CN218621848U - Interim cable wind device of high mound construction ladder cage of finite construction area double-column type - Google Patents

Abstract

The utility model discloses an interim cable wind device of high mound construction ladder cage of limited construction area twin columns formula, including ground anchor, cable wind rope and connection system, the ground anchor buries in the concrete terrace of high mound both sides in advance, and the ground anchor passes through cable wind rope and ladder cage tieing, and the connection system is connected between two adjacent ladder cages. The connecting system of the cable wind device of the utility model can connect the high pier construction ladder cage into a combined system, thus improving the anti-overturning performance of the ladder cage; the ground anchor is pre-buried in the concrete terraces on the two sides of the high pier along the bridge direction and is tied with the ladder cage through the guy rope, so that the installation is convenient, the structure is stable, the construction cost can be reduced, and the construction time is shortened.

Description

Interim cable wind device of high mound construction ladder cage of finite construction area double-column type

Technical Field

The utility model relates to a bridge construction field, concretely relates to interim cable wind device of limited construction area double column type high mound construction ladder cage.

Background

Present bridge is when the pier stud construction, because of the pier stud height is generally higher, for guaranteeing that the pier stud does not take place to empty in strong wind, evenly symmetrical arrangement cable wind device all around at the pier stud usually, in order to guarantee that the pier stud is firm, nevertheless under limited construction region environment, can not all set up cable wind device all around at the high pier of double-column type, for solving this problem, at present adopt to set up the pier stud and surround the ladder cage more, set up the stull all around the ladder cage inboard and be connected with the pier stud, and set up the mode of cable wind device in ladder cage both sides, in order to guarantee that the pier stud is firm.

However, the structural arrangement of the current cable wind device has the following defects: when the height of the ladder cage constructed by the pier body is higher, the cable wind devices are directly and independently arranged on the two sides of the ladder cage, so that the stability of the ladder cage cannot be guaranteed, the ladder cage is easy to overturn, and certain construction risk is brought; and the pier stud is arranged to surround the ladder cage, the cross braces are arranged around the inner side of the ladder cage and are connected with the pier body, and the construction cost is high and the construction time is long in the mode that the cable wind devices are arranged on the two sides of the ladder cage.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model provides a technical problem do: when pier stud construction is carried out in a limited construction area, how to set up the cable wind device structure of the ladder cage improves the anti-overturning performance of the ladder cage.

In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

the utility model provides an interim cable wind device of limited construction area double column type high mound construction ladder cage, includes earth anchor, guy rope and connecting system, and the earth anchor is buried in the concrete terrace of high mound both sides in advance, and the earth anchor passes through guy rope and ladder cage tieing, and connecting system connects between two adjacent ladder cages.

Preferably, the ladder cage comprises a plurality of upright posts, longitudinal connecting rods, transverse connecting rods, stairs, a working platform and a protective net, wherein a plurality of nodes are arranged on the upright posts, and the longitudinal connecting rods and the transverse connecting rods are connected between the nodes.

Preferably, one end of the cable wind rope is tied with the ground anchor, the other end of the cable wind rope is tied with a vertical column node of the ladder cage, and the included angle between the cable wind rope and the ground plane is 35-45 degrees.

Preferably, the height of the connecting system is determined according to the distance between the upright post nodes, and the width is determined according to the distance between two adjacent ladders.

Preferably, the ground anchor is pre-buried on the axis of two adjacent stands of the ladder cage along the bridge direction.

Preferably, the ground anchor is an anchoring pull ring.

Preferably, a rope tightening device is arranged below the cable, and the rope tightening device comprises a lantern ring, a rope clamp and a U-shaped bolt.

Preferably, the cable wind rope is a steel wire rope of 6 × 19+1 or a steel wire rope of 6 × 31+ 1.

Preferably, the connecting system comprises a plurality of horizontal rods, vertical rods and inclined rods.

Preferably, the horizontal rods, the vertical rods and the diagonal rods are made of one or more of square steel tubes, round steel tubes, channel steel or I-shaped steel.

