CN210064893U - A steel cage flat lifting tool - Google Patents

Abstract

The utility model discloses a flat hoisting tool for a steel bar cage, which comprises a flat hoisting beam, two main lifting lugs installed on the upper side of the flat hoisting beam and used for cooperating with hoisting equipment, and a plurality of main lifting lugs installed on the flat hoisting beam along the length direction of the flat hoisting beam. The lower side of the hanging beam and the connecting lugs of the steel cage used for the horizontal hanging of the steel cage, the number of the connecting lugs of the steel cage is 2 ⁿ , and n is a positive integer not less than 1; the top of the horizontal hanging beam is provided with an inverted T-shaped chute The bottom of the flat hanging beam is provided with a T-shaped chute, and the lower part of the flat hanging beam is provided with a first flat hanging beam through hole along its length direction, and the first flat hanging beam through hole is connected with the vertical section of the T-shaped chute. The upper part of the beam and along its length direction are provided with a second flat hanging beam through hole, and the second flat hanging beam through hole is communicated with the vertical section of the inverted T-shaped chute. In the utility model, the inverted T-shaped chute is arranged on the top of the horizontal hanging beam, which is convenient for the displacement of the main lifting lug, and the T-shaped sliding groove is arranged at the bottom of the horizontal hanging beam, which is convenient for the displacement of the steel cage connecting the lifting lug, and adapts to different lengths and different centers of gravity. The connection of the steel cage in the position has a wide range of applications.

Description

A steel cage flat lifting tool

technical field

The utility model belongs to the technical field of horizontal hoisting of steel bar cages, in particular to a tool for horizontal hoisting of steel bar cages.

Background technique

With the development of my country's economy, in the construction of projects, there are more and more large-scale industrial plants, logistics warehouses, steel structures, PCs, and cast-in-place concrete composite structures. Cast-in-place concrete columns are used as the main load-bearing columns. The key to the installation of PC components and roof trusses. At present, the length of steel cages used in building construction is getting longer and longer. In the existing construction, most of the steel cages are lifted from flat to erect. There is no need to consider whether the steel cages are horizontally lifted in real time, so the setting of the lifting points of the steel cages is arbitrary, the number of lifting points is small, and the spacing is large. , and the force of each lifting point is often different, so the reinforcement cage is prone to large bending deformation under the action of its own weight during the lifting process, which affects the subsequent lowering of the reinforcement cage, and causes unnecessary assembly of the column reinforcement cage and the column formwork on the ground. In severe cases, it will affect the strength of the post-forming column, and there is a potential safety hazard.

Utility model content

The technical problem to be solved by the utility model is to provide a steel cage flat lifting tool in view of the above-mentioned deficiencies in the prior art, the design of which is novel and reasonable. A T-shaped chute is set at the bottom of the horizontal hanging beam to facilitate the displacement of the connecting lugs of the steel cage, adapt to the connection of steel cages with different lengths and different center of gravity positions, and has a wide range of applications and is easy to popularize and use.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the present utility model is: a steel cage flat lifting tool, which is characterized in that: it comprises a flat hanging beam, two main parts installed on the upper side of the flat hanging beam and used for cooperating with the hoisting equipment. Lifting ears and a plurality of steel cage connection lifting ears installed on the lower side of the horizontal lifting beam along the length direction of the horizontal lifting beam and used for horizontally hanging the steel cage, the number of the steel cage connecting lifting ears is 2 ⁿ , where n is not less than A positive integer of 1; the top of the horizontal hanging beam is provided with an inverted T-shaped chute, the bottom of the horizontal hanging beam is provided with a T-shaped chute, and the lower part of the horizontal hanging beam and along its length are provided with a plurality of holes for positioning the steel cage to connect the lifting lugs. The first flat hanging beam through hole, the first flat hanging beam through hole communicates with the vertical section of the T-shaped chute, and the upper part of the flat hanging beam and along its length direction are provided with a plurality of second flats for positioning the main lifting lugs. The through hole of the hanging beam, the through hole of the second flat hanging beam is communicated with the vertical section of the inverted T-shaped chute, and the connecting lug of the reinforcement cage includes a T-shaped connection hanging plate matched with the T-shaped chute and a T-shaped connection hanging plate that is both opened in the T-shaped chute. On the vertical section of the type connecting hanging plate, the first connecting lifting lug through hole for matching with the connecting suspension rope and the second connecting lifting lug through hole for communicating with the first horizontal beam through hole, the main lifting lug includes The T-shaped main hanging plate matched with the inverted T-shaped chute and the first main lifting lug through holes and the second horizontal hanging beam through holes, which are both opened on the vertical section of the T-shaped main hanging plate and used for matching with the main hanging rope Connected second main lifting lug through holes.

