CN219793688U - Safety protection suspension cage for bridge side beam operation - Google Patents
Safety protection suspension cage for bridge side beam operation Download PDFInfo
- Publication number
- CN219793688U CN219793688U CN202321242445.1U CN202321242445U CN219793688U CN 219793688 U CN219793688 U CN 219793688U CN 202321242445 U CN202321242445 U CN 202321242445U CN 219793688 U CN219793688 U CN 219793688U
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- Prior art keywords
- guardrail
- shaped side
- bridge
- safety protection
- mounting groove
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- 239000000725 suspension Substances 0.000 title abstract description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 210000003205 muscle Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 241000282326 Felis catus Species 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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Abstract
The utility model discloses a bridge boundary beam operation safety protection suspension cage, which relates to the technical field of highway bridge construction and comprises two symmetrical 'G' -shaped side frames, wherein one sides of the upper ends of the two groups of 'G' -shaped side frames are welded on two sides of a stressed main rib, a mounting groove is formed in one side of the upper end of the 'G' -shaped side frame, which is far away from the stressed main rib, a first guardrail is connected in the mounting groove through bolts, a support rod is mounted on the two 'G' -shaped side frames, a plurality of bolt holes are formed in the support rod, a second guardrail is mounted on the support rod through bolts, and one side of the second guardrail is connected with one side of the bottom end of the 'G' -shaped side frame in a sliding manner. According to the utility model, the first guardrail of the bolts in the mounting groove plays a role in protecting constructors during subsequent binding of the reinforcing steel bars through the first guardrail, the second guardrail is mounted in the bolt hole of the support rod, the second guardrail can slide along the support rod and the G-shaped side frame, the distance between the second guardrail and the third guardrail is adjusted, and the operation space on two sides is adjusted conveniently during tensioning operation according to different side beam hogging moments.
Description
Technical Field
The utility model relates to the technical field of highway bridge construction, in particular to a safety protection suspension cage for bridge side beam operation.
Background
The continuous beam bridge is one of the most common bridge structural forms in the highway engineering construction process, wherein a T-shaped beam slab is one of the most common beam slab forms of the continuous beam bridge, and in the construction process of the continuous beam bridge of the T-shaped beam slab, the construction sequence of a bridge deck system of an upper structure is as follows: diaphragm construction, wet joint construction, pier top continuous section construction, hogging moment stretching, edge beam guardrail steel bar bundling, wherein hogging moment stretching operation usually adopts a hanging cage to be hooked at an embedded steel bar of an edge beam for operation, then a steel bar frame on the outer side of the guardrail is bundled through a hanging ladder, a protective fence is absent on the upper side of the existing hanging cage, protection to constructors is absent when the steel bars are subsequently bundled, meanwhile, the guardrail of the existing hanging cage on a bottom side operation platform cannot be adjusted, and operation spaces on two sides cannot be adjusted according to different edge beam hogging moment stretching operations. Therefore, there is a need for a safety cage for bridge side sill operations that solves the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a safety protection suspension cage for bridge side beam operation, which aims to solve the defects caused by the prior art.
The utility model provides a bridge boundary beam operation safety protection cage, includes two symmetrical "G" type side bearer, two sets of "G" type side bearer's upper end one side welding is in atress owner muscle both sides, the atress owner muscle department is kept away from to "G" type side bearer's upper end one side is equipped with the mounting groove, bolted connection has guardrail one in the mounting groove, two install the bracing piece on the "G" type side bearer, be equipped with a plurality of bolt hole on the bracing piece, bolt mounting guardrail two on the bracing piece, one side sliding connection of guardrail two is in "G" type side bearer's bottom one side.
Preferably, a cat ladder consisting of a plurality of cross beams is arranged between the two G-shaped side frames and close to the mounting groove.
Preferably, a plurality of transverse bearing rods are arranged between the bottom sides of the two G-shaped side frames, a supporting plate is arranged at the upper end of each bearing rod, and a guardrail III is arranged on the supporting rod and close to the supporting plate side.
Preferably, a plurality of reinforcing rods are arranged between the supporting rods and the G-shaped side frames.
Preferably, the stress main rib on the 'G' -shaped side frame is abutted on the embedded rib of the bridge boundary beam, the bottom surface of the upper end of the 'G' -shaped side frame is abutted on the upper end surface of the bridge boundary beam, and one side of the bottom end of the 'G' -shaped side frame is abutted on the side surface of the bridge boundary beam.
The utility model has the advantages that: according to the utility model, the first guardrail of the bolts in the mounting groove is used for protecting constructors when the first guardrail is used for binding steel bars later, the second guardrail is arranged in the bolt hole of the support rod, and the second guardrail can slide along the support rod and the G-shaped side frame, so that the distance between the second guardrail and the third guardrail is adjusted, and the operation space at two sides is adjusted conveniently when stretching according to different side beam hogging moment.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic structural view of the support plate and the second guardrail of the present utility model.
Fig. 3 is a schematic structural view of a second guardrail of the present utility model.
