CN216551610U

CN216551610U - Bridge girder erection construction platform of bridge girder erection machine

Info

Publication number: CN216551610U
Application number: CN202123285495.1U
Authority: CN
Inventors: 易家平; 咸宁; 鲍英基
Original assignee: Jiangsu Provincial Transportation Engineering Group Co Ltd
Current assignee: Jiangsu Provincial Transportation Engineering Group Co Ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-17
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a bridge girder erection construction platform of a bridge girder erection machine, which comprises a C-shaped frame and a box body, wherein the box body is arranged below the transverse edge of the C-shaped frame, a connecting plate is arranged at the bottom of the transverse edge of the C-shaped frame in a sliding manner and is horizontally arranged, two ends of the bottom of the transverse edge of the C-shaped frame are respectively provided with a connecting mechanism for connecting the connecting plate, two ends of the bottom of the connecting plate are respectively and vertically provided with a hydraulic telescopic rod, output shafts of the two hydraulic telescopic rods are respectively arranged at the centers of two ends of the top of the box body, the box body is provided with a bridge clamping mechanism, and the C-shaped frame is provided with a reciprocating mechanism for reciprocating the connecting plate. The four connecting rods can drive the two L-shaped plates to move when moving, so that a bridge can be clamped conveniently and quickly, other redundant operations are not needed, and the using effect of the equipment is improved.

Description

Bridge girder erection construction platform of bridge girder erection machine

Technical Field

The utility model relates to the technical field of bridge girder erection machines, in particular to a bridge girder erection construction platform of a bridge girder erection machine.

Background

The bridge erecting machine is equipment for placing prefabricated beam pieces on prefabricated bridge piers. The bridge girder erection machine belongs to the category of cranes because its main function is to lift the girder and then transport it into position and put it down.

The existing bridge erecting machine girder erecting construction platform is poor in moving and clamping effects of a bridge, the using effect is reduced, and the requirements of people cannot be met, so that the bridge erecting machine girder erecting construction platform needs to be redesigned urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a bridge girder erection construction platform.

In order to achieve the purpose, the utility model adopts the following technical scheme:

bridge crane frame roof beam construction platform, including C type frame and box, the box sets up in C type frame horizontal limit below, and C type frame horizontal limit bottom slides and have connecting plate and level setting, C type frame horizontal limit bottom both ends all are equipped with the coupling mechanism who is used for connecting the connecting plate, and the equal vertical hydraulic telescoping rod of installing in connecting plate bottom both ends, two hydraulic telescoping rod's output shaft is installed respectively in box top both ends center department, and is equipped with bridge fixture on the box, be equipped with the reciprocating motion mechanism who is used for reciprocating motion connecting plate on the C type frame.

As a further scheme of the utility model, the connecting mechanism comprises a sliding chute, the sliding chute is provided with one end of the bottom of the transverse edge of the C-shaped frame and is horizontally arranged, a sliding plate slides in the sliding chute, and the bottom of the sliding plate is arranged at one end of the top of the connecting plate.

As a further scheme of the utility model, the clamping mechanism comprises two L-shaped plates and a second motor, the two L-shaped plates are symmetrically arranged, the two L-shaped plates are respectively arranged on one symmetrical side face of the box body, strip-shaped plates are respectively arranged at two ends in the box body in a sliding manner, four ends of the far side face of the two strip-shaped plates are respectively fixed with connecting rods, and four ends of the four connecting rods are respectively fixed at four opposite side faces of vertical edges of the two L-shaped plates.

As a further scheme of the utility model, the second motor is horizontally arranged on one side in the box body, an output shaft of the second motor is horizontally provided with a screw rod and rotates in the box body, the screw rod is connected to the insides of the two strip-shaped plates through threads, and the thread directions of the screw rod connecting the two strip-shaped plates are opposite.

As a further scheme of the utility model, the reciprocating mechanism comprises a rack, the rack is horizontally and fixedly connected to the top of the transverse edge of the C-shaped frame, the top of the transverse edge of the C-shaped frame is provided with a strip-shaped notch, the top of the strip-shaped notch is horizontally and rotatably provided with a gear and is meshed with the rack, the center of the bottom of the gear is provided with a rotating shaft through a bearing sleeve, the tail end of the rotating shaft penetrates through the strip-shaped notch and is fixed at the center of the top of the connecting plate, the center of the top of the gear is vertically provided with a first motor, one side of the first motor is provided with a sliding block, and the top of the C-shaped frame is provided with a limiting mechanism for limiting the sliding block.

