CN217325032U - Hollow slab beam erection system - Google Patents

Abstract

The utility model relates to a hollow slab roof beam erects system, it includes: the track structure comprises a first track section and a second track section which are connected, the second track section is laid on the pier along the longitudinal bridge direction, the first track section is arranged on one side of the second track section along the longitudinal bridge direction, and the second track section can translate along the transverse bridge direction relative to the first track section; the bridge moving system comprises at least two beam moving trolleys, wherein the beam moving trolleys are installed on a first track section and can move to a second track section along the first track section, a transverse moving driving structure is arranged at the top of each beam moving trolley and used for lifting hollow plate beams and moving the hollow plate beams along the transverse bridge direction, and therefore the hollow plate beam erecting system can complete bridge erecting in a small construction space.

Description

Hollow slab beam erection system

Technical Field

The utility model relates to a precast slab roof beam construction field, in particular to hollow slab roof beam erects system.

Background

At present, over 10 thousands of dangerous bridges occupy more than 90% of the total number of dangerous bridges on rural roads in China, and the bridge aging phenomenon is serious and is not suitable for the current transportation situation of the rural roads mainly due to the reasons of low design load grade, poor construction quality, light maintenance of heavy construction, over-limit overload vehicle influence and the like of the rural roads and bridges, and is also a main factor of the current bridge accidents. Therefore, the reconstruction of the rural highway dangerous bridge is the important factor in bridge danger elimination. In order to shorten the construction period of a bridge, ensure the engineering quality and reduce the adverse effects of construction on the surrounding environment, traffic trip and the like to the maximum extent, the precast beam slab is widely applied to the upper structure of the bridge.

In the related art, the installation of the precast beam slab requires the use of a dedicated bridge erecting device and a large crane. However, most of rural highway bridges are positioned on villages and rural roads, so that the access conditions are poor, and the bridge is not suitable for large-scale mechanical equipment to enter and exit the field. And the construction site is often narrow and small in space, sufficient assembling, operating and dismantling space cannot be provided for special bridging equipment, and the operating site arrangement of a large crane cannot be met. Meanwhile, the traditional beam erecting equipment is high in renting and using cost, complex in mounting and dismounting and high in requirement on quality of operating personnel, and the bridge construction cost is increased.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a hollow slab beam erects system to rural highway bridge job site space is narrow and small among the solution correlation technique, can't provide sufficient assembly, operation and demolish the space for special bridging equipment, also can't satisfy the problem that the operation place of large-scale loop wheel machine arranged.

In a first aspect, there is provided a hollow slab girder erection system comprising: the track structure comprises a first track section and a second track section which are connected, the second track section is laid on the pier along the longitudinal bridge direction, the first track section is arranged on one side of the second track section along the longitudinal bridge direction, and the second track section can translate along the transverse bridge direction relative to the first track section; the beam moving trolley is arranged on the first track section and can move to the second track section along the first track section, and a transverse moving driving structure is arranged at the top of the beam moving trolley and used for lifting the hollow plate beam and moving the hollow plate beam along the transverse bridge direction.

In some embodiments, the second track segment comprises: the transverse rails are paved on two adjacent piers along the transverse bridge direction; the walking track beam is arranged on the transverse track along the longitudinal bridge direction and can move along the transverse track, and a second steel rail is arranged on the walking track beam along the longitudinal bridge direction and connected with the first track section.

In some embodiments, the second track segment further comprises: the sliding plate is slidably mounted on the transverse rail, and the walking rail beam is mounted on the sliding plate along the longitudinal bridge direction.

In some embodiments, the first track segment comprises: the sleeper rows are arranged at intervals along the longitudinal bridge direction; the first steel rail is paved on the sleeper blocks in the longitudinal bridge direction and connected with the second track section.

In some embodiments, the beam moving trolley comprises: the bottom of the walking wheel box is provided with walking wheels, the walking wheels are mounted on the track structure, and the walking wheels can move along the track structure; the supporting legs are arranged at the top of the walking wheel box; the transverse moving driving structure is arranged at the top of the supporting leg.

In some embodiments, the beam moving trolley further comprises: the bottom cross beam is fixed at the top of the walking wheel box, and the supporting legs are fixed at the top of the bottom cross beam.

In some embodiments, the running wheel box is provided with a running wheel rail clamp located on one side of the running wheels.