Compared with the prior art, the technical scheme has the beneficial effects that:

1. the connection system of the cable wind device can connect the high pier construction ladder cage into a combined system, compared with the mode of directly and independently arranging the cable wind devices at the two sides of the ladder cage, the cable wind device of the utility model has the advantages that the anti-overturning performance of the ladder cage is improved through the reinforcing effect of the connection system on the ladder cage;

2. the utility model discloses cable wind device's ground anchor buries in advance in the both sides concrete terrace of high mound along the bridge direction to through cable wind rope and ladder cage tie, surround the ladder cage with setting up the pier stud, set up the stull all around ladder cage inboard and be connected with the pier shaft, and set up the mode of cable wind device in ladder cage both sides and compare, the utility model discloses cable wind device simple to operate, the structure is firm, and can reduce construction cost, shortens engineering time.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a front view of a limited construction area double-column type high pier construction ladder cage temporary cable wind device for high pier construction in embodiment 1 of the present invention;

fig. 2 is a top view of a limited construction area double-column type high pier construction ladder cage temporary cable wind device for high pier construction in embodiment 1 of the present invention;

fig. 3 is a right side view of a limited construction area double-column type high pier construction ladder cage temporary cable wind device for high pier construction according to embodiment 1 of the present invention;

fig. 4 is a schematic diagram of the hoisting of a double-column type high pier construction ladder cage temporary cable wind device in a limited construction area for high pier construction in embodiment 1 of the present invention;

fig. 5 is a front view of a limited construction area double-column type high pier construction ladder cage temporary cable wind device for high pier construction in embodiment 2 of the present invention;

fig. 6 is the utility model discloses a limited construction region double-column type high mound construction ladder cage temporary cable wind device is used for the top view of high mound construction of embodiment 3.

In the figure: 11-an earth anchor; 12-guy rope; 2-a linking system; 21-horizontal bar; 22-a vertical rod; 23-a diagonal rod; 3-ladder cage; 31-upright post; 32-longitudinal links; 33-transverse link; 34-stairs; 35-a work platform; 36-a protective net; 4-high pier; 5, constructing a surrounding barrier; 6-concrete terrace.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example 1

As shown in fig. 1 and 2, the embodiment of the utility model provides a pair of high mound construction ladder cage of limited construction region twin columns formula cable wind device temporarily, this cable wind device is arranged in being provided with the limited region that encloses the fender, in carrying out the construction operation to the high mound 4 of twin columns formula bridge that is enclosed by ladder cage 3, the cable wind device includes earth anchor 11, guy rope 12 and tie system 2, specifically, earth anchor 11 buries in high mound 4 along the both sides concrete terrace 6 of bridge orientation in advance, and earth anchor 11 passes through guy rope 12 and ties with ladder cage 3, tie system 2 fixed connection between two adjacent ladder cages 3.

The effect that above-mentioned structural design brought is:

1. the connection system 2 of the cable wind device of the utility model can connect the high pier 4 construction ladder cage 3 into a combined system, compared with the mode of directly and independently arranging the cable wind devices at two sides of the ladder cage 3, the cable wind device of the utility model has the advantages that the anti-overturning performance of the ladder cage 3 is improved through the reinforcing effect of the connection system 2 on the ladder cage 3;

2. the utility model discloses anchor 11 of cable wind device buries in advance in high mound 4 along the both sides concrete terrace 6 of bridge orientation to tie through cable wind rope 12 and ladder cage 3, surround ladder cage 3 with setting up the pier stud, set up the stull all around in ladder cage 3 inboards and be connected with the pier shaft, and set up the mode of cable wind device in 3 both sides of ladder cage and compare, the utility model discloses cable wind device simple to operate, the structure is firm, and can reduce construction cost, shortens engineering time.

Further, as shown in fig. 1, the ladder cage 3 includes 4 columns 31, a plurality of longitudinal connecting rods 32, transverse connecting rods 33, stairs 34, a working platform 35 and a protective net 36, the columns 31 are provided with a plurality of nodes, the longitudinal connecting rods 32 and the transverse connecting rods 33 are connected to the nodes of the 4 columns 31 to form a multi-layer structure, the working platform 35 is arranged on each layer, the stairs 34 and the protective net 36 are arranged between every two layers, the ladder cage 3 can be conveniently used as a passage for passengers to get on or off to reach a specified height for working when a constructor constructs the high bridge pier 4, and can be used as a protective passage to ensure the safety of the passengers.

