CN221118266U - Bridge girder erection machine with rotating and turning functions - Google Patents
Bridge girder erection machine with rotating and turning functions Download PDFInfo
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- CN221118266U CN221118266U CN202323098293.5U CN202323098293U CN221118266U CN 221118266 U CN221118266 U CN 221118266U CN 202323098293 U CN202323098293 U CN 202323098293U CN 221118266 U CN221118266 U CN 221118266U
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Abstract
The utility model provides a bridge girder erection machine with a rotating and turning function. The bridge girder erection machine with the rotating and turning functions comprises a bridge plate and a first cross beam, wherein a telescopic beam is movably sleeved in the first cross beam, a first motor is fixedly arranged on the side face of the first cross beam, a threaded column is fixedly connected to an output shaft of the first motor, and a first hydraulic column is fixedly arranged at the bottom of the telescopic beam. The bridge girder erection machine with the rotating and turning function is provided with the first motor, when the length of the bridge girder erection machine is adjusted, the first motor is started, so that the first motor can drive the telescopic girder to horizontally move in the first cross girder, namely, the telescopic girder is driven to slowly extend from the side face of the first cross girder, and the length adjusting effect of the first cross girder is achieved, the problem that a plurality of support girders are required to be installed and fixed when the length of the bridge girder erection machine is adjusted is avoided, and convenience is brought to the length adjustment of the bridge girder erection machine.
Description
Technical Field
The utility model relates to the field of bridge girder erection machines, in particular to a bridge girder erection machine with a rotating and turning function.
Background
The bridge girder erection machine is equipment for placing prefabricated girder segments on prefabricated piers, and belongs to the field of cranes, and the bridge girder erection machine mainly has the functions of lifting the girder segments, then delivering the girder segments to positions and then putting down the girder segments, and generally comprises a main girder, a front supporting leg, a middle supporting leg, a rear supporting leg, a front trolley and a rear trolley, lifting mechanisms are arranged on the front trolley and the rear trolley for lifting, the front trolley and the rear trolley lift the girder segments together, and the girder segments 4 are delivered between the two piers and are paved on the piers 5. Because the pavement of road and bridge is not completely straight line, when encountering the turn, need to dismantle the bridge girder erection machine with the lifting equipment to assemble the bridge girder erection machine again according to the turn angle, realize the turn of bridge girder erection machine, but from the new form dress bridge girder erection machine of tearing open not only extravagant manpower, reduced the efficiency of construction moreover, therefore the bridge girder erection machine need adjust the whole angle of bridge girder erection machine when laying the bridge to the turn, current bridge girder erection machine need be assembled again after dismantling from the new, use inconvenience and inefficiency influence construction.
In the prior art, for example, chinese patent No.: the utility model provides a "bridge convenient to rotatory and turn around", wherein includes the girder, the right-hand member of girder is equipped with the front leg, the left end of girder is equipped with the rear leg, the centre of girder is equipped with the middle leg, the top of two girders is equipped with first lifting trolley and second lifting trolley, swing mechanism includes the base that the level set up, the top of base is equipped with the axis of rotation of vertical setting, the lower extreme of axis of rotation passes through the rotatable assembly of support bearing on the base, be fixed with the driven gear of level setting in the axis of rotation, be equipped with the motor support frame that is the L type on the base of axis of rotation one side, the top rotatable back shaft of motor support frame is equipped with vertical setting, the upper and lower both ends of back shaft all extend motor support frame, the lower extreme of back shaft is fixed with the driving gear, driving gear and driven gear intermeshing, motor support frame's top is equipped with the gyrator. The utility model has simple structure and convenient use.
When the bridge is lifted in the prior art, the length of the bridge girder erection machine is fixed, so that the number of the cross beams is required to be increased or decreased when the length of the bridge girder erection machine is adjusted, and the problem that the length of the bridge girder erection machine is complicated when the length of the bridge girder erection machine is adjusted is caused.
Therefore, it is necessary to provide a bridge girder erection machine with a rotating and turning function to solve the above technical problems.
Disclosure of utility model
The utility model provides a bridge girder erection machine with a rotating and turning function, which solves the problem that the bridge girder erection machine is complicated in length adjustment because the bridge girder erection machine is fixed in length, so that the number of cross beams is required to be increased or decreased when the length of the bridge girder erection machine is adjusted.
