2020-10-27 | 中国核工业第二二建设有限公司 | Heavy equipment unloading device and unloading method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108374296A (en) * | 2018-02-27 | 2018-08-07 | 中建五局土木工程有限公司 | The construction method of straddle type monorail rail tracks installation |
| CN108374296B (en) * | 2018-02-27 | 2019-05-03 | 中建五局土木工程有限公司 | The construction method of straddle type monorail rail tracks installation |
| CN111824799A (en) * | 2020-07-16 | 2020-10-27 | 中国核工业第二二建设有限公司 | Heavy equipment unloading device and unloading method |
| CN111824799B (en) * | 2020-07-16 | 2022-04-08 | 中国核工业第二二建设有限公司 | Heavy equipment unloading device and unloading method |
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| CN103924518B (en) | 2016-01-13 |
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