CN210393502U - Bridge deck crane for mounting steel box girder for bridge - Google Patents

Bridge deck crane for mounting steel box girder for bridge Download PDF

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Publication number
CN210393502U
CN210393502U CN201920960487.6U CN201920960487U CN210393502U CN 210393502 U CN210393502 U CN 210393502U CN 201920960487 U CN201920960487 U CN 201920960487U CN 210393502 U CN210393502 U CN 210393502U
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CN
China
Prior art keywords
bridge
box girder
steel box
supporting
seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920960487.6U
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Chinese (zh)
Inventor
郑辉
刘日秋
金光华
其他发明人请求不公开姓名
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Greenland Construction Steel Structure Co ltd
Shanghai Greenland Construction Group Co Ltd
Original Assignee
Shanghai Greenland Construction Steel Structure Co ltd
Shanghai Greenland Construction Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Shanghai Greenland Construction Steel Structure Co ltd, Shanghai Greenland Construction Group Co Ltd filed Critical Shanghai Greenland Construction Steel Structure Co ltd
Priority to CN201920960487.6U priority Critical patent/CN210393502U/en
Application granted granted Critical
Publication of CN210393502U publication Critical patent/CN210393502U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a bridge floor loop wheel machine is used in installation of steel box girder for bridge, including bridge and steel box girder, the support frame has been placed on the top of bridge, thousand stones have been placed in the inner chamber left side of support frame, the right side of support frame has the backup pad through bolt locking, there is the one end of bracing piece through bolt locking in the bottom left side of backup pad, the other end of bracing piece and the right side fixed connection of support frame, the bottom of bracing piece is provided with the supporting leg, and the bottom of supporting leg contacts with the top of bridge, both sides all have the hydraulic pump through bolt symmetry locking around the right side top of support frame, the right side of hydraulic pump is provided with the connecting plate, the bottom left and right sides of connecting plate all is provided with the gyro. This bridge floor loop wheel machine is used in installation of steel box girder for bridge, the device can effectually conveniently install the steel box girder, takes place to rock aloft when avoiding the steel box girder to be hoisted, more accords with the user demand of reality.

