CN215631746U

CN215631746U - External prestress steel beam positioning device

Info

Publication number: CN215631746U
Application number: CN202121026260.8U
Authority: CN
Inventors: 王鹏飞; 柴海龙; 刘伟; 史铁坤; 魏欣
Original assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Current assignee: CCCC SHEC Dong Meng Engineering Co Ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2022-01-25
Anticipated expiration: 2031-05-14

Abstract

The utility model relates to the technical field of steel beam positioning, and discloses an external prestressed steel beam positioning device which comprises a box girder, wherein the inner side wall of the box girder is fixedly connected with a prestressed steel beam, the inner side wall of the box girder is fixedly connected with four symmetrically-arranged fixed blocks, the side walls of the four fixed blocks are respectively and rotatably connected with connecting rods through rotating shafts, every two connecting rods are respectively and rotatably connected with a same sliding block through rotating shafts, the two sliding blocks are respectively and slidably connected with the side wall of the prestressed steel beam, the prestressed steel beam is respectively and fixedly connected between every two four fixed blocks, the side walls of the two prestressed steel beams are respectively and fixedly connected with supporting plates, a buffer mechanism is respectively and fixedly connected between the two supporting plates, and the side walls of the two supporting plates are respectively and fixedly connected with two symmetrically-arranged splicing rods. The utility model improves the buffering and shock-absorbing effect of the equipment, reduces the damage of the equipment and is convenient for people to use.

Description

External prestress steel beam positioning device

Technical Field

The utility model relates to the technical field of steel beam positioning, in particular to an in-vitro prestressed steel beam positioning device.

Background

The steel bundles are steel wire bundles, are bundles woven by parallel steel wires according to different designed anchorage devices, are mainly used in prestressed reinforced concrete members, for example, 20 phi 5 means that the steel wires are woven by 20 phi 5 steel wires, and 4-20 phi 5 means that the steel wire bundles are 4 groups.

The existing external prestressed steel strand positioning device mostly applies prestress to equipment by only adopting prestressed steel strands, but the building often generates vibration which is difficult to ignore in actual operation, and the vibration applied to the prestressed equipment for a long time can cause damage and even fracture of the prestressed steel strands, so that the external prestressed steel strand positioning device is inconvenient for people to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of poor damping effect of equipment in the prior art, and provides an in-vitro prestressed steel beam positioning device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an external prestressing force steel strand positioner, includes the case roof beam, the inside wall fixedly connected with prestressing force steel strand of case roof beam, the fixed block that four symmetries of inside wall fixedly connected with of case roof beam set up, four the lateral wall of fixed block all is connected with the connecting rod through the pivot rotation, four the connecting rod rotates through the pivot between two liang and is connected with same slider, two the equal sliding connection of slider is at the lateral wall of prestressing force steel strand, four equal fixedly connected with prestressing force steel strand between two liang of fixed block, two the equal fixedly connected with backup pad of lateral wall of prestressing force steel strand, two equal fixedly connected with buffer gear between the backup pad, two the inserted bar that two symmetries set up of the equal fixedly connected with of lateral wall of backup pad, four the lateral wall of fixed block all seted up with inserted bar assorted inserting groove.

Preferably, the buffer mechanism comprises four symmetrically arranged reinforcing rods fixedly connected to the side walls of the two supporting plates, and a protective cylinder sleeved on the outer side wall of the prestressed steel beam is fixedly connected between the reinforcing rods.

Preferably, the rod wall of the insertion rod is provided with two symmetrically arranged grooves, the inner side walls of the two grooves are fixedly connected with positioning rods, and the inner side walls of the insertion groove are fixedly connected with two positioning blocks which are slidably connected to the outer side of the rod wall of the positioning rods.

Preferably, a plug spring is fixedly connected between the plug rod and the bottom of the plug groove.

Preferably, a supporting spring sleeved outside the rod wall of the insertion rod is fixedly connected between the supporting plate and the fixing block.

Preferably, a sliding spring sleeved outside the prestressed steel beam is fixedly connected between each of the two sliding blocks and the box girder.

Compared with the prior art, the utility model provides an in-vitro prestressed steel beam positioning device, which has the following beneficial effects:

this external prestressing force steel beam positioner, through the prestressing force steel beam that is equipped with, the fixed block, the connecting rod, the slider, the prestressing force steel beam, the backup pad, reinforce the pole, protect a section of thick bamboo, the inserting rod, the inserting groove, the recess, the locating piece, the inserting spring, supporting spring and sliding spring, in the equipment use process, external vibration can drive the case roof beam and produce slight deformation, and then drive two sliders and slide on the prestressing force steel beam, and then extrusion sliding spring produces deformation, form the one-level buffering, it extrudees inserting spring and supporting spring to drive the inserting rod to slide in the inserting groove simultaneously, produce deformation, form multistage buffering jointly, the buffering shock attenuation effect of equipment has been improved, equipment damage has been reduced, people use has been made things convenient for.

And the parts not related in the device are the same as or can be realized by adopting the prior art, so that the buffer and shock absorption effects of the equipment are improved, the damage of the equipment is reduced, and the use by people is facilitated.

Drawings

Fig. 1 is a schematic structural diagram of an in vitro prestressed steel beam positioning device according to the present invention;

fig. 2 is a schematic structural diagram of a part a of an in vitro prestressed steel strand positioning device according to the present invention.

