CN109403218B

CN109403218B - Bridge girder erection machine convenient to overhaul for bridge construction

Info

Publication number: CN109403218B
Application number: CN201811561162.7A
Authority: CN
Inventors: 范宝庆; 高磊; 李建夺; 常雪岭; 杨明; 袁帅; 黄锋锋; 王兆阳
Original assignee: China Overseas Traffic Construction Co ltd
Current assignee: China Overseas Traffic Construction Co ltd
Priority date: 2018-12-20
Filing date: 2018-12-20
Publication date: 2020-04-21
Anticipated expiration: 2038-12-20
Also published as: CN109403218A

Abstract

The invention discloses a bridge girder erection machine convenient for bridge construction maintenance, which comprises a cross beam and a bridge plate, wherein one end of the cross beam is provided with a driving wheel, the lower side of the other end of the cross beam is provided with a guide wheel, the other end of the cross beam is fixedly connected with a positioning support frame, one side of the positioning support frame is provided with a fixed support frame, the lower side of the middle part of the cross beam is provided with a clamp, the clamp comprises a main clamping plate, an auxiliary bracket, a bottom supporting plate, an auxiliary supporting plate, a connecting plate and a sliding plate, the auxiliary bracket is arranged on the lower side of the main clamping plate through a rotating shaft, the bottom supporting plate is arranged on the upper side of one end of the auxiliary bracket through a; through the anchor clamps of design, when carrying out the centre gripping to the bridge board and carrying, can stabilize the centre gripping to the bridge board through anchor clamps, make the bridge board more firm when the centre gripping is fixed.

Description

Bridge girder erection machine convenient to overhaul for bridge construction

Technical Field

The invention belongs to the technical field, and particularly relates to a bridge girder erection machine convenient to overhaul for bridge construction.

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.

When the existing bridge girder erection machine convenient to overhaul for bridge construction is used, due to the problems, the bridge girder erection machine convenient to overhaul for bridge construction is provided.

Disclosure of Invention

The invention aims to provide a bridge girder erection machine convenient for bridge construction to overhaul so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a bridge girder erection machine convenient for bridge construction maintenance comprises a cross beam and a bridge plate, wherein one end of the cross beam is provided with a driving wheel, the lower side of the other end of the cross beam is provided with a guide wheel, the other end of the cross beam is fixedly connected with a positioning support frame, one side of the positioning support frame is provided with a fixed support frame, the lower side of the middle part of the cross beam is provided with a clamp, the clamp comprises a main clamping plate, an auxiliary bracket, a bottom supporting plate, an auxiliary supporting plate, a connecting plate and a sliding plate, the auxiliary bracket is arranged at the lower side of the main clamping plate through a rotating shaft, the bottom supporting plate is arranged at the upper side of one end of the auxiliary bracket through a rotating shaft, one end of the sliding plate is rotatably connected to the inner side of the other end of the auxiliary bracket through a rotating shaft, the bridge plate is arranged on the inner side of the main clamping plate, the upper side surface of the auxiliary supporting plate is in contact with the lower surface of one side of the bridge plate, and the bottom supporting plate is in contact with the lower side surface of the bridge plate; preferably, the lower ends of the positioning support frame and the fixed support frame are both provided with buffering feet, each buffering foot comprises a buffering column, a pressing plate, a main buffering spring, a turning ring, a turning block and an auxiliary buffering spring, the upper side of each pressing plate is fixedly connected with the positioning support frame or the fixed support frame, each pressing plate is arranged inside the corresponding buffering column, the main buffering springs are arranged on the lower sides of the corresponding pressing plates, the auxiliary buffering springs are arranged on the inner walls of the corresponding buffering columns, the turning blocks are fixedly arranged at one ends of the auxiliary buffering springs, and the turning rings are arranged on the upper side and the lower side of the turning blocks; preferably, a telescopic protective sleeve is arranged on the outer side of the main buffer spring, and two ends of the telescopic protective sleeve are fixedly connected with the lower side surface of the pressing plate and the inner bottom of the buffer column respectively; preferably, the turning rings on the upper side and the lower side of the turning block are respectively and fixedly connected with the lower side surface of the pressing plate and the bottom of the buffer column; preferably, the direction-changing blocks are arranged between the direction-changing rings in a centrosymmetric manner, and the contact surfaces of the direction-changing rings and the direction-changing blocks are inclined planes of forty-five degrees; preferably, the fixed support frame is arranged on the inner side of the guide wheel and is connected with the cross beam in a sliding manner; preferably, the surface of the sliding plate is provided with a sliding groove, a rotating shaft is arranged in the sliding groove, and the sliding plate is rotatably connected with the main clamping plate through the rotating shaft.