Further, as shown in fig. 2, the embedded position of the ground anchor 11 and the upright 31 of the ladder cage 3 are located on the same axis, so that cranes on two sides can conveniently hoist the pier template and the steel reinforcement framework, and 2 anchors are arranged on each side of the ladder cage 3.

Further, the ground anchor 11 is selected from an anchoring pull ring, but not limited to the anchoring pull ring, and other embedded ground anchors 11 capable of being stably anchored on the concrete terrace 6 are all selectable, and in this embodiment, the ground anchor 11 is fixedly connected with the concrete terrace 6 through anchoring mortar.

Further, as shown in fig. 3, one end of the guy rope 12 is tied to the ground anchor 11, the other end of the guy rope is tied to a node 31 of the ladder cage 3, and an included angle between the guy rope 12 and the ground plane is selected within a range of 35 to 45 degrees, so that the purpose of selecting the included angle range is to ensure the stable anchoring effect of the guy rope 12 and the ground anchor 11 on the ladder cage 3 on the basis that the surrounding range of the guy rope device is in a limited area.

Further, the bottom of the guy rope 12 is provided with a rope tightening device, the rope tightening device comprises a lantern ring, a rope clip and a U-shaped bolt, and therefore, in this embodiment, the mode of fastening the guy rope 12 and the upright post 31 after the node is tied is as follows: the end of the guy rope 12 is sleeved on the lantern ring and fixed by a special rope clamp, the bottom plate of the rope clamp is buckled on the working section of the guy rope 12, and the guy rope 12 is fastened by a U-shaped bolt at the tail part of the guy rope 12.

Further, the cable rope 12 is selected from a 6 × 19+1 type steel wire rope or a 6 × 31+1 type steel wire rope, so as to ensure the stable anchoring effect of the cable rope 12 and the ground anchor 11 on the ladder cage 3.

Further, as shown in fig. 1 and 2, the connection system 2 includes a plurality of horizontal rods 21, a vertical rod 22 and an inclined rod 23, the plurality of horizontal rods 21 and the vertical rod 22 are mutually welded to form a cuboid structural component, and each surface of the cuboid is welded with the inclined rod 23 coinciding with the diagonal to form the connection system 2 of the stable structure together with a reinforcing component.

Further, as shown in fig. 1 and 2, the height of the connection system 2 is determined according to the distance between every two nodes of the upright column 31 of the ladder cage 3, and the width is determined according to the distance between the two ladder cages 3 surrounding the double-column type high pier 4, so that the connection system 2 can be conveniently hoisted, and the connection system 2 can be fixed in a cross lap joint manner with the positions near the nodes of the upright column 31 of the ladder cage 3, so that the connection stability of the connection system 2 and the ladder cage 3 is ensured.

Further, horizontal pole 21, montant 22 and the down tube 23 of connecting system 2 select for use one or more in square steel pipe, circular steel tube, channel-section steel, the I-steel, can adjust according to 3 major structure materials of ladder cage to ensure that the structural strength of connecting system 2 can make ladder cage 3 remain stable.

Example 2

The embodiment of the utility model provides a pair of limited construction area twin columns formula high mound construction ladder cage temporary cable wind device, as shown in fig. 5, this embodiment compares the difference with embodiment 1 and lies in: the horizontal rods 21, the vertical rods 22 and the inclined rods 23 of the connecting system 2 are welded to form other types of triangular stable structures, the specific number of the horizontal rods 21, the vertical rods 22 and the inclined rods 23 of the connecting system 2 is not particularly limited, and the connecting system 2 can be guaranteed to have enough structural strength.

Example 3

The embodiment of the utility model provides a pair of limited construction area double-column type high mound construction ladder cage interim cable wind device, as shown in fig. 6, this embodiment compares difference with embodiment 1 and lies in: the cable wind device adopts double-layer arrangement, namely 4 cable wind ropes 12 are arranged on each side of the ladder cage 3 and are respectively tied at the node positions of the upright columns 31 at the height positions 31/3 and 2/3 of the ladder cage, 4 corresponding ground anchors 11 on each side are also arranged, and the concrete positions of the cable wind ropes 12 and the ground anchors 11 can be adjusted according to the actual situation on site.

