CN211113201U - Self-stabilizing lattice type supporting system - Google Patents
Self-stabilizing lattice type supporting system Download PDFInfo
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- CN211113201U CN211113201U CN201921657168.4U CN201921657168U CN211113201U CN 211113201 U CN211113201 U CN 211113201U CN 201921657168 U CN201921657168 U CN 201921657168U CN 211113201 U CN211113201 U CN 211113201U
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Abstract
The utility model provides a self-stabilizing lattice type supporting system, which comprises supporting main limbs, wherein the supporting main limbs are connected with a base, and adjacent supporting main limbs are connected through a reinforcing component; and the support main limb is provided with a fine adjustment device which is matched with the arch rib. The utility model discloses need not pre-buried steel sheet of connecting and the welding of roof beam body on the roof beam body, need not set up the cable wind rope, reduced the interference of construction to the roof beam body, overall structure is simple, can have enough to meet the need the use, has fine popularization and application prospect.
Description
Technical Field
The utility model relates to a technical field of bridge construction especially relates to a from steady lattice formula support system.
Background
The continuous beam-arch combined bridge adopts a construction method of 'beam first and then arch', namely after the construction of the continuous beam is completed, the arch rib is assembled by generally erecting full supports on the beam or assembling the arch rib by adopting partial supports and then vertically turning and closing the arch rib by a tower. The traditional construction method has the disadvantages of complex construction, long assembly time, more supports and other parts, and brings potential safety hazards to the underbridge passage.
SUMMERY OF THE UTILITY MODEL
Set up full hall support to traditional bridge work progress and assemble the arch rib, the construction is complicated, assemble for a long time, brings the technical problem of potential safety hazard for the under-bridge passageway, the utility model provides a self-stabilizing lattice formula support system.
In order to solve the above problem, the technical scheme of the utility model is so realized:
a self-stabilizing lattice type supporting system comprises supporting main limbs, wherein the supporting main limbs are connected with a base, and adjacent supporting main limbs are connected through a reinforcing component; and the support main limb is provided with a fine adjustment device which is matched with the arch rib.
Preferably, the adjacent supporting main limbs comprise transversely adjacent supporting main limbs and longitudinally adjacent supporting main limbs, the transversely adjacent supporting main limbs are connected through a transverse connecting frame, and the longitudinally adjacent supporting main limbs are connected through a longitudinal connecting frame.
Preferably, the supporting main limb is HW200 x 200 section steel, and the base is 56 i-section steel.
Preferably, the fine adjustment device comprises a movable assembly, a jack and a chain block, the movable assembly and the jack are both installed on the main supporting limb, a support frame is arranged on the upper portion of the movable assembly, the support frame is connected with the arch rib, the jack is matched with the arch rib, and the arch rib is connected with the main supporting limb through the chain block.
Preferably, the number of the movable assemblies is at least two, the two-shaped movable assemblies are respectively arranged at two ends of the supporting table, and the two groups of movable assemblies are respectively connected with the arch rib through the supporting frame.
Preferably, the movable assembly comprises a wedge, a support frame is arranged on the upper portion of the wedge, and the wedge is matched with the support frame.
The utility model has the advantages that: firstly, after a supporting main limb and a base are installed, a transverse connecting frame at a corresponding position is installed at the same time, then each section of arch rib is hoisted and positioned and hoisted to the supporting main limb, in the installation process, a working platform is installed at the position of an arch rib butt joint opening of each construction site, after the arch rib is hoisted and placed on an accurately measured working platform to be aligned and stabilized, the arch rib is finely adjusted to a design position by utilizing a fine adjustment device arranged below the steel pipe arch rib, and a positioning horse plate is adopted for temporary fixation and support; support main limb and base whole and form the support, the support has from the steadiness ability, need not at the pre-buried steel sheet of bridge floor, has shortened the reinforced operating time of bridge upper bracket, has reduced the construction degree of difficulty, has avoided support and built-in fitting welding, cutting to the influence of roof beam body, and whole support structure is simple, and the atress is clear and definite, has reuse's characteristics, has fine popularization application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall schematic view of the present invention.
Fig. 2 is a plan view of the stent of fig. 1.
FIG. 3 is a cross-sectional view of the stent B-B of FIG. 1.
Fig. 4 is the installation schematic diagram of the fine adjustment device of the present invention.
Fig. 5 is a schematic view illustrating the installation of the wedge of fig. 4.
In the figure, 1 is a supporting main limb, 2 is a longitudinal connecting frame, 3 is a transverse connecting frame, 4 is a base, 5 is a positioning horse board, 6 is a jack, 7 is a supporting frame, and 8 is a wedge iron.
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 any creative effort belong to the protection scope of the present invention.