As a further scheme of the utility model, the limiting mechanism comprises a slide way, the slide way is fixedly connected to the top of the transverse side of the C-shaped frame and is horizontally arranged, and the slide block slides in the slide way.

As a further scheme of the utility model, the limiting mechanism comprises a C-shaped column, two vertical edges of the C-shaped column are fixedly connected to the top of a transverse edge of the C-shaped frame, and the transverse edge of the C-shaped column penetrates through the sliding block and slides in the sliding block.

The utility model has the beneficial effects that:

1. according to the device, when the device needs to be used, the two L-shaped plates are moved to the two sides of the bridge, the lead screw is driven to rotate through the second motor, the lead screw rotates to drive the two strip-shaped plates to move, the two strip-shaped plates move to drive the four connecting rods to move, and the four connecting rods move to drive the two L-shaped plates to move, so that the bridge can be clamped, the clamping is convenient and rapid, other redundant operations are not needed, and the using effect of the device is improved.

2. According to the utility model, after a bridge is clamped, the gear is driven to rotate through the first motor, and due to the arrangement of the rack and the slide way, the gear can move when rotating, the gear moves to drive the rotating shaft to move, the rotating shaft moves to drive the connecting plate to move, the connecting plate moves to drive the hydraulic telescopic rod to move, the hydraulic telescopic rod moves to drive the box body to move, and the box body moves to drive the clamped bridge to move, so that the bridge can be moved to a position to be placed, the height of the bridge can be adjusted through the hydraulic telescopic rod, and further the practicability of the device is improved.

3. According to the utility model, after a bridge is clamped, the gear is driven to rotate by the first motor, and due to the arrangement of the rack and the C-shaped column, the gear can move when rotating, the gear moves to drive the rotating shaft to move, the rotating shaft moves to drive the connecting plate to move, the connecting plate moves to drive the hydraulic telescopic rod to move, the hydraulic telescopic rod moves to drive the box body to move, and the box body moves to drive the clamped bridge to move, so that the bridge can be moved to a position to be placed, the height of the bridge can be adjusted by the hydraulic telescopic rod, and further the practicability of the device is improved.

Drawings

Fig. 1 is a schematic structural view of a bridge girder erection construction platform according to embodiment 1 of the present invention;

fig. 2 is a schematic bottom structural view of a bridge girder erection construction platform according to embodiment 1 of the present invention;

fig. 3 is a box sectional view of a bridge girder erection construction platform according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a bridge girder erection construction platform according to embodiment 2 of the present invention.

In the figure: 1. a C-shaped frame; 2. a rack; 3. a gear; 4. a first motor; 5. a slider; 6. a slideway; 7. a strip-shaped notch; 8. a box body; 9. an L-shaped plate; 10. a hydraulic telescopic rod; 11. a connecting plate; 12. a chute; 13. a slide plate; 14. a connecting rod; 15. a strip plate; 16. a screw rod; 17. a second motor; 18. a C-shaped column.

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.

Example 1

Referring to fig. 1-3, bridge girder erection construction platform, including C type frame 1 and box 8, box 8 sets up in 1 horizontal limit below of C type frame, and 1 horizontal limit bottom of C type frame slides and has connecting plate 11 and level setting, 1 horizontal limit bottom both ends of C type frame all are equipped with the coupling mechanism who is used for connecting plate 11, and the equal vertical hydraulic telescoping rod 10 of installing in connecting plate 11 bottom both ends, the output shaft of two hydraulic telescoping rod 10 is installed respectively in 8 top both ends centers of box, and be equipped with bridge fixture on the box 8, be equipped with the reciprocating motion mechanism who is used for reciprocating motion connecting plate 11 on the C type frame 1.

In this embodiment, the connecting mechanism includes a sliding chute 12, and the sliding chute 12 is provided with one end of the bottom of the horizontal side of the C-shaped frame 1 and is horizontally disposed, a sliding plate 13 slides inside the sliding chute 12, and the bottom of the sliding plate 13 is mounted at one end of the top of the connecting plate 11.

