CN215516326U

CN215516326U - Steel pipe column hoisting device for subway PBA construction method

Info

Publication number: CN215516326U
Application number: CN202121152919.4U
Authority: CN
Inventors: 查力; 谢东方; 贺小刚; 陈乾; 顾荣进; 刘振帅; 许勇
Original assignee: China Railway 11th Bureau Group Urban Rail Engineering Co Ltd
Current assignee: China Railway 11th Bureau Group Urban Rail Engineering Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-14
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a steel pipe column hoisting device for subway PBA construction method construction, which comprises a steel pipe column body, wherein a steel reinforcement cage is fixedly connected to the inner wall of the steel pipe column body, two sides of the outer wall of the top of the steel reinforcement cage are respectively and rotatably connected with a second fixing clamp, a supporting rod is fixedly connected to the top of the second fixing clamp, a first hoisting plate is arranged at the top of the steel pipe column body, two sides of the first hoisting plate are respectively arranged into a hollow structure, a first supporting column is fixedly connected to the inside of the hollow structure, and the first supporting column is rotatably connected with the supporting rod. According to the utility model, the first hoisting plate is connected with the steel reinforcement cage of the steel pipe column through the support rod, the second hoisting plate is connected with the lifting hook, and the first hoisting plate and the second hoisting plate are fixed with each other, so that the hoisting process of the steel pipe column for subway PBA construction is simpler and more convenient, and the stability of the device during hoisting is further enhanced through the arranged hoop and the hoisting steel wire.

Description

Steel pipe column hoisting device for subway PBA construction method

Technical Field

The utility model relates to the technical field of hoisting, in particular to a steel pipe column hoisting device for subway PBA construction method construction.

Background

The subway construction technology is continuously improved, the underground engineering industry is continuously innovated and a plurality of new construction methods are proposed, wherein the PBA construction method is a representative method. The method integrates the characteristics of the cover excavation method based on the traditional shallow buried underground excavation division method, and is more flexible and variable and wider in application range. The PBA construction method is successfully applied to a plurality of construction examples, and the method is fully proved to be feasible for carrying out shallow-buried large-section cavern excavation in loose and weak strata, and has good development prospect and popularization value. The steel pipe column in the construction method is a main vertical bearing and force transmission structure of the whole station, is a key process for controlling the construction period, and is a crucial step in the whole construction process.

The steel pipe column is required to be lightly hung and lightly placed in the ground and underground transportation process, is firmly fixed in the transportation process, is strictly prevented from friction and collision, and is guaranteed not to deform. However, in the prior art, the steel pipe column to be hoisted is driven to move by controlling the moving devices such as the electric hoist, the steel pipe column may incline in the process of being suspended, so that the lifting hook and the lifting ring may be unhooked, and safety accidents may occur. Therefore, a steel pipe column hoisting device for construction by a subway PBA construction method is needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a steel pipe column hoisting device for construction of a subway PBA construction method.

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

the utility model provides a subway PBA worker method construction is with steel-pipe column hoist device, includes the steel-pipe column body, steel-pipe column body inner wall fixedly connected with steel reinforcement cage, steel reinforcement cage top outer wall both sides all rotate and are connected with the second fixation clamp, second fixation clamp top fixedly connected with bracing piece, steel-pipe column body top is provided with first hoist and mount board, first hoist and mount board both sides all set up to hollow structure, the first support column of the inside fixedly connected with of hollow structure, first support column rotates with the bracing piece to be connected.

Preferably, the top of the steel pipe column body is provided with a second hoisting plate, two sides of the second hoisting plate are both arranged to be hollow structures, a group of second supporting columns are fixedly connected inside the hollow structures, and the group of second supporting columns and lifting hooks carried by the crane are respectively connected with the same second hoisting steel wire.

Preferably, the first hoisting plate and the second hoisting plate are mutually crossed, and the first hoisting plate and the second hoisting plate are mutually fixed at the axis.

Preferably, the outer wall of the steel pipe column body is fixedly connected with a hoop, two ends of the hoop are fixed through bolts, and the outer wall of the hoop is fixedly connected with a fixed outer ring.

Preferably, the outer walls of the two sides of the fixed outer ring are rotatably connected with a first fixed clamping piece, the top of the first fixed clamping piece is fixedly connected with a supporting rod, and the top of the supporting rod is provided with a hoisting hole.

Preferably, the lifting hole and the lifting hook carried by the crane are respectively connected with the same first lifting steel wire.

Preferably, first hoist and mount board and the equal fixedly connected with upper fixed block in second hoist and mount board bottom, a plurality of lower floor's fixed blocks of steel-pipe column body top fixedly connected with, the same telescopic link of fixedly connected with between upper fixed block and the lower floor's fixed block, the same spring of fixedly connected with between upper fixed block and the lower floor's fixed block, the spring cup joints in the telescopic link outer wall, and be provided with the rubber pad between upper fixed block and first hoist and mount board, the second hoist and mount board, be provided with the rubber pad between lower floor's fixed block and the steel-pipe column body.