In some embodiments, the traverse drive structure comprises: the third rail is arranged at the top of the beam moving trolley and extends along the transverse bridge direction; and the hoisting equipment is arranged on the third rail and can move along the third rail.

In some embodiments, the lifting apparatus comprises: and the two electric hoists are slidably mounted on the third rail, and the electric hoists are used for hoisting the hollow slab beam.

In some embodiments, the beam moving trolley comprises: the two walking wheel boxes are arranged on the track structure at intervals along the transverse bridge direction, walking wheels are arranged at the bottoms of the walking wheel boxes, and the walking wheels can roll along the track structure; the two supporting legs are respectively and correspondingly fixed at the top of the walking wheel box; and the opposite end parts of the transverse moving driving structure are respectively and correspondingly fixed at the tops of the supporting legs.

The utility model provides a beneficial effect that technical scheme brought includes:

the embodiment of the utility model provides a hollow slab girder erection system, because the track structure can include first track section and second track section, the second track section can be for first track section along the translation of cross bridge, when carrying out bridge construction, sideslip drive structure lifts by crane the hollow slab girder, move roof beam platform truck and move from first track section to the roof beam that falls of second track section, install the hollow slab girder on the pier, move roof beam platform truck and remove first track section again, repeatedly lift by crane the hollow slab girder and move the hollow slab girder to corresponding position and install, can move the hollow slab girder along the cross bridge direction through sideslip drive structure, install the hollow slab girder on the pier along the cross bridge direction, can also move the second track section along the cross bridge direction, adjust the position that the second track section is located on the pier, therefore, can be in less construction space through above-mentioned hollow slab girder erection system, and completing the erection of the bridge.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of a hollow slab beam hoisting system provided by an embodiment of the present invention for hoisting a hollow slab beam;

fig. 2 is a schematic view illustrating a hollow slab beam transported to a pier according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a first state structure of a track structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second state of the track structure according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third state of the track structure according to the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a first view angle of the beam moving trolley according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a second view angle of the beam moving trolley provided by the embodiment of the present invention.

In the figure:

1. a track structure; 11. a first track segment; 111. sleeper bars; 112. a first steel rail; 12. a second track segment; 121. a transverse rail; 122. running a track beam;

2. a beam moving trolley; 21. a running wheel box; 211. a running wheel; 212. a running wheel rail clamping device; 22. supporting legs; 23. a bottom cross member;

3. a traverse driving structure; 31. a third track; 32. hoisting equipment;

4. hollow plate girder.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment of the utility model provides a hollow slab beam erects system, it can solve among the correlation technique rural highway bridge job site space narrow and small, can't provide sufficient assembly, operation and demolish the space for special bridging equipment, also can't satisfy the problem that the operation place of large-scale loop wheel machine arranged.

Referring to fig. 1 to 5, for the utility model provides a hollow slab beam erection system, it can include for the embodiment of the utility model provides a: the track structure 1, the track structure 1 may include a first track segment 11 and a second track segment 12, the first track segment 11 may be connected to the second track segment 12, and the second track segment 12 may be laid on the bridge pier along the longitudinal direction, in this embodiment, two opposite ends of the second track segment 12 may be respectively installed on the tops of two adjacent bridge piers, in other embodiments, the second track segment 12 may be laid on two bridge abutments, and the first track segment 11 may be disposed on one side of the second track segment 12 along the longitudinal direction, in this embodiment, the first track segment 11 may be laid on a road surface, and the first track segment 11 may be connected to the second track segment 12, and the second track segment 12 may be translated along the transverse direction with respect to the first track segment 11; at least two beam moving trolleys 2, wherein the beam moving trolleys 2 can be arranged on a first track section 11, the beam moving trolleys 2 can move to a second track section 12 along the first track section 11, a transverse moving driving structure 3 can be arranged at the top of the beam moving trolley 2, the transverse moving driving structure 3 can lift the hollow slab beam 4, the transverse moving driving structure 3 can also move the hollow slab beam 4 along a transverse bridge direction, when the bridge construction is carried out, the beam moving trolley 2 can be moved to the first track section 11 firstly, the hollow slab beam 4 is placed on a road surface, the transverse moving driving structure 3 on the beam moving trolley 2 lifts the hollow slab beam 4, then the beam moving trolley 2 is moved to the second track section 12, the hollow slab beam 4 is placed down through the transverse moving driving structure 3, the hollow slab beam 4 is arranged at a corresponding position, then the beam moving trolley 2 is moved to the first track section 11, and the next hollow slab beam 4 is lifted continuously, the beam moving trolley 2 is moved to a second track section 12, the hollow plate beam 4 is moved along the transverse bridge direction through the transverse moving driving structure 3, the hollow plate beam 4 corresponds to the installation position, then the hollow plate beam 4 is placed down and installed on a pier, after the hollow plate beam 4 is fully installed at the position corresponding to the second track section 12, the second track section 12 is moved to the next position along the transverse bridge direction, the first track section 11 is hung on the position corresponding to the second track section 12, the construction steps of sequentially installing the hollow plate beam 4 on the pier are continuously repeated until the installation of the hollow plate beam 4 on the pier is completed, and therefore, the erection of the bridge can be completed in a small construction space through the hollow plate beam erection system.