In the figure: 1 box girder, 2 prestressing force steel bundles, 3 fixed blocks, 4 connecting rods, 5 sliding blocks, 6 prestressing force steel bundles, 7 supporting plates, 8 buffer mechanisms, 81 reinforcing rods, 82 protective cylinders, 9 insertion rods, 10 insertion grooves, 11 grooves, 12 positioning rods, 13 positioning blocks, 14 insertion springs, 15 supporting springs and 16 sliding springs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, an external prestressing force steel strand positioner, including case roof beam 1, the inside wall fixedly connected with prestressing force steel strand 2 of case roof beam 1, the fixed block 3 that four symmetries of inside wall fixedly connected with of case roof beam 1 set up, the lateral wall of four fixed blocks 3 all is connected with connecting rod 4 through the pivot rotation, four connecting rod 4 rotate through the pivot between two liang and be connected with same slider 5, the equal sliding connection of two sliders 5 is at prestressing force steel strand 1's lateral wall, equal fixedly connected with prestressing force steel strand 6 between four fixed blocks 3 two liang, the equal fixedly connected with backup pad 7 of the lateral wall of two prestressing force steel strands 6, equal fixedly connected with buffer gear 8 between two backup pads 7, the inserted bar 9 that two symmetries of the equal fixedly connected with of lateral wall of two backup pads 7 set up, the inserted bar 10 assorted with inserted bar 9 has all been seted up to the lateral wall of four fixed blocks 3.

Buffer gear 8 includes the reinforced pole 81 that four symmetries of fixed connection at two backup pad 7 lateral walls set up, and fixedly connected with cup joints the section of thick bamboo 82 that protects at 1 lateral wall of prestressing force steel bundle between four reinforced poles 81, and reinforced pole 81 can produce slight elastic deformation, can improve equipment's buffering effect.

The pole wall of peg 9 is opened outward and is equipped with the recess 11 that two symmetries set up, and the equal fixedly connected with locating lever 12 of the inside wall of two recesses 11, and two sliding connection of inside wall fixedly connected with of inserting groove 10 can place outside peg 9 roll-off inserting groove 10 at the outer locating piece 13 of 12 pole walls of locating lever.

The inserting spring 14 is fixedly connected between the inserting rod 9 and the bottom of the inserting groove 10, and the shock absorption effect of the equipment can be improved.

Fixedly connected with cup joints the supporting spring 15 outside the 9 pole walls of peg graft pole between backup pad 7 and the fixed block 3, can improve the shock attenuation effect of equipment.

All fixedly connected with cup joints the outside sliding spring 16 of prestressing force steel bundle between two sliders 5 and case roof beam 1, can improve equipment's shock attenuation effect.

When the multi-stage buffering box girder is used, in the using process of equipment, external vibration can drive the box girder 1 to slightly deform, so that the two sliding blocks 5 are driven to slide on the prestressed steel beam 2, the sliding spring 16 is further extruded to deform, one-stage buffering is formed, meanwhile, the inserting rod 9 is driven to slide in the inserting groove 10, the inserting spring 14 and the supporting spring 15 are extruded to deform, multi-stage buffering is formed together, the buffering and damping effects of the equipment are improved, the damage to the equipment is reduced, and the multi-stage buffering box girder is convenient for people to use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An external prestressed steel strand positioning device comprises a box girder (1), and is characterized in that the inner side wall of the box girder (1) is fixedly connected with a prestressed steel strand (2), the inner side wall of the box girder (1) is fixedly connected with four symmetrically arranged fixed blocks (3), the side walls of the four fixed blocks (3) are rotatably connected with connecting rods (4) through rotating shafts, every two of the four connecting rods (4) are rotatably connected with the same sliding block (5) through rotating shafts, the two sliding blocks (5) are respectively and slidably connected with the side wall of the prestressed steel strand (1), the four fixed blocks (3) are respectively and fixedly connected with a prestressed steel strand (6), the side wall of the two prestressed steel strands (6) is respectively and fixedly connected with a supporting plate (7), and a buffer mechanism (8) is respectively and fixedly connected between the two supporting plates (7), two the equal fixedly connected with of lateral wall of backup pad (7) pegs graft pole (9) that two symmetries set up, four the lateral wall of fixed block (3) all seted up with peg graft pole (9) assorted inserting groove (10).

2. The in-vitro prestressed steel strand positioning device according to claim 1, wherein the buffer mechanism (8) comprises four symmetrically arranged reinforcing rods (81) fixedly connected to the side walls of the two support plates (7), and a pile casing (82) sleeved on the outer side wall of the prestressed steel strand (1) is fixedly connected between the four reinforcing rods (81).

3. The in-vitro prestressed steel strand positioning device according to claim 1, wherein two symmetrically arranged grooves (11) are formed in the outer wall of the insertion rod (9), positioning rods (12) are fixedly connected to the inner side walls of the two grooves (11), and two positioning blocks (13) which are slidably connected to the outer wall of each positioning rod (12) are fixedly connected to the inner side walls of the insertion grooves (10).

4. The in vitro prestressed steel strand positioning device according to claim 1, wherein an insertion spring (14) is fixedly connected between the insertion rod (9) and the bottom of the insertion groove (10).

5. The in-vitro prestressed steel strand positioning device according to claim 1, wherein a supporting spring (15) sleeved outside the rod wall of the insertion rod (9) is fixedly connected between the supporting plate (7) and the fixed block (3).

6. The in vitro prestressed steel strand positioning device according to claim 1, wherein a sliding spring (16) sleeved outside the prestressed steel strand is fixedly connected between each of the two sliders (5) and the box girder (1).