CN219032911U

CN219032911U - Wood structure box girder

Info

Publication number: CN219032911U
Application number: CN202320097280.7U
Authority: CN
Inventors: 殷勤
Original assignee: Mountop Group Co ltd
Current assignee: Mountop Group Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-05-16
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses a wood structure box girder, which relates to the technical field of box girders and comprises a wood top plate, wherein a plurality of first pore channels are formed in the middle of the wood top plate at equal intervals, a wood web plate is connected to the lower end of the wood top plate, a wood bottom plate is arranged at the bottom of the wood web plate, a plurality of second pore channels are uniformly formed in the middle of the wood bottom plate, fixing plates are arranged at positions, close to the left side and the right side of the wood web plate, of the bottom of the wood top plate, a plurality of first screw holes are formed in the middle of the fixing plates at equal intervals, a plurality of second screw holes are formed in the middle of the fixing plates at equal intervals, a second screw hole is formed in the middle of the wood web plate, screws are arranged between the first screw holes and the second screw holes, raised strips are fixedly connected to the top of the wood web plate, the raised strips are matched with grooves in shape, the mounting and dismounting are facilitated, the cost of transportation and assembly is reduced, the shape of the connecting grooves is matched with the fixing strips in shape, when a plurality of groups of wood structure box girders are mounted, and reliable fixing can be realized.

Description

Wood structure box girder

Technical Field

The utility model relates to the technical field of box girders, in particular to a wood structure box girder.

Background

The box girder structure has the advantages of large torsional rigidity of a section, effective resistance to positive and negative bending moments, good overall stress, good stability of the structure in construction and use, and the like, and is widely applied to bridge engineering, and under the effects of environmental protection and sustainable development concepts, a plurality of projects begin to adopt wood box girders.

The existing wood structure box girder comprises a frame, connecting pieces and a prestress structure, a connecting structure and an alignment structure are not arranged, the difficulty of installation is high, meanwhile, assembly among a plurality of wood structure box girders is inconvenient, and a novel wood structure box girder is required to be designed according to the problems.

Disclosure of Invention

The technical purpose is that: the utility model aims to provide a wood structure box girder, which solves the problems that the prior art does not provide a connecting structure and an alignment structure, so that the installation difficulty is high and the assembly among a plurality of wood structure box girders is inconvenient.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme.

The utility model provides a wood structure box girder, includes wooden roof, the equidistance leaves in the middle of the wooden roof and is equipped with a plurality of first pore, wooden roof lower extreme is connected with wooden web, wooden bottom plate is installed to wooden web bottom, a plurality of second pore have evenly been seted up in the middle of the wooden bottom plate, wooden roof bottom is close to wooden web left and right sides position and is provided with the fixed plate, the equidistance leaves in the middle of the fixed plate and is equipped with a plurality of first screw, the second screw has been seted up with the fixed plate corresponding position to wooden web, install the screw in the middle of first screw and the second screw.

Further, the inside prestressing steel bar that is provided with of first pore, the round anchor is installed at prestressing steel bar front and back both ends, can apply prestressing force for wooden roof.

Further, the second pore canal is internally connected with a prestress plate, and flat anchors are arranged at the front end and the rear end of the prestress plate and can apply prestress to the wooden base plate.

Further, the bottom of the wooden top plate is provided with a groove near the upper end of the wooden web plate, the top of the wooden web plate is fixedly connected with a convex strip, the convex strip is matched with the groove in shape, the installation and the disassembly are convenient, and the transportation and the assembly cost are reduced.

Further, the wooden roof front end is close to the left and right sides and is provided with the fixed strip, the spread groove has been seted up to wooden roof rear end position near left and right sides, the spread groove matches each other with the fixed strip shape, and when multiunit wooden structure case roof beam was installed, can be connected with the fixed strip counterpoint through the spread groove.