Wherein: 1- "G" -type side frames; 2-a stressed main rib; 3-mounting grooves; 4-a first guardrail; 5-supporting rods; 6-bolt holes; 7-a second guardrail; 8-climbing a ladder; 9-a bearing rod; 10-supporting plates; 11-guard bar three; 12-reinforcing bars; 13-embedded ribs.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1 to 3, a bridge boundary beam operation safety protection suspension cage comprises two symmetrical 'G' -shaped side frames 1, two groups of 'G' -shaped side frames 1 are welded on two sides of a stressed main rib 2 on one side of the upper end, a mounting groove 3 is formed in one side of the upper end of each 'G' -shaped side frame 1, which is far away from the stressed main rib 2, a first guardrail 4 is connected in the mounting groove 3 through bolts, a supporting rod 5 is mounted on each 'G' -shaped side frame 1, a plurality of bolt holes 6 are formed in each supporting rod 5, a second guardrail 7 is mounted on each supporting rod 5 through bolts, and one side of each second guardrail 7 is connected to one side of the bottom end of each 'G' -shaped side frame 1 in a sliding manner. The guardrail one 4 comprises the branch of grafting in mounting groove 3 and the arc guardrail of branch upside, and branch bolt installation is in mounting groove 3, can dismantle, is convenient for change according to the reinforcing bar height that the boundary beam guardrail was tied up, one side of guardrail two 7 is equipped with the sleeve of sliding connection on bracing piece 5, be equipped with the bolt spliced eye that the cooperation bolt hole used on the sleeve, through inserting the bolt in bolt hole and bolt spliced eye and locking through the nut, and then adjust the height of guardrail two 7, warning board is installed to the bottom side of "G" side bearer 1.
In this embodiment, a ladder stand 8 composed of a plurality of cross beams is installed between the two G-shaped side frames 1 and near the installation groove 3.
In this embodiment, a plurality of transverse bearing rods 9 are installed between the bottom sides of the two G-shaped side frames 1, a support plate 10 is installed at the upper end of each bearing rod 9, and a third guardrail 11 is installed on the support rod 5 and close to the support plate 10.
In this embodiment, a plurality of reinforcing bars 12 are installed between the supporting bar 5 and the "G" type side frame 1. The reinforcing rods 12 are oriented transversely and obliquely, and the reinforcing rods 12 in the transverse direction and the oblique direction enclose a triangle shape to increase stability.
In this embodiment, the main stress rib 2 on the "G" side frame 1 abuts against the pre-embedded rib 13 of the bridge side beam, the bottom surface of the upper end of the "G" side frame 1 abuts against the upper end surface of the bridge side beam, and the bottom side of the "G" side frame 1 abuts against the side surface of the bridge side beam.
The working principle of the utility model is as follows: the whole device is externally hung on the outer side of the boundary beam through a hoisting device, a stressed main rib 2 is hooked on an embedded rib 13 of the boundary beam, the lower end face of an upper rod of a G-shaped side frame 1 is abutted on the upper end face of the boundary beam, the whole device is connected to a stand column of a first guardrail 4 through a protection steel wire, the other end of the protection steel wire is connected to a wet joint steel bar, an operator is tied with a double-hook safety belt and hooks the hook of the safety belt on the embedded rib 13, and then the operator reaches a supporting plate 10 through a ladder 8 to perform operation.
According to the utility model, the first guardrail 4 of the bolts in the mounting groove 3 is used for protecting construction staff during subsequent binding of the reinforcing steel bars, the second guardrail 7 is mounted in the bolt hole 6 of the support rod 5, and the second guardrail 7 can slide along the support rod 5 and the G-shaped side 1 frame, so that the distance between the second guardrail 7 and the third guardrail 11 is adjusted, and the operation space on two sides is adjusted conveniently during tensioning operation according to different side beam hogging moments.
It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Claims (5)
1. The utility model provides a bridge boundary beam operation safety protection cage which characterized in that: including two symmetrical "G" type side bearer (1), two sets of upper end one side welding of "G" type side bearer (1) is in atress owner muscle (2) both sides, the upper end one side of "G" type side bearer (1) is kept away from atress owner muscle (2) department and is equipped with mounting groove (3), bolted connection has guardrail one (4) in mounting groove (3), two install bracing piece (5) on "G" type side bearer (1), be equipped with a plurality of bolt hole (6) on bracing piece (5), bolt installation guardrail two (7) on bracing piece (5), one side sliding connection of guardrail two (7) is in bottom one side of "G" type side bearer (1).
2. The bridge girder operation safety protection cage according to claim 1, wherein: a cat ladder (8) composed of a plurality of cross beams is arranged between the two G-shaped side frames (1) and close to the mounting groove (3).
3. The bridge girder operation safety protection cage according to claim 1, wherein: a plurality of transverse bearing rods (9) are arranged between the bottom sides of the two G-shaped side frames (1), a supporting plate (10) is arranged at the upper end of each bearing rod (9), and a guardrail III (11) is arranged on each supporting rod (5) and close to the side of each supporting plate (10).
4. The bridge girder operation safety protection cage according to claim 1, wherein: a plurality of reinforcing rods (12) are arranged between the supporting rods (5) and the G-shaped side frames (1).
5. The bridge girder operation safety protection cage according to claim 1, wherein: the stress main rib (2) on the G-shaped side frame (1) is abutted to the embedded rib (13) of the bridge side beam, the bottom surface of the upper end of the G-shaped side frame (1) is abutted to the upper end surface of the bridge side beam, and one side of the bottom end of the G-shaped side frame (1) is abutted to the side surface of the bridge side beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321242445.1U CN219793688U (en) | 2023-05-22 | 2023-05-22 | Safety protection suspension cage for bridge side beam operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321242445.1U CN219793688U (en) | 2023-05-22 | 2023-05-22 | Safety protection suspension cage for bridge side beam operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219793688U true CN219793688U (en) | 2023-10-03 |
Family
ID=88150489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321242445.1U Active CN219793688U (en) | 2023-05-22 | 2023-05-22 | Safety protection suspension cage for bridge side beam operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219793688U (en) |
-
2023
- 2023-05-22 CN CN202321242445.1U patent/CN219793688U/en active Active
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