Therefore, as shown in fig. 1 to 4, the steps of mounting and dismounting the novel cable wind device are as follows:

the method comprises the following steps: selecting the structural size of the pier body surrounding the ladder cage 3 according to the height of the high pier 4 and the range of the construction enclosure 5;

step two: selecting a corresponding connecting system 2 according to the structural size of the ladder cage 3, processing a horizontal rod 21, a vertical rod 22 and an inclined rod 23, assembling all the components of the connecting system 2 on the ground, and connecting the connecting parts of the connecting system 2 by full welding;

step three: the installation of partial ladder cages 3 is completed, the connecting system 2 is hoisted to a proper height by utilizing hoisting equipment, the position of the connecting system 2 is rotationally adjusted under the assistance of operating personnel, the lap joint of the connecting system 2 and the ladder cages 3 is completed, the lap joint is fixed by round steel U-shaped cards, 1-2 groups of the connecting system 2 are arranged along the horizontal direction, and 1 group of upright column 31 nodes of each ladder cage 3 at intervals of 1-2 in the height direction are arranged;

step four: pre-burying ground anchors 11 on two sides of a pier body according to the node positions of upright columns 31 of the ladder cage 3, wherein the ground anchors 11 and the upright columns 31 of the ladder cage 3 are positioned on the same axis, after pre-burying is finished, pulling and tying the guy rope 12, and finally, tightening and stressing the guy rope 12 by using a rope tightener;

step five: the connecting system 2 and the ladder cage 3 are installed layer by layer until the ladder cage 3 is installed and applied to construction of the high pier 4, after the construction of the high pier 4 is completed, the ladder cage 3 and the connecting system 2 are dismantled layer by using hoisting equipment, and finally the cable wind rope 12 is dismantled, so that the cable wind device can be dismantled.

Compared with the existing cable wind device, the connection system 2 is convenient to install and dismantle, firm in structure and various in structure material selection. The structure stress of the ground anchor 11 device and the cable wind rope 12 is clear, the structure is firm, and the construction is simple and convenient, so the cable wind device can be suitable for the construction of the double-column type high pier 4 in a limited construction area, and the traffic of the inner side and the outer side of the construction area is not influenced.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides an interim cable wind device of limited construction area double column type high mound construction ladder cage which characterized in that: the anchor block comprises a ground anchor (11), a cable wind rope (12) and a connecting system (2), wherein the ground anchor (11) is embedded in concrete terraces (6) on two sides of a high pier (4), the ground anchor (11) is tied with ladder cages (3) through the cable wind rope (12), and the connecting system (2) is connected between two adjacent ladder cages (3).

2. The temporary wind cable device for the double-column type high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: the ladder cage (3) comprises a plurality of upright posts (31), longitudinal connecting rods (32), transverse connecting rods (33), stairs (34), a working platform (35) and a protective net (36), wherein the upright posts (31) are provided with a plurality of nodes, and the longitudinal connecting rods (32) and the transverse connecting rods (33) are connected between the nodes.

3. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 2, wherein: one end of the guy rope (12) is tied with the ground anchor (11), the other end of the guy rope is tied with the node of the upright post (31) of the ladder cage (3), and the selected range of the included angle between the guy rope (12) and the ground plane is 35-45 degrees.

4. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 2, wherein: the height of the connecting system (2) is determined according to the distance between the nodes of the upright posts (31), and the width is determined according to the distance between two adjacent ladders (3).

5. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: the ground anchor (11) is pre-buried on the axis of two adjacent upright posts (31) of the ladder cage (3) along the bridge direction.

6. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: the ground anchor (11) is an anchoring pull ring.

7. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: a rope tightening device is arranged below the guy rope (12) and comprises a lantern ring, a rope clamp and a U-shaped bolt.

8. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: the cable wind rope (12) is a 6 × 19+1 type steel wire rope or a 6 × 31+1 type steel wire rope.

9. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 1, wherein: the connecting system (2) comprises a plurality of horizontal rods (21), vertical rods (22) and inclined rods (23).

10. The temporary cable wind device of the double-column high-pier construction ladder cage in the limited construction area as claimed in claim 9, wherein: the horizontal rod (21), the vertical rod (22) and the inclined rod (23) are made of one or more of square steel tubes, round steel tubes, channel steel or I-shaped steel.

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