CN216999313U

CN216999313U - Auxiliary construction structure of bridge box girder

Info

Publication number: CN216999313U
Application number: CN202123403065.5U
Authority: CN
Inventors: 蔡笃菲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-19
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to the technical field of bridge construction, and discloses an auxiliary construction structure of a bridge box girder, which comprises two support rails and an inner frame arranged on the support rails, wherein the bottoms of the support rails are fixedly connected with base columns distributed at equal intervals, and the inner frame comprises two main frames positioned above the two support rails; two top frames respectively arranged at the tops of the two main frames; and the auxiliary supporting mechanisms are fixed at the bottoms of the two ends of the top frame. This supplementary construction structures of bridge case roof beam, rotate on supporting the double-screw bolt through adjusting the supporting shoe, thereby the upper and lower position of supporting shoe is adjusted in the adjustment, drive the removal of movable vaulting pole, thereby the length of adjustment roof-rack, convenient to use person adjusts according to the demand, and utilize supplementary supporting mechanism to consolidate stability, it all uses the steel pipe to splice each other fixedly to have solved the inner tower that uses at present, the length that can't adjust the support by oneself, can not adjust according to the demand, it is inconvenient to use, and install troublesome problem.

Description

Auxiliary construction structure of bridge box girder

Technical Field

The utility model relates to the technical field of bridge construction, in particular to an auxiliary construction structure of a bridge box girder.

Background

The box girder is one kind of bridge engineering center sill, and inside is the hollow form, and there is the edge of a wing upper portion both sides, similar case, therefore obtains the name, divides single case, many casees etc. and reinforced concrete structure's box girder divide into prefabricated box girder and cast-in-place box girder, and the box girder that prefabricates in independent place combines the frame bridge crane and can erect after the lower engineering is accomplished, can accelerate the engineering progress, practice thrift the time limit for a project, and cast-in-place box girder is used for large-scale continuous bridge more, and the common material that divides mainly has two kinds, firstly prestressed reinforcement concrete box girder, firstly steel box girder.

When large-scale bridge construction, generally all install cast-in-place box girder, at the process of pouring of box girder, need use the inner tower to support and assist the construction, but the inner tower that uses at present all uses the steel pipe to splice each other fixedly and forms, can't adjust the length of support by oneself, can't adjust according to the demand, and it is inconvenient to use, and the installation is troublesome, so provides a supplementary construction structure of bridge box girder.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an auxiliary construction structure of a bridge box girder, which has the advantages of capability of adjusting the corresponding length according to the requirements of users, auxiliary support, convenience in installation and the like, and solves the problems that the existing inner frames are formed by splicing and fixing steel pipes, the length of the support cannot be adjusted automatically, the support cannot be adjusted according to the requirements, the use is inconvenient, and the installation is troublesome.

(II) technical scheme

The technical scheme for solving the technical problems is as follows: the utility model provides a supplementary construction structures of bridge case roof beam, includes two support rails and sets up the inner tower on supporting the rail, supports the base pillar that the bottom fixedly connected with equidistance of rail distributes, and the inner tower includes:

two main frames positioned above the two support rails;

two top frames respectively arranged at the tops of the two main frames;

the auxiliary supporting mechanisms are fixed at the bottoms of the two ends of the top frame;

the connecting rings are respectively sleeved on the two main frames, the opposite sides of the two connecting rings are fixedly connected with longitudinal rods, and longitudinal pipes are sleeved between the outer sides of the two longitudinal rods;

the body frame includes four support double-screw bolts, the equal fixed mounting in bottom of support double-screw bolt has the guide pulley, the outside threaded connection of support double-screw bolt has the regulation supporting shoe, the lantern ring has been cup jointed in the outside of regulation supporting shoe, control two fixedly connected with horizontal fixed columns between the lantern ring, one side fixedly connected with articulated slab of horizontal fixed column is kept away from to the lantern ring, the top of articulated slab articulates there is the activity vaulting pole, the activity vaulting pole is kept away from that the one end of articulated slab articulates there is the first articulated piece of fixing in roof-rack both ends bottom.

The beneficial effects of the utility model are:

this supplementary construction structures of bridge case roof beam rotates on the support stud through adjusting the supporting shoe to the upper and lower position of supporting shoe is adjusted in the adjustment, drives the removal of activity vaulting pole, thereby the length of adjustment roof-rack, and convenient to use person adjusts according to the demand, and utilizes supplementary supporting mechanism to consolidate stability.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the roof-rack is provided with supplementary fagging including fixing the main fagging on supporting the double-screw bolt top between two horizontal main fagging, and equal fixedly connected with scute between the both ends bottom of supplementary fagging and the support double-screw bolt, the inside of supplementary fagging is provided with two and controls the horizontal pole that extends to the main fagging outside respectively.

Adopt above-mentioned further scheme's beneficial effect is, two horizontal poles can move about on main fagging and supplementary fagging, can be along with the removal synchronous movement of activity vaulting pole, are convenient for adjust transverse width.

