CN217629455U - Dismantling device and system for box girder template supporting system - Google Patents
Dismantling device and system for box girder template supporting system Download PDFInfo
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- CN217629455U CN217629455U CN202221471532.XU CN202221471532U CN217629455U CN 217629455 U CN217629455 U CN 217629455U CN 202221471532 U CN202221471532 U CN 202221471532U CN 217629455 U CN217629455 U CN 217629455U
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Abstract
The utility model provides a device and system demolish of case roof beam formwork support system, relates to bridge construction technical field, demolishs the device and includes steel strand bundle, compensating beam and hoisting equipment, and case roof beam formwork support system includes formwork support system, case roof beam and demolishs the device. The box girder is arranged on the top surface of the formwork support system, the balance beam is arranged on the top surface of the box girder, the hoisting equipment is arranged on the top surface of the balance beam, the steel strand bundle sequentially penetrates through the formwork support system, the box girder, the balance beam and the hoisting equipment along the height direction of the box girder, the hoisting equipment can drive the steel strand bundle to move along the penetrating direction of the steel strand bundle, and the bottom of the steel strand bundle is anchored at the bottom of the formwork support system through the anchoring device. The hoisting equipment is used for controlling the lifting and the lower part of the steel strand bundle, so that the template supporting system is integrally placed on the ground to be dismantled. The embodiment of the application can realize that the whole formwork support system falls to the ground and is dismantled, and the dismantling operation is convenient, and the construction efficiency is improved.
Description
Technical Field
The application relates to the technical field of bridge construction, in particular to a dismantling device and system for a box girder formwork supporting system.
Background
With the development of bridge construction, in the construction of cast-in-place box girders of bridges, steel tube upright beam type formwork support systems are widely adopted as temporary structures, and the dismantling of the steel tube upright beam type formwork support systems is also an important process in the bridge construction process. In the related art, the demolition process of the formwork support system usually adopts a top-to-bottom demolition method. Because the formwork support system is limited by the beam body built above and the steel tube upright post section steel support frame below, the dismantling operation is difficult, and the construction efficiency is reduced.
Disclosure of Invention
The embodiment of the application provides a device and a system for demolishing a box girder formwork support system, which solve the problem that the demolishing operation of the formwork support system is difficult, and reduce the construction efficiency.
A demolition arrangement for a box girder formwork support system, comprising:
the balance beam is horizontally arranged and is provided with a through hole penetrating along the height direction of the balance beam;
the hoisting equipment is arranged on the top surface of the balance beam;
the steel strand bundle penetrates through the through hole of the balance beam and the hoisting equipment along the height direction of the balance beam, the hoisting equipment can drive the steel strand bundle to move along the penetrating direction of the steel strand bundle, and the bottom of the steel strand bundle is connected with an anchoring device.
Furthermore, the dismounting device also comprises a support beam, the support beam is obliquely arranged relative to the hoisting equipment, and one end of the support beam is connected to the hoisting equipment.
Furthermore, the end surface of the free end of the supporting beam is flush with the bottom surface of the balance beam.
Furthermore, the anchoring device comprises an anchor backing plate and an anchor head for fastening, and the bottom of the steel strand bundle penetrates through the anchor backing plate and is fastened to the anchor backing plate through the anchor head.
Still provide a box girder template support system, it includes:
a template support system;
the box beam is arranged on the top surface of the formwork support system;
and a demolition arrangement, the demolition arrangement comprising:
the balance beam horizontally extends along the longitudinal bridge direction, and is arranged on the top surface of the box girder;
the hoisting equipment is arranged on the top surface of the balance beam;
the steel strand bundle sequentially penetrates through the formwork support system, the box girder, the balance beam and the hoisting equipment along the height direction of the box girder, the hoisting equipment can drive the steel strand bundle to move along the penetrating direction of the steel strand bundle, the bottom of the steel strand bundle penetrates through the formwork support system, and is anchored at the bottom of the formwork support system through the anchoring device.
Furthermore, the dismounting device also comprises a support beam, the support beam is obliquely arranged relative to the hoisting equipment, one end of the support beam is connected to the hoisting equipment, and the other end of the support beam is connected to the top surface of the box girder.
Furthermore, each hoisting equipment is connected with two supporting beams, and the two supporting beams are symmetrically distributed on two opposite sides of the hoisting equipment.