Description

Bridge deck crane for mounting steel box girder for bridge
Technical Field
The utility model relates to a bridge construction technical field specifically is a bridge floor loop wheel machine is used in installation of steel case roof beam for bridge.
Background
Steel box girders, also called steel plate box girders, are common structural forms for large-span bridges, generally used on bridges with large span, called steel box girders because of the appearance like a box, in large-span cable supported bridges, the span of the steel box girders reaches hundreds of meters and up to kilometers, generally divided into a plurality of beam sections for manufacturing and installation, the cross section has the characteristics of wide and flat appearance, and the height-width ratio reaches 1: about 10, the crane is adopted to present steel box girder mounting means more, lifts the steel box girder through wire rope and installs, but when the crane passed through wire rope and hoisted the steel box girder and install, the steel box girder can take place to rock aloft, hardly installs its accuracy, leads to its installation to have the deviation, wastes time and energy, and the operation is inconvenient, does not conform to actual user demand.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bridge floor loop wheel machine is used in installation of steel case roof beam for bridge to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bridge deck crane for mounting a steel box girder for a bridge comprises the bridge and the steel box girder, wherein a support frame is placed at the top end of the bridge, thousand stones are placed on the left side of an inner cavity of the support frame, a support plate is locked on the right side of the support frame through bolts, one end of a support rod is locked on the left side of the bottom end of the support plate through bolts, the other end of the support rod is fixedly connected with the right side of the support frame, a support leg is arranged at the bottom end of the support rod, the bottom end of the support leg is contacted with the top end of the bridge, hydraulic pumps are symmetrically locked on the front side and the rear side of the top end of the right side of the support frame through bolts, a connecting plate is arranged on the right side of the hydraulic pumps, rollers are symmetrically arranged on the left side and the right side of the bottom, the utility model discloses a screw bolt, including connecting seat, inner chamber, bearing and connecting seat, the inner chamber front side of connecting seat has the motor through the screw connection, the output of motor is connected with the screw rod, and the inner wall fixed connection of bearing and connecting seat is passed through to the right side one end of screw rod, the inner ring of bearing and the outer wall interference fit of screw rod, the outer loop of bearing and the inner wall fixed connection of connecting seat, the equal symmetrical threaded connection in both ends has the rectangular block around the outer wall of screw rod, the bottom welding of rectangular block has the supporting seat, the inboard bottom.
Preferably, the steel box girder is positioned at the inner side of the supporting seat.
Preferably, the included angle between the supporting rod and the supporting plate is 45 degrees.
Preferably, the distance length between the oil cylinder and the support rod is smaller than the transverse distance length between the steel box girder and the bridge.
Preferably, the outer wall of the supporting seat is L-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: the bridge deck crane for mounting the steel box girder for the bridge is characterized in that the connecting seat is driven to drive the supporting seat to move downwards to the front side and the rear side of the steel box girder after the oil cylinder is normally started, the screw rod is driven to rotate after the motor is normally started, the rectangular block drives the supporting seat and the rubber pad to move inwards and contact with the steel box girder, the connecting seat is driven to pull the supporting seat and the rubber pad to move upwards and contact with the left side and the right side of the steel box girder by the oil cylinder, the supporting seat is driven to pull the steel box girder to move upwards, after the steel box girder moves upwards to be flush with the right side of the bridge, the connecting plate, the oil cylinder, the connecting seat, the supporting seat and the steel box girder are pulled to move towards the left side after the hydraulic pump is normally started, the steel box girder can be effectively and conveniently mounted, the steel box girder is prevented from shaking in the air when, more meets the actual use requirement.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the support base of the present invention;
fig. 3 is a right side sectional view of the connecting seat of the present invention.
In the figure: 1. bridge, 2, steel box girder, 3, support frame, 4, thousand stones, 5, backup pad, 6, bracing piece, 7, supporting leg, 8, hydraulic pump, 9, connecting plate, 10, gyro wheel, 11, hydro-cylinder, 12, connecting seat, 13, motor, 14, screw rod, 15, rectangle piece, 16, supporting seat, 17, rubber pad.
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. 1-3, the present invention provides a technical solution: a bridge deck crane for mounting a steel box girder for a bridge comprises a bridge 1 and the steel box girder 2, a screw 14 is driven to rotate after a motor 13 is normally started, a rectangular block 15 is driven to drive a supporting seat 16 and a rubber pad 17 to move inwards and contact with the steel box girder 2 through the screw 14, the motor 13 stops working, an oil cylinder 11 is started, a connecting seat 12 is driven to drive the supporting seat 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2 through the oil cylinder 11, the steel box girder 2 is conveniently driven to move upwards by the supporting seat 16, a supporting frame 3 is placed at the top end of the bridge 1, a thousand stones 4 are placed at the left side of an inner cavity of the supporting frame 3, a supporting plate 5 is locked at the right side of the supporting frame 3 through bolts, one end of a supporting rod 6 is locked at the left side of the bottom end of, the supporting plate 5 is supported by the supporting rod 6, the supporting rod 6 is supported by the supporting leg 7, the left side of the supporting frame 3 is balanced by the thousand stones 4, the phenomenon that the supporting frame 3 is toppled towards the right side due to the fact that the right side of the supporting frame 3 is stressed to be increased when the steel box girder 2 is pulled to move upwards by the oil cylinder 11 is avoided, the steel box girder 2 cannot be lifted and installed, the bottom end of the supporting leg 7 is in contact with the top end of the bridge 1, the hydraulic pump 8 is symmetrically locked on the front side and the rear side of the top end of the right side of the supporting frame 3 through bolts, the connecting plate 9 is arranged on the right side of the hydraulic pump 8, the rollers 10 are symmetrically arranged on the left side and the right side of the bottom end of the connecting plate 9 through bolts, the oil cylinders 11 are symmetrically locked on the front end and the rear end of the inner side of the bottom end of, the supporting seat 16 is promoted to pull the steel box girder 2 to move upwards, when the steel box girder 2 moves upwards to be flush with the right side of the bridge 1, the oil cylinder 11 stops working, the hydraulic pump 8 pulls the connecting plate 9, the oil cylinder 11, the connecting seat 