CN115948998A - Bridge erecting machine for bridge erection - Google Patents
Bridge erecting machine for bridge erection Download PDFInfo
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- CN115948998A CN115948998A CN202310035815.2A CN202310035815A CN115948998A CN 115948998 A CN115948998 A CN 115948998A CN 202310035815 A CN202310035815 A CN 202310035815A CN 115948998 A CN115948998 A CN 115948998A
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- 238000000429 assembly Methods 0.000 claims abstract description 12
- 238000013016 damping Methods 0.000 claims description 22
- 230000000694 effects Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 6
- 230000032258 transport Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 108010066278 cabin-4 Proteins 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
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Abstract
The invention relates to the technical field of bridge girder erection machines, in particular to a bridge girder erection machine for bridge girder erection, which comprises a base, a plurality of movable wheels, a top machine body, a plurality of supporting columns and a plurality of reinforcing arms, wherein the top machine body is arranged at one side of the base, the top machine body is connected with the base through the plurality of supporting columns and the plurality of reinforcing arms, a control cabin is arranged on the top machine body, and the bridge girder erection machine also comprises: the device comprises a top machine body, two groups of bridge supporting assemblies, a plurality of guide rails and a plurality of traction devices, wherein the top machine body is provided with a guide rail; the linear motors are the same as the bridge supporting assemblies in number and are arranged on the top machine body; the front support assembly is arranged at one end of the top machine body; compared with the clamping and fixing mode on the traditional bridge girder erection machine, the device breaks away from the traditional bolt fixing mode under the condition of ensuring the clamping stability, and shortens the laying time of a bridge body.
Description
Technical Field
The invention relates to the technical field of bridge erecting machines, in particular to a bridge erecting machine for bridge erection.
Background
With the continuous development of transportation, the bridge erecting mechanical equipment is correspondingly and rapidly developed, and the bridge erecting machine is more and more widely and frequently applied as the necessary equipment for erecting highways and railway bridges.
The bridge girder erection machine generally moves directly on a paved bridge floor, and then when the bridge girder erection machine reaches an un-paved position, the bridge girder is transported to the lower part of the bridge girder erection machine through a transport vehicle, and then the bridge girder is transported to a paved bridge seat by using a hoisting device, so that the paving work of the bridge girder is completed.
The hoisting device of the existing bridge girder erection machine is simple in structure, needs manual auxiliary connection of workers when fixedly connected with a bridge body every time, realizes connection work by screwing bolts, is very inconvenient and consumes a large amount of time.
Disclosure of Invention
The invention aims to provide a bridge erecting machine for bridge erection, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a bridge girder erection machine, removes wheel, top organism, a plurality of support column and a plurality of including base, a plurality of and consolidates the arm, the top organism sets up in one side of base, and the top organism is consolidated arm and base through a plurality of support column and a plurality of and is connected, be provided with the control storehouse on the top organism, bridge girder erection machine still includes:
the device comprises a top machine body, two groups of bridge supporting assemblies, a plurality of guide rails and a plurality of traction devices, wherein the top machine body is provided with a guide rail;
the linear motors are the same as the bridge supporting assemblies in number and are arranged on the top machine body, and the output ends of the linear motors are connected with the bridge supporting assemblies; and
the front supporting assembly is arranged at one end of the top machine body and is used for supporting the top machine body on the bridge seat; wherein
The bridge module includes:
the sliding seat is movably arranged on the guide rail and is connected with the linear motor;
the lifting platform is movably arranged on one side of the sliding seat;
the first hydraulic cylinder is arranged on the sliding seat, and the movable end of the first hydraulic cylinder is connected with the lifting platform; and
and the clamping module is arranged on the lifting platform and used for clamping and fixing the bridge body.
The application further adopts the technical scheme that: the clamping module includes:
the upper clamping seat is arranged on the lifting platform;
the lower clamping seat is arranged on one side of the upper clamping seat, a second hydraulic cylinder is arranged on the upper clamping seat, and the movable end of the second hydraulic cylinder is connected with the lower clamping seat;
the clamping heads are arranged at one end of the upper clamping seat in a movable manner at equal intervals, and a plurality of guide rods which penetrate through the clamping heads in a sliding manner are arranged on the upper clamping seat;
the adjusting unit is arranged on the upper clamping seat, connected with the clamping heads and used for adjusting the distance between every two adjacent clamping heads; and
and the resistance increasing unit is arranged on the clamping head, is connected with the adjusting unit and is used for increasing the frictional resistance between the clamping head and the bridge body.