Referring to fig. 3-5, in some embodiments, second track segment 12 may include: the transverse rail 121 can be laid on two adjacent piers along the transverse bridge direction, in this embodiment, the transverse rail 121 includes two transverse sliding rails, two adjacent piers are respectively provided with one sliding rail, a support reserved bolt can be pre-embedded on the pier, the bottom of the transverse rail 121 can be provided with a first bolt hole, and the support reserved bolt is connected with the first bolt hole; the walking track beams 122, in this embodiment, two walking track beams 122 may be provided at intervals, and the two walking track beams 122 are parallel to each other, in other embodiments, other numbers of walking track beams 122 may be provided, the walking track beams 122 may be installed on the transverse track 121 along the longitudinal bridge direction, and the walking track beams 122 may move along the transverse track 121, in this embodiment, the bottom of the walking track beams 122 may be provided with a sliding block, the transverse track 121 may be provided with a sliding groove, the sliding groove may extend along the length direction of the transverse track 121, the sliding block may be slidably inserted into the sliding groove, in other embodiments, the walking track beams 122 may be slidably installed on the transverse track 121 through other structures, the walking track beams 122 may be provided with a second rail along the longitudinal bridge direction, the second rail may be connected with the first track segment 11, the beam moving trolley 2 may be slidably installed on the first track segment 11, and the beam moving trolley 2 can move from the first track section 11 to the second steel rail, and the beam moving trolley 2 can move on the track structure 1 more stably.

Referring to fig. 3-5, in some embodiments, second track segment 12 may further include: the sliding plate can be installed on the transverse rail 121, in this embodiment, the sliding plate can be an MGE plate, the top of the transverse rail 121 can be provided with a second bolt hole, a bolt penetrates through the MGE plate to be connected with the second bolt hole, the MGE plate is fixed on the transverse rail 121, the walking rail beam 122 is installed on the top of the MGE plate in the longitudinal bridge direction, the walking rail beam 122 can be pulled manually to transversely translate on the transverse rail 121 through chain block matching, and the sliding plate can be arranged to reduce the friction coefficient of the slide rail to the maximum extent and improve the construction efficiency.

Referring to fig. 1-5, in some embodiments, the first track segment 11 may include: a plurality of sleeper rows 111, the sleeper rows 111 may be arranged at intervals along the longitudinal bridge direction, and the sleeper rows 111 may be arranged on the road surface and located at one side of the second rail section 12; first rail 112, first rail 112 can lay on a plurality of sleeper rows 111 along the longitudinal bridge to, and first rail 112 can link to each other with second track section 12, and first rail 112 can link to each other with the second rail promptly, can make and move roof beam platform truck 2 more steadily through setting up sleeper row 111.

Referring to fig. 6 and 7, in some embodiments, the transfer trolley 2 may include: the bottom of the wheel box 21 can be provided with wheels 211, the wheels 211 can be mounted on the track structure 1, and the wheels 211 can move along the track structure 1, that is, the wheels 211 can be mounted on the first rail 112, the wheels 211 can move along the first rail 112 to the second rail, the outer ring of the wheels 211 can be recessed toward the center of the wheels 211, and the recessed portion of the wheels 211 can be matched with the first rail 112 and the second rail, when the wheels 211 move on the first rail 112 or the first rail 112, the top of the first rail 112 or the first rail 112 can be inserted into the recessed portion of the wheels 211; support leg 22, support leg 22 can be installed in the top of walking wheel case 21, in this embodiment, support leg 22 can weld in the top of walking wheel case 21, in other embodiments, support leg 22 can be fixed in the top of walking wheel case 21 through the bolt, support leg 22's structure can be constituteed by two right triangle frames, the longer right-angle side of two right triangle frame lengths welds mutually together, the shorter right-angle side of two right triangle frame lengths welds in the top of walking wheel case 21, sideslip drive structure 3 is installed in the top of two right triangle frames, above-mentioned beam shifting trolley 2 stable in structure, can be steady hoist hollow slab beam 4, move along track structure 1.