Furthermore, the auxiliary supporting mechanism comprises a second hinging block fixed at the bottom of the cross rod, the bottom of the second hinging block is hinged with a screw rod, and the bottom end of the screw rod is in threaded connection with a supporting solenoid.

Adopt the beneficial effect of above-mentioned further scheme to be, the length that auxiliary stay mechanism can be adjusted to the rotation support solenoid, can adjust according to the position difference, improves the stability of supporting.

Furthermore, the connecting ring is sleeved on the transverse fixing column, and the outer side of the fixing column is fixedly connected with limiting plates located on two sides of the connecting ring.

Adopt above-mentioned further scheme's beneficial effect be, the restriction board can keep the go-between to be in the central authorities of transverse fixation post all the time, guarantees the stability of body frame.

Further, adjust the outside of supporting shoe seted up with lantern ring assorted recess, the latter half thickness of adjusting the supporting shoe is the twice of first half thickness, and the inboard of adjusting the supporting shoe is inlayed and is had the ball that is located recess top and bottom.

Adopt above-mentioned further scheme's beneficial effect be, the recess makes the lantern ring card in the outside of adjusting the supporting shoe, and the ball can reduce the lantern ring and adjust the frictional force when rotating between the supporting shoe.

Furthermore, the side surfaces of the main supporting plate and the auxiliary supporting plate are all provided with

And the tops of the main supporting plate and the auxiliary supporting plate and the top of the cross rod are positioned on the same plane.

Drawings

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

FIG. 2 is an enlarged view of the structure at A of the present invention;

FIG. 3 is a top view of the structure of the present invention.

In the figure: 1. a support rail; 2. a base pillar; 3. a main frame; 4. a top frame; 5. an auxiliary support mechanism; 6. a connecting ring; 7. a longitudinal rod; 8. a longitudinal tube; 31. a support stud; 32. a guide wheel; 33. adjusting the supporting block; 34. a collar; 35. a hinge plate; 36. transversely fixing the column; 37. a movable stay bar; 38. a first hinge block; 41. a main supporting plate; 42. auxiliary supporting plates; 43. a gusset; 44. a cross bar; 51. a second hinge block; 52. a screw; 53. and supporting the solenoid.

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.

In the first embodiment, as shown in fig. 1 to 3, the present invention provides an auxiliary construction structure for a bridge box girder, which includes two support rails 1 and an inner frame disposed on the support rails 1, wherein the bottom of the support rails 1 is fixedly connected with base columns 2 distributed at equal intervals, and the inner frame includes:

two main frames 3 positioned above the two support rails 1;

two top frames 4 respectively arranged at the tops of the two main frames 3;

auxiliary supporting mechanisms 5 fixed at the bottoms of the two ends of the top frame 4;

the connecting rings 6 are respectively sleeved on the two main frames 3, the opposite sides of the two connecting rings 6 are fixedly connected with longitudinal rods 7, and longitudinal pipes 8 are sleeved between the outer sides of the two longitudinal rods 7;

the main frame 3 comprises four supporting studs 31, the bottom ends of the supporting studs 31 are fixedly provided with guide wheels 32, the outside threads of the supporting studs 31 are connected with adjusting supporting blocks 33, lantern rings 34 are sleeved outside the adjusting supporting blocks 33, transverse fixing columns 36 are fixedly connected between the left lantern ring and the right lantern ring 34, one side of each lantern ring 34 far away from each transverse fixing column 36 is fixedly connected with a hinged plate 35, the top of each hinged plate 35 is hinged with a movable stay bar 37, and one end, far away from each hinged plate 35, of each movable stay bar 37 is hinged with a first hinged block 38 fixed to the bottom of two ends of the top frame 4.

In the second embodiment, on the basis of the first embodiment, the top frame 4 includes main supporting plates 41 fixed at the top ends of the supporting studs 31, an auxiliary supporting plate 42 is disposed between the two transverse main supporting plates 41, corner plates 43 are fixedly connected between the bottoms of the two ends of the auxiliary supporting plate 42 and the supporting studs 31, two cross rods 44 extending to the outer sides of the main supporting plates 41 from left to right are disposed inside the auxiliary supporting plate 42, the two cross rods 44 can move left and right on the main supporting plates 41 and the auxiliary supporting plates 42, and can move synchronously with the movement of the movable supporting rods 37, so that the transverse width can be adjusted conveniently;

the auxiliary supporting mechanism 5 comprises a second hinged block 51 fixed at the bottom of the cross bar 44, a screw rod 52 is hinged at the bottom of the second hinged block 51, a supporting solenoid 53 is connected to the bottom end of the screw rod 52 in a threaded manner, the length of the auxiliary supporting mechanism 5 can be adjusted by rotating the supporting solenoid 53, the auxiliary supporting mechanism can be adjusted according to different positions, and the supporting stability is improved;