The application further adopts the technical scheme that: the adjusting unit includes:
the abutting plate is movably arranged on the upper clamping seat and is elastically connected with the upper clamping seat;
the number of the moving blocks is a plurality, the moving blocks correspond to the positions of the clamping heads one by one, and the moving blocks are movably arranged on the upper clamping seat;
the number of the connecting blocks is the same as that of the moving blocks, and each connecting block is connected with each moving block through a second cylinder; and
the first air cylinder is connected between two adjacent clamping heads through the first air cylinder, and the first air cylinder is communicated with the second air cylinder.
The application further adopts the technical scheme that: the resistance increasing unit comprises a third cylinder, a sliding block, a push arm and a damping plate;
the one end and the articulated department of holding head of damping plate are provided with the torsional spring, the slider activity sets up on the clamping head, and the slider is through pushing arm and damping plate swing joint, no. three cylinders are connected between holding head and slider, and No. three cylinders and a cylinder intercommunication.
This application still further technical scheme: the damping plate is provided with a plurality of protruding parts at equal intervals.
The application further adopts the technical scheme that: the front support assembly includes:
the supporting foot seat is movably arranged on one side of the top machine body;
the hydraulic cylinders are arranged on the top machine body, and the movable ends of the hydraulic cylinders are connected with the supporting foot seats; and
and the limiting unit is arranged on the supporting foot seat and is used for limiting the displacement phenomenon of the supporting foot seat on the bridge seat.
This application still further technical scheme: the limiting unit comprises a limiting rod and elastic pieces, the limiting rod is provided with a plurality of supporting foot seats, and the elastic pieces are connected between the limiting rod and the supporting foot seats.
Compared with the prior art, the technical scheme provided by the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, the upper clamping seat is provided with the plurality of clamping heads which are distributed at equal intervals, and meanwhile, the adjusting unit and the resistance increasing unit are arranged, so that the adjusting unit can be controlled to work when the upper clamping seat is inserted into the groove body in the bridge body, the clamping heads can be unfolded to enlarge the contact range with the bridge body, the resistance increasing unit can be controlled to work, the friction resistance between the clamping heads and the bridge body is increased, the stability between the upper clamping seat and the bridge body is further improved, compared with a clamping and fixing mode on a traditional bridge girder erection machine, the device breaks away from a traditional bolt fixing mode under the condition of ensuring the clamping stability, and the bridge body laying time is shortened.
Drawings
FIG. 1 is a schematic structural diagram of a bridge erecting machine for bridge erection according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a bridge supporting component of the bridge erecting machine according to the embodiment of the present invention;
FIG. 3 is an enlarged schematic structural view of a point A of the bridge erecting machine according to the embodiment of the present invention;
FIG. 4 is a top view of a clamping head of the bridge erecting machine according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a contact plate and a moving block in the bridge erecting machine according to the embodiment of the invention;
fig. 6 is an enlarged schematic structural view of a position B of the bridge erecting machine according to the embodiment of the invention.
The reference numerals in the schematic drawings illustrate:
the device comprises a base 1, a moving wheel 2, a servo motor 3, a control cabin 4, a guide rail 5, a sliding seat 6, a hydraulic cylinder 7, a reinforcing arm 8, a supporting column 9, a lifting platform 10, an upper clamping seat 11, a hydraulic cylinder 12-II, a lower clamping seat 13, a clamping head 14, a damping plate 15, a pushing arm 16, a sliding block 17, a cylinder 18-III, a guide rod 19, a cylinder 20-I, a contact plate 21, a moving block 22, a cylinder 23-II, a connecting block 24, a supporting foot seat 25, a hydraulic cylinder 26-III, a limiting rod 27 and a spring 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and the present invention is further described with reference to the embodiments below.
