Hoisting device and hoisting method for post-added curtain wall connecting steel member under floor slab

Abstract

The invention discloses a hoisting device and a hoisting method for a connecting steel member of a post-added curtain wall under a floor slab, the hoisting device comprises a supporting beam, the supporting beam is provided with a first end and a second end which are opposite to each other, a socket hole is formed in the first end of the supporting beam, and a hoisting shaft is mounted at the first end of the supporting beam; the loading seat is used for placing the connecting steel member of the post-added curtain wall, an inserting arm is formed on one side of the loading seat, and the inserting arm is inserted into the socket hole in a position-adjustable manner; and the containing box is hinged to the second end of the supporting beam, a balance weight part is detachably installed in the containing box, and the rear added curtain wall connecting steel member is horizontally arranged by adjusting the weight of the balance weight part. The method solves the problems that the installation and construction time of an existing floor lower curtain wall post-added joint steel member is long, and a large number of hoisting holes are formed.

Description

Technical Field

[0001] The present invention relates to the technical field of building construction, and particularly relates to a hoisting device and a hoisting method for a post-added curtain wall connecting steel member under a floor slab. Background Art

[0002] In the field of building construction, with the continuous beautification of the building appearance, arc-shaped steel structures are increasingly used as the supporting and fixing structures of curtain walls. Moreover, the curtain wall design often lags behind the structural design. After the construction of the main structure floor slab is completed, the lower curtain wall steel support structure is only designed, resulting in difficulties in installing the post-added node steel members of the curtain wall under the floor slab, bringing great inconvenience to the construction of the post-added support steel members of the curtain wall. In this case, the conventional curtain wall steel structure hoisting method is as follows: holes are drilled in the completed floor slab, hoisting holes are set up, and the steel members are transported to directly below the floor slab for hoisting in order to effectively install. For places with a large number of post-added steel members of the curtain wall, a large number of hoisting holes need to be drilled, the construction time is long, and the cost of drilling and filling holes is relatively high, bringing great inconvenience to the construction. Summary of the Invention

[0003] In order to overcome the defects of the prior art, the present invention provides a hoisting device and a hoisting method for a post-added curtain wall connecting steel member under a floor slab to solve the problems of long construction time and a large number of hoisting holes drilled during the installation of the post-added node steel members of the curtain wall under the existing floor slab.

[0004] To achieve the above object, a hoisting device for a post-added curtain wall connecting steel member under a floor slab is provided, including:

[0005] A support beam, the support beam having opposite first and second ends, a socket formed at the first end of the support beam, and a suspension shaft installed at the first end of the support beam;

[0006] A loading seat for the post-added curtain wall connecting steel member to rest on, a plugging arm formed on one side of the loading seat, and the plugging arm being inserted into the socket at a position-adjustable manner;

[0007] A storage box, hinged to the second end of the support beam, and a counterweight member being detachably installed in the storage box, and the weight of the counterweight member is adjusted to make the post-added curtain wall connecting steel member horizontally arranged.

[0008] Further, the support beam includes:

[0009] A bottom plate;

[0010] Side plates, the side plates being vertically provided on opposite sides of the bottom plate respectively, a first shaft hole being opened at one end of the side plates, the suspension shaft being rotatably installed in the first shaft holes of the two side plates, a second shaft hole being opened at the other end of the side plates, and a hinge shaft being rotatably installed in the second shaft holes of the two side plates, and the storage box being installed on the hinge shaft;

[0011] A partition plate is connected between the middle parts of the two side plates, and an insertion hole is formed by enclosing between the partition plate, the bottom plate and the two side plates.

[0012] Furthermore, a rack is provided on the insertion arm, the rack is arranged along the length direction of the insertion arm, a driving gear is coaxially connected to the lifting shaft, and the driving gear meshes with the rack.

[0013] Furthermore, a first locking hole is formed in the side plate, a plurality of second locking holes are formed in the driving gear, the plurality of second locking holes are arranged at intervals along the circumferential direction of the driving gear, and a locking pin is detachably inserted into the first locking hole and one of the second locking holes.

[0014] Furthermore, the plurality of second locking holes are arranged at equal intervals.

[0015] Furthermore, a limiting groove is formed in the loading seat, and the post-added curtain wall connecting steel member is embedded in the limiting groove.

[0016] Furthermore, two oppositely arranged positioning plates are respectively formed on opposite sides of the post-added curtain wall connecting steel member, an ear plate is formed by extending the side part of the loading seat, the ear plate is arranged between the two positioning plates, and a pressing rod is liftably installed on the ear plate, and the pressing rod presses against the upper parts of the two positioning plates.