Further, the first through hole has been seted up in the middle of the fixed strip, the second through hole has been seted up near the rear end position to wooden roof, the distance of fixed strip rear end to first through hole equals the distance of wooden roof 1 rear end to the second through hole, and the distance of round anchor front side to wooden roof front end is less than the distance of first through hole to wooden roof simultaneously, install the locking lever in the middle of the second through hole, can lock the spread groove and the fixed strip of different wood structure box girders, realize reliably fixing.

The beneficial effects are that: the wood structure box girder mainly comprises a wood top plate, wherein a groove is formed in the bottom of the wood top plate and close to the upper end of a wood web, a raised line is fixedly connected to the top of the wood web, the raised line is matched with the groove in shape, the wood top plate is convenient to mount and dismount, transportation and assembly costs are reduced, fixing strips are arranged at the front end of the wood top plate and close to the left side and the right side, connecting grooves are formed in the rear end of the wood top plate and close to the left side and the right side, the connecting grooves are matched with the fixing strips in shape, when a plurality of groups of wood structure box girders are mounted, the wood top plate can be connected with the fixing strips in an aligned mode through the connecting grooves, a first through hole is formed in the middle of the fixing strips, a second through hole is formed in the middle of the wood top plate and close to the rear end, and locking rods are mounted in the middle of the second through holes, so that the connecting grooves and the fixing strips of different wood structure box girders can be locked, and reliable fixing can be realized.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of a split structure of the present utility model;

fig. 3 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

In the figure: 1. a wooden top plate; 2. a first duct; 3. a wood web; 4. a wooden base plate; 5. a second orifice; 6. a fixing plate; 7. a first screw hole; 8. a second screw hole; 9. a screw; 10. prestress steel bars; 11. round anchors; 12. a prestress plate; 13. a flat anchor; 14. a groove; 15. a convex strip; 16. a fixing strip; 17. a connecting groove; 18. a first through hole; 19. a second through hole; 20. a locking lever.

Description of the embodiments

The wooden structural box girder of the present utility model is further described and explained with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides a technical scheme that: the utility model provides a wooden structure box girder, includes wooden roof 1, equidistant leave in the middle of the wooden roof 1 is equipped with a plurality of first pore channels 2, the inside prestressing steel 10 that is provided with of first pore channel 2, round anchor 11 is installed to prestressing steel 10 front and back both ends, can apply prestressing force for wooden roof 1, wooden roof 1 lower extreme is connected with wooden web 3, wooden bottom plate 4 is installed to wooden web 3 bottom, a plurality of second pore channels 5 have evenly been seted up in the middle of the wooden bottom plate 4, second pore channel 5 internally connected has prestressing force board 12, prestressing force board 12 front and back both ends are provided with flat anchor 13, can apply prestressing force for wooden bottom plate 4.

Simultaneously, wooden roof 1 bottom is close to wooden web 3 left and right sides position and is provided with fixed plate 6, the equidistance leaves in the middle of the fixed plate 6 and is equipped with a plurality of first screw holes 7, wooden web 3 corresponds the position with fixed plate 6 and has seted up second screw hole 8, install screw 9 in the middle of first screw hole 7 and the second screw hole 8, wooden roof 1 bottom is close to wooden web 3 upper end position and has seted up recess 14, wooden web 3 top fixedly connected with sand grip 15, sand grip 15 and recess 14 shape mutually match, the installation of being convenient for is dismantled, reduces the cost of transportation and equipment.

In addition, the wooden roof 1 front end is close to left and right sides and is provided with fixed strip 16, the connecting groove 17 has been seted up near left and right sides position to wooden roof 1 rear end, the connecting groove 17 matches with fixed strip 16 shape each other, and when multiunit wooden structure case roof beam was installed, can be connected with fixed strip 16 counterpoint through connecting groove 17, first through-hole 18 has been seted up in the middle of the fixed strip 16, the wooden roof 1 is close to rear end position and has been seted up second through-hole 19, install locking lever 20 in the middle of the second through-hole 19, can lock the connecting groove 17 and the fixed strip 16 of different wooden structure case roof beams, realize reliable fixed.