The above-mentioned flat hoisting tool for a steel cage is characterized in that: the hoisting device is respectively connected with the two main lifting lugs through two main suspending ropes of equal length.

The above-mentioned flat hoisting tool for a steel cage is characterized in that: one of the connecting lugs of the steel cage is connected to the steel cage through two connecting ropes.

The above-mentioned tool for hoisting a reinforcing bar cage is characterized in that: 2 ⁿ -1 sections are formed between the 2 ⁿ connecting lugs of the reinforcing bar cage, and the lengths of the 2 ⁿ -1 sections are all equal.

The above-mentioned flat lifting tool for a steel cage is characterized in that: the two main lifting lugs are symmetrically arranged on the horizontal lifting beam.

The above-mentioned steel cage horizontal lifting tool is characterized in that: the connecting lugs of the steel cage are fixedly connected to the horizontal hanging beam by a first fastener, and the main lifting lug is fixed to the horizontal hanging beam by a second fastener connection, the first fastener and the second fastener are both bolt and nut assemblies, and the bolt in the first fastener is matched with the through hole of the first horizontal beam and the through hole of the second connecting lug , the nuts in the first fastener are installed on both ends of the bolts in the first fastener and are in contact with the outer side wall of the horizontal suspension beam, and the bolts in the second fastener are in contact with the second The through hole of the horizontal hanging beam is matched with the through hole of the second main lifting lug, and the nuts in the second fastener are installed on both ends of the bolts in the second fastener, and both are in contact with the outer side wall of the horizontal hanging beam .

Compared with the prior art, the utility model has the following advantages:

1. The purpose of this utility model is to connect 2 ⁿ reinforcement cages by setting the horizontal hanging beams to connect the lifting lugs to facilitate the later determination of the center of gravity of each section of the reinforcement cage, and to set the lifting point at the position corresponding to the center of gravity of each section of the reinforcement cage to connect with the reinforcement cage. The lifting lugs are connected to facilitate the stable lifting of the steel cage. The purpose of opening the inverted T-shaped chute on the top of the flat hanging beam is to facilitate the displacement of the main lifting lug. Ear displacement, complete functions, easy to promote and use.

2. The purpose of this utility model is to locate the position where the steel cage is connected to the lifting lug by opening a plurality of through holes of the first horizontal beam along the length direction of the lower part of the horizontal beam. The first fastener is fixedly connected with the flat hanging beam; the purpose of opening a plurality of second flat hanging beam through holes in the upper part of the flat hanging beam and along its length is to locate the position of the main lifting lug. The second fastener is fixedly connected with the horizontal hanging beam, which is reliable and stable, and has good use effect.

3. The design of the utility model is novel and reasonable, the positioning of the connecting lug and the main lifting lug of the steel cage is accurate, and it is suitable for the connection of steel cages with different lengths and different center of gravity positions, and has a wide range of applications and is easy to popularize and use.

To sum up, the design of the utility model is novel and reasonable. By setting the inverted T-shaped chute on the top of the horizontal hanging beam, the displacement of the main lifting lug is convenient, and the bottom of the horizontal hanging beam is provided with the T-shaped sliding groove, which is convenient for the connection of the steel cage. The lifting lug is displaced to adapt to the connection of steel cages with different lengths and different centers of gravity, and has a wide range of applications and is easy to popularize and use.

The technical solutions of the present invention will be described in further detail below through the accompanying drawings and embodiments.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model.

FIG. 2 is a left (right) view of FIG. 1 .

Figure 3 is a state diagram of the utility model in use.