Furthermore, the anchoring device comprises an anchor backing plate and an anchor head for fastening, wherein the bottom of the steel strand bundle penetrates through the anchor backing plate and is fastened on the anchor backing plate through the anchor head.
Furthermore, the box girder comprises a middle part and flange parts positioned on two sides of the middle part along the transverse bridge direction, and at least one dismounting device is respectively arranged on the top surfaces of the middle part and each flange part.
Further, the formwork support system comprises a middle support system supported below the middle of the box girder and a flange support system supported below the flange of the box girder.
The beneficial effect that technical scheme that this application provided brought includes:
the embodiment of the application provides a device and system demolish of case roof beam formwork support system, wherein, the device of demolising of case roof beam formwork support system includes steel strand bundle, compensating beam and hoisting equipment, case roof beam formwork support system includes formwork support system, case roof beam and demolishs the device, steel strand bundle runs through in formwork support system, case roof beam, compensating beam and hoisting equipment simultaneously, order about steel strand bundle through hoisting equipment and promote, make the anchor of steel strand bundle bottom push up formwork support system, demolish sand box and steel pipe stand below formwork support system. And driving the steel strand bundle to be lowered through hoisting equipment, integrally lowering the template supporting system to the ground, and performing dismantling operation. The embodiment of the application can realize that the whole formwork support system falls to the ground and is dismantled, and the dismantling operation is not limited by a field and machinery, so that the construction progress is accelerated, the construction efficiency is improved, and the construction safety is ensured.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a demolition apparatus according to an embodiment of the present application;
FIG. 2 is a schematic longitudinal bridge view of a box girder formwork support system according to an embodiment of the present disclosure;
FIG. 3 is a schematic cross-bridge configuration of the demolition apparatus of FIG. 2 mounted to the flange portion of a box girder;
fig. 4 is a schematic view of a transverse bridging structure in which the demolition apparatus of fig. 2 is installed at the middle of a box girder.
Reference numerals:
1. a bundle of steel strands; 2. a balance beam; 3. hoisting equipment; 4. a support beam; 5. a box girder; 51. a middle part; 52. a flange portion; 6. an anchoring device; 61. an anchor backing plate; 62. an anchor head; 7. a template support system; 71. a middle formwork support system; 711. a middle bottom beam; 712. a middle support frame; 713. a middle distribution beam; 714. a middle bottom die, 72 and a flange part template supporting system; 721. a flange bottom beam; 722. a flange support frame; 723. a middle distribution beam; 724. a flange bent frame; 725. a flange bottom die; 8. a sand box; 9. a steel pipe upright post; 10. provided is a bridge pier.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
The embodiment of the application provides a device and a system for demolishing a box girder formwork support system, which can solve the problems of difficult demolition operation and low construction efficiency of the formwork support system.
As shown in figure 1, the dismantling device for the box girder formwork support system comprises a balance beam 2, hoisting equipment 3 and a steel strand bundle 1.
Wherein, compensating beam 2 sets up horizontally, and compensating beam 2 has the through hole that runs through along its direction of height. The hoisting equipment is arranged on the top surface of the balance beam 2. The steel strand bundle penetrates through the through hole of the balance beam 2 and the hoisting equipment 3 along the height direction of the balance beam 2, the hoisting equipment 3 can drive the steel strand bundle 1 to move along the penetrating direction of the steel strand bundle, and the bottom of the steel strand bundle 1 is connected with the anchoring device 6.
Specifically, in this application embodiment, hoisting equipment 3 is hydraulic jack, and hydraulic jack connects the computer, adopts the promotion and the transfer of computer intelligent control steel strand bundle 1. In other embodiments, the hoisting device 3 may be a chain block, a winch, or the like. The steel strand bundle 1 is a high-strength low-relaxation prestressed steel strand bundle and has high strength, and the number of the steel strand bundle 1 is determined according to the actual stress condition.
Specifically, the top area of the balance beam 2 should be greater than or equal to the bottom area of the hoisting device 3, so as to facilitate the installation of the hoisting device 3 and the transmission of the force. In this application embodiment, compensating beam 2 adopts I-steel concatenation preparation, is fixed in the preset mounting position of case roof beam 5, and this preset mounting position can be set for according to actual conditions, and in other embodiments, compensating beam 2 also can adopt angle steel, round steel etc..
Further, the demolition arrangement of the present application further comprises a support beam 4, the support beam 4 being arranged obliquely with respect to the hoisting device 3, and one end of the support beam 4 being connected to the hoisting device 3. In particular, one end of the support beam 4 is connected to a side wall of the lifting device 3.