In order to solve the technical problems, the bridge girder erection machine with the rotating and turning function comprises a bridge deck and a first cross beam, wherein a telescopic beam is movably sleeved in the first cross beam, a first motor is fixedly arranged on the side face of the first cross beam, a threaded column is fixedly connected to an output shaft of the first motor, a first hydraulic column is fixedly arranged at the bottom of the telescopic beam, a second cross beam is fixedly connected to the outer portion of the first cross beam, a positioning shaft is fixedly connected to the bottom of the second cross beam, a first gear is fixedly sleeved on the outer portion of the positioning shaft, a limiting sleeve is movably sleeved on the outer portion of the positioning shaft, a supporting block is fixedly connected to the bottom of the positioning shaft, a second hydraulic column is fixedly connected to the bottom of the limiting sleeve, a rotating mechanism is arranged in the second cross beam, a first sliding ball is movably sleeved on the top of the second hydraulic column, a sliding groove is formed in the inner portion of the first cross beam in a sleeved mode, a supporting wheel is movably sleeved on the top of the first cross beam, a supporting wheel is fixedly connected to the top of the supporting wheel, and a top plate is fixedly connected to the top plate.
Preferably, the screw thread post screw thread cup joints in the inside of flexible roof beam, and screw thread post activity cup joints in the inside of a crossbeam.
Preferably, the first hydraulic columns are mutually perpendicular to the telescopic beams, and the number of the first hydraulic columns is four.
Preferably, the rotating mechanism comprises a second motor, the second motor is fixedly arranged at the top of the second hydraulic column, a second gear is fixedly sleeved on an output shaft of the second motor, and the second gear is meshed with the first gear.
Preferably, the top of the first sliding ball is tightly contacted with the bottom of the supporting block, and the number of the first sliding balls is a plurality of sliding balls.
Preferably, the number of the second sliding balls is a plurality of, and the second sliding balls are uniformly distributed at the bottom of the inner cavity of the first cross beam.
Preferably, the sliding grooves are parallel to the telescopic beams, and the sliding grooves are matched with the supporting wheels.
Preferably, the hoisting mechanism comprises a third motor, the third motor is fixedly arranged at the top of the top plate, a winding wheel is fixedly sleeved on an output shaft of the third motor, and a steel cable is fixedly connected to the outer part of the winding wheel.
Compared with the related art, the bridge erecting machine with the rotating and turning function has the following beneficial effects:
The utility model provides a bridge girder erection machine with a rotating and turning function, which is characterized in that a first motor is arranged, when the length of the bridge girder erection machine is adjusted, the first motor is started, so that the first motor can drive a telescopic girder to horizontally move in a first cross girder, namely, the telescopic girder is driven to slowly extend from the side surface of the first cross girder, and the length adjusting effect of the first cross girder is further achieved, the problem that a plurality of support girders are required to be installed and fixed when the length of the bridge girder erection machine is adjusted is avoided, and convenience is brought to the length adjustment of the bridge girder erection machine;
through setting up rotary mechanism, when need carry out bridge crane direction adjustment, close hydraulic prop and start No. two motors for No. two motors can drive No. one gear through No. two gears and rotate, drive No. one crossbeam and rotate promptly, thereby reach the effect that bridge crane turns around and turns to, thereby brought convenience for the direction adjustment of bridge crane.
Drawings
FIG. 1 is a schematic diagram of a bridge girder erection machine with a turning function according to an embodiment of the present utility model;
FIG. 2 is a front view of the bridge girder erection machine with the turning function shown in FIG. 1;
FIG. 3 is a front view of a telescopic beam of the bridge girder erection machine with the turning function shown in FIG. 1;
fig. 4 is a front cross-sectional view of a stop collar of the bridge girder erection machine with the turning function shown in fig. 1.
