CN212077655U - High-speed railway highway gate-type bridging machine - Google Patents
High-speed railway highway gate-type bridging machine Download PDFInfo
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- CN212077655U CN212077655U CN202020722663.5U CN202020722663U CN212077655U CN 212077655 U CN212077655 U CN 212077655U CN 202020722663 U CN202020722663 U CN 202020722663U CN 212077655 U CN212077655 U CN 212077655U
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Abstract
The utility model discloses a high-speed railway highway gate-type bridge girder erection machine, including fixture, girder and bottom plate, the girder has all been welded at the both ends on bottom plate top, the top fixedly connected with slide of girder, the equal fixedly connected with dolly in both sides on slide top, the first motor of the equal fixedly connected with of one side inner wall of dolly, and the first pivot of the equal fixedly connected with in one side of first motor, the equal fixedly connected with of outer wall of first pivot lifts by crane the cable wire, the equal fixedly connected with fixture in bottom of lifting by crane the cable wire, the equal fixed connection moving mechanism in inside of bottom plate bottom both sides. This high-speed railway highway gate-type bridge girder erection machine, both sides through third pneumatic telescopic link are flexible, and interval between the adjustable mounting panel, rethread second pneumatic telescopic link are flexible, and the interval between adjustable movable clamp plate and the solid fixed splint to be convenient for adjust the centre gripping according to bridge size of a dimension.
Description
Technical Field
The utility model relates to a bridge girder erection machine technical field specifically is a high-speed railway highway gate-type bridge girder erection machine.
Background
The bridge girder erection machine is equipment for placing prefabricated beam pieces on a prefabricated bridge pier. Bridge girder erection machines belong to the crane category, as their main function is to lift the beam piece up and then transport it into position and put it down. Bridge cranes are very different from cranes in general. The required conditions are harsh, and the beam piece runs upwards or is called longitudinal movement. The bridge girder erection machine is divided into a highway bridge erection machine, a conventional railway bridge erection machine, a passenger-dedicated railway bridge erection machine and the like.
With the continuous installation and use of the portal bridge girder erection machine for the high-speed railway, the following problems are found in the use process:
1. the existing portal bridge girder erection machines for high-speed railway roads do not have span adjusting function in daily use process, so that the portal bridge girder erection machines cannot be adjusted according to requirements, and are not strong in applicability.
2. And in the use process of the portal bridge girder erection machine for the high-speed rail highway, a mechanism for preventing the steel cable from swinging is not arranged, so that the hoisting mechanism cannot be well positioned and fixed.
3. And high-speed railway highway portal type bridging machine is in the use, can not carry out the centre gripping fixedly according to the bridge size, and lifts by crane unstability inadequately, and the security performance is poor.
Therefore, a portal bridge girder erection machine for high-speed railway roads is needed to be designed for solving the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high-speed railway highway gate-type bridging machine to it does not have the regulation span, prevents that the cable wire from swaing and carries out the fixed problem of centre gripping according to the bridge size to propose a current high-speed railway highway gate-type bridging machine among the solution above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a portal bridge girder erection machine for high-speed rail highways comprises a clamping mechanism, main girders and a bottom plate, wherein the main girders are welded at the two ends of the top end of the bottom plate, the top end of the main beam is fixedly connected with a slideway, both sides of the top end of the slideway are fixedly connected with trolleys, wheels are welded on both sides of the trolley, a first motor is fixedly connected on the inner wall of one side of the trolley, and one side of the first motor is fixedly connected with a first rotating shaft, the outer wall of the first rotating shaft is fixedly connected with a hoisting steel cable, the bottom ends of the lifting steel cables are fixedly connected with clamping mechanisms, the insides of both sides of the bottom end of the bottom plate are fixedly connected with moving mechanisms, the bottom ends of the moving mechanisms are all fixedly connected with moving blocks, the bottom ends of the moving blocks are all fixedly connected with supporting columns, and all evenly welded have the connecting rod between the inner wall of support column, the outer wall fixedly connected with controller of support column.