Supporting beam 4 can play the effect of strengthening and stabilizing hoisting equipment 3, and when this application demolish the device and set up in case roof beam 5, supporting beam 4's one end is connected in hoisting equipment 3, and the other end is connected in the top surface of case roof beam 5, forms firm triangle-shaped, has guaranteed hoisting equipment 3's stability.
Specifically, in this embodiment, the number of the support beams 4 is two, and the two support beams are respectively connected to two opposite sides of the hoisting device 3, so that the hoisting device 3 is uniformly stressed and cannot topple over. In other embodiments, the number of support beams 4 may be set according to the case of example. Preferably, when the number of the support beams 4 is multiple, the support beams 4 are uniformly connected to the lifting device, so that the lifting device 3 is uniformly stressed.
Specifically, supporting beam 4 and hoisting equipment 3 guarantee supporting beam 4 and hoisting equipment 3 fully contact with face-to-face contact mode or line-to-face contact mode to guarantee supporting beam 4 and hoisting equipment 3's fastness of being connected.
Furthermore, the end face of the free end of the supporting beam 4 is flush with the bottom surface of the balance beam 2, so that the dismounting device is convenient to connect and mount with other structures.
Further, the anchoring device 6 includes an anchor plate 61 and an anchor head 62 for fastening, and the bottom of the steel strand bundle 1 penetrates through the anchor plate 61 and is fastened to the anchor plate 61 by the anchor head 62.
Specifically, the anchor pad 61 is located above the anchor head 62, and the bottom area of the anchor pad 61 should be larger than the top area of the anchor head 62, so that the anchor head 62 can fully exert the anchoring function.
As shown in fig. 2 to 4, the present embodiment also provides a box girder formwork support system, which includes a box girder 5, a formwork support system 7, and a demolition apparatus, where the demolition apparatus includes a balance beam 2, a hoisting device 3, and a steel strand bundle 1.
Wherein, case roof beam 5 sets up in the top surface of template support system 7, and compensating beam 2 extends to the level along indulging the bridge, and compensating beam 2 sets up in the top surface of case roof beam 5. The hoisting device 3 is arranged on the top surface of the compensating beam 2. The steel strand bundle 1 sequentially penetrates through the formwork support system 7, the box girder 5, the balance beam 2 and the hoisting equipment 3 along the height direction of the box girder 5, the hoisting equipment 3 can drive the steel strand bundle 1 to move along the penetrating direction of the steel strand bundle, the bottom of the steel strand bundle 1 penetrates through the formwork support system 7, and the steel strand bundle is anchored at the bottom of the formwork support system 7 through the anchoring device 6.
Specifically, in the present embodiment, the end of the box girder 5 is bridged to the top end of the pier 10. The formwork support system 7 is located between two adjacent piers 10 and is erected below the box girder 5. Hoisting equipment 3 passes load to box girder 5 through compensating beam 2, and compensating beam 2 has increased the load transfer area, avoids box girder 5 to receive concentrated load and destroys. The top area of the balance beam 2 is larger than or equal to the bottom area of the hoisting equipment 3, so that the hoisting equipment 3 can be conveniently installed and the force can be conveniently transmitted.
Specifically, in this application embodiment, hoisting equipment 3 is hydraulic jack, and hydraulic jack connects the computer, adopts the promotion and the transfer of computer intelligent control steel strand bundle 1. In other embodiments, the hoisting device 3 may be a chain block, a winch, or the like. The steel strand bundle 1 is a prestressed steel strand bundle and has high strength.
Further, the above-mentioned demolition arrangement further comprises a support beam 4, the support beam 4 being arranged obliquely with respect to the hoisting device 3, and the support beam 4 being connected at one end to the hoisting device 3 and at the other end to the top surface of the box girder 5.
Specifically, supporting beam 4 can play the effect of strengthening and stabilizing hoisting equipment 3, and supporting beam 4's one end is connected in hoisting equipment 3, and the other end is connected in the top surface of case roof beam 5, forms firm triangle-shaped, has guaranteed hoisting equipment 3's stability.
Specifically, supporting beam 4 and hoisting equipment 3 guarantee supporting beam 4 and hoisting equipment 3 fully to contact with face-to-face contact mode or line-to-face contact mode to guarantee supporting beam 4 and hoisting equipment 3's fastness of being connected.
