CN215252375U

CN215252375U - Bridge girder erection machine for multifunctional road and bridge construction

Info

Publication number: CN215252375U
Application number: CN202121245994.5U
Authority: CN
Inventors: 曹可鑫; 张静思; 赵哲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-12-21
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a bridge girder erection machine for multifunctional road and bridge construction, including frame, pier and stop gear, "U" type the frame is located the pier outside, hang in midair in the frame and install the bridge plate, two stop gear respectively and relatively install at two frame front and back surfaces, stop gear includes roof-rack, mounting panel, drive actuating cylinder and rolling assembly, the roof-rack is fixed perpendicularly at the frame front surface, the mounting panel is installed perpendicularly on the roof-rack, drive actuating cylinder is perpendicular and the embedding is installed at the mounting panel tip, the rolling assembly is installed at drive actuating cylinder piston rod tip, the rolling assembly contacts spacing with the bridge plate tip; the utility model discloses a be provided with stop gear, neither influence hanging in midair and the installation of bridge plate, can carry on spacingly to the bridge plate in hanging in midair again, avoid its condition that the skew appears to increase the accuracy that the position was placed to the bridge plate, be convenient for the bridge plate follow-up installation on the pier.

Description

Bridge girder erection machine for multifunctional road and bridge construction

Technical Field

The utility model belongs to the technical field of the bridging machine, concretely relates to bridge girder erection machine of multi-functional road bridge construction usefulness.

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. The bridge girder erection machine is one of the devices for road and bridge construction.

When some existing bridge girder erection machines suspend bridge slabs, the bridge slabs may shake due to external force or moving inertia, so that the deformation and stretching degree of lifting ropes is increased, and the problem of installation trouble caused by bridge slab deviation is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bridge girder erection machine of multi-functional road bridge construction usefulness to when hanging in midair the bridge plate for some bridge girder erection machines that propose in solving above-mentioned background art, the bridge plate probably rocks because the inertia of external force or removal appears, has both increased the tensile degree of deformation of lifting rope, causes the skew of bridge plate again and increases the trouble problem of installation.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bridge girder erection machine of multi-functional road bridge construction usefulness, includes frame, pier and stop gear, "U" type the frame is located the pier outside, hang in midair in the frame and install the decking, two stop gear just installs surface around two frames respectively relatively, stop gear includes roof-rack, mounting panel, drives actuating cylinder and rolling subassembly, the roof-rack vertical fixation is at the frame front surface, the mounting panel is installed perpendicularly on the roof-rack, it installs at the mounting panel tip to drive actuating cylinder perpendicular and embedding, the rolling unit mount is driving actuating cylinder piston rod tip, it is spacing with the contact of decking tip.

Preferably, the rolling assembly comprises a fixing frame, a rectangular ring and a rolling roller, the fixing frame is fixed at the end part of the piston rod, the rectangular ring is fixed on the fixing frame, a fixing rod is fixed inside the rectangular ring, and the rolling roller is sleeved on the fixing rod and is in surface contact with the bridge plate.

Preferably, a reinforcing rib is arranged between the driving cylinder and the mounting plate, and a reinforcing plate is arranged between the top frame and the rack.

Preferably, the mounting panel upper end is fixed with the sliding sleeve that the cover was established on the roof-rack, be provided with coupling assembling between sliding sleeve and the frame, coupling assembling includes flange, connecting rod and spacing ring, flange vertical fixation is on the sliding sleeve surface.

Preferably, one end of the connecting rod is fixed on the surface of the rack, the other end of the connecting rod movably penetrates through the convex plate and is exposed to the outside, the two limiting rings are sleeved at the end part of the connecting rod in a screwing mode, and the two limiting rings are respectively in contact limiting with the two sides of the convex plate.

Preferably, the inner wall of the sliding sleeve is provided with a ball, and the ball is in rolling contact with the surface of the top frame.

Preferably, a suspension machine head is slidably mounted on the rack, and a bridge plate is suspended below the suspension machine head through a suspension rope.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a be provided with stop gear, neither influence hanging in midair and the installation of bridge plate, can carry on spacingly to the bridge plate in hanging in midair again, avoid its condition that the skew appears to increase the accuracy that the position was placed to the bridge plate, be convenient for the bridge plate follow-up installation on the pier.