Reference numerals in the drawings: 1. a bridge plate; 2. a first cross beam; 3. a telescopic beam; 4. a motor I; 5. a threaded column; 6. a first hydraulic column; 7. a second cross beam; 8. positioning a shaft; 9. a first gear; 10. a limit sleeve; 11. a support block; 12. a second hydraulic column; 13. a rotation mechanism; 131. a motor II; 132. a second gear; 14. a first sliding ball; 15. a sliding ball number two; 16. a sliding groove; 17. a support wheel; 18. a top plate; 19. a lifting mechanism; 191. a third motor; 192. a winding wheel; 193. and (5) a steel rope.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, and fig. 4 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a bridge girder erection machine with a turning function according to the present utility model; FIG. 2 is a front view of the bridge girder erection machine with the turning function shown in FIG. 1; FIG. 3 is a front view of a telescopic beam of the bridge girder erection machine with the turning function shown in FIG. 1; fig. 4 is a front cross-sectional view of a stop collar of the bridge girder erection machine with the turning function shown in fig. 1. The utility model provides a bridge girder erection machine with rotatory function of turning around, including bridge deck 1 and crossbeam 2, the inside activity of crossbeam 2 has cup jointed flexible roof beam 3, the side fixed mounting of crossbeam 2 has motor 4 No. one, fixedly connected with screw thread post 5 on the output shaft of motor 4 No. one, the bottom fixed mounting of flexible roof beam 3 has hydraulic post 6 No. one, the outside fixedly connected with crossbeam 7 No. two of crossbeam 2, the bottom fixedly connected with locating shaft 8 of crossbeam 7 No. two, the outside fixedly cup joint gear 9 No. one of locating shaft 8, the outside activity of locating shaft 8 has cup jointed stop collar 10, the bottom fixedly connected with supporting shoe 11 of locating shaft 8, the bottom fixedly connected with hydraulic post 12 of stop collar 10, the inside of stop collar 10 is provided with rotary mechanism 13, the top activity of hydraulic post 12 has cup jointed sliding ball 14 No. one, the inside activity of crossbeam 2 has cup jointed sliding ball 15 No. two, sliding groove 16 has been seted up at the top of crossbeam 2, the inside activity of sliding groove 16 has cup jointed supporting wheel 17, the top of supporting wheel 17 has fixedly connected with roof plate 18, roof plate 18 is provided with roof-lifting mechanism 19.
The threaded column 5 is in threaded sleeve connection with the inside of the telescopic beam 3, and the threaded column 5 is movably in sleeve connection with the inside of the first cross beam 2; through setting up motor 4, when carrying out bridge crane length adjustment, start motor 4 for motor 4 can drive flexible roof beam 3 in the inside horizontal migration of crossbeam 2, drives flexible roof beam 3 promptly and slowly extends from the side of crossbeam 2, and then reaches the regulation effect of crossbeam 2 length, thereby avoided bridge crane length to fix, need carry out a plurality of supporting beams installation fixed problem when adjusting bridge crane length, thereby for bridge crane's length adjustment has brought convenience.
The first hydraulic columns 6 are mutually perpendicular to the telescopic beams 3, and the number of the first hydraulic columns 6 is four; through setting up hydraulic prop 6, when bridge crane length adjustment is finished, start hydraulic prop 6 for hydraulic prop 6 can slowly extend, and then support telescopic beam 3 after the extension, from the stability after having improved telescopic beam 3 and extending, improved the stability after the bridge crane extends promptly.
The rotating mechanism 13 comprises a second motor 131, the second motor 131 is fixedly arranged at the top of the second hydraulic column 12, a second gear 132 is fixedly sleeved on an output shaft of the second motor 131, and the second gear 132 is in meshed connection with the first gear 9; through setting up rotary mechanism 13, when need carry out bridge crane direction adjustment, close hydraulic stem 6 and start No. two motors 131 for No. two motors 131 can drive No. one gear 9 through No. two gears 132 and rotate, drive No. one crossbeam 2 promptly and rotate, thereby reach bridge crane and turn around the effect of turning around, thereby for bridge crane's direction adjustment has brought convenience.
The top of the first sliding ball 14 is tightly contacted with the bottom of the supporting block 11, and the number of the first sliding balls 14 is a plurality; through setting up sliding ball 14, when carrying out bridge crane direction adjustment, sliding ball 14 can support rotatory supporting shoe 11, supports rotatory crossbeam 2 promptly, and then avoided supporting shoe 11 weight great to lead to supporting shoe 11 rotatory time and the problem of friction is carried out with No. two hydraulic ram 12 tops to the smoothness nature when having improved bridge crane direction adjustment.