Referring to fig. 1 to 6, in an embodiment of the present application, a bridge erecting machine for bridge erection includes a base 1, a plurality of moving wheels 2, a top machine body, a plurality of supporting columns 9, and a plurality of reinforcing arms 8, wherein the top machine body is disposed on one side of the base 1, the top machine body is connected to the base 1 through the plurality of supporting columns 9 and the plurality of reinforcing arms 8, the top machine body is provided with a control cabin 4, and the bridge erecting machine further includes:
the device comprises two sets of bridge supporting assemblies, a main body and a plurality of guide rails, wherein the two sets of bridge supporting assemblies are movably arranged on the guide rails 5 formed on the main body, and are oppositely arranged and used for mounting a bridge body and drawing the bridge body to move;
the linear motors are the same as the bridge supporting assemblies in number and are arranged on the top machine body, and the output ends of the linear motors are connected with the bridge supporting assemblies; and
the front supporting assembly is arranged at one end of the top machine body and is used for supporting the top machine body on the bridge seat; wherein
The bridge module includes:
the sliding seat 6 is movably arranged on the guide rail 5 and is connected with the linear motor;
the lifting platform 10 is movably arranged on one side of the sliding seat 6;
the first hydraulic cylinder 7 is arranged on the sliding seat 6, and the movable end of the first hydraulic cylinder is connected with the lifting platform 10; and
and the clamping module is arranged on the lifting platform 10 and used for clamping and fixing the bridge body.
In this embodiment, the clamping module includes:
an upper clamping seat 11 arranged on the lifting platform 10;
the lower clamping seat 13 is arranged on one side of the upper clamping seat 11, a second hydraulic cylinder 12 is arranged on the upper clamping seat 11, and the movable end of the second hydraulic cylinder 12 is connected with the lower clamping seat 13;
the clamping heads 14 are arranged at one end of the upper clamping seat 11 in a movable manner at equal intervals, and a plurality of guide rods 19 which penetrate through the clamping heads 14 in a sliding manner are arranged on the upper clamping seat 11;
the adjusting unit is arranged on the upper clamping seat 11, connected with the clamping heads 14 and used for adjusting the distance between every two adjacent clamping heads 14; and
and the resistance increasing unit is arranged on the clamping head 14, is connected with the adjusting unit and is used for increasing the frictional resistance between the clamping head 14 and the bridge body.
It should be noted that the position of the sliding seat 6 on the guide rail 5 is not limited to the adjustment by the servo motor 3, and may also be driven by an electric cylinder or by a motor and a threaded rod, which are not listed here.
In actual application, the whole bridge girder erection machine is placed on a paved bridge, a worker controls the moving wheels 2 to rotate in the control bin 4 to enable the whole bridge girder erection machine to move on the bridge, when the bridge girder erection machine reaches a paving position, the front end of the girder erection machine is supported on the bridge seat by controlling the operation of the front supporting assembly, the stability of the whole bridge girder erection machine in the paving process is ensured, then when the bridge girder is transported to the position right below the girder erection machine by a transport vehicle, the linear motor and the hydraulic cylinder 7 are controlled to operate, the sliding seats 6 at two positions reach the two sides of the bridge girder, the upper clamping seat 11 and the lower clamping seat 13 are inserted into a groove reserved in the bridge girder, in the process, the operation of the adjusting unit is controlled, the distance between two adjacent clamping heads 14 is increased, the resistance increasing unit is controlled to operate simultaneously, the friction resistance between the clamping heads 14 and the bridge girder is increased, the clamping effect on the bridge girder is improved, then the hydraulic cylinder 12 is controlled to operate, the lower clamping seat 13 and the linear motor are tightly attached to complete the clamping and the fixing work of the bridge girder, then the linear motor is controlled to move to the paving position again, and the hydraulic cylinder 7 is controlled to complete the paving work.
Referring to fig. 1 to 5, as another preferred embodiment of the present application, the adjusting unit includes:
the abutting plate 21 is movably arranged on the upper clamping seat 11 and is elastically connected with the upper clamping seat;
a plurality of moving blocks 22 which correspond to the positions of the clamping heads 14 one by one, wherein the moving blocks 22 are movably arranged on the upper clamping base 11;
the number of the connecting blocks 24 is the same as that of the moving blocks 22, and each connecting block 24 is connected with each moving block 22 through a second air cylinder 23; and
the first air cylinder 20 is connected between two adjacent clamping heads 14 through the first air cylinder 20, and the first air cylinder 20 is communicated with the second air cylinder 23.
In a specific case of the present embodiment, the resistance increasing unit includes a No. three cylinder 18, a slider 17, a push arm 16, and a damping plate 15;
the one end of damping plate 15 and the articulated department that just articulates of clamping head 14 are provided with the torsional spring, slider 17 activity sets up on clamping head 14, and slider 17 is through pushing arm 16 and damping plate 15 swing joint, no. three cylinder 18 are connected between clamping head 14 and slider 17, and No. three cylinder 18 and cylinder 20 communicate.
In another specific case of the present embodiment, a plurality of protrusions are equally spaced on the damping plate 15.