(2) The utility model discloses a be provided with coupling assembling, the convenient operating position according to the length adjustment sliding sleeve of bridge plate to it is spacing to guarantee that rolling assembly can contact with the bridge plate tip all the time, and coupling assembling simple structure adjusts the convenience.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of a right-side view structure of the limiting mechanism of the present invention;

FIG. 3 is a schematic diagram of the rolling assembly of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of area A of FIG. 1 according to the present invention;

in the figure: 1. a frame; 2. a bridge pier; 3. a limiting mechanism; 31. a top frame; 32. mounting a plate; 33. a driving cylinder; 34. a rolling component; 341. a fixed mount; 342. a rectangular ring; 343. rolling a roller; 4. suspending the machine head; 5. a bridge plate; 6. a sliding sleeve; 7. a convex plate; 8. a connecting rod; 9. a limit ring.

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. 1-4, the present invention provides a technical solution: a multifunctional bridge girder erection machine for road and bridge construction comprises a frame 1, bridge piers 2 and limiting mechanisms 3, wherein the U-shaped frame 1 is positioned outside the bridge piers 2, bridge plates 5 are suspended in the frame 1, the two limiting mechanisms 3 are respectively and oppositely arranged on the front and rear surfaces of the two frames 1, each limiting mechanism 3 comprises a top frame 31, a mounting plate 32, a driving cylinder 33 and a rolling assembly 34, the top frame 31 is vertically fixed on the front surface of the frame 1, the mounting plate 32 is vertically arranged on the top frame 31, the mounting plate 32 comprises an outer plate and an inner plate, the inner plates are movably positioned in the outer plates, the length of the outer plates and the inner plates can be adjusted, the driving cylinder 33 is vertically embedded and arranged at the end part of the mounting plate 32, the rolling assembly 34 is arranged at the end part of a piston rod of the driving cylinder 33, the rolling assembly 34 is in contact with the end part of the bridge plates 5 for limiting, the suspension and the installation of the bridge plates 5 can be limited without influencing or limiting the suspension of the bridge plates 5 by arranging the limiting mechanisms 3, the condition of deviation is avoided, so that the accuracy of the placement position of the bridge plate 5 is improved, and the bridge plate 5 is convenient to be subsequently installed on the pier 2.

In this embodiment, preferably, the rolling assembly 34 includes a fixing frame 341, a rectangular ring 342, and a rolling roller 343, the fixing frame 341 is fixed at an end of the piston rod, the rectangular ring 342 is fixed on the fixing frame 341, a fixing rod is fixed inside the rectangular ring 342, the rolling roller 343 is sleeved on the fixing rod and contacts with the surface of the bridge plate 5, and by using the rolling assembly 34, the bridge plate 5 can be laterally limited without affecting the moving and installation of the bridge plate 5.

In this embodiment, it is preferable that a reinforcing rib is provided between the driving cylinder 33 and the mounting plate 32, and a reinforcing plate is provided between the top frame 31 and the frame 1, so that the reinforcing plate can increase the mounting strength of the top frame 31.

In this embodiment, it is preferred, the mounting panel 32 upper end is fixed with the cover and establishes the sliding sleeve 6 on the roof-rack 31, be provided with coupling assembling between sliding sleeve 6 and the frame 1, coupling assembling includes flange 7, connecting rod 8 and spacing ring 9, flange 7 vertical fixation is on the sliding sleeve 6 surface, 8 one ends of connecting rod are fixed on the frame 1 surface, and the activity of the 8 other ends of connecting rod passes flange 7 and exposes in the outside, two spacing rings 9 close the cover soon and establish at 8 tip of connecting rod, and two spacing rings 9 are spacing with 7 both sides contacts of flange respectively, through being provided with coupling assembling, the convenient operating position according to the length adjustment sliding sleeve 6 of bridge plate 5, thereby guarantee that rolling assembly 34 can be spacing with 5 end contact of bridge plate all the time, and coupling assembling simple structure adjusts conveniently.