12, the supporting seat 16 and the steel box girder 2 move towards the left side after being normally started, the distance length between the oil cylinder 11 and the supporting rod 6 is smaller than the transverse distance length between the steel box girder 2 and the bridge 1, the oil cylinder 11 is prevented from contacting with the supporting rod 6, so that the steel box girder 2 cannot be normally installed, the bottom end of the oil cylinder 11 is fixedly connected with the connecting seat 12 through a bolt, the front side of the inner cavity of the connecting seat 12 is connected with a motor 13 through a screw, the output end of the motor 13 is connected with a screw 14, one end of the right side of the screw 14 is fixedly connected with the inner wall of the connecting seat 12, the front end and the rear end of the outer wall of the screw 14 are symmetrically connected with rectangular blocks 15 through threads, the bottom end of each rectangular block 15 is welded with a supporting seat 16, after the oil cylinder 11 is normally started, the connecting seat 12 drives the supporting seat 16 to move downwards to the front side and the rear side of the steel box girder, the motor 13 drives the screw 14 to rotate after being normally started, the rectangular blocks 15 are driven by the screw rods 14 to drive the supporting seats 16 and the rubber pads 17 to move inwards and contact with the steel box girder 2, the oil cylinder 11 causes the connecting seat 12 to pull the supporting seat 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2, causes the supporting seat 16 to pull the steel box girder 2 to move upwards, when the steel box girder 2 upwards moves to the right side parallel and level with the bridge 1, the hydraulic pump 8 normally starts and then pulls the connecting plate 9, the oil cylinder 11, the connecting seat 12, the supporting seat 16 and the steel box girder 2 to move to the left side, the steel box girder 2 is installed, and the bottom of the inner side of the supporting seat 16 is provided with the rubber pad 17.
The following electric devices have the following types and functions:
the type of the hydraulic pump 8 is STA-63-100-10-3T, the hydraulic pump 8 is connected with an external power supply, the external power supply is 380V alternating current, and the external power supply of the hydraulic pump 8 is switched on or off to enable the hydraulic pump to work or stop working;
the model of the oil cylinder 11 is CD250/CDH1, the oil cylinder 11 is connected with an external power supply, the external power supply is 380V alternating current, and the external power supply of the oil cylinder 11 is switched on or off to enable the oil cylinder to work or stop working;
the motor 13 is a positive and negative rotation motor with the model of Y2-90L-4 poles, the motor 13 is connected with an external power supply, the external power supply is 380V alternating current, and the external power supply of the motor 13 is switched on or off to enable the motor to work or stop working.
Preferably, the steel box girder 2 is located on the inner side of the support base 16, the screw 14 is driven to rotate after the motor 13 is normally started, the rectangular block 15 is driven by the screw 14 to drive the support base 16 and the rubber pad 17 to move inwards and contact with the steel box girder 2, the motor 13 is stopped, the oil cylinder 11 is started, the oil cylinder 11 is driven to drive the connection base 12 to pull the support base 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2, and the steel box girder 2 is conveniently pulled to move upwards by the support base 16.
As preferred scheme, further, the contained angle between bracing piece 6 and the backup pad 5 is 45 degrees, plays supporting role to backup pad 5 through bracing piece 6, plays supporting role to bracing piece 6 through supporting leg 7, plays the balancing act to the left side of support frame 3 through thousand stones 4, when avoiding 11 pulling steel box girder 2 rebound of hydro-cylinder, makes the right side atress increase of support frame 3, leads to support frame 3 to take place to empty to the right side to lead to can't hoisting steel box girder 2 and installing.
Preferably, the distance between the oil cylinder 11 and the support rod 6 is less than the transverse distance between the steel box girder 2 and the bridge 1, the oil cylinder 11 causes the connecting seat 12 to pull the supporting seat 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2, the supporting seat 16 pulls the steel box girder 2 to move upwards, when the steel box girder 2 moves upwards to be flush with the right side of the bridge 1, the oil cylinder 11 stops working, the hydraulic pump 8 pulls the connecting plate 9, the oil cylinder 11, the connecting seat 12, the supporting seat 16 and the steel box girder 2 to move towards the left side after being normally started, the distance between the oil cylinder 11 and the support rod 6 is less than the transverse distance between the steel box girder 2 and the bridge 1, and the situation that the oil cylinder 11 contacts with the support rod 6 to cause that the steel box girder 2 cannot be normally installed.
Preferably, the outer wall of the support base 16 is L-shaped, the oil cylinder 11 is normally started to drive the support base 12 to drive the support base 16 to move downwards to the front side and the rear side of the steel box girder, the motor 13 is normally started to drive the screw 14 to rotate, the screw 14 drives the rectangular block 15 to drive the support base 16 and the rubber pad 17 to move inwards and contact with the steel box girder 2, the oil cylinder 11 is used to drive the connection base 12 to drive the support base 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2, the support base 16 is driven to drive the steel box girder 2 to move upwards, and when the steel box girder 2 moves upwards to be flush with the right side of the bridge 1, the hydraulic pump 8 is normally started to drive the connection plate 9, the oil cylinder 11, the connection base 12, the support base 16 and the steel box girder 2.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When the bridge deck crane for mounting the steel box girder for the bridge is used, when the steel box girder needs to be lifted for assembly, a power supply of a hydraulic pump 8, an oil cylinder 11 and a motor 13 is switched on, the oil cylinder 11 is normally started to enable a connecting seat 12 to drive a supporting seat 16 to move downwards to the front side and the rear side of the steel box girder, the oil cylinder 11 stops working, the motor 13 is normally started to enable a screw 14 to rotate, the rectangular block 15 drives the supporting seat 16 and a rubber pad 17 to move inwards and contact with the steel box girder 2 through the threaded connection relationship between the screw 14 and the rectangular block 15, the motor 13 stops working, the oil cylinder 11 is started, the connecting seat 12 enables the supporting seat 12 to drive the supporting seat 16 and the rubber pad 17 to move upwards and contact with the left side and the right side of the steel box girder 2 through the oil cylinder 11, the supporting seat 16 drives the steel box girder 2 to move upwards, and the oil cylinder 11 stops working, the hydraulic pump 8 pulls connecting plate 9, hydro-cylinder 11, connecting seat 12, supporting seat 16 and steel box girder 2 and moves to the left side after normal start, stops hydraulic pump 8 work after steel box girder 2 and 1 contact of bridge, assembles steel box girder 2, and the device simple structure controls convenient to use, can effectually conveniently install steel box girder, more accords with the user demand of reality.