When the upper clamping seat 11 and the lower clamping seat 13 are controlled to move towards the reserved groove body on the bridge body, the contact plate 21 on the upper clamping seat 11 and the bridge body are in conflict and move along the upper clamping seat 11, so that the second cylinder 23 contracts, in the process, air in the second cylinder 23 can be squeezed into the first cylinder 20 and the third cylinder 18, the first cylinder 20 and the third cylinder 18 are extended, the first cylinder 20 is extended, the clamping heads 14 can be unfolded to move, the distance between every two adjacent clamping heads 14 is increased, so that the contact range between the upper clamping seat 11 and the bridge body is enlarged, the third cylinder 18 is extended to drive the sliding block 17 to move, the sliding block 17 is driven to move along the clamping heads 14, under the action of the pushing arm 16, the damping plate 15 is controlled to rotate along the hinged position of the damping plate, until the damping plate 15 is parallel to the upper surface of the clamping heads 14, the damping plate 15 is fully attached to the bridge body at the moment, and the stability between the upper clamping seat 11 and the bridge body is improved.
Referring to fig. 1 and 6, as another preferred embodiment of the present application, the front support assembly includes:
the supporting foot seat 25 is movably arranged on one side of the top machine body;
a plurality of third hydraulic cylinders 26 are arranged on the top machine body, and the movable ends of the third hydraulic cylinders 26 are connected with the supporting foot seats 25; and
and the limiting unit is arranged on the supporting foot seat 25 and is used for limiting the displacement phenomenon of the supporting foot seat 25 on the bridge seat.
In this embodiment, the limiting unit includes a plurality of limiting rods 27 and elastic members, the limiting rods 27 are movably disposed on the supporting foot seats 25, and the elastic members are connected between the limiting rods 27 and the supporting foot seats 25.
It should be noted that the elastic member may be a spring 28, a spring plate, or an elastic steel plate, in this embodiment, the elastic member is preferably a spring 28, the spring 28 is connected between the limiting rod 27 and the supporting foot seat 25, and as for the specific type of the spring 28, an optimal choice may be made according to practical situations, and no specific limitation is made herein.
When moving the whole bridge crane of wheel 2 control and moving the position of laying the pontic on the bridge, 4 staff in control storehouse this moment control No. three pneumatic cylinder 26 extensions, drive the direction removal of supporting foot stool 25 towards the pontic, until supporting foot stool 25 and the contact of pontic, through setting up a plurality of gag lever post 27, can insert the position that has unevenness on the pontic with gag lever post 27, thereby carry out spacing processing to supporting foot stool 25, improve the stability of whole device at the pontic laying process.
The working principle of the application is as follows:
place whole bridge crane on laying the bridge of completion, the staff removes wheel 2 rotations in control storehouse 4 internal control and makes whole bridge crane remove on the bridge, when bridge crane reachs and lays the position, control storehouse 4 staff control No. three pneumatic cylinder 26 extensions this moment, drive the direction removal of support foot stool 25 towards the bridge stool, until supporting foot stool 25 and bridge stool contact, through setting up a plurality of gag lever post 27, can insert the position that has unevenness on the bridge stool with gag lever post 27, thereby carry out spacing processing to supporting foot stool 25, improve the stability of whole device at the bridge body in-process of laying. Then when the transport vehicle transports the bridge body to the position right below the top machine body, the linear motor and the first hydraulic cylinder 7 are controlled to work, the sliding seats 6 at the two positions reach the two sides of the bridge body, the upper clamping seat 11 and the lower clamping seat 13 are inserted into a groove body reserved in the bridge body, when the upper clamping seat 11 and the lower clamping seat 13 are controlled to move towards the groove body reserved in the bridge body, the abutting plate 21 on the upper clamping seat 11 and the bridge body abut against each other and move along the upper clamping seat 11, so that the second air cylinder 23 contracts, in the process, air in the second air cylinder 23 can be squeezed into the first air cylinder 20 and the third air cylinder 18, the first air cylinder 20 and the third air cylinder 18 are both extended, when the first air cylinder 20 is extended, the first air cylinder 14 can be unfolded to move, the distance between the two adjacent clamping heads 14 is increased, so that the contact range between the upper clamping seat 11 and the bridge body is increased, the third air cylinder 18 can drive the sliding block 17 to move, so as to drive the sliding block 17 to move along the clamping heads 14, under the action of the clamping arm 16, the clamping plate 15 and the damping plate 15 are controlled to rotate along the upper clamping seat, and the damping plate 15, and the damping plate are fully attached to the upper clamping seat, and the damping plate 15, and the damping plate are fully improved in parallel.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a bridge girder erection machine, removes wheel, top organism, a plurality of support column and a plurality of including base, a plurality of and consolidates the arm, the top organism sets up in one side of base, and the top organism is consolidated arm and base through a plurality of support column and a plurality of and is connected, be provided with the control storehouse on the top organism, its characterized in that, bridge girder erection machine still includes:
the device comprises a top machine body, two groups of bridge supporting assemblies, a plurality of guide rails and a plurality of traction devices, wherein the top machine body is provided with a guide rail;
the linear motors are the same as the bridge supporting assemblies in number and are arranged on the top machine body, and the output ends of the linear motors are connected with the bridge supporting assemblies; and
the front supporting assembly is arranged at one end of the top machine body and is used for supporting the top machine body on the bridge seat; wherein
The bridge module includes:
the sliding seat is movably arranged on the guide rail and is connected with the linear motor;
the lifting platform is movably arranged on one side of the sliding seat;
the first hydraulic cylinder is arranged on the sliding seat, and the movable end of the first hydraulic cylinder is connected with the lifting platform; and
and the clamping module is arranged on the lifting platform and used for clamping and fixing the bridge body.