Preferably, fixture's inside has set gradually connecting plate, rope, movable clamp plate, mounting panel, solid fixed splint, second pneumatic telescopic link and third pneumatic telescopic link, connecting plate fixed connection is in the bottom of lifting by crane the cable wire, the both sides of connecting plate bottom all are through rope fixedly connected with mounting panel, the top fixedly connected with third pneumatic telescopic link of mounting panel, and the equal fixedly connected with second pneumatic telescopic link in both sides of third pneumatic telescopic link bottom, the equal fixedly connected with movable clamp plate in bottom of second pneumatic telescopic link, the equal fixedly connected with solid fixed splint of inner wall of movable clamp plate below mounting panel.
Preferably, the equal fixedly connected with in bottom of support column removes the wheel, and removes the first pneumatic telescopic link of the equal fixedly connected with of outer wall of wheel both sides support column, the equal fixedly connected with backup pad in bottom of first pneumatic telescopic link, and the both sides on the top of backup pad all are provided with the through-hole.
Preferably, both sides of the outer wall of the first rotating shaft are fixedly connected with blocking pieces, and the inner sides of the blocking pieces are uniformly and fixedly connected with springs.
Preferably, the equal fixedly connected with fixed block in both ends of dolly bottom, and equal fixedly connected with second pivot between the both ends inner wall of fixed block, the both ends of second pivot outer wall all are provided with the recess, the equal fixedly connected with fourth pneumatic telescopic link in both sides of fixed block bottom, the outer wall of second pivot all is through the solid fixed ring of balanced cable wire fixedly connected with, and solid fixed ring fixed connection in the outer wall that lifts by crane the cable wire.
Preferably, slider, second motor and lead screw have set gradually in moving mechanism's inside, lead screw fixed connection is in the inside of bottom plate bottom both sides, the equal fixedly connected with second motor of one side of lead screw, the equal swing joint of outer wall of lead screw has the slider.
Compared with the prior art, the beneficial effects of the utility model are that: this high-speed railway highway portal bridge girder erection machine is rational in infrastructure, has following advantage:
(1) the distance between the mounting plates can be adjusted by stretching and retracting the two sides of the third pneumatic telescopic rod through the third pneumatic telescopic rod, the mounting plates, the second pneumatic telescopic rod, the movable clamping plate and the fixed clamping plate, and then the distance between the movable clamping plate and the fixed clamping plate can be adjusted by stretching and retracting the second pneumatic telescopic rod, so that the clamping can be adjusted according to the size of the bridge conveniently, and the applicability is strong;
(2) the controller is used for controlling the second motor to work, the second motor is used for rotating the lead screw, and the sliding block drives the moving block to move left and right, so that the size of the span is changed;
(3) through installing lifting by crane cable wire and balanced cable wire, when through lifting by crane cable wire downstream, balanced cable wire descends simultaneously, supports lifting by crane cable wire both sides, avoids lifting by crane the cable wire and takes place to rock.
Drawings
FIG. 1 is a schematic cross-sectional view of the device of the present invention;
FIG. 2 is a schematic side view of the device of the present invention;
FIG. 3 is a schematic view of the structure of the clamping mechanism of the present invention;
FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 5 is an enlarged schematic view of the position B of the present invention.