Preferably, a cab is arranged on the upper side of the driving wheel.

Compared with the prior art, the invention has the beneficial effects that:

(1) by the designed clamp, when the bridge plate is clamped and conveyed, the bridge plate can be stably clamped by the clamp, so that the bridge plate is more stable when being clamped and fixed;

(2) through the buffering foot of design, when fixing the support frame, can cushion through buffering foot, prevent that the damage from appearing in the support frame atress.

Drawings

FIG. 1 is a schematic structural diagram of a bridge girder erection machine according to the present invention;

FIG. 2 is a schematic view of the clamp of the present invention;

FIG. 3 is a schematic view of a buffer structure according to the present invention;

FIG. 4 is a schematic diagram of a turning plate structure of the present invention;

FIG. 5 is a schematic cross-sectional view of a cushioning structure of the present invention;

in the figure: 1. a driving wheel; 2. a cross beam; 3. a clamp; 4. a guide wheel; 5. positioning a support frame; 6. a buffer pin; 7. fixing a support frame; 8. a main clamping plate; 9. an auxiliary bracket; 10. a bridge plate; 11. a bottom pallet; 12. an auxiliary pallet; 13. a connecting plate; 14. a sliding plate; 15. a buffer column; 16. pressing a plate; 17. a main buffer spring; 18. a turning ring; 19. a turning block; 20. an auxiliary buffer spring.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a bridge girder erection machine convenient to overhaul for bridge construction comprises a cross beam 2 and a bridge plate 10, wherein one end of the cross beam 2 is provided with a driving wheel 1, the lower side of the other end of the cross beam 2 is provided with a guide wheel 4, the other end of the cross beam 2 is fixedly connected with a positioning support frame 5, one side of the positioning support frame 5 is provided with a fixed support frame 7, the lower side of the middle part of the cross beam 2 is provided with a clamp 3, in order to enable the bridge plate 10 to be clamped more stably, the clamp 3 comprises a main clamping plate 8, an auxiliary bracket 9, a bottom supporting plate 11, an auxiliary supporting plate 12, a connecting plate 13 and a sliding plate 14, the auxiliary bracket 9 is arranged at the lower side of the main clamping plate 8 through a rotating shaft, the bottom supporting plate 11 is arranged at the upper side of one end of the auxiliary bracket 9 through a rotating shaft, one end of the sliding plate 14, supplementary layer board 12 fixed mounting is in the one end of connecting plate 13, and bridge plate 10 is installed in the inboard of main splint 8, and the lower surface contact of the upside surface of supplementary layer board 12 and one side of bridge plate 10, and the convenient downside surface contact to bridge plate 10 of bottom layer board 11 and bridge plate 10 lifts.

In this embodiment, it is preferable, the lower extreme of alignment jig 5 and fixed bolster 7 all is provided with buffering foot 6, in order to make the buffering effect of buffering foot 6 better, buffering foot 6 includes buffering post 15, clamp plate 16, main buffer spring 17, diversion ring 18, diversion piece 19 and supplementary buffer spring 20, the upside and alignment jig 5 or the fixed bolster 7 fixed connection of clamp plate 16, the inside at buffering post 15 of installation of clamp plate 16, main buffer spring 17 installs the downside at clamp plate 16, supplementary buffer spring 20 is installed on the inner wall of buffering post 15, diversion piece 19 fixed mounting is in the one end of supplementary buffer spring 20, diversion ring 18 sets up the upper and lower both sides at diversion piece 19.

In this embodiment, preferably, a telescopic protection sleeve is disposed outside the main buffer spring 17, and two ends of the telescopic protection sleeve are respectively and fixedly connected to the lower surface of the pressing plate 16 and the inner bottom of the buffer column 15, so as to prevent the main buffer spring 17 from contacting the direction changing block 19.

In this embodiment, preferably, the direction changing rings 18 on the upper and lower sides of the direction changing block 19 are respectively and fixedly connected with the lower surface of the pressure plate 16 and the bottom of the cushion column 15, so that the direction changing rings 18 are convenient to use.

In this embodiment, preferably, the direction changing blocks 19 are installed between the direction changing rings 18 in a central symmetry manner, and the contact surface between the direction changing rings 18 and the direction changing blocks 19 is an inclined surface of forty-five degrees, so that the use effect of the direction changing blocks 19 is better.

In this embodiment, preferably, the fixed support 7 is disposed on the inner side of the guide wheel 4, and the fixed support 7 is slidably connected to the cross beam 2, so that the fixed support 7 is convenient to use.