Furthermore, each lifting device 3 is connected with two supporting beams 4, and the two supporting beams 4 are symmetrically distributed on two opposite sides of the lifting device 3.
Specifically, in this application embodiment, the number of the supporting beams 4 is two, and the two supporting beams 4 are connected to two opposite sides of the hoisting equipment 3 along the transverse bridge direction, so that the hoisting equipment 3 is uniformly stressed and cannot topple over. In other embodiments, the number of support beams 4 may be set according to the case of example. Preferably, when the number of the support beams 4 is multiple, the support beams 4 are uniformly connected to the side wall of the lifting device 3, so as to ensure that the lifting device 3 is uniformly stressed.
Further, the anchoring device 6 includes an anchor plate 61 and an anchor head 62 for fastening, and the bottom of the steel strand bundle 1 penetrates through the anchor plate 61 and is fastened to the anchor plate 61 by the anchor head 62.
Specifically, the anchor pad 61 is located above the anchor head 62, and the bottom area of the anchor pad 61 should be larger than the top area of the anchor head 62, so that the anchor head 62 can fully exert the anchoring function.
Further, as shown in fig. 3 and 4, the box girder 5 includes a middle portion 51 and flange portions 52 on both sides of the middle portion 51 in the transverse bridge direction, and a removing device is provided on each of the top surfaces of the middle portion 51 and each of the flange portions 52.
Specifically, in the present embodiment, the bottom surface of the middle portion 51 of the box girder 5 is horizontal, and the bottom surface of the flange portion 52 of the box girder 5 is inclined upward from the inside to the outside, and therefore, the structural form, the weight, and the like of the middle portion 51 and the flange portion 52 are different. At least one dismounting device is arranged on the top surface of the middle part 51 and each flange part 52, namely, the middle part 51 and the two flange parts 52 are respectively dismounted through different dismounting devices, and the overall stability and the safety of the box girder 5 in the dismounting process are ensured.
Specifically, when the number of the dismounting devices arranged on the middle part 51 is one, the dismounting devices are located at the center of the middle part 51, and when the number of the dismounting devices arranged on the middle part 51 is multiple, the dismounting devices are uniformly arranged, so that the stress of the middle part 51 of the box girder 5 in the dismounting process is uniform, and the stability and the safety of the middle part 51 of the box girder 5 are ensured. Meanwhile, the dismantling devices arranged at the two flange parts 52 are symmetrically arranged, so that the stress of the whole box girder 5 in the dismantling process is uniform, and the overall stability and safety of the box girder 5 are ensured.
Further, the formwork support system 7 includes a middle support system 71 supported below the middle portion 51 of the box girder 5 and a flange portion support system 72 supported below the flange portion 52 of the box girder 5.
Specifically, the middle support system 71 includes a middle bottom beam 711, a middle support frame 712, a middle distribution beam 713, and a middle bottom mold 714. The middle bottom mold 711 is located on the top surface of the sand box 8, the middle support frame 712 is supported on the top surface of the middle bottom mold 711, the middle distribution beam 713 is located on the top surface of the middle support frame 712, the middle distribution beam 713 extends in the transverse bridge direction, the middle bottom mold 714 is located between the middle portion 51 of the box girder 5 and the middle distribution beam 713, and the middle bottom mold 712 is located on the bottom surface of the middle portion 51 of the box girder 5.
Specifically, the flange formwork support system 72 includes a flange bottom beam 721, a flange support frame 722, a flange distribution beam 723, a flange bent 724, and a flange bottom die 725. The flange bottom beam 721 is located on the top surface of the molding box 8, the flange supporting frames 722 are supported on the top surface of the flange bottom beam 711, the flange supporting frames 723 are laid along the middle supporting frames 713 in the extending direction of the transverse bridge, the flange distributing beam 723 is located on the top surface of the flange supporting frames 723, the flange distributing beam 723 is arranged along the extending direction of the middle distributing beam 713, the flange bent 724 is supported on the top surface of the flange distributing beam 723, the flange bottom die 725 is located between the flange part 52 of the box girder 5 and the flange distributing beam 723, and the flange bottom die 725 is arranged on the bottom surface of the flange part 52 of the box girder 5.
