CN218596944U - Connection system suitable for bridge girder erection machine girder - Google Patents
Connection system suitable for bridge girder erection machine girder Download PDFInfo
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- CN218596944U CN218596944U CN202223072068.XU CN202223072068U CN218596944U CN 218596944 U CN218596944 U CN 218596944U CN 202223072068 U CN202223072068 U CN 202223072068U CN 218596944 U CN218596944 U CN 218596944U
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Abstract
The utility model provides a connecting system suitable for a bridge girder erection machine, which comprises a plurality of connecting components and fixed pin shafts; the connecting assembly comprises a male board plug-in piece and a mother board bearing piece, the male board plug-in piece and the mother board bearing piece are respectively arranged at two ends of a main beam standard knot, and the male board plug-in piece and the mother board bearing piece can be connected in a socket-and-spigot manner; the adjacent girder standard sections are connected through the connecting assemblies, the fixing pin shaft penetrates through the connecting assemblies, and the two ends of the fixing pin shaft are fixedly connected with the girder standard sections. The utility model discloses can improve the installation effectiveness that the bridge girder erection machine girder is connected.
Description
Technical Field
The utility model relates to a technical field of bridge girder erection machine girder installation specifically is a connection system suitable for bridge girder erection machine girder.
Background
At present, in the installation of bridging machine girder, often adopt the bolt to connect fixedly between the adjacent girder standard festival, when nevertheless adopting the bolt to connect, for the connection steadiness of guaranteeing between the adjacent girder standard festival, need install a plurality of high strength bolts, and every high strength bolt need be twisted many times, wastes time and energy, leads to the installation effectiveness of bridging machine girder to be lower.
Disclosure of Invention
To the above-mentioned prior art, the utility model provides a connection system suitable for bridge girder erection machine girder.
The utility model provides a connecting system suitable for a bridge girder erection machine, which comprises a plurality of connecting components and fixed pin shafts; the connecting assembly comprises a male board plug-in piece and a mother board bearing piece, the male board plug-in piece and the mother board bearing piece are respectively arranged at two ends of a main beam standard knot, and the male board plug-in piece and the mother board bearing piece can be connected in a socket-and-spigot manner; the adjacent girder standard sections are connected through the connecting assemblies, the fixing pin shaft penetrates through the connecting assemblies, and the two ends of the fixing pin shaft are fixedly connected with the girder standard sections.
Preferably, the male board plug-in unit consists of two male board units, the motherboard bearing piece consists of four motherboard units which are uniformly arranged, the male board units and the motherboard units are arranged in a staggered manner, and the distance between the two male board units is twice the distance between the two adjacent motherboard units.
Preferably, the male board unit and the female board unit are both made of Q355 steel plates.
Preferably, both ends of the fixed pin shaft are connected with the main beam standard knot through fixed steel plates and are fixed through bolts.
Preferably, the fixing steel plate is provided in a drop-shaped structure.
Preferably, the middle part of the fixed steel plate is provided with three bolt holes for connecting with the end face of the fixed pin shaft; and a bolt hole is formed in the flange of the fixed steel plate and used for being connected with the main beam standard knot.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a pair of a connection system suitable for bridging machine girder changes the connected mode of adjacent girder standard festival into round pin hub connection by traditional bolted connection, can accomplish the high-speed joint to improve the installation effectiveness of bridging machine girder. In addition, under the operating mode of pin hub connection, in order to further guarantee that the pin shaft does not play after the public mother board is connected and counterpointed, guarantee the security of work progress, make the bridge of connection through the fixed steel sheet of water droplet shape, reuse bolted connection makes the fixed steel sheet of above-mentioned water droplet shape make the location with girder web, the tip of round pin axle respectively and is connected, further strengthen the security of bridging machine girder connection, in order to improve its adaptability under the multiplex condition, and then improve the suitability and the equipment utilization rate of bridging machine, further practice thrift construction cost.
Drawings
Fig. 1 is a schematic structural view of a protection frame according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a connecting rod in an embodiment of the present invention.
In the figure: 1. a main beam standard section; 2. a male plate unit; 3. a motherboard unit; 4. fixing the steel plate; 5. bolt holes.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Examples
A connecting system suitable for a main beam of a bridge erecting machine is shown in figures 1 and 2 and comprises two connecting assemblies and a fixed pin shaft; the connecting assembly comprises a male board plug-in piece and a mother board bearing piece, the male board plug-in piece and the mother board bearing piece are respectively arranged at two ends of a main beam standard section 1, the male board plug-in piece and the mother board bearing piece are in tongue-and-groove forms, the male board plug-in piece is composed of two male board units 2, the mother board bearing piece is composed of four mother board units 3 which are uniformly arranged, the male board units 2 and the mother board units 3 are Q355 steel plates with the sizes of 300mm multiplied by 250mm multiplied by 20mm, the male board units 2 and the mother board units 3 are arranged in a staggered mode, the distance between the two male board units 2 is 100mm, and the distance between the adjacent mother board units 3 is 50mm, so that the male board plug-in piece and the mother board bearing piece can be connected in a socket mode. Girder standard festival 1 is structural style and cross-section homogeneous phase, and length is 10000 mm's steel case festival section, is connected through two coupling assembling between the adjacent girder standard festival 1.