The utility model has the beneficial effects that:

1. the first hoisting plate is connected with a steel reinforcement cage of the steel pipe column through a support rod, the second hoisting plate is connected with a lifting hook, and the first hoisting plate and the second hoisting plate are fixed with each other, so that the hoisting process of the steel pipe column for subway PBA construction is simpler and more convenient, and the damage to the steel pipe column during hoisting is avoided;

2. the steel pipe column and the hoop are fixed by screwing the bolt when the steel pipe column for subway PBA construction is hoisted through the arranged hoop, and the top of the support rod and all lifting hooks of a crane are fixed through hoisting steel wires, so that the hoisting effect is enhanced, and the stability of the device during hoisting is further enhanced;

3. through the telescopic link and the spring that set up, if take place the angular deflection because of strong wind or manual operation when hoist and mount, must not keep vertical this moment between a set of hoist and mount board and the steel reinforcement cage, continue to remove and can make the angular deflection increase and damage the bracing piece and hoist and mount steel wire damage even, the telescopic link can cushion the angular deflection with the spring, a plurality of rubber pads that set up simultaneously can strengthen buffering effect, protection device does not receive the damage.

Drawings

Fig. 1 is a schematic structural diagram of a steel pipe column hoisting device for construction by a subway PBA construction method according to embodiment 1;

fig. 2 is a schematic view of an inner structure of a steel pipe column hoisting device for construction by a subway PBA construction method according to embodiment 1;

fig. 3 is a schematic front view structure diagram of the steel pipe column hoisting device for construction by the subway PBA construction method provided in embodiment 2.

In the drawings: 1. a steel pipe column body; 2. hooping; 3. fixing the outer ring; 4. a first fixed clip; 5. a strut; 6. a first hoisting plate; 7. hoisting holes; 8. a first hoisting steel wire; 9. a second hoisting steel wire; 10. a hook; 11. a second support column; 12. a second hoisting plate; 13. a bolt; 14. a first support column; 15. a support bar; 16. a second fixed clip; 17. a reinforcement cage; 18. an upper layer fixed block; 19. a spring; 20. a telescopic rod; 21. and a lower-layer fixed block.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a subway PBA worker method construction is with steel-pipe column hoist device, including steel-pipe column body 1, 1 inner wall fixedly connected with steel reinforcement cage 17 of steel-pipe column body, steel reinforcement cage 17 top outer wall both sides all rotate and are connected with

second fixation clamp

16, 16 top fixedly connected with bracing piece 15 of second fixation clamp, 1 top of steel-pipe column body is provided with first hoist and

mount board

6, 6 both sides of first hoist and mount board all set up to hollow structure, the inside fixedly connected with first support column 14 of hollow structure, first support column 14 rotates with bracing piece 15 to be connected.

Meanwhile, a second hoisting plate 12 is arranged at the top of the steel pipe column body 1, both sides of the second hoisting plate 12 are arranged to be hollow structures, a group of second supporting columns 11 are fixedly connected inside the hollow structures, a group of second supporting columns 11 and a lifting hook 10 carried by a crane are respectively connected with a same second hoisting steel wire 9, the first hoisting plate 6 and the second hoisting plate 12 are crossed with each other, and first hoist and mount board 6 and second hoist and mount board 12 are fixed each other in axis department, 1 outer wall fixedly connected with staple bolt 2 of steel-pipe column body, the both ends of staple bolt 2 are fixed through

bolt

13, 2 outer wall fixedly connected with fixed outer lane 3 of staple bolt, 3 both sides outer wall of fixed outer lane all rotate and are connected with

first fixation clamp

4, 4 top fixedly connected with branches 5 of first fixation clamp, hoisting hole 7 has been seted up at the 5 top of branch, hoisting hole 7 is connected with same first hoist and mount steel wire 8 respectively with lifting hook 10 that the crane takes.

The working principle is as follows: when the steel pipe column hoisting device is used, the steel reinforcement cage 17 and the first supporting column 14 inside the first hoisting plate 6 are fixed through the supporting rod 15, the second supporting column 11 inside the second hoisting plate 12 and all the lifting hooks 10 of a crane are fixed through the two second hoisting steel wires 9, the first hoisting plate 6 and the second hoisting plate 12 are fixed in a crossed mode, the bolts 13 on the hoop 2 are screwed, the supporting rods 5 and all the lifting hooks 10 of the crane are connected in a penetrating mode through the hoisting holes 7 through the first hoisting steel wires 8, when the steel pipe column for subway PBA construction is hoisted, the hoop 2 and the steel reinforcement cage 17 are stressed together, damage to the steel pipe column body 1 during hoisting is reduced, and stability of the device during hoisting is enhanced.