In this embodiment, preferably, the inner wall of the sliding sleeve 6 is provided with a ball, the ball is in rolling contact with the surface of the top frame 31, and the friction resistance of the sliding sleeve 6 can be reduced by the ball.

In this embodiment, preferably, a suspension head 4 is slidably mounted on the frame 1, and a bridge plate 5 is suspended below the suspension head 4 by a suspension rope.

The model of the middle driving cylinder 33 of the utility model is SC50X 100-50-S-FA.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, two stop gear 3 are installed respectively on two frame 1 surfaces, the machine of bridging suspends bridge 5 normally in midair this moment, and drive actuating cylinder 33 work, inside piston rod stretches out outwards and drives roll assembly 34 and remove, until

roll roller

343 and 5 end contact of bridge plate, when controlling about bridge plate 5, carry on spacingly to bridge plate 5, avoid it to appear unnecessary and rock and the skew, through being provided with stop gear 3, neither influence the suspension and installation of bridge plate 5, can carry on spacingly to the 5 side directions of bridge plate in suspending in midair again, avoid it to appear rocking the condition of skew, thereby increase the accuracy that bridge plate 5 placed the position, be convenient for 5 follow-up installations of bridge plate on pier 2.

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 of multi-functional road bridge construction usefulness, includes frame (1), pier (2) and stop gear (3), "U" type frame (1) is located pier (2) outside, hang in midair in frame (1) and install bridge plate (5), its characterized in that: two stop gear (3) are respectively and relatively install surface around two frames (1), stop gear (3) include roof-rack (31), mounting panel (32), drive actuating cylinder (33) and roll subassembly (34), roof-rack (31) vertical fixation is at frame (1) front surface, mounting panel (32) are installed perpendicularly on roof-rack (31), drive actuating cylinder (33) perpendicular and embedding and install at mounting panel (32) tip, roll subassembly (34) and install and drive actuating cylinder (33) tailpiece of the piston rod portion, it is spacing with bridge plate (5) end contact to roll subassembly (34).

2. The bridge girder erection machine for multifunctional road and bridge construction of claim 1, wherein: the rolling assembly (34) comprises a fixed frame (341), a rectangular ring (342) and a rolling roller (343), the fixed frame (341) is fixed at the end part of the piston rod, the rectangular ring (342) is fixed on the fixed frame (341), a fixed rod is fixed inside the rectangular ring (342), and the rolling roller (343) is sleeved on the fixed rod and is in surface contact with the bridge plate (5).

3. The bridge girder erection machine for multifunctional road and bridge construction of claim 1, wherein: a reinforcing rib is arranged between the driving cylinder (33) and the mounting plate (32), and a reinforcing plate is arranged between the top frame (31) and the rack (1).

4. The bridge girder erection machine for multifunctional road and bridge construction of claim 1, wherein: mounting panel (32) upper end is fixed with sliding sleeve (6) that the cover was established on roof-rack (31), be provided with coupling assembling between sliding sleeve (6) and frame (1), coupling assembling includes flange (7), connecting rod (8) and spacing ring (9), flange (7) vertical fixation is on sliding sleeve (6) surface.

5. The bridge girder erection machine for multifunctional road and bridge construction of claim 4, wherein: one end of the connecting rod (8) is fixed on the surface of the rack (1), the other end of the connecting rod (8) movably penetrates through the convex plate (7) to be exposed outside, the two limiting rings (9) are sleeved at the end part of the connecting rod (8) in a rotating mode, and the two limiting rings (9) are in contact limiting with the two sides of the convex plate (7) respectively.

6. The bridge girder erection machine for multifunctional road and bridge construction of claim 4, wherein: the ball is installed to sliding sleeve (6) inner wall, ball and roof-rack (31) surface rolling contact.

7. The bridge girder erection machine for multifunctional road and bridge construction of claim 1, wherein: the suspension machine head (4) is arranged on the rack (1) in a sliding mode, and the bridge plate (5) is suspended below the suspension machine head (4) through a set suspension rope.