Claims (5)

1. The utility model provides a bridge floor loop wheel machine is used in installation of steel case roof beam for bridge, includes bridge (1) and steel case roof beam (2), its characterized in that: the supporting frame (3) is placed at the top end of the bridge (1), the thousand stones (4) are placed on the left side of the inner cavity of the supporting frame (3), the supporting plate (5) is locked on the right side of the supporting frame (3) through bolts, one end of the supporting rod (6) is locked on the left side of the bottom end of the supporting plate (5) through bolts, the other end of the supporting rod (6) is fixedly connected with the right side of the supporting frame (3), the supporting leg (7) is arranged at the bottom end of the supporting rod (6), the bottom end of the supporting leg (7) is in contact with the top end of the bridge (1), the hydraulic pump (8) is symmetrically locked on the front side and the rear side of the top end of the right side of the supporting frame (3) through bolts, the connecting plate (9) is arranged on the right side of the hydraulic pump (8), the idler wheels (10) are symmetrically arranged on the left side and the, the bottom of hydro-cylinder (11) is through bolt fixedly connected with connecting seat (12), there is motor (13) inner chamber front side of connecting seat (12) through the screw connection, the output of motor (13) is connected with screw rod (14), and the inner wall fixed connection of bearing and connecting seat (12) is passed through to the right side one end of screw rod (14), the inner ring of bearing and the outer wall interference fit of screw rod (14), the outer loop of bearing and the inner wall fixed connection of connecting seat (12), the equal symmetrical threaded connection in both ends has rectangular block (15) around the outer wall of screw rod (14), the bottom weld of rectangular block (15) has supporting seat (16), the inboard bottom of supporting seat (16) is provided with rubber pad (17).
2. The bridge deck crane for mounting the steel box girder for the bridge according to claim 1, wherein: the steel box girder (2) is positioned on the inner side of the supporting seat (16).
3. The bridge deck crane for mounting the steel box girder for the bridge according to claim 1, wherein: the included angle between the supporting rod (6) and the supporting plate (5) is 45 degrees.
4. The bridge deck crane for mounting the steel box girder for the bridge according to claim 1, wherein: the distance length between the oil cylinder (11) and the support rod (6) is smaller than the transverse distance length between the steel box girder (2) and the bridge (1).
5. The bridge deck crane for mounting the steel box girder for the bridge according to claim 1, wherein: the outer wall of the supporting seat (16) is L-shaped.
CN201920960487.6U 2019-06-25 2019-06-25 Bridge deck crane for mounting steel box girder for bridge Expired - Fee Related CN210393502U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920960487.6U CN210393502U (en) 2019-06-25 2019-06-25 Bridge deck crane for mounting steel box girder for bridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920960487.6U CN210393502U (en) 2019-06-25 2019-06-25 Bridge deck crane for mounting steel box girder for bridge

Publications (1)

Publication Number Publication Date
CN210393502U true CN210393502U (en) 2020-04-24

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ID=70352075

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Application Number Title Priority Date Filing Date
CN201920960487.6U Expired - Fee Related CN210393502U (en) 2019-06-25 2019-06-25 Bridge deck crane for mounting steel box girder for bridge

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112695639A (en) * 2020-12-25 2021-04-23 上海浦兴路桥建设工程有限公司 Construction method for hoisting new elevated bridge based on original bridge

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112695639A (en) * 2020-12-25 2021-04-23 上海浦兴路桥建设工程有限公司 Construction method for hoisting new elevated bridge based on original bridge
CN112695639B (en) * 2020-12-25 2022-08-19 上海浦兴路桥建设工程有限公司 Construction method for hoisting new elevated bridge based on original bridge

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200424

CF01 Termination of patent right due to non-payment of annual fee