This embodiment, fixture includes L template 9 and second motor 17, and L template 9 has two and the symmetry to set up, and two L templates 9 set up respectively in 8 symmetrical sides of box, and 8 inside both ends of box all slide and have bar 15, and four ends of side that two bar 15 kept away from all are fixed with connecting rod 14, and four ends of four connecting rods 14 are fixed in four ends respectively in two L templates 9 vertical sides opposite sides.

In this embodiment, the second motor 17 is horizontally installed on one side of the inside of the box 8, the output shaft of the second motor 17 is horizontally installed with the screw rod 16 and rotates inside the box 8, the screw rod 16 is connected inside the two strip-shaped plates 15 through threads, and the screw rod 16 is connected with the threads of the two strip-shaped plates 15 in opposite directions.

This embodiment, reciprocating motion mechanism includes

rack

2, and 2 horizontal fixed connection in the 1 horizontal limit top of C type frame of rack, bar notch 7 has been seted up at 1 horizontal limit top of C type frame, and 7 top level rotations of bar notch have gear 3 and with the meshing of

rack

2, 3 bottom centers of gear department installs the pivot through the bearing housing, the pivot end passes bar notch 7 and is fixed in 11 top centers of connecting plate department, 3 top centers of gear department is vertical installs first motor 4, and slider 5 is installed to first motor 4 one side, 1 top of C type frame is equipped with the stop gear who is used for stop block 5.

In this embodiment, the limiting mechanism includes a slide 6, the slide 6 is fixedly connected to the top of the transverse side of the C-shaped frame 1 and horizontally disposed, and the sliding block 5 slides inside the slide 6.

The working principle of the embodiment is as follows: when the device is used in practice, firstly two L-shaped plates 9 are moved to two sides of a bridge, a second motor 17 drives a screw rod 16 to rotate, the screw rod 16 rotates to drive two strip-shaped plates 15 to move, the two strip-shaped plates 15 move to drive four connecting rods 14 to move, the four connecting rods 14 move to drive two L-shaped plates 9 to move, so that the bridge can be clamped conveniently and quickly without other redundant operations, and the use effect of the device is improved, after the bridge is clamped, a gear 3 is driven to rotate by a first motor 4, due to the arrangement of a rack 2 and a slide 6, the gear 3 can move when rotating, the gear 3 can move to drive a rotating shaft to move, the rotating shaft can move to drive a connecting plate 11 to move, the connecting plate 11 can move to drive a hydraulic telescopic rod 10 to move, and the hydraulic telescopic rod 10 can move to drive a box body 8 to move, the box 8 moves and can drive the bridge that is held to remove to can remove the bridge to the position that needs placed, still can adjust the height of bridge through hydraulic telescoping rod 10, and then improve the practicality of this equipment.

Example 2

Referring to fig. 4, frame bridge crane frame roof beam construction platform, including C type frame 1 and box 8, box 8 sets up in 1 horizontal limit below of C type frame, and 1 horizontal limit bottom of C type frame slides and has connecting plate 11 and level setting, 1 horizontal limit bottom both ends of C type frame all are equipped with the coupling mechanism who is used for connecting plate 11, and the equal vertical hydraulic telescoping rod 10 of installing in connecting plate 11 bottom both ends, the output shaft of two hydraulic telescoping rod 10 is installed respectively in 8 top both ends centers of box department, and be equipped with bridge fixture on the box 8, be equipped with the reciprocating motion mechanism who is used for reciprocating motion connecting plate 11 on the C type frame 1.

This embodiment, reciprocating motion mechanism includes

rack

In this embodiment, the limiting mechanism includes the C-shaped column 18, and two vertical sides of the C-shaped column 18 are both fixedly connected to the top of the horizontal side of the C-shaped frame 1, and the horizontal side of the C-shaped column 18 passes through the sliding block 5 and slides inside the sliding block 5.