In the figure: 1. a first pneumatic telescopic rod; 2. a support plate; 3. a moving wheel; 4. a clamping mechanism; 401. a connecting plate; 402. a rope; 403. moving the clamping plate; 404. mounting a plate; 405. fixing the clamping plate; 406. a second pneumatic telescopic rod; 407. a third pneumatic telescopic rod; 5. a through hole; 6. a support pillar; 7. a slideway; 8. a wheel; 9. a stopper; 10. a main beam; 11. a first motor; 12. hoisting a steel cable; 13. a first rotating shaft; 14. a trolley; 15. a base plate; 16. a connecting rod; 17. a controller; 18. a fixing ring; 19. a balancing steel cable; 20. a moving mechanism; 2001. a slider; 2002. a second motor; 2003. a screw rod; 21. a moving block; 22. a fixed block; 23. a second rotating shaft; 24. a groove; 25. and a fourth pneumatic telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a high-speed rail highway portal bridge girder erection machine comprises a clamping mechanism 4, a main girder 10 and a bottom plate 15, wherein the main girder 10 is welded at two ends of the top end of the bottom plate 15, a slide 7 is fixedly connected to the top end of the main girder 10, trolleys 14 are fixedly connected to two sides of the top end of the slide 7, wheels 8 are welded at two sides of each trolley 14, a first motor 11 is fixedly connected to the inner wall of one side of each trolley 14, the type of each first motor 11 can be Y90S-2, and a first rotating shaft 13 is fixedly connected to one side of each first motor 11;
both sides of the outer wall of the first rotating shaft 13 are fixedly connected with stoppers 9, and the inner sides of the stoppers 9 are uniformly and fixedly connected with springs;
specifically, as shown in fig. 1, when the structure is used, the stoppers 9 have a function of slightly moving to one side by arranging a plurality of springs, the stoppers 9 on two sides clamp the lifting rope, and the elasticity of the springs enables the stoppers 9 to clamp the lifting rope, so that the lifting rope is prevented from falling off;
the outer wall of the first rotating shaft 13 is fixedly connected with a hoisting steel cable 12;
both ends of the bottom end of the trolley 14 are fixedly connected with fixed blocks 22, second rotating shafts 23 are fixedly connected between inner walls of both ends of the fixed blocks 22, both ends of the outer walls of the second rotating shafts 23 are provided with grooves 24, both sides of the bottom end of the fixed blocks 22 are fixedly connected with fourth pneumatic telescopic rods 25, the types of the fourth pneumatic telescopic rods 25 can be ANT-35, the outer walls of the second rotating shafts 23 are fixedly connected with fixed rings 18 through balance steel cables 19, and the fixed rings 18 are fixedly connected to the outer walls of the lifting steel cables 12;
specifically, as shown in fig. 5, when the structure is used, the lifting steel cable 12 moves downward, the balance steel cable 19 descends simultaneously, two sides of the lifting steel cable 12 are supported, the lifting steel cable 12 is prevented from shaking, and when the lifting steel cable 12 stops, the fourth pneumatic telescopic rod 25 works to clamp the top end into the groove 24, so that the balance steel cable 19 stops descending simultaneously;
the bottom ends of the hoisting steel cables 12 are fixedly connected with clamping mechanisms 4;
the clamping mechanism 4 is internally provided with a connecting plate 401, a rope 402, a movable clamping plate 403, a mounting plate 404, a fixed clamping plate 405, a second pneumatic telescopic rod 406 and a third pneumatic telescopic rod 407 in sequence, the connecting plate 401 is fixedly connected to the bottom end of the lifting steel cable 12, the two sides of the bottom end of the connecting plate 401 are fixedly connected with the mounting plate 404 through the rope 402, the top end of the mounting plate 404 is fixedly connected with the third pneumatic telescopic rod 407, the type of the third pneumatic telescopic rod 407 can be ANT-52, the two sides of the bottom end of the third pneumatic telescopic rod 407 are fixedly connected with the second pneumatic telescopic rod 406, the type of the second pneumatic telescopic rod 406 can be ANT-26, the bottom end of the second pneumatic telescopic rod 406 is fixedly connected with the movable clamping plate 403, and the inner wall of the mounting plate 404 below the movable clamping plate 403 is fixedly connected;
specifically, as shown in fig. 1, 2 and 3, when the structure is used, the distance between the mounting plates 404 can be adjusted by extending and retracting two sides of the third pneumatic telescopic rod 407, and the distance between the movable clamping plate 403 and the fixed clamping plate 405 can be adjusted by extending and retracting the second pneumatic telescopic rod 406, so that the clamping can be adjusted according to the size of the bridge;
the moving mechanisms 20 are fixedly connected inside the two sides of the bottom end of the bottom plate 15;
a sliding block 2001, a second motor 2002 and a screw rod 2003 are sequentially arranged in the moving mechanism 20, the screw rod 2003 is fixedly connected to the inner parts of two sides of the bottom end of the bottom plate 15, one side of the screw rod 2003 is fixedly connected with the second motor 2002, the type of the second motor 2002 can be Y315M-2, and the outer wall of the screw rod 2003 is movably connected with the sliding block 2001;