Further, the fixed pin axle runs through two coupling assembling to connect fixedly with adjacent girder standard festival 1, the fixed pin axle adopts the finish machining forged steel of diameter 80mm to make. In order to ensure that the fixed pin shaft does not move after the male plate and the female plate are connected and aligned and ensure the safety of the construction process, the two ends of the fixed pin shaft are connected with the web plate of the main beam standard joint 1 through the fixed steel plate 4 and are fixed through bolts. As shown in fig. 2, the fixing steel plate 4 is formed by cutting a Q355 steel plate with a thickness of 20mm into water drops, three bolt holes 5 are uniformly arranged in the middle of the fixing steel plate 4, the distance between the three bolt holes 5 is 15mm, the inner diameter of each bolt hole 5 is 16mm, and the fixing steel plate is connected with the end face of the fixing pin shaft, correspondingly, the end of the fixing pin shaft is drilled with a hole with an inner diameter of 16mm in a self-tapping mode, and is fixed by three bolts with a diameter of 16 mm. The flange of the fixed steel plate 4 is provided with a bolt hole 5 for connecting with the main beam standard knot 1.
The connection mode of adjacent girder standard knot 1 is changed into round pin hub connection by traditional bolted connection to this embodiment, can accomplish the high-speed joint to improve the installation effectiveness of bridge girder erection machine girder. In addition, under the operating mode of pin hub connection, in order to further guarantee that the pin shaft does not play after the public mother board is connected and counterpointed, guarantee the security of work progress, make the bridge of connection through the fixed steel sheet 4 of water droplet shape, reuse bolted connection makes the fixed steel sheet 4 of water droplet shape make the location with girder web, the tip of round pin shaft respectively and is connected, further strengthen the security of bridging machine girder connection, in order to improve its adaptability under the multiplex condition, and then improve the suitability and the rate of equipment utilization of bridging machine, further practice thrift construction cost.
The above is only the embodiment of the present invention, and not the scope of the patent of the present invention, and all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, and all the same principles are within the protection scope of the present invention.
Claims (6)
1. A connecting system suitable for a main beam of a bridge girder erection machine is characterized by comprising a plurality of connecting components and fixed pin shafts; the connecting assembly comprises a male board plug-in piece and a female board bearing piece, the male board plug-in piece and the female board bearing piece are respectively arranged at two ends of a main beam standard knot, and the male board plug-in piece and the female board bearing piece can be connected in a socket-and-spigot manner; pass through between the adjacent girder standard festival a plurality of coupling assembling are connected, the fixed pin axle runs through a plurality of coupling assembling, just the both ends of fixed pin axle are all connected fixedly with girder standard festival.
2. The connection system for the main beam of the bridge erecting machine according to claim 1, wherein the male board plug-in unit is composed of two male board units, the motherboard bearing unit is composed of four motherboard units which are uniformly arranged, the male board units and the motherboard units are arranged in a staggered manner, and the distance between two male board units is twice the distance between adjacent motherboard units.
3. The connection system for the bridge girder of claim 2, wherein the male board unit and the female board unit are made of Q355 steel plates.
4. The connecting system suitable for the bridge girder erection machine of any one of claims 1 to 3, wherein both ends of the fixing pin shaft are connected with the standard section of the girder through fixing steel plates and are fixed through bolts.
5. The connection system for the bridge girder erection machine according to claim 4, wherein the fixing steel plate is provided in a drop-shaped structure.
6. The connecting system suitable for the bridge girder erection machine of claim 5, wherein the middle part of the fixing steel plate is provided with three bolt holes for connecting with the end surfaces of the fixing pin shafts; and a bolt hole is formed in the flange of the fixed steel plate and used for being connected with the main beam standard knot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223072068.XU CN218596944U (en) | 2022-11-17 | 2022-11-17 | Connection system suitable for bridge girder erection machine girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223072068.XU CN218596944U (en) | 2022-11-17 | 2022-11-17 | Connection system suitable for bridge girder erection machine girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218596944U true CN218596944U (en) | 2023-03-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223072068.XU Active CN218596944U (en) | 2022-11-17 | 2022-11-17 | Connection system suitable for bridge girder erection machine girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218596944U (en) |
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2022
- 2022-11-17 CN CN202223072068.XU patent/CN218596944U/en active Active
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