The working principle of the embodiment is as follows: in the time of in-service use, after good to the bridge centre gripping, drive gear 3 through first motor 4 and rotate, because rack 2 and C type post 18's setting, make gear 3 can remove when rotating, gear 3 removes and can drive the pivot and remove, the pivot is removed and can be driven connecting plate 11 and remove, connecting plate 11 removes and can be driven hydraulic telescoping rod 10 and remove, hydraulic telescoping rod 10 removes and can be driven box 8 and remove, box 8 removes and can drive the bridge removal by the centre gripping, thereby can remove the bridge to the position that needs to place, still can adjust the height of bridge through hydraulic telescoping rod 10, and then the practicality of this equipment has been improved.

Having shown and described the basic principles and essential features of the utility model and its advantages, it will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as illustrative and not restrictive in all respects, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, any reference signs in the claims being therefore intended to be embraced therein.

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

1. Bridge crane frame roof beam construction platform, including C type frame (1) and box (8), its characterized in that, box (8) set up in the horizontal limit below of C type frame (1), and the horizontal limit bottom of C type frame (1) slides and have connecting plate (11) and level to set up, C type frame (1) horizontal limit bottom both ends all are equipped with the coupling mechanism who is used for connecting plate (11), and connecting plate (11) bottom both ends are equal vertical hydraulic telescoping rod (10) of installing, two the output shaft of hydraulic telescoping rod (10) is installed respectively in box (8) top both ends center department, and is equipped with bridge fixture on box (8), be equipped with the reciprocating motion mechanism who is used for reciprocating motion connecting plate (11) on C type frame (1).

2. The bridge girder erection construction platform according to claim 1, wherein the connecting mechanism comprises a sliding chute (12), the sliding chute (12) is horizontally provided with one end of the bottom of the transverse edge of the C-shaped frame (1), a sliding plate (13) slides inside the sliding chute (12), and the bottom of the sliding plate (13) is installed at one end of the top of the connecting plate (11).

3. The bridge girder erection construction platform of claim 2, wherein the clamping mechanism comprises two L-shaped plates (9) and a second motor (17), the two L-shaped plates (9) are symmetrically arranged, the two L-shaped plates (9) are respectively arranged on a symmetrical side of the box body (8), strip-shaped plates (15) are respectively arranged at two ends of the inside of the box body (8) in a sliding manner, four ends of the side surface far away from the two strip-shaped plates (15) are respectively fixed with a connecting rod (14), and four ends of the four connecting rods (14) are respectively fixed at four ends of the opposite side surfaces of the vertical edges of the two L-shaped plates (9).

4. The bridge girder erection construction platform according to claim 3, wherein the second motor (17) is horizontally installed at one side inside the box body (8), an output shaft of the second motor (17) is horizontally installed with a screw rod (16) and rotates inside the box body (8), the screw rod (16) is connected inside the two strip-shaped plates (15) through threads, and the thread directions of the screw rod (16) connecting the two strip-shaped plates (15) are opposite.

5. The bridge erecting machine beam construction platform according to claim 4, wherein the reciprocating mechanism comprises a rack (2), the rack (2) is horizontally and fixedly connected to the top of the transverse side of the C-shaped frame (1), a strip-shaped notch (7) is formed in the top of the transverse side of the C-shaped frame (1), the top of the strip-shaped notch (7) horizontally rotates to form a gear (3) and is meshed with the rack (2), a rotating shaft is installed at the center of the bottom of the gear (3) through a bearing sleeve, the tail end of the rotating shaft penetrates through the strip-shaped notch (7) and is fixed to the center of the top of the connecting plate (11), a first motor (4) is vertically installed at the center of the top of the gear (3), a sliding block (5) is installed on one side of the first motor (4), and a limiting mechanism for limiting the sliding block (5) is arranged at the top of the C-shaped frame (1).

6. The bridge girder erection construction platform according to claim 5, wherein the limiting mechanism comprises a slide way (6), the slide way (6) is fixedly connected to the top of the transverse side of the C-shaped frame (1) and horizontally arranged, and the sliding block (5) slides inside the slide way (6).

7. The bridge erecting construction platform according to claim 5, wherein the limiting mechanism comprises a C-shaped column (18), two vertical edges of the C-shaped column (18) are fixedly connected to the top of a transverse edge of the C-shaped frame (1), and the transverse edge of the C-shaped column (18) penetrates through the sliding block (5) and slides inside the sliding block (5).