specifically, as shown in fig. 1 and 4, when this configuration is used, the second motor 2002 rotates the lead screw 2003, and the slider 2001 moves left and right on the lead screw 2003, thereby changing the span;
the bottom ends of the moving mechanisms 20 are fixedly connected with moving blocks 21, the bottom ends of the moving blocks 21 are fixedly connected with supporting columns 6, and connecting rods 16 are uniformly welded between the inner walls of the supporting columns 6;
the bottom ends of the supporting columns 6 are fixedly connected with moving wheels 3, the outer walls of the supporting columns 6 on the two sides of each moving wheel 3 are fixedly connected with first pneumatic telescopic rods 1, the types of the first pneumatic telescopic rods 1 can be ANT-35, the bottom ends of the first pneumatic telescopic rods 1 are fixedly connected with supporting plates 2, and through holes 5 are formed in the two sides of the top ends of the supporting plates 2;
specifically, as shown in fig. 1 and 2, when the structure is used, the first pneumatic telescopic rod 1 drives the support plate 2 to rise upwards through the work of the first pneumatic telescopic rod 1, the moving wheel 3 penetrates through the through hole 5 to stand on the ground, then the device is convenient to move, and after the device reaches a construction site, the first pneumatic telescopic rod 1 enables the support plate 2 to descend to the ground for supporting, so that the device is more stable;
the outer wall of the supporting column 6 is fixedly connected with a controller 17, and the model of the controller 17 can be ARGUS;
the single chip microcomputer in the controller 17 is electrically connected with the second pneumatic telescopic rod 406, the third pneumatic telescopic rod 407, the first motor 11, the second motor 2002 and the fourth pneumatic telescopic rod 25 through wires.
The working principle is as follows: when the device is used, firstly, the first pneumatic telescopic rod 1 drives the supporting plate 2 to rise upwards through the work of the first pneumatic telescopic rod 1, the moving wheel 3 penetrates through the through hole 5 to stand on the ground, then the device is convenient to move, and after the device reaches a construction site, the first pneumatic telescopic rod 1 enables the supporting plate 2 to descend to the ground for supporting, so that the device is more stable;
then, the screw 2003 is rotated through the second motor 2002, so that the sliding block 2001 moves left and right on the screw 2003, the sliding block 2001 drives the moving block 21 to move left and right simultaneously, so that the span is changed, the trolley 14 moves in the slideway 7, the distance between the trolleys 14 is adjusted through the length of a bridge, the lifting steel cable 12 is rotated through the first motor 11 to drive the clamping mechanism 4 to descend to the position of the bridge, the distance between the mounting plates 404 is adjusted through the extension and contraction of the two sides of the third pneumatic telescopic rod 407, the distance between the moving clamping plate 403 and the fixed clamping plate 405 is adjusted through the extension and contraction of the second pneumatic telescopic rod 406, and therefore the clamping is convenient to adjust according to the size of the bridge;
finally, when the lifting steel cable 12 moves downwards, the balance steel cable 19 descends simultaneously to support two sides of the lifting steel cable 12, so that the lifting steel cable 12 is prevented from shaking, and when the lifting steel cable 12 stops, the fourth pneumatic telescopic rod 25 works to enable the top end to be clamped into the groove 24, so that the balance steel cable 19 stops descending simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high-speed railway highway portal bridge girder erection machine, includes fixture (4), girder (10) and bottom plate (15), its characterized in that: the lifting device is characterized in that main beams (10) are welded at two ends of the top end of the bottom plate (15), a slide rail (7) is fixedly connected to the top end of each main beam (10), trolleys (14) are fixedly connected to two sides of the top end of each slide rail (7), wheels (8) are welded to two sides of each trolley (14), a first motor (11) is fixedly connected to the inner wall of one side of each trolley (14), a first rotating shaft (13) is fixedly connected to one side of each first motor (11), a lifting steel cable (12) is fixedly connected to the outer wall of each first rotating shaft (13), clamping mechanisms (4) are fixedly connected to the bottom ends of the lifting steel cables (12), moving mechanisms (20) are fixedly connected to the inner portions of two sides of the bottom end of the bottom plate (15), moving blocks (21) are fixedly connected to the bottom ends of the moving mechanisms (20), supporting columns (6) are fixedly connected, and all evenly welded has connecting rod (16) between the inner wall of support column (6), the outer wall fixedly connected with controller (17) of support column (6).