the connecting ring 6 is sleeved on the transverse fixing column 36, the outer sides of the fixing column 36 are fixedly connected with limiting plates positioned on two sides of the connecting ring 6, and the limiting plates can keep the connecting ring 6 in the center of the transverse fixing column 36 all the time, so that the stability of the main frame 3 is guaranteed;

the outer side of the adjusting support block 33 is provided with a groove matched with the lantern ring 34, the thickness of the lower half part of the adjusting support block 33 is twice that of the upper half part, balls positioned at the top and the bottom of the groove are inlaid in the inner side of the adjusting support block 33, the lantern ring 34 is clamped on the outer side of the adjusting support block 33 through the groove, and the balls can reduce friction force between the lantern ring 34 and the adjusting support block 33 during rotation;

the side surfaces of the main supporting plate 41 and the auxiliary supporting plate 42 are all

And the top of the main supporting plate 41 and the auxiliary supporting plate 42 are in the same plane with the top of the cross bar 44.

The working principle is as follows:

the first step is as follows: placing the inner frame on the support rail 1, moving to a proper position by using the guide wheel 32, and sleeving the longitudinal pipe 8 outside the two longitudinal rods 7;

the second step is that: synchronously rotating the adjusting support block 33 according to requirements, so that the adjusting support block 33 vertically moves on the support stud 31 to drive the bottom end of the movable support rod 37 to longitudinally move, the top end of the movable support rod 37 drives the cross rod 44 to transversely move due to the fact that two ends of the movable support rod 37 are hinged, and the cross rod 44 transversely moves to a proper position to stop rotating the adjusting support block 33;

the third step: the supporting spiral pipe 53 is rotated to enable the supporting spiral pipe 53 to linearly move relative to the screw rod 52, and due to the fact that the top end of the screw rod 52 is hinged, a user can rotate the angle of the screw rod 52, the auxiliary supporting mechanism 5 can conveniently perform auxiliary supporting, and stability is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a supplementary construction structures of bridge case roof beam, includes two support rails (1) and sets up the inner tower on supporting rail (1), its characterized in that: support the base pillar (2) that the bottom fixedly connected with equidistance of rail (1) distributes, interior frame includes:

two main frames (3) positioned above the two support rails (1);

two top frames (4) respectively arranged at the tops of the two main frames (3);

auxiliary supporting mechanisms (5) fixed at the bottoms of the two ends of the top frame (4);

the connecting rings (6) are respectively sleeved on the two main frames (3), the opposite sides of the two connecting rings (6) are fixedly connected with longitudinal rods (7), and longitudinal pipes (8) are sleeved between the outer sides of the two longitudinal rods (7);

the main frame (3) includes four support studs (31), the equal fixed mounting in bottom of support stud (31) has guide pulley (32), the outside threaded connection of support stud (31) has regulation supporting shoe (33), the outside of adjusting supporting shoe (33) has cup jointed lantern ring (34), fixedly connected with horizontal fixed column (36) between two lantern rings (34) about, one side fixedly connected with articulated slab (35) of horizontal fixed column (36) are kept away from in lantern ring (34), the top of articulated slab (35) articulates there is movable vaulting pole (37), the one end that articulated slab (35) were kept away from in movable vaulting pole (37) articulates there is first articulated piece (38) of fixing in roof-frame (4) both ends bottom.

2. The auxiliary construction structure of a bridge box girder according to claim 1, wherein: the top frame (4) comprises main supporting plates (41) fixed to the top ends of the supporting studs (31), auxiliary supporting plates (42) are arranged between the two transverse main supporting plates (41), corner plates (43) are fixedly connected between the bottoms of the two ends of each auxiliary supporting plate (42) and the supporting studs (31), and two cross rods (44) extending to the outer sides of the main supporting plates (41) from left to right are arranged in the auxiliary supporting plates (42).

3. The auxiliary construction structure of a bridge box girder according to claim 2, characterized in that: the auxiliary supporting mechanism (5) comprises a second hinging block (51) fixed at the bottom of the cross rod (44), a screw rod (52) is hinged to the bottom of the second hinging block (51), and the bottom end of the screw rod (52) is in threaded connection with a supporting solenoid (53).

4. The auxiliary construction structure of a bridge box girder according to claim 1, wherein: the connecting ring (6) is sleeved on the transverse fixing column (36), and limiting plates positioned on two sides of the connecting ring (6) are fixedly connected to the outer side of the fixing column (36).

5. The auxiliary construction structure of a bridge box girder according to claim 1, characterized in that: the outside of adjusting supporting shoe (33) is seted up with lantern ring (34) assorted recess, and the latter half thickness of adjusting supporting shoe (33) is the twice of first half thickness, and the ball that is located recess top and bottom is inlayed to the inboard of adjusting supporting shoe (33).

6. The auxiliary construction structure of a bridge box girder according to claim 2, wherein: the side surfaces of the main supporting plate (41) and the auxiliary supporting plate (42) are all

And main supporting plate(41) And the top of the auxiliary supporting plate (42) is in the same plane with the top of the cross bar (44).