Working principle and using flow: the equidistant a plurality of first pore 2 that leave in the middle of the wooden roof 1, the inside prestressing steel 10 that is provided with of first pore 2, prestressing steel 10 front and back both ends are installed to prestressing steel 10, wooden web 3 is connected with to wooden roof 1 lower extreme, wooden bottom plate 4 is installed to wooden web 3 bottom, evenly offered a plurality of second pore 5 in the middle of the wooden bottom plate 4, second pore 5 internally connected has prestressing plate 12, prestressing plate 12 front and back both ends are provided with flat anchor 13, can apply prestressing force for wooden bottom plate 4, wooden roof 1 bottom is close to wooden web 3 upper end position and is seted up fluted 14, wooden web 3 top fixedly connected with sand grip 15, sand grip 15 and fluted 14 shape mutually match, the installation dismantlement of being convenient for reduces transportation and equipment's cost, connecting groove 17 and fixed strip 16 shape mutually match, when multiunit wooden structure case roof beam is installed, can be through connecting groove 17 and fixed strip 16 counterpoint, first through-hole 18 has been offered in the middle of fixed strip 16, wooden roof 1 is close to the rear end position and has been offered second through-hole 19, the fixed strip 16 is equal to the second through-hole 19 of first through-hole 18 rear end distance to the wooden roof 1 side, can be locked to the through-hole 19, simultaneously, the distance between the wooden roof 1 is fixed to the second through-hole 19 is fixed to the front end of wooden roof 1, the distance between the tip is fixed to the through-bar 1.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the utility model.

Claims

1. The utility model provides a wood structure case roof beam, includes wooden roof (1), its characterized in that: the novel wood composite material is characterized in that a plurality of first pore channels (2) are formed in the middle of the wood top plate (1) in an equidistant mode, the lower end of the wood top plate (1) is connected with a wood web plate (3), a wood bottom plate (4) is installed at the bottom of the wood web plate (3), a plurality of second pore channels (5) are evenly formed in the middle of the wood bottom plate (4), fixing plates (6) are arranged at positions, close to the left side and the right side of the wood web plate (3), a plurality of first screw holes (7) are formed in the middle of the fixing plates (6) in an equidistant mode, second screw holes (8) are formed in positions, corresponding to the fixing plates (6), of the wood web plate (3), and screws (9) are installed in the middle of the first screw holes (7) and the second screw holes (8).

2. A wood frame girder according to claim 1, wherein: the circular anchor is characterized in that a prestressed reinforcement (10) is arranged in the first pore canal (2), and round anchors (11) are arranged at the front end and the rear end of the prestressed reinforcement (10).

3. A wood frame girder according to claim 1, wherein: the second pore canal (5) is internally connected with a prestress plate (12), and flat anchors (13) are arranged at the front end and the rear end of the prestress plate (12).

4. A wood frame girder according to claim 1, wherein: the wood top plate (1) bottom is close to wooden web (3) upper end position and has seted up recess (14), wooden web (3) top fixedly connected with sand grip (15), sand grip (15) and recess (14) shape mutually match.

5. A wood frame girder according to claim 1, wherein: the wood roof (1) front end is close to left and right sides and is provided with fixed strip (16), connecting groove (17) have been seted up to wooden roof (1) rear end position near left and right sides, connecting groove (17) and fixed strip (16) shape mutually match.

6. A wood frame girder according to claim 5, wherein: first through-hole (18) have been seted up in the middle of fixed strip (16), wooden roof (1) is close to rear end position and has been seted up second through-hole (19), the distance of fixed strip (16) rear end to first through-hole (18) equals wooden roof (1) rear end to the distance of second through-hole (19), and the distance of round anchor (11) front side to wooden roof (1) front end is less than the distance of first through-hole (18) to wooden roof (1) simultaneously, install locking lever (20) in the middle of second through-hole (19).