In this embodiment, preferably, a sliding groove is formed on the surface of the sliding plate 14, a rotating shaft is disposed in the sliding groove, and the sliding plate 14 is rotatably connected with the main plate 8 through the rotating shaft, so that the sliding plate 14 is convenient to use.

In this embodiment, preferably, the upper side of the driving wheel 1 is provided with a cab, which facilitates the use of the bridge girder erection machine.

The working principle and the using process of the invention are as follows: after the bridge pier is installed, firstly, the installation and the safety protection of the bridge pier are checked, then the bridge pier can be used, the bridge pier 10 is placed on the inner side of the main splint 8, the bridge pier 10 is supported by the auxiliary splint 12 and the main splint 8, the bridge pier 10 presses the auxiliary splint 12 downwards to tilt the connecting plate 13 at one end of the auxiliary splint 12, so that the sliding plate 14 is driven to push the auxiliary bracket 9 to rotate on the lower side of the main splint 8, the bottom splint 11 at one end of the auxiliary bracket 9 clings to the lower side of the bridge pier 10 to support the bridge pier 10, the bridge pier 10 is clamped more stably, the bridge pier moves by the driving wheel 1 and is fixed on one pier by the fixed support frame 7, the beam 2 stretches out and draws back to drive the positioning support frame 5 to move to the next pier for fixing, then the beam 2 is continuously moved to move the bridge pier 10 on the inner side of the clamp 3 to two piers, and thus the use process of the bridge pier, the invention has simple structure and safe and convenient use.

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

1. The utility model provides a bridge girder erection machine for bridge construction convenient to overhaul, includes crossbeam (2) and bridge slab (10), the one end of crossbeam (2) is provided with action wheel (1), the other end downside of crossbeam (2) is provided with leading wheel (4), the other end fixedly connected with location support frame (5) of crossbeam (2), one side of location support frame (5) is provided with fix the support frame (7), its characterized in that: the clamp (3) is arranged on the lower side of the middle of the cross beam (2), the clamp (3) comprises a main clamping plate (8), an auxiliary bracket (9), a bottom supporting plate (11), an auxiliary supporting plate (12), a connecting plate (13) and a sliding plate (14), the auxiliary bracket (9) is arranged on the lower side of the main clamping plate (8) through a rotating shaft, the bottom supporting plate (11) is arranged on the upper side of one end of the auxiliary bracket (9) through a rotating shaft, one end of the sliding plate (14) is rotatably connected to the inner side of the other end of the auxiliary bracket (9) through a rotating shaft, the connecting plate (13) is arranged on the other end of the sliding plate (14) through a rotating shaft, the connecting plate (13) is rotatably connected with the sliding plate (14) through a rotating shaft, the auxiliary supporting plate (12) is fixedly arranged at one end of the connecting plate (, the upper side surface of the auxiliary supporting plate (12) is in contact with the lower surface of one side of the bridge plate (10), and the bottom supporting plate (11) is in contact with the lower side surface of the bridge plate (10); the lower ends of the positioning support frame (5) and the fixed support frame (7) are respectively provided with a buffering foot (6), each buffering foot (6) comprises a buffering column (15), a pressing plate (16), a main buffering spring (17), a turning ring (18), a turning block (19) and an auxiliary buffering spring (20), the upper side of the pressing plate (16) is fixedly connected with the positioning support frame (5) or the fixed support frame (7), the pressing plate (16) is installed inside the buffering column (15), the main buffering spring (17) is installed on the lower side of the pressing plate (16), the auxiliary buffering springs (20) are installed on the inner wall of the buffering column (15), the turning block (19) is fixedly installed at one end of the auxiliary buffering spring (20), and the turning rings (18) are arranged on the upper side and the lower side of the turning block (19); a telescopic protective sleeve is arranged on the outer side of the main buffer spring (17), and two ends of the telescopic protective sleeve are fixedly connected with the lower side surface of the pressure plate (16) and the inner bottom of the buffer column (15) respectively; the upper side and the lower side of the turning block (19) are respectively provided with a turning ring (18) which is fixedly connected with the lower side surface of the pressure plate (16) and the bottom of the buffer column (15); the turning blocks (19) are arranged between the turning rings (18) in a centrosymmetric manner, and the contact surfaces of the turning rings (18) and the turning blocks (19) are inclined by forty-five degrees; the fixed support frame (7) is arranged on the inner side of the guide wheel (4), and the fixed support frame (7) is connected with the cross beam (2) in a sliding manner; the surface of the sliding plate (14) is provided with a sliding groove, a rotating shaft is arranged in the sliding groove, and the sliding plate (14) is rotatably connected with the main clamping plate (8) through the rotating shaft; the upper side of the driving wheel (1) is provided with a cab.