Explanation of reference numbers:

1—rebar cage; 2—flat hanging beam; 2-1—through hole of the first flat hanging beam;

2-2—Through hole of the second horizontal hanging beam; 3—Rebar cage connection lifting lug; 3-1—T-type connection hanging plate;

3-2—Through hole for the first connecting lug; 3-3—Through hole for the second connecting lug;

4—Main lifting lug; 4-1—T-type main suspension plate; 4-2—Through hole for the first main lifting lug;

4-3—through hole of the second main lifting lug; 5—main hanging rope; 6—auxiliary hanging rope;

7-1—the first connecting rope; 7-2—the second connecting rope; 7-3—the third connecting rope;

7-4—the fourth connecting rope; 7-5—the fifth connecting rope; 7-6—the sixth connecting rope;

7-7—seventh connecting rope; 7-8—eighth connecting rope; 8—chain hoist.

Detailed ways

As shown in FIG. 1 to FIG. 3 , the present invention includes a horizontal hanging beam 2 , two main lifting lugs 4 installed on the upper side of the horizontal hanging beam 2 and used for matching with lifting equipment, and a plurality of main lifting lugs 4 along the length direction of the horizontal hanging beam 2 Installed on the lower side of the horizontal hanging beam 2 and used for horizontally hoisting the steel cage 1, the reinforcement cage is connected to the lifting lugs 3, and the number of the reinforcement cage connection lifting ears 3 is 2 ⁿ , where n is a positive integer not less than 1; The top of the beam 2 is provided with an inverted T-shaped chute, the bottom of the flat hanging beam 2 is provided with a T-shaped chute, and the lower part of the flat hanging beam 2 and along its length direction are provided with a plurality of first flats for positioning the steel cage and connecting the lifting lugs 3. The hanging beam through hole 2-1, the first flat hanging beam through hole 2-1 is connected to the vertical section of the T-shaped chute, the upper part of the flat hanging beam 2 and along its length direction are provided with a plurality of main lifting lugs for positioning 4, the second flat hanging beam through hole 2-2, the second flat hanging beam through hole 2-2 is communicated with the vertical section of the inverted T-shaped chute, and the reinforcement cage connection lifting lug 3 includes a connection with the T-shaped chute. The matching T-shaped connecting hanging plate 3-1 and the first connecting lifting lug through holes 3-2 which are opened on the vertical section of the T-shaped connecting hanging plate 3-1 for matching with the connecting hanging rope and the first connecting lifting lug through hole 3-2 for matching with the first flat The second connecting lifting lug through hole 3-3 communicated with the hanging beam through hole 2-1, the main lifting lug 4 includes a T-shaped main hanging plate 4-1 that cooperates with the inverted T-shaped chute and a T-shaped main hanging plate The first main lifting lug through hole 4-2 on the vertical section of the hanging plate 4-1 for matching with the main suspension rope 5 and the second main lifting lug through hole for communicating with the second horizontal suspension beam through hole 2-2 4-3.

It should be noted that the purpose of connecting 2 ⁿ steel cages to connect the lifting lugs 3 by setting the horizontal hanging beam 2 is to facilitate the later determination of the center of gravity of each section of the steel cage, and to set the lifting point and the steel bar at the position corresponding to the center of gravity of each section of the steel cage. The cage connection lifting lugs 3 are connected to facilitate the smooth lifting of the steel cage 1. The purpose of opening the inverted T-shaped chute on the top of the flat hanging beam 2 is to facilitate the displacement of the main lifting lug 4. The bottom of the flat hanging beam 2 is provided with a T-shaped chute. The purpose is to facilitate the displacement of the steel cage connection lifting lugs 3, and the function is complete; by opening a plurality of first flat hanging beam through holes 2-1 in the lower part of the horizontal hanging beam 2 and along its length direction, the purpose is to locate the steel cage connection lifting ears. The position of 3, after the positioning of the steel cage connection lifting lugs 3 is completed, the first fastener is used to be fixedly connected with the horizontal hanging beam 2; the upper part of the horizontal hanging beam 2 is provided with a plurality of second flat hanging beam through holes along its length direction. The purpose of 2-2 is to locate the position of the main lifting lug 4. After the positioning of the main lifting lug 4 is completed, the second fastener is used to fix the connection with the horizontal beam 2, which is reliable and stable; the steel cage connects the lifting lug 3 and the main lifting lug 4. The positioning is accurate, adapts to the connection of steel cages 1 with different lengths and different centers of gravity, and has a wide range of applications.

