CN212000662U - Through hole forward moving support device of bridge fabrication machine - Google Patents
Through hole forward moving support device of bridge fabrication machine Download PDFInfo
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- CN212000662U CN212000662U CN202020016343.8U CN202020016343U CN212000662U CN 212000662 U CN212000662 U CN 212000662U CN 202020016343 U CN202020016343 U CN 202020016343U CN 212000662 U CN212000662 U CN 212000662U
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- frame body
- bridge fabrication
- fabrication machine
- landing leg
- machine
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Abstract
The utility model relates to a bridge erects the field, provides a bridge fabrication machine via hole antedisplacement strutting arrangement. This bridging machine via hole antedisplacement strutting arrangement includes the landing leg, is equipped with a plurality of auxiliary stay equipment between landing leg and the bridging machine, and auxiliary stay equipment includes frame body and gyro wheel, and the longitudinal section of frame body is down trapezoidal form, and the landing leg supports in the bottom of frame body, and the gyro wheel stretches out the top of frame body for support the bridging machine. This application sets up the frame body on the landing leg, be equipped with the gyro wheel on the frame body, the bridge fabrication machine supports on the gyro wheel, during the via hole, the bridge fabrication machine removes at the top of gyro wheel, reduce drive arrangement's drive power and the friction between bridge fabrication machine and the landing leg, increase the life of drive arrangement and landing leg, bear the weight of bridge fabrication machine through the gyro wheel, the rethread frame body transmits it for the landing leg, increase the stability of landing leg structure, and the longitudinal section of frame body is the shape of falling the ladder, effectively share horizontal direction's power, increase the life of landing leg.
Description
Technical Field
The utility model relates to a bridge erects the field, concretely relates to bridge fabrication machine via hole antedisplacement strutting arrangement.
Background
In the construction of erecting double-track section beams of the railway in China, the section assembling bridge fabrication machine is the most commonly adopted mode. And the rear supporting leg of the bridge fabrication machine is lifted before the through hole is formed, and the rear supporting leg is moved to the position of the end section of the formed beam through the hoisting trolley. The middle supporting leg is lifted up and then moved to the position of the bridge pier base stone through another hoisting trolley. When the bridge fabrication machine passes through the hole, the middle supporting leg is supported on the bridge pier cushion stone, the rear supporting leg is supported on the end section of the formed beam, and meanwhile, the front supporting leg is lifted. The rail is laid to the girder segment that has become, and the back fulcrum dolly of bridging machine supports on the rail, is equipped with power device on the back fulcrum dolly, and the back fulcrum dolly that promotes through power device removes along the rail, and then makes bridging machine slide forward for well landing leg and back landing leg, accomplishes bridging machine's via hole, and the operation is convenient, and the via hole is efficient. However, the via method has the following defects:
(1) the contact part of the middle and rear support legs and the bridge fabrication machine needs to bear variable load, and the support of the bridge fabrication machine has enough strength and stability;
(2) the bridge fabrication machine moves forwards relative to the middle and rear supporting legs, and the bridge fabrication machine needs to overcome friction force to move forwards, so that the driving force of the power device is increased, and meanwhile, the loss of a contact position is accelerated.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem or at least partially solve the technical problem, the utility model provides a bridge fabrication machine via hole antedisplacement strutting arrangement.
Above-mentioned bridging machine via hole antedisplacement strutting arrangement is including the landing leg that is used for supporting the bridging machine, be equipped with a plurality of auxiliary stay equipment between landing leg and the bridging machine, every auxiliary stay equipment all includes that frame body and multiunit rotate along same direction and set up gyro wheel on the frame body, the longitudinal section of frame body is down the trapezoidal form, the landing leg supports the bottom of frame body, the gyro wheel stretches out the top of frame body for support the bridging machine.
Optionally, one end of the frame body in the length direction is provided with two guide plates for abutting against the side face of the lower chord of the bridge fabrication machine.
Optionally, every group the gyro wheel all includes two gyro wheel bodies, two connect through the pivot between the gyro wheel body, each pivot parallel arrangement, the gyro wheel rotates to set up in the pivot, be equipped with on the frame body and be used for the installation the mount pad of pivot.