2. The portal bridge girder erection machine for high-speed railway roads of claim 1, wherein: the inside of fixture (4) has set gradually connecting plate (401), rope (402), has moved splint (403), mounting panel (404), solid fixed splint (405), pneumatic telescopic link of second (406) and third (407), connecting plate (401) fixed connection is in the bottom of lifting by crane cable wire (12), rope (402) fixedly connected with mounting panel (404) are all passed through to the both sides of connecting plate (401) bottom, the top fixedly connected with third pneumatic telescopic link (407) of mounting panel (404), and the equal fixedly connected with second pneumatic telescopic link (406) in both sides of third pneumatic telescopic link (407) bottom, the equal fixedly connected with in bottom of second pneumatic telescopic link (406) has moved splint (403), the equal fixedly connected with solid fixed splint (405) of inner wall that removes splint (403) below mounting panel (404).
3. The portal bridge girder erection machine for high-speed railway roads of claim 1, wherein: the equal fixedly connected with in bottom of support column (6) removes wheel (3), and removes the equal fixedly connected with first pneumatic telescopic link (1) of outer wall of wheel (3) both sides support column (6), the equal fixedly connected with backup pad (2) in bottom of first pneumatic telescopic link (1), and the both sides on the top of backup pad (2) all are provided with through-hole (5).
4. The portal bridge girder erection machine for high-speed railway roads of claim 1, wherein: both sides of the outer wall of the first rotating shaft (13) are fixedly connected with blocking pieces (9), and the inner sides of the blocking pieces (9) are uniformly and fixedly connected with springs.
5. The portal bridge girder erection machine for high-speed railway roads of claim 1, wherein: the utility model discloses a pneumatic telescopic link of dolly (14) bottom, including the both ends of dolly (14), the both ends of dolly (14) bottom are all fixedly connected with fixed block (22), and equal fixedly connected with second pivot (23) between the both ends inner wall of fixed block (22), the both ends of second pivot (23) outer wall all are provided with recess (24), the equal fixedly connected with fourth pneumatic telescopic link (25) in both sides of fixed block (22) bottom, the outer wall of second pivot (23) all is through solid fixed ring (18) of balanced cable wire (19) fixedly connected with, and solid fixed ring (18) fixed connection in the outer wall of lifting by crane cable wire (12).
6. The portal bridge girder erection machine for high-speed railway roads of claim 1, wherein: the inner part of the moving mechanism (20) is sequentially provided with a sliding block (2001), a second motor (2002) and a screw rod (2003), the screw rod (2003) is fixedly connected to the inner parts of two sides of the bottom end of the bottom plate (15), one side of the screw rod (2003) is fixedly connected with the second motor (2002), and the outer wall of the screw rod (2003) is movably connected with the sliding block (2001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020722663.5U CN212077655U (en) | 2020-05-06 | 2020-05-06 | High-speed railway highway gate-type bridging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020722663.5U CN212077655U (en) | 2020-05-06 | 2020-05-06 | High-speed railway highway gate-type bridging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212077655U true CN212077655U (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020722663.5U Active CN212077655U (en) | 2020-05-06 | 2020-05-06 | High-speed railway highway gate-type bridging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212077655U (en) |
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2020
- 2020-05-06 CN CN202020722663.5U patent/CN212077655U/en active Active
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 453400 Nanpu District, Changyuan City, Xinxiang City, Henan Province Patentee after: Henan Lugang Crane Group Co.,Ltd. Address before: 453400 south of the middle section of Wei'Er Road, Changyuan County, Xinxiang City, Henan Province Patentee before: HENAN LUGANG CRANE Co.,Ltd. |
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| CP03 | Change of name, title or address |