2. A bridge erecting and erecting machine according to claim 1, wherein said clamping module comprises:
the upper clamping seat is arranged on the lifting platform;
the lower clamping seat is arranged on one side of the upper clamping seat, a second hydraulic cylinder is arranged on the upper clamping seat, and the movable end of the second hydraulic cylinder is connected with the lower clamping seat;
the clamping heads are movably arranged at one end of the upper clamping seat at equal intervals, and a plurality of guide rods which penetrate through the clamping heads in a sliding manner are arranged on the upper clamping seat;
the adjusting unit is arranged on the upper clamping seat, connected with the clamping heads and used for adjusting the distance between every two adjacent clamping heads; and
and the resistance increasing unit is arranged on the clamping head, is connected with the adjusting unit and is used for increasing the frictional resistance between the clamping head and the bridge body.
3. A bridge erecting and erecting machine according to claim 2, wherein said adjusting unit comprises:
the contact plate is movably arranged on the upper clamping seat and is elastically connected with the upper clamping seat;
the number of the moving blocks is a plurality, the moving blocks correspond to the positions of the clamping heads one by one, and the moving blocks are movably arranged on the upper clamping seat;
the number of the connecting blocks is the same as that of the moving blocks, and each connecting block is connected with each moving block through a second cylinder; and
the first cylinder is connected between two adjacent clamping heads through the first cylinder, and the first cylinder is communicated with the second cylinder.
4. The bridge erecting and erecting machine according to claim 3, wherein the resistance increasing unit comprises a third cylinder, a sliding block, a pushing arm and a damping plate;
the one end and the articulated department of the clamping head of damping plate are provided with the torsional spring, the slider activity sets up on the clamping head, and the slider is through pushing away arm and damping plate swing joint, no. three cylinder are connected between clamping head and slider, and No. three cylinder and cylinder intercommunication No. one.
5. A bridge erecting and erecting machine according to claim 4, wherein a plurality of protrusions are equidistantly arranged on said damping plate.
6. A bridge erecting and erecting machine according to claim 1, wherein said front support assembly comprises:
the supporting foot seat is movably arranged on one side of the top machine body;
the hydraulic cylinder III is provided with a plurality of hydraulic cylinders and arranged on the top machine body, and the movable end of the hydraulic cylinder III is connected with the supporting foot seat; and
and the limiting unit is arranged on the supporting foot seat and used for limiting the displacement phenomenon of the supporting foot seat on the bridge seat.
7. A bridge girder erection machine according to claim 6, wherein the limiting unit comprises a plurality of limiting rods and elastic members, the limiting rods are movably arranged on the supporting foot seats, and the elastic members are connected between the limiting rods and the supporting foot seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310035815.2A CN115948998A (en) | 2023-01-10 | 2023-01-10 | Bridge erecting machine for bridge erection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310035815.2A CN115948998A (en) | 2023-01-10 | 2023-01-10 | Bridge erecting machine for bridge erection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115948998A true CN115948998A (en) | 2023-04-11 |
Family
ID=87287721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310035815.2A Pending CN115948998A (en) | 2023-01-10 | 2023-01-10 | Bridge erecting machine for bridge erection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115948998A (en) |
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2023
- 2023-01-10 CN CN202310035815.2A patent/CN115948998A/en active Pending
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