Optionally, each of the rotation shafts extends along a width direction of the frame body.
Optionally, both sides of each roller body are provided with limiting parts for limiting the position of the roller body.
Optionally, the frame body includes a plurality of inverted trapezoidal plates that set up side by side, every two adjacent inverted trapezoidal plates all connect through the stiffening plate between.
Optionally, a plurality of telescopic pieces for supporting the bridge fabrication machine are arranged at the tops of the supporting legs.
Optionally, the telescopic part is a cylinder assembly or a hydraulic cylinder assembly.
Optionally, a supporting portion for placing the cushion block is arranged in the middle of the frame body.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
this application sets up the frame body on the landing leg, be equipped with the gyro wheel on the frame body, the bridge fabrication machine supports on the gyro wheel, during the via hole, the bridge fabrication machine removes at the top of gyro wheel, reduce drive arrangement's drive power and the friction between bridge fabrication machine and the landing leg, increase the life of drive arrangement and landing leg, bear the weight of bridge fabrication machine through the gyro wheel, the rethread frame body transmits it for the landing leg, increase the stability of landing leg structure, and the longitudinal section of frame body is the shape of falling the ladder, effectively share horizontal direction's power, increase the life of landing leg.
Drawings
FIG. 1 is a schematic view of a bridge fabrication machine for via-passing in one embodiment of the present invention;
FIG. 2 is a schematic view of an auxiliary support device supported between a support leg and a bridge fabrication machine according to an embodiment of the present invention;
FIG. 3 is a front view of an auxiliary support apparatus according to an embodiment of the present invention;
FIG. 4 is a side view of an auxiliary support apparatus according to an embodiment of the present invention;
FIG. 5 is a top view of an auxiliary support apparatus according to an embodiment of the present invention;
FIG. 6 is an enlarged view at A in FIG. 1;
fig. 7 is an enlarged view at B in fig. 2.
Reference numerals:
1. a support leg; 2. a roller; 3. a frame body; 4. a guide plate; 5. a roller body; 6. a rotating shaft; 7. a limiting member; 8. an inverted trapezoidal plate; 9. a stiffening plate; 10. an auxiliary support device; 11. a telescoping member; 12. setting a chord of the bridge fabrication machine; 13. and a cushion block.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples. It is to be understood that the embodiments described are some, but not all embodiments of the invention. The specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
Referring to fig. 1, 2, 6 and 7, a support device for a bridge fabrication machine via hole advancement provided by an embodiment of the present application includes a support leg 1 for supporting a bridge fabrication machine, and a plurality of auxiliary support devices 10 are disposed between the support leg 1 and the bridge fabrication machine. The support legs 1 can comprise front support legs, middle support legs or rear support legs for supporting the bridge fabrication machine, and can be selected according to different via hole modes. As shown in figure 1, in the application, during the hole passing, the middle support leg is supported on a bridge pier pad stone, the rear support leg is supported on a formed beam end section, the front support leg is lifted, and the bridge fabrication machine slides relative to the middle support leg and the rear support leg. Therefore, the auxiliary support devices 10 are arranged on the tops of the middle support legs and the rear support legs, and the auxiliary support devices 10 are not arranged on the tops of the front support legs, so that the cost is reduced. In other via hole modes, the front supporting leg is supported on the bridge pier, the middle supporting leg and the rear supporting leg are lifted, and the auxiliary supporting equipment 10 can be arranged at the top of the front supporting leg, so that the equipment cost is saved.