In this embodiment, the hoisting equipment is connected to the two main lifting lugs 4 respectively through two main suspending ropes 5 of equal length, so that the hoisting equipment can stably hoist the reinforcement cage 1 through the horizontal suspending beam 2 .

In this embodiment, one of the reinforcing bar cage connecting lugs 3 is connected to the reinforcing bar cage 1 through two connecting ropes, thereby reducing the number of the reinforcing bar cage connecting lugs 3 and enhancing the horizontal suspension stability of the reinforcing bar cage 1 .

In this embodiment, 2 ⁿ -1 sections are formed between 2 ⁿ of the steel bar cages connecting the lifting ears 3, and the lengths of the 2 ⁿ -1 sections are all equal; , the center of gravity of the horizontal hanging beam 2 is kept on the central axis of the horizontal hanging beam 2, so as to avoid searching for the center of gravity of the horizontal hanging beam 2, and reduce the complexity of the horizontal hanging of the steel cage 1.

In this embodiment, the two main lifting lugs 4 are symmetrically arranged on the horizontal hanging beam 2 .

In this embodiment, the reinforcing bar cage connecting lugs 3 are fixedly connected to the horizontal suspension beam 2 through a first fastener, the main suspension lugs 4 are fixedly connected to the horizontal suspension beam 2 through a second fastener, and the first A fastener and the second fastener are both bolt and nut assemblies, and the bolt in the first fastener is connected to the first horizontal beam through hole 2-1 and the second connection lifting lug through hole 3-3 Matching, the nuts in the first fastener are installed on both ends of the bolts in the first fastener and are in contact with the outer side wall of the horizontal suspension beam 2, and the bolts in the second fastener are connected to The second flat hanging beam through hole 2-2 is matched with the second main lifting lug through hole 4-3, the nuts in the second fastener are installed on both ends of the bolts in the second fastener, and both Contact with the outer side wall of the horizontal suspension beam 2 .