Referring to fig. 6 and 7, in some embodiments, the girder moving trolley 2 may further include: the bottom cross beam 23 and the bottom cross beam 23 can be fixed on the top of the walking wheel box 21, in this embodiment, one side of the bottom cross beam 23 is welded on the top of the walking wheel box 21, in other embodiments, the bottom cross beam 23 can be fixed on the top of the walking wheel box 21 through bolts, the top of the bottom cross beam 23 is fixed with the bottom of the supporting leg 22, and the walking wheel box 21 and the supporting leg 22 can be connected more firmly by arranging the bottom cross beam 23.

Referring to fig. 6 and 7, in some embodiments, the traveling wheel box 21 may be provided with a traveling wheel rail clamp 212, and the traveling wheel rail clamp 212 may be located on one side of the traveling wheel 211, and after the beam transfer trolley 2 moves to a predetermined position, the traveling wheel rail clamp 212 may be lowered, and the beam transfer trolley 2 may be fixed to the track structure 1, so that the beam transfer trolley 2 may not shake when lifting or lowering the hollow slab beam 4.

Referring to fig. 6 and shown therein, in some embodiments, the traverse driving structure 3 may include: a third rail 31, wherein the third rail 31 can be installed on the top of the beam moving trolley 2, namely the third rail 31 can be installed on the top of the supporting leg 22, and the third rail 31 can extend along the transverse bridge direction; the lifting device 32, the lifting device 32 can be installed on the third rail 31, in this embodiment, the lifting device 32 can be installed on one side of the third rail 31 close to the rail structure 1, in other embodiments, the lifting device 32 can be installed at other positions on the third rail 31, and the lifting device 32 can move along the third rail 31, that is, the lifting device 32 can lift the hollow slab beam 4, and then the transverse position of the hollow slab beam 4 is adjusted by moving the lifting device 32 in the transverse direction, so that the hollow slab beam 4 can be installed better.

Referring to fig. 6, in some embodiments, the lifting apparatus 32 can include: two electric block, two electric block can install in third track 31 at the interval to electric block can follow third track 31 and remove, can hang hollow slab roof beam 4 through two electric block, lifts by crane the convenience.

Referring to fig. 6 and 7, in some embodiments, the transfer trolley 2 may include: the two walking wheel boxes 21 can be installed on the track structure 1 at intervals along the transverse bridge direction, walking wheels 211 can be arranged at the bottom of the walking wheel boxes 21, the walking wheels 211 can roll along the track price, namely, the beam moving trolley 2 can move on the track structure 1; at least two supporting legs 22, two supporting legs 22 can correspond respectively and be fixed in the top of walking the wheel case 21, sideslip drive structure 3 can transversely set up in the top of two supporting legs 22, and sideslip drive structure 3's relative both ends can correspond respectively and be fixed in the top of two supporting legs 22, and the hollow slab beam 4 of lifting by crane that the structure of above-mentioned roof beam platform truck 2 that moves can be more stable, and remove hollow slab beam 4.

The embodiment of the utility model provides a pair of hollow slab beam erects system's principle does:

because the track structure 1 comprises a first track section 11 and a second track section 12 which are connected, the first track section 11 can be laid on the road surface along the transverse bridge direction, the second track section 12 can be laid on the bridge pier along the transverse bridge direction, the second track section 12 can be horizontally moved along the transverse bridge direction relative to the first track section 11, two beam moving trolleys 2 can be arranged on the first track section 11, and the beam moving trolleys 2 can be moved to the second track section 12 along the first track section 11, the top of the beam moving trolley 2 can be provided with a transverse moving driving structure 3, the transverse moving driving structure 3 can lift the hollow slab girders 4, and the transverse moving driving structure 3 can also move the hollow slab girders 4 along the transverse bridge direction, when the bridge construction is carried out, the transverse moving driving structure 3 on the beam moving trolley 2 lifts the hollow slab girders 4, then moves the beam moving trolleys 2 to the second track section 12, and then the hollow slab girders 4 are lowered through the transverse moving driving structure 3, the hollow plate beams 4 are installed at corresponding positions, then the beam moving trolley 2 is moved to the first track section 11, the next hollow plate beam 4 is lifted continuously, the beam moving trolley 2 is moved to the second track section 12 until the bridge is installed, and therefore the bridge can be erected in a small construction space through the hollow plate beam erecting system.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is noted that, in the present invention, 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 the process, method, article, or apparatus that comprises the element.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A hollow slab beam erection system, characterized in that it comprises:

the track structure (1) comprises a first track section (11) and a second track section (12) which are connected, the second track section (12) is laid on a pier along a longitudinal bridge direction, the first track section (11) is arranged on one side of the second track section (12) along the longitudinal bridge direction, and the second track section (12) can translate along a transverse bridge direction relative to the first track section (11);

at least two move roof beam platform truck (2), move roof beam platform truck (2) install in first track section (11), just move roof beam platform truck (2) can follow first track section (11) move to second track section (12), the top of moving roof beam platform truck (2) is equipped with sideslip drive structure (3), sideslip drive structure (3) are used for lifting by crane hollow slab beam (4), and move along the cross bridge to hollow slab beam (4).

2. The hollow slab girder erection system of claim 1, wherein the second track section (12) comprises:

the transverse rail (121), the transverse rail (121) is laid on two adjacent piers along the transverse bridge direction;

the walking track beam (122) is mounted on the transverse track (121) along a longitudinal bridge direction, the walking track beam (122) can move along the transverse track (121), a second steel rail is arranged on the walking track beam (122) along the longitudinal bridge direction, and the second steel rail is connected with the first track section (11).

3. The hollow plate girder erection system of claim 2, wherein the second track section (12) further comprises:

the sliding plates are slidably mounted on the transverse rails (121), and the walking rail beams (122) are mounted on the sliding plates along the longitudinal bridge direction.

4. A hollow slab girder erection system according to claim 1, wherein the first track section (11) comprises:

the sleeper rows (111) are arranged at intervals along the longitudinal bridge direction;

the first steel rail (112) is laid on the sleeper rows (111) along the longitudinal bridge direction, and the first steel rail (112) is connected with the second track section (12).

5. A hollow slab girder erection system according to claim 1 wherein the girder-moving trolley (2) comprises:

the track structure comprises a walking wheel box (21), wherein walking wheels (211) are arranged at the bottom of the walking wheel box (21), the walking wheels (211) are installed on the track structure (1), and the walking wheels (211) can move along the track structure (1);

a support leg (22), wherein the support leg (22) is installed on the top of the traveling wheel box (21);

the transverse moving driving structure (3) is arranged at the top of the supporting leg (22).

6. The hollow slab girder erection system of claim 5, wherein the girder-moving trolley (2) further comprises:

the bottom cross beam (23), the bottom cross beam (23) is fixed in the top of the walking wheel box (21), and the top of the bottom cross beam (23) is fixed with the supporting legs (22).

7. The hollow slab girder erection system of claim 5, wherein:

the walking wheel box (21) is provided with a walking wheel rail clamping device (212), and the walking wheel rail clamping device (212) is positioned on one side of the walking wheel (211).

8. A hollow slab girder erection system as claimed in claim 1 wherein the traverse driving structure (3) comprises:

the third rail (31) is installed at the top of the beam moving trolley (2), and the third rail (31) extends along the transverse bridge direction;

a lifting apparatus (32), the lifting apparatus (32) being mounted to the third rail (31), and the lifting apparatus (32) being movable along the third rail (31).

9. The hollow slab girder erection system of claim 8, wherein the lifting apparatus (32) comprises:

and the two electric hoists are slidably mounted on the third rail (31), and the electric hoists are used for hoisting the hollow plate beam (4).

10. The hollow slab girder erection system of claim 1, wherein the girder moving trolley (2) comprises:

the track structure comprises at least two walking wheel boxes (21), wherein the two walking wheel boxes (21) are arranged on the track structure (1) at intervals along the transverse bridge direction, walking wheels (211) are arranged at the bottom of each walking wheel box (21), and the walking wheels (211) can roll along the track structure (1);

the two supporting legs (22) are respectively and correspondingly fixed on the top of the walking wheel box (21);

and the opposite end parts of the transverse moving driving structure (3) are respectively and correspondingly fixed on the tops of the supporting legs (22).

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