Example 2

Referring to fig. 3, a subway PBA worker method construction is with steel-pipe column hoist device, this embodiment compares in embodiment 1, equal fixedly connected with upper fixed block 18 in first hoist board 6 and second hoist board 12 bottom, a plurality of lower floor's fixed blocks 21 of steel-pipe column body 1 top fixedly connected with, the same telescopic link 20 of fixedly connected with between upper fixed block 18 and the lower floor's fixed block 21, the same spring 19 of fixedly connected with between upper fixed block 18 and the lower floor's fixed block 21, spring 19 cup joints in the 20 outer wall of telescopic link, and upper fixed block 18 and first hoist board 6, be provided with the rubber pad between the second hoist board 12, be provided with the rubber pad between lower floor's fixed block 21 and steel-pipe column body 1.

The working principle is as follows: when the steel bar cage is used, the steel bar cage 17 and the first supporting column 14 in the first hoisting plate 6 are fixed through the supporting rod 15, the second supporting column 11 in the second hoisting plate 12 and all the lifting hooks 10 of the crane are fixed through the two second hoisting steel wires 9, the first hoisting plate 6 and the second hoisting plate 12 are fixed in a crossed manner, the bolts 13 on the hoop 2 are screwed, the supporting rod 5 and all the lifting hooks 10 of the crane are connected through the first hoisting steel wires 8 by the hoisting holes 7, when the steel pipe column for the subway PBA construction is hoisted, the hoop 2 and the steel bar cage 17 are stressed together, the damage to the steel pipe column body 1 during hoisting is reduced, the stability of the device during hoisting is enhanced, if the angle deviation occurs due to strong wind or manual operation during hoisting, the angle deviation is increased by continuous moving at the moment, the supporting rod 15 is damaged, even the first hoisting steel wire 8 and the second hoisting steel wires 9 are damaged, the telescopic rod 20 and the spring 19 can buffer the angular deviation, and meanwhile, the plurality of rubber pads are arranged to enhance the buffering effect and protect the device from being damaged.

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. The utility model provides a subway PBA worker method construction is with steel-pipe column hoist device, including steel-pipe column body (1), a serial communication port, steel-pipe column body (1) inner wall fixedly connected with steel reinforcement cage (17), steel reinforcement cage (17) top outer wall both sides all rotate and are connected with second fixation clamp (16), second fixation clamp (16) top fixedly connected with bracing piece (15), steel-pipe column body (1) top is provided with first hoist and mount board (6), first hoist and mount board (6) both sides all set up to hollow structure, the inside fixedly connected with first bracing piece (14) of hollow structure, first bracing piece (14) rotate with bracing piece (15) and are connected.

2. The steel pipe column hoisting device for subway PBA construction method according to claim 1, wherein a second hoisting plate (12) is arranged at the top of the steel pipe column body (1), both sides of the second hoisting plate (12) are arranged to be hollow structures, a group of second supporting columns (11) are fixedly connected to the inside of the hollow structures, and the group of second supporting columns (11) and the lifting hooks (10) of the crane are respectively connected with a same second hoisting steel wire (9).

3. The steel pipe column hoisting device for subway PBA construction as claimed in claim 1, wherein the first hoisting plate (6) and the second hoisting plate (12) are crossed with each other, and the first hoisting plate (6) and the second hoisting plate (12) are fixed to each other at the axis.

4. The steel pipe column hoisting device for subway PBA construction method according to claim 1, wherein the outer wall of the steel pipe column body (1) is fixedly connected with a hoop (2), two ends of the hoop (2) are fixed through bolts (13), and the outer wall of the hoop (2) is fixedly connected with a fixed outer ring (3).

5. The steel pipe column hoisting device for subway PBA construction method according to claim 4, wherein the outer walls of two sides of the fixed outer ring (3) are rotatably connected with a first fixed clamp (4), a support rod (5) is fixedly connected to the top of the first fixed clamp (4), and a hoisting hole (7) is formed in the top of the support rod (5).

6. The steel pipe column hoisting device for subway PBA construction according to claim 5, wherein the hoisting hole (7) and the hook (10) of the crane are respectively connected with the same first hoisting steel wire (8).

7. The steel pipe column hoisting device for subway PBA construction method according to claim 1, wherein the bottoms of the first hoisting plate (6) and the second hoisting plate (12) are fixedly connected with an upper fixed block (18), the top of the steel pipe column body (1) is fixedly connected with a plurality of lower fixed blocks (21), a same telescopic rod (20) is fixedly connected between the upper fixed block (18) and the lower fixed blocks (21), a same spring (19) is fixedly connected between the upper fixed block (18) and the lower fixed blocks (21), the spring (19) is sleeved on the outer wall of the telescopic rod (20), rubber pads are arranged between the upper fixed block (18) and the first hoisting plate (6) and the second hoisting plate (12), and rubber pads are arranged between the lower fixed block (21) and the steel pipe column body (1).