When the utility model is used, the reinforcing bar cage 1 adopts a reinforcing bar cage with a centrally symmetric structure in cross section, preferably n is taken as 2, and a finite element model of the reinforcing bar cage is established in advance by using a computer. The center of gravity a of the first-level reinforcement cage, the first-level reinforcement cage is divided by a plane passing through the first-level center of gravity a of the reinforcement cage and parallel to the cross-section of the reinforcement cage to obtain two second-level reinforcement cage segments, two second-level reinforcement bars The cage segment includes the second-level reinforcement cage segment 1-1 and the second-level reinforcement cage segment 2 1-2, and then determine the secondary center of gravity b ₁ of the reinforcement cage for the second-level reinforcement cage segment 1-1 and the second-level reinforcement The secondary center of gravity b ₂ of the steel cage of the second cage segment 1-2; the second-level steel cage segment 1-1 is divided by a plane that passes through the secondary center of gravity b ₁ of the steel cage and is parallel to the cross section of the steel cage to obtain two A third-level reinforcement cage segment, two third-level reinforcement cage segments include the third-level reinforcement cage segment 1-1-1 and the third-level reinforcement cage segment 2 1-1-2, and then determine the third-level reinforcement cage segment The tertiary center of gravity c ₁ of the reinforcement cage of section 1-1-1 and the tertiary center of gravity c ₂ of the reinforcement cage of section 2 1-1-2; use the secondary center of gravity b ₂ of the reinforcement cage and parallel to the reinforcement The plane of the cage cross-section divides the second-level steel cage section 2 1-2 to obtain another two third-level steel cage sections, and the other two third-level steel cage sections include the third-level steel cage section three 1-2 -1 and the third-level steel cage section four 1-2-2, and then determine the third-level steel cage section three 1-2-1 the center of gravity of the third-level steel cage section c ₃ and the third-level steel cage section four 1-2- The third-level gravity center c ₄ of the reinforcement cage of ₂ , and so on, to obtain the gravity center corresponding to the eight fourth-level reinforcement cage segments, and the gravity centers corresponding to the eight fourth-level reinforcement cage segments are the Level d ₂ , the fourth level center of gravity of the steel cage d ₃ , the fourth level center of gravity of the steel cage d ₄ , the fourth level center of gravity of the steel cage d ₅ , the fourth level center of gravity of the steel cage d ₆ , the fourth level center of gravity of the steel cage d ₇ , the fourth level center of gravity of the steel cage _d8 , in this embodiment, the effective length of the horizontal hanging beam 2 is the distance between the third-level gravity center c ₁ of the steel cage and the third-level center of gravity c ₄ of the steel cage, and the effective beam section of the horizontal hanging beam 2 is located in the horizontal In the middle, in this embodiment, the number of the steel cage connection lifting lugs 3 is four, and one end of the four steel reinforcement cage connection lifting lugs 3 is aligned with the third-level center of gravity c ₁ of the steel cage, and the four steel bars are The other end of the cage connection lifting lug 3 is aligned with the third-level center of gravity c ₄ of the steel cage, and the two steel cage connection lifting lugs 3 are fixedly connected to the flat hanging beam 2 through fasteners. The main lifting lug 4 is symmetrically fixed on the top of the effective beam section of the horizontal suspension beam 2 through fasteners, and the four steel cages are connected to the remaining steel cages of the lifting ears 3 to connect the lifting ears 3 to the two steel cages at both ends. It is fixed at the bottom of the effective beam section of the horizontal suspension beam 2 at equal intervals, and the number of connecting suspending ropes is determined according to the number of the connecting lugs 3 of the steel cage. Connection, the number of connecting slings is 8; the 8 connecting slings are the first connecting slings 7- 1. The second connecting rope 7-2, the third connecting rope 7-3, the fourth connecting rope 7-4, the fifth connecting rope 7-5, the sixth connecting rope 7- 6. The seventh connecting rope 7-7 and the eighth connecting rope 7-8, one end of the first connecting rope 7-1 and one end of the second connecting rope 7-2 are connected to the steel cage three. The reinforcing bar cage aligned with the center of gravity c ₁ is connected to the lifting lug 3, the other end of the first connecting rope 7-1 is connected to the lifting point corresponding to the center of gravity d ₁ of the fourth level of the reinforcing bar cage, and the second connecting rope 7-2 The other end is connected with the lifting point corresponding to the fourth-level gravity center _d2 of the steel cage, and one end of the third connecting rope 7-3 and one end of the fourth connecting rope 7-4 are connected to the lifting lug of the second steel cage. 3 connection, the other end of the third connecting rope 7-3 is connected with the lifting point corresponding to the fourth-level gravity center d ₃ of the steel cage, and the other end of the fourth connecting hanging rope 7-4 corresponds to the fourth-level gravity center d ₄ of the steel cage. One end of the fifth connecting rope 7-5 and one end of the sixth connecting rope 7-6 are connected with the third steel cage connecting lug 3, and the fifth connecting rope 7-5 The other end is connected with the lifting point corresponding to the fourth-level gravity center d ₅ of the reinforcement cage, the other end of the sixth connecting rope 7-6 is connected with the lifting point corresponding to the fourth-level gravity center d ₆ of the reinforcement cage, and the seventh connecting rope 7 One end of -7 and one end of the eighth connecting rope 7-8 are both connected with the reinforcing bar cage connecting lug ₃ aligned with the third-level center of gravity c4 of the reinforcing bar cage, and the other end of the seventh connecting hanging rope 7-7 is connected with the reinforcing bar The lifting point corresponding to the fourth-level gravity center d ₇ of the cage is connected, and the other end of the eighth connecting rope 7-8 is connected to the lifting point corresponding to the fourth-level gravity center d ₈ of the steel cage, and the part on the steel cage 1 is located outside the fourth-level gravity center. Set up an auxiliary lifting point, the auxiliary lifting point and the lifting point are located on the same line, and the auxiliary lifting point is connected with the nearby steel cage connection lifting lug 3 through the auxiliary hanging rope 6, and the auxiliary hanging rope 6 is provided with The chain hoist 8 is used to hoist the steel bar cage 1 horizontally by means of a hoisting device, and the hoisting device is respectively connected to the two main lifting lugs 4 through two main suspending ropes 5 of equal length.