[0017] Furthermore, a notch is formed in the upper part of the positioning plate, and the pressing rod is embedded in the notches of the two positioning plates.

[0018] The present invention provides a hoisting method for a hoisting device for a post-added curtain wall connecting steel member under a floor slab, including the following steps:

[0019] Set the hoisting device for the post-added curtain wall connecting steel member under the floor slab below the hoisting hole of the floor slab, and connect the hoisting cable in the hoisting hole to the lifting shaft of the supporting beam;

[0020] Based on the first distance from the installation position of the post-added curtain wall connecting steel member to the hoisting hole, adjust the depth of the insertion arm of the loading seat inserted into the insertion hole of the supporting beam, so that the second distance from the loading seat to the lifting shaft of the supporting beam is adapted to the first distance;

[0021] Place the post-added curtain wall connecting steel member on the loading seat, and determine the weight of the counterweight based on the weight of the post-added curtain wall connecting steel member;

[0022] Install the counterweight in the accommodation box, so that the post-added curtain wall connecting steel member is horizontally arranged during hoisting;

[0023] Lift the hoisting device for the post-added curtain wall connecting steel member under the floor slab through the sling, so that the post-added curtain wall connecting steel member is arranged at the installation position;

[0024] Fix and install the post-added curtain wall connecting steel member on the floor slab.

[0025] The beneficial effect of the present invention is that the hoisting device for the post-added curtain wall connecting steel member under the floor slab of the present invention utilizes the principle of force balance. A weight-containing box for adding weights is arranged at the other end of the supporting beam of the device to install counterweights, and a loading seat is arranged at one end of the supporting beam to set the post-added curtain wall connecting steel member. Using the balance principle, the post-added curtain wall connecting steel member is in the correct position (horizontally arranged) in space. During the hoisting process, the steel member can be effectively translated to the lower part of the installation position of the already constructed floor slab. After the post-added curtain wall connecting steel member is welded and fixed, the installation can be completed, realizing the rapid and accurate installation of the post-added curtain wall steel member under the floor slab, reducing the opening of hoisting holes, and thus reducing the amount of post-pouring repair work. Brief Description of the Drawings

[0026] By reading the detailed description of the non-restrictive embodiments with reference to the following drawings, other features, objectives, and advantages of the present application will become more obvious:

[0027] Figure 1 It is a schematic structural diagram of the hoisting device for the post-added curtain wall connecting steel member under the floor slab according to an embodiment of the present invention.

[0028] Figure 2 It is a schematic structural diagram of the loading seat according to an embodiment of the present invention.

[0029] Figure 3 It is a cross-sectional view of the loading seat according to an embodiment of the present invention.

[0030] Figure 4 It is a schematic diagram of the use state of the hoisting device for the post-added curtain wall connecting steel member under the floor slab according to an embodiment of the present invention. Detailed Embodiments

[0031] The following further elaborates the present application in conjunction with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the related invention, rather than limiting the invention. Additionally, it should be noted that for the convenience of description, only the parts related to the invention are shown in the drawings.

[0032] It should be noted that, without conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The following will elaborate on the present application in detail with reference to the drawings and embodiments.

[0033] Refer to Figures 1 to 4As shown in the figure, the present invention provides a hoisting device for a post-added curtain wall connecting steel member under a floor slab, comprising: a supporting beam 1, a loading seat 2, and a containing box 3.

[0034] In this embodiment, the supporting beam 1 is strip-shaped. The supporting beam 1 has opposite first and second ends. A bearing socket is formed at the first end of the supporting beam 1. A bearing lifting shaft 14 is installed at the first end of the supporting beam 1.

[0035] One side of the loading seat 2 is formed with an insertion arm 21. The insertion arm 21 is inserted into the bearing socket in a position-adjustable manner. The loading seat 2 is used for placing the post-added curtain wall connecting steel member 4.

[0036] The containing box 3 is hinged to the second end of the supporting beam 1. A counterweight is detachably installed in the containing box 3. In this embodiment, the number of counterweights is multiple. The weight of the counterweight is adjusted to make the post-added curtain wall connecting steel member 4 horizontally arranged.

[0037] Specifically, when hoisting the current connecting steel member of the post-added curtain wall, the sling is lowered from the hoisting hole of the floor slab to the floor slab and connected to the bearing lifting shaft 14. When the sling lifts the hoisting device for the post-added curtain wall connecting steel member under the floor slab of the present invention, the weight of the counterweight is adjusted by the number of counterweights, so that the entire supporting beam 1 is arranged horizontally, and further the post-added curtain wall connecting steel member 4 is horizontally arranged.