The center distribution beam 713 and the flange distribution beam 723 may be end-aligned and erected in the transverse bridge direction. The middle bottom beam 711 and the flange bottom beam 721 can be made of i-steel, and the middle bottom beam 711, the middle support frame 712, the middle distribution beam 713, the middle bottom mold 714, the flange bottom beam 721, the flange support frame 722, the flange distribution beam 723, the flange bent frame 724, and the flange bottom mold 725 are all provided with holes for the steel strand bundle 1 to pass through.
Specifically, in this embodiment, a sand box 8 and a steel pipe upright 9 are further disposed below the formwork support system 7, the sand box 8 and the steel pipe upright 9 support the formwork support system 7, and the sand box 8 can ensure the stability of the formwork support system 7. The number of the steel tube upright posts 9 can be one or a plurality of steel tube upright posts, the number of the sand boxes 8 is the same as that of the steel tube upright posts 9, and one sand box 8 is arranged at the top end of one steel tube upright post 9.
The embodiment of the application further provides a construction method of the dismantling device based on the box girder formwork support system, which comprises the following steps:
step 1: the top surface of the box girder 5 is provided with the balance beam 2, and the top surface of the balance beam 2 is provided with the hoisting equipment 3.
Step 2: the steel strand bundle 1 is vertically installed, the steel strand bundle 1 sequentially penetrates through the formwork support system 7, the box girder 5, the balance beam 2 and the hoisting equipment 3, and the bottom of the steel strand bundle 1 penetrates through the formwork support system 7.
And step 3: and an anchoring device 6 is arranged at the bottom of the steel strand bundle 1, so that the steel strand bundle 1 is anchored at the bottom of the formwork support system 7.
And 4, step 4: the steel strand bundle 1 is driven to be placed downwards through the hoisting equipment 3, and the template supporting system 7 is placed downwards to be detached.
Specifically, the box girder 5 includes a middle portion 51 and flange portions 52 on both sides of the middle portion 51 in the transverse bridge direction, and at least one dismantling device is provided on each of the top surfaces of the middle portion 51 and each of the flange portions 52. That is, the middle portion 51 and the two flange portions 52 are detached by different detaching devices, so that the overall stability and safety of the box girder 5 in the detaching process are ensured. In the present embodiment, the middle part 51 of the box girder 5 is provided with two demolition means, and each flange part 52 is provided with two demolition means.
Specifically, during the construction of the box girder 5, hole sites need to be reserved at corresponding positions, so that the steel strand bundle 1 passes through the reserved holes.
Specifically, in other embodiments, when the number of the removing devices provided in the middle portion 51 is one, the removing devices are located in the center of the middle portion 51, and when the number of the removing devices provided in the middle portion 51 is multiple, the removing devices are preferably arranged uniformly, so that the middle portion 51 of the box girder 5 is uniformly stressed during the removing process, and the stability and the safety of the middle portion 51 of the box girder 5 are ensured. Meanwhile, the dismantling devices arranged at the two flange parts 52 are symmetrically arranged, so that the stress of the whole box girder 5 in the dismantling process is uniform, and the overall stability and safety of the box girder 5 are ensured.
Further, the step 2 further includes: a support beam 4 is arranged on the top surface of the box girder 5 such that one end of the support beam 4 is connected to the hoisting device 3 and the other end is connected to the top surface of the box girder 5.
Specifically, in this embodiment, each hoisting device 3 is connected with two supporting beams 4, and the two supporting beams 4 are connected to two sides of the hoisting device 3 along the longitudinal bridge direction, so that the hoisting device 3 is uniformly stressed and cannot topple over. In other embodiments, the number of support beams 4 may be set according to the case of example. Preferably, when the number of the support beams 4 is multiple, the support beams 4 are uniformly connected to the lifting device 3, so as to ensure uniform stress on the lifting device 3.
Further, in the above step 3, the anchoring device 6 includes the anchor plate 61 and the anchor head 62 for fastening, and the bottom of the steel strand bundle 1 penetrates through the anchor plate 61 and is fastened to the anchor plate 61 by the anchor head 62. Specifically, the anchor pad 61 is located above the anchor head 62, and the bottom area of the anchor pad 61 should be larger than the top area of the anchor head 62, so that the anchor head 62 can fully exert the anchoring function.
Further, the step 4 further includes: the steel strand bundle 1 is driven to ascend through the hoisting equipment 3, the anchor device 6 is tightly propped against the formwork support system 7, and the sand box 8 and the steel pipe upright post 9 below the formwork support system 7 are detached.