As shown in fig. 3, 4 and 5, each auxiliary supporting device 10 includes a frame body 3 and a plurality of sets of rollers 2 rotatably disposed on the frame body 3 along the same direction, and when the bridge fabrication machine passes through the hole, the length direction of the frame body 3 is the same as the moving direction of the bridge fabrication machine, so as to share the force in the horizontal direction, and the rotating direction of the rollers 2 is also the same as the moving direction of the bridge fabrication machine, so as to reduce the friction force applied to the bridge fabrication machine. The longitudinal section of frame body 3 is down trapezoidal form, and landing leg 1 supports in the bottom of frame body 3, and gyro wheel 2 stretches out the top of frame body 3 for support the bridging machine, through setting up gyro wheel 2, the static friction when will bridging machine via hole converts the rolling friction into, reduces the resistance when bridging machine via hole. Wherein, the roller 2 is rotatably arranged in the frame body 3, so that the top part of the roller 2 extends out of the frame body 3 for supporting the bridge fabrication machine. Also can set up the support at the top of frame body 3, gyro wheel 2 sets up on the support for gyro wheel 2 stretches out frame body 3 completely, plays the effect that supports the bridging machine. It follows that the specific arrangement of the rollers 2 is not limited as long as the bridge fabrication machine can be supported on top of the rollers 2.
This application sets up frame body 3 on landing leg 1, is equipped with gyro wheel 2 on the frame body 3, and the bridge fabrication machine supports on gyro wheel 2. During the via hole, the bridging machine removes at the top of gyro wheel 2, reduces drive arrangement's drive power and the friction between bridging machine and the landing leg 1, increases drive arrangement and landing leg 1's life, bears the weight of bridging machine through gyro wheel 2, and rethread frame body 3 transmits it for landing leg 1, increases the stability of landing leg 1 structure, and the longitudinal section of frame body 3 is down the trapezoidal form, effectively shares the power of horizontal direction, increases landing leg 1's life.
Referring to fig. 5 and 6, two guide plates 4 for abutting against the side surface of the lower chord 12 of the bridge fabrication machine are arranged at one end of the frame body 3 in the length direction, the arrangement direction of the guide plates 4 is consistent with the moving direction of the bridge fabrication machine, and the two guide plates 4 are arranged in parallel. Specifically, the two guide plates 4 can both abut against the outer side of the lower chord 12 of the bridge fabrication machine, or both abut against the inner side of the lower chord 12 of the bridge fabrication machine, and when the bridge fabrication machine passes through a hole, the two guide plates 4 abut against the lower chord 12 of the bridge fabrication machine, so that the bridge fabrication machine is prevented from deviating from the longitudinal movement direction. Further optimally, in order to increase the supporting strength of the guide plate 4, a supporting plate can be arranged on the side of the guide plate 4 far away from the lower chord 12 of the bridge girder erection machine.
In some embodiments, each set of rollers 2 includes two roller bodies 5, the two roller bodies 5 are connected through a rotating shaft 6, the rotating shafts 6 are arranged in parallel, the rollers 2 are rotatably arranged on the rotating shafts 6, the frame body 3 is provided with a mounting seat for mounting the rotating shafts 6, and the rotating shafts 6 are fixedly arranged on the mounting seat. Further optimally, each of the rotation shafts 6 extends along the width direction of the frame body 3. The rolling direction of the roller 2 is consistent with the length direction of the frame body 3, and further consistent with the moving direction of the bridge fabrication machine, and the resistance of the bridge fabrication machine during hole passing is reduced. In order to prevent the roller bodies 5 from moving along the length direction of the rotating shaft 6, limiting members 7 for limiting the positions of the roller bodies 5 are arranged on both sides of each roller body 5, so that the rotating stability of the roller bodies 5 is improved. The limiting member 7 is a sleeve fixedly disposed on the rotating shaft 6, and the end portions of the two sleeves abut against the roller body 5.
In other embodiments, each set of rollers 2 includes two roller bodies 5, the two roller bodies 5 are connected through a rotating shaft 6, the rotating shafts 6 are arranged in parallel, the rollers 2 are fixedly arranged on the rotating shafts 6, the frame body 3 is provided with a mounting seat for mounting the rotating shafts 6, and the rotating shafts 6 are rotatably arranged on the mounting seat.
In other embodiments, each set of rollers 2 includes two roller bodies 5, a support for mounting the roller bodies 5 is provided on the frame body 3, and the roller bodies 5 are rotatably disposed on the support.
It can be seen that the arrangement of the roller 2 is not limited, as long as the roller can rotate on the frame body 3.