The above are only preferred embodiments of the present utility model, and do not limit the present utility model. Any simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical essence of the present utility model still belong to the scope of the present utility model. within the protection scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a steel reinforcement cage flat lifting tool which characterized in that: the steel reinforcement cage connecting lifting lug comprises a flat lifting beam (2), two main lifting lugs (4) which are arranged on the upper side of the flat lifting beam (2) and are matched with a lifting device, and a plurality of steel reinforcement cage connecting lifting lugs (3) which are arranged on the lower side of the flat lifting beam (2) along the length direction of the flat lifting beam (2) and are used for horizontally lifting the steel reinforcement cage (1), wherein the number of the steel reinforcement cage connecting lifting lugs (3) is 2ⁿWherein n is a positive integer not less than 1; an inverted T-shaped sliding groove is formed in the top of a flat hanging beam (2), a T-shaped sliding groove is formed in the bottom of the flat hanging beam (2), a plurality of first flat hanging beam through holes (2-1) used for positioning steel bar cage connecting lugs (3) are formed in the lower portion of the flat hanging beam (2) along the length direction of the flat hanging beam, the first flat hanging beam through holes (2-1) are communicated with the vertical section of the T-shaped sliding groove, a plurality of second flat hanging beam through holes (2-2) used for positioning main lugs (4) are formed in the upper portion of the flat hanging beam (2) along the length direction of the flat hanging beam, the second flat hanging beam through holes (2-2) are communicated with the vertical section of the inverted T-shaped sliding groove, the steel bar cage connecting lugs (3) comprise T-shaped connecting hanging plates (3-1) matched with the T-shaped sliding groove, first connecting lug through holes (3-2) and first flat hanging beam through holes (2-1) used for being communicated with the first connecting hanging beam through holes (2-1) The main lifting lug (4) comprises a T-shaped main lifting plate (4-1) matched with the inverted T-shaped sliding groove and a second connecting lifting lug through hole (3-3) which is provided with a T-shaped main lifting plateA first main lifting lug through hole (4-2) used for being matched with the main lifting rope (5) and a second main lifting lug through hole (4-3) used for being communicated with the second flat lifting beam through hole (2-2) are formed in the vertical section of the T-shaped main lifting plate (4-1).

2. A reinforcement cage horizontal lifting tool as claimed in claim 1, wherein: the lifting equipment is respectively connected with the two main lifting lugs (4) through two main lifting ropes (5) with equal length.

3. A reinforcement cage horizontal lifting tool as claimed in claim 1, wherein: and one steel reinforcement cage connecting lifting lug (3) is connected with the steel reinforcement cage (1) through two connecting lifting ropes.

4. A reinforcement cage horizontal lifting tool as claimed in claim 1, wherein: 2ⁿ2 is formed between the steel reinforcement cage connecting lifting lugs (3)ⁿ1 section, 2ⁿ-1 of said segments are all equal in length.

5. A reinforcement cage horizontal lifting tool as claimed in claim 1, wherein: the two main lifting lugs (4) are symmetrically arranged on the flat lifting beam (2).

6. A reinforcement cage horizontal lifting tool as claimed in claim 1, wherein: the steel reinforcement cage connecting lifting lug (3) is fixedly connected with the flat hanging beam (2) through a first fastener, the main lifting lug (4) is fixedly connected with the flat lifting beam (2) through a second fastener, the first fastener and the second fastener are both bolt and nut components, a bolt in the first fastener is matched with a first flat hanging beam through hole (2-1) and a second connecting lifting lug through hole (3-3), nuts in the first fastening pieces are arranged at two ends of a bolt in the first fastening pieces and are in contact with the outer side wall of the flat hanging beam (2), a bolt in the second fastener is matched with a second flat hanging beam through hole (2-2) and a second main lifting lug through hole (4-3), and nuts in the second fastening pieces are arranged at two ends of a bolt in the second fastening pieces and are in contact with the outer side wall of the flat hanging beam (2).

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