The number of the second sliding balls 15 is a plurality, and the second sliding balls 15 are uniformly distributed at the bottom of the inner cavity of the first cross beam 2; through setting up No. two slip balls 15, when carrying out bridge crane length adjustment, no. two slip balls 15 can carry out the position to horizontal migration's flexible roof beam 3 and prescribe a limit to for the flexible roof beam 3 that has avoided long-time removal rubs with the inner wall of No. one crossbeam 2 and leads to the serious problem of flexible roof beam 3 wearing and tearing, thereby has improved bridge crane's life.
The sliding groove 16 is parallel to the telescopic beam 3, and the sliding groove 16 is matched with the supporting wheel 17; through setting up sliding tray 16, when the bridge crane carries out panel removal and carries, sliding tray 16 can carry out spacingly to the supporting wheel 17 of horizontal slip, carries out the position to the roof 18 of horizontal migration promptly to stability when having improved the bridge panel and moving and carrying.
The lifting mechanism 19 comprises a third motor 191, the third motor 191 is fixedly arranged at the top of the top plate 18, a winding wheel 192 is fixedly sleeved on an output shaft of the third motor 191, and a steel cable 193 is fixedly connected to the outer part of the winding wheel 192; through setting up hoisting mechanism 19, when needs carry out bridge panel and remove and lift by crane, with the one end fixed connection of cable 193 in the outside of bridge panel, start No. three motor 191 this moment for No. three motor 191 can be through the rolling wheel 192 to the cable 193 rolling, make cable 193 can drive the bridge panel and lift to the top of No. one crossbeam 2, and then for bridge panel lift by crane the removal has brought convenience.
The utility model provides a bridge girder erection machine with a rotating and turning function, which has the following working principle:
The first step: firstly, when the length of the bridge girder erection machine is adjusted, the motor 4 is started, so that the motor 4 can drive the telescopic girder 3 to horizontally move in the cross girder 2, namely, the telescopic girder 3 is driven to slowly extend from the side surface of the cross girder 2, and then the length adjusting effect of the cross girder 2 is achieved, thereby avoiding the problems that the length of the bridge girder erection machine is fixed, a plurality of supporting beams are required to be installed and fixed when the length of the bridge girder erection machine is adjusted, bringing convenience to the length adjustment of the bridge girder erection machine, when the length adjustment of the bridge girder erection machine is finished, the hydraulic column 6 is started, so that the hydraulic column 6 is slowly extended, the extended telescopic girder 3 is supported, and the stability of the telescopic girder 3 after extension is improved, the stability of the bridge girder erection machine after extension is improved, when the direction of the bridge girder erection machine is required to be regulated, the motor No. two 131 is started, so that the motor No. two 131 can drive the gear No. one 9 to rotate through the gear No. two 132, namely, the beam No. one 2 is driven to rotate, thereby achieving the effect of turning around and turning around the bridge girder erection machine, bringing convenience to the direction regulation of the bridge girder erection machine, and when the direction regulation of the bridge girder erection machine is carried out, the supporting block 11 in rotation is supported by the sliding ball No. one 14, namely, the beam No. one 2 in rotation is supported, and further, the problem that the supporting block 11 is rubbed with the top of the hydraulic column No. two 12 when the supporting block 11 is rotated due to the large weight is avoided, and the smoothness of the direction regulation of the bridge girder erection machine is improved;
And a second step of: when the bridge girder erection machine length is adjusted, the second sliding ball 15 can limit the position of the horizontally moving telescopic girder 3, so that the problem that the telescopic girder 3 is seriously worn due to friction between the horizontally moving telescopic girder 3 and the inner wall of the first cross girder 2 is avoided, the service life of the bridge girder erection machine is prolonged, when the bridge girder erection machine carries out plate moving conveying, the sliding groove 16 can limit the horizontally sliding supporting wheel 17, namely limit the position of the horizontally moving top plate 18, stability of the bridge plate moving conveying is improved, when the bridge plate needs to be lifted, one end of the steel cable 193 is fixedly connected to the outside of the bridge plate, the third motor 191 is started at the moment, the third motor 191 can wind the steel cable 193 through the winding wheel 192, the steel cable 193 can drive the bridge plate to be lifted to the top of the first cross girder 2, and convenience is brought to lifting movement of the bridge plate.