As shown in fig. 1, 3 and 6, the frame body 3 of the present application includes a plurality of inverted trapezoidal plates 8 arranged side by side, and every two adjacent inverted trapezoidal plates 8 are connected by a stiffener 9. Wherein, the stiffening plate 9 is arranged at the end part and the middle part of the inverted trapezoidal plate 8, and the strength of the frame body 3 is increased. Further optimally, the middle part of the frame body 3 is provided with a supporting part for placing the cushion block 13. After the bridge fabrication machine passes through the hole, a cushion block 13 is placed at the top of the supporting part and used for supporting the bridge fabrication machine, so that the roller 2 is separated from the bridge fabrication machine, and the service life of the roller 2 is prolonged. Wherein, the supporting part is formed by stiffening plates 9 densely arranged in the middle of the inverted trapezoidal plate 8, and the cushion blocks 13 are arranged on the top of the stiffening plates 9.
When the cushion block 13 is placed, the bridge fabrication machine needs to be jacked up, so that, in combination with the illustration in fig. 2 and 7, the present application provides a plurality of expansion pieces 11 for supporting the bridge fabrication machine on the top of the support leg 1. And in order to facilitate the placement of the cushion blocks 13, the side surface of each auxiliary supporting device 10 is provided with a telescopic piece 11. Preferably, the telescopic member 11 is a cylinder assembly or a hydraulic cylinder assembly, and has a simple structure and convenient operation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The utility model provides a bridging machine via hole antedisplacement strutting arrangement, a serial communication port, including the landing leg that is used for supporting the bridging machine, be equipped with a plurality of auxiliary stay equipment, every between landing leg and the bridging machine auxiliary stay equipment all includes that frame body and multiunit rotate along same direction and set up gyro wheel on the frame body, the longitudinal section of frame body is the shape of falling the ladder, the landing leg supports the bottom of frame body, the gyro wheel stretches out the top of frame body for support the bridging machine.
2. The support device for the via hole advance of the bridge fabrication machine as claimed in claim 1, wherein one end of the frame body in the length direction is provided with two guide plates for abutting against the side surface of the lower chord of the bridge fabrication machine.
3. The support device for via hole forward movement of bridge fabrication machine according to claim 1, wherein each set of said rollers comprises two roller bodies connected by a rotating shaft, each of said rotating shafts is disposed in parallel, said rollers are rotatably disposed on said rotating shafts, and said frame body is provided with a mounting seat for mounting said rotating shafts.
4. The bridge fabrication machine via advancement support device of claim 3, wherein each of the rotation shafts extends along a width of the frame body.
5. The bridge fabrication machine via hole advance support device according to claim 3, wherein both sides of each roller body are provided with a limiting member for limiting the position of the roller body.
6. The bridge fabrication machine via hole advancing support device according to claim 1, wherein the frame body comprises a plurality of inverted trapezoidal plates arranged side by side, and every two adjacent inverted trapezoidal plates are connected through a stiffening plate.
7. The support device for advancing a bridge fabrication machine through a hole according to claim 1, wherein the top of the supporting leg is provided with a plurality of telescopic members for supporting the bridge fabrication machine.
8. The bridge fabrication machine via advancement support device of claim 7, wherein the telescoping member is a cylinder assembly or a hydraulic cylinder assembly.
9. The support device for via hole forward movement of bridge fabrication machine according to claim 1, wherein the middle part of the frame body is provided with a support part for placing a cushion block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016343.8U CN212000662U (en) | 2020-01-03 | 2020-01-03 | Through hole forward moving support device of bridge fabrication machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020016343.8U CN212000662U (en) | 2020-01-03 | 2020-01-03 | Through hole forward moving support device of bridge fabrication machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212000662U true CN212000662U (en) | 2020-11-24 |
Family
ID=73428696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020016343.8U Active CN212000662U (en) | 2020-01-03 | 2020-01-03 | Through hole forward moving support device of bridge fabrication machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212000662U (en) |
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2020
- 2020-01-03 CN CN202020016343.8U patent/CN212000662U/en active Active
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