Order about steel strand bundle 1 through hoisting equipment 3 and transfer, transfer template braced system 7 wholly to ground, and demolish.
In the description of the present application, 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, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; 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 application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are 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, the use of the phrase "comprising a. -. Said" to define an element does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. 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 application. Thus, the present application 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 demolish device of box girder template support system, its characterized in that demolish the device and include:
a balance beam (2) which is horizontally arranged, wherein the balance beam (2) is provided with a through hole penetrating along the height direction;
a hoisting device (3) arranged on the top surface of the balance beam (2);
the steel strand bundle (1) penetrates through the through hole of the balance beam (2) and the hoisting equipment (3) along the height direction of the balance beam (2), the hoisting equipment (3) can drive the steel strand bundle (1) to move along the penetrating direction of the steel strand bundle, and the bottom of the steel strand bundle (1) is connected with an anchoring device (6).
2. A removal apparatus for a box beam formwork support system as defined in claim 1, wherein: the dismounting device further comprises a support beam (4), the support beam (4) is arranged obliquely relative to the hoisting equipment (3), and one end of the support beam (4) is connected to the hoisting equipment (3).
3. A removal apparatus for a box beam formwork support system as defined in claim 2, wherein: the end surface of the free end of the supporting beam (4) is flush with the bottom surface of the balance beam (2).
4. A removal apparatus for a box beam formwork support system as defined in claim 1, wherein: the anchoring device (6) comprises an anchoring backing plate (61) and an anchoring head (62) for fastening, wherein the bottom of the steel strand bundle (1) penetrates through the anchoring backing plate (61) and is fastened to the anchoring backing plate (61) through the anchoring head (62).
5. A box girder formwork support system, comprising:
a formwork support system (7);
the box beam (5) is arranged on the top surface of the formwork support system (7);
and a demolition arrangement, the demolition arrangement comprising:
the balance beam (2) extends horizontally along the longitudinal bridge direction, and the balance beam (2) is arranged on the top surface of the box girder (5);
a hoisting device (3) arranged on the top surface of the balance beam (2);
the steel strand bundle (1) is followed the direction of height of case roof beam (5) run through in proper order in template support system (7) case roof beam (5) compensating beam (2) and hoisting equipment (3), hoisting equipment (3) can drive steel strand bundle (1) and remove along its direction of running through, the bottom of steel strand bundle (1) runs through out template support system (7), and through anchoring device (6) anchor in the bottom of template support system (7).
6. A box beam formwork support system as claimed in claim 5, wherein: the dismounting device further comprises a supporting beam (4), the supporting beam (4) is obliquely arranged relative to the hoisting equipment (3), one end of the supporting beam (4) is connected to the hoisting equipment (3), and the other end of the supporting beam is connected to the top surface of the box beam (5).
7. A box beam formwork support system as claimed in claim 6, wherein: each hoisting equipment (3) is connected with two supporting beams (4), and the two supporting beams (4) are symmetrically distributed on two opposite sides of the hoisting equipment (3).
8. A box beam formwork support system as claimed in claim 5, wherein: the anchoring device (6) comprises an anchoring backing plate (61) and an anchoring head (62) for fastening, wherein the bottom of the steel strand bundle (1) penetrates through the anchoring backing plate (61) and is fastened to the anchoring backing plate (61) through the anchoring head (62).
9. A box beam formwork support system as claimed in claim 5, wherein: the box girder (5) comprises a middle part (51) and flange parts (52) positioned on two sides of the middle part (51) along the transverse bridge direction, and at least one dismantling device is arranged on the top surfaces of the middle part (51) and each flange part (52).
10. A box beam formwork support system as defined in claim 9, wherein: the formwork support system (7) comprises a middle support system (71) supported below the middle part (51) of the box girder (5) and a flange part support system (72) supported below the flange part (52) of the box girder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221471532.XU CN217629455U (en) | 2022-06-13 | 2022-06-13 | Dismantling device and system for box girder template supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221471532.XU CN217629455U (en) | 2022-06-13 | 2022-06-13 | Dismantling device and system for box girder template supporting system |
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|---|---|
| CN217629455U true CN217629455U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221471532.XU Active CN217629455U (en) | 2022-06-13 | 2022-06-13 | Dismantling device and system for box girder template supporting system |
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| CN (1) | CN217629455U (en) |
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2022
- 2022-06-13 CN CN202221471532.XU patent/CN217629455U/en active Active
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