Compared with the related art, the bridge erecting machine with the rotating and turning function has the following beneficial effects:
Through setting up motor 4, when carrying out bridge crane length adjustment, start motor 4 for motor 4 can drive flexible roof beam 3 in the inside horizontal migration of crossbeam 2, drives flexible roof beam 3 promptly and slowly extends from the side of crossbeam 2, and then reaches the regulation effect of crossbeam 2 length, thereby avoided bridge crane length to fix, need carry out a plurality of supporting beams installation fixed problem when adjusting bridge crane length, thereby for bridge crane's length adjustment has brought convenience.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. The utility model provides a bridge crane with rotatory function of turning around, includes bridge plate (1) and crossbeam (2), its characterized in that: the inside activity of crossbeam (2) has cup jointed flexible roof beam (3), the side fixed mounting of crossbeam (2) has motor (4) No. one, fixedly connected with screw thread post (5) on the output shaft of motor (4) No. one, the bottom fixed mounting of flexible roof beam (3) has hydraulic prop (6) No. one, the outside fixedly connected with crossbeam (7) No. two of crossbeam (2), the bottom fixedly connected with locating shaft (8) of crossbeam (7) No. two, the outside fixed cup joint of locating shaft (8) has gear (9) No. one, the outside movable sleeve of locating shaft (8) has stop collar (10), the bottom fixedly connected with supporting shoe (11) of locating shaft (8), the bottom fixedly connected with hydraulic prop (12) No. two of stop collar (10), the inside of stop collar (10) is provided with rotary mechanism (13), the top activity of hydraulic prop (12) has cup jointed a sliding ball (14), the inside movable sleeve (16) of crossbeam (2) has a sliding wheel (16), the inside sliding wheel (16) has a sliding groove (17) has, the top of the top plate (18) is provided with a lifting mechanism (19).
2. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the threaded column (5) is in threaded sleeve connection with the inside of the telescopic girder (3), and the threaded column (5) is in movable sleeve connection with the inside of the first cross girder (2).
3. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the first hydraulic columns (6) are perpendicular to the telescopic beams (3), and the number of the first hydraulic columns (6) is four.
4. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the rotating mechanism (13) comprises a second motor (131), the second motor (131) is fixedly arranged at the top of a second hydraulic column (12), a second gear (132) is fixedly sleeved on an output shaft of the second motor (131), and the second gear (132) is in meshed connection with a first gear (9).
5. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the top of the first sliding balls (14) is in close contact with the bottom of the supporting block (11), and the number of the first sliding balls (14) is a plurality.
6. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the number of the second sliding balls (15) is a plurality of the second sliding balls (15) which are uniformly distributed at the bottom of the inner cavity of the first cross beam (2).
7. The bridge girder erection machine with the rotating and turning function according to claim 1 is characterized in that the sliding grooves (16) are parallel to the telescopic girder (3), and the sliding grooves (16) are matched with the supporting wheels (17).
8. The bridge girder erection machine with the rotating and turning function according to claim 1, wherein the lifting mechanism (19) comprises a third motor (191), the third motor (191) is fixedly installed at the top of the top plate (18), a winding wheel (192) is fixedly sleeved on an output shaft of the third motor (191), and a steel cable (193) is fixedly connected to the outer part of the winding wheel (192).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323098293.5U CN221118266U (en) | 2023-11-16 | 2023-11-16 | Bridge girder erection machine with rotating and turning functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323098293.5U CN221118266U (en) | 2023-11-16 | 2023-11-16 | Bridge girder erection machine with rotating and turning functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221118266U true CN221118266U (en) | 2024-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323098293.5U Active CN221118266U (en) | 2023-11-16 | 2023-11-16 | Bridge girder erection machine with rotating and turning functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221118266U (en) |
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2023
- 2023-11-16 CN CN202323098293.5U patent/CN221118266U/en active Active
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