As shown in fig. 1 and fig. 2, a self-stabilizing lattice type supporting system comprises a supporting main limb 1, wherein the supporting main limb 1 and a base 4 are fixedly connected to form a stable bracket, the base is welded on a beam, the supporting main limb 1 is HW200 x 200 steel, the base 4 is 56 h-shaped steel, and adjacent supporting main limbs 1 are connected through a reinforcing component; the supporting main limb 1 is fixedly provided with a fine adjustment device, the fine adjustment device is matched with the arch rib and used for fine adjustment of the fine adjustment device on the arch rib, and if the axis of the arch rib section deviates or the elevation subsides, the fine adjustment device is used for fine adjustment on the arch rib section.
The adjacent main supporting limbs 1 comprise transverse adjacent main supporting limbs 1 and longitudinal adjacent main supporting limbs 1, the transverse adjacent main supporting limbs 1 are fixedly connected through transverse connecting frames 3, the longitudinal adjacent main supporting limbs 1 are connected through longitudinal connecting frames 2, the adjacent main supporting limbs are welded into a four-limb lattice type supporting and stabilizing system through the transverse connecting frames and the longitudinal connecting frames as shown in figures 2 and 3 respectively, the stability is good, a steel plate does not need to be embedded in a bridge floor, the construction difficulty is reduced, the operation time for reinforcing the bridge upper supporting frame is shortened, welding of a traditional support and a support embedded part is avoided, the influence of cutting on a beam body is avoided, the stress is clear, and the popularization and application prospect is good.
As shown in fig. 4, the fine-tuning device includes movable assembly, jack 6 and chain block, and movable assembly and jack 6 are all installed on supporting main limb 1, and the fixed support frame that is equipped with in movable assembly upper portion, support frame and arch rib looks fixed connection, and jack 6 cooperatees with the arch rib, and the jack supports the arch rib lower part and is used for the jack to provide a supporting force to the arch rib, and subsequent fine setting work of being convenient for progresses and the arch rib is connected with supporting main limb 1 through the chain block.
The movable assembly sets up quantity for at least two sets ofly, two sets of movable assembly install respectively on supporting main limb 1, two sets of movable assembly are connected with the arch rib through support frame 7 respectively, as shown in figure 5, the movable assembly includes drift 8, the drift sets up in pairs, the support frame has been laid on 8 upper portions of drift in pairs, the support frame is connected with the arch rib and drift 8 cooperatees with the support frame and subsides through knocking in the elevation of drift in vertical direction adjustment arch rib to cooperate the axis of chain block pulling arch rib, and then reach the installation accuracy requirement, utilize location horse board 5 to carry out interim location to the arch rib after the installation.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A self-stabilizing lattice type supporting system is characterized by comprising supporting main limbs (1), wherein the supporting main limbs (1) are connected with a base (4), and adjacent supporting main limbs (1) are connected through a reinforcing component; the supporting main limb (1) is provided with a fine adjustment device, and the fine adjustment device is matched with the arch rib.
2. A self-stabilizing lattice support system according to claim 1, wherein the adjacent supporting limbs (1) comprise laterally adjacent supporting limbs (1) and longitudinally adjacent supporting limbs (1), the laterally adjacent supporting limbs (1) being connected by a lateral connecting frame (3) and the longitudinally adjacent supporting limbs (1) being connected by a longitudinal connecting frame (2).
3. Self-stabilizing lattice support system according to claim 1 or 2, characterized in that the supporting main limbs (1) are HW200 x 200 steel sections and the foundation (4) is 56 i-steel.
4. A self-stabilizing lattice support system according to claim 1, wherein the fine adjustment means comprises a movable assembly, a jack (6) and a chain block, the movable assembly and the jack (6) are both mounted on the main support limb (1), a support frame is provided on the upper portion of the movable assembly, the support frame is connected with the arch rib, the jack (6) is matched with the arch rib, and the arch rib is connected with the main support limb (1) through the chain block.
5. Self-stabilizing lattice support system according to claim 4, characterized in that the number of said movable elements is at least two, two sets of movable elements being mounted on the supporting main limbs (1) respectively, and two sets of movable elements being connected to the arch rib by means of a support frame respectively.
6. A self-stabilizing lattice support system according to claim 5, characterized in that the movable assembly comprises a wedge (8), a support frame is arranged on the upper part of the wedge (8) and the wedge (8) is matched with the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657168.4U CN211113201U (en) | 2019-09-30 | 2019-09-30 | Self-stabilizing lattice type supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921657168.4U CN211113201U (en) | 2019-09-30 | 2019-09-30 | Self-stabilizing lattice type supporting system |
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| CN211113201U true CN211113201U (en) | 2020-07-28 |
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| CN201921657168.4U Active CN211113201U (en) | 2019-09-30 | 2019-09-30 | Self-stabilizing lattice type supporting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030781A (en) * | 2020-08-19 | 2020-12-04 | 中交路桥建设有限公司 | Installation method and installation structure of arch rib segment of steel arch bridge |
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2019
- 2019-09-30 CN CN201921657168.4U patent/CN211113201U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030781A (en) * | 2020-08-19 | 2020-12-04 | 中交路桥建设有限公司 | Installation method and installation structure of arch rib segment of steel arch bridge |
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