[0038] When the installation position of the post-added curtain wall connecting steel member 4 is far from the hoisting hole, the insertion depth of the insertion arm 21 on the loading seat 2 in the bearing socket of the supporting beam 1 is correspondingly adjusted, so that when the sling lifts the hoisting device for the post-added curtain wall connecting steel member under the floor slab of the present invention, the post-added curtain wall connecting steel member 4 can be arranged directly below the installation position. After the sling is lifted, the post-added curtain wall connecting steel member 4 can be accurately arranged at the installation position, so that the construction personnel can install the post-added curtain wall connecting steel member 4 on the floor slab.

[0039] As a preferred embodiment, the supporting beam 1 includes a bottom plate 11, side plates 12, and a partition plate 13.

[0040] Specifically, side plates 12 are vertically provided on opposite sides of the bottom plate 11. One end of the side plate 12 is provided with a first shaft hole. The bearing lifting shaft 14 is rotatably installed in the first shaft holes of the two side plates 12. The other end of the side plate 12 is provided with a second shaft hole. A hinge shaft 16 is rotatably installed in the second shaft holes of the two side plates 12. The containing box 3 is installed on the hinge shaft 16.

[0041] The partition plate 13 is connected between the middle parts of the two side plates 12. The partition plate 13 is arranged in the same direction as the bottom plate 11. The partition plate 13 is arranged above the bottom plate 11. A bearing socket is formed by enclosing between the partition plate 13, the bottom plate 11, and the two side plates 12.

[0042] In this embodiment, the length of the partition plate 13 is less than the length of the bottom plate 11. An extension part is formed along the plate surface direction of the side plate 12 on the side part of the side plate 12. The first shaft hole is arranged on the extension part.

[0043] As a preferred embodiment, the insertion arm 21 is provided with a rack. The rack is arranged along the length direction of the insertion arm 21. The lifting shaft 14 is coaxially connected with a driving gear 15. The driving gear 15 meshes with the rack.

[0044] In this embodiment, the side plate 12 is provided with a first locking hole. The driving gear 15 is provided with a plurality of second locking holes. The plurality of second locking holes are arranged at intervals along the circumferential direction of the driving gear 15. A locking pin is detachably inserted into the first locking hole and one of the second locking holes.

[0045] Preferably, the plurality of second locking holes are arranged at equal intervals.

[0046] Continue to refer to Figure 2 As shown, the loading seat 2 forms a limiting groove 20. The post-added curtain wall connecting steel member 4 is embedded in the limiting groove.

[0047] On the opposite sides of the post-added curtain wall connecting steel member 4, two positioning plates 14 are respectively formed and arranged oppositely. An ear plate 22 is formed by extending the side part of the loading seat 2. The ear plate 22 is arranged between the two positioning plates 14. A pressing rod 23 is liftably installed on the ear plate 22. The pressing rod 23 presses against the upper parts of the two positioning plates 14.

[0048] A notch is formed on the upper part of the positioning plate 14. The pressing rod 23 is embedded in the notches of the two positioning plates 14.

[0049] The present invention provides a hoisting method for a hoisting device of a post-added curtain wall connecting steel member under a floor slab, including the following steps:

[0050] S1. Set the hoisting device for the post-added curtain wall connecting steel member 4 under the floor slab below the hoisting hole of the floor slab, and connect the sling in the hoisting hole to the lifting shaft 14 of the supporting beam 1.

[0051] S2. Based on the first distance from the installation position of the post-added curtain wall connecting steel member 4 to the hoisting hole, adjust the depth of the insertion arm 21 of the loading seat 2 inserted into the insertion hole of the supporting beam 1, so that the second distance from the loading seat 2 to the lifting shaft 14 of the supporting beam 1 is adapted to the first distance.

[0052] S3. Place the post-added curtain wall connecting steel member 4 on the loading seat 2, and determine the weight of the counterweight based on the weight of the post-added curtain wall connecting steel member 4.

[0053] S4. Install the counterweight in the accommodating box 3, so that the post-added curtain wall connecting steel member 4 is horizontally arranged during hoisting.

[0054] S5. Lift the hoisting device for the post-added curtain wall connecting steel member 4 under the floor slab through the sling, so that the post-added curtain wall connecting steel member 4 is set at the installation position.

[0055] S6. Fix and install the post-added curtain wall connecting steel member 4 on the floor slab.

[0056] The hoisting device for the post-added curtain wall connecting steel member under the floor slab of the present invention utilizes the principle of force balance. A weight-containing box for adding weights is arranged at the other end of the supporting beam of the device to install counterweights, and a loading seat is arranged at one end of the supporting beam to set the post-added curtain wall connecting steel member. By using the balance principle, the post-added curtain wall connecting steel member is made to be in the correct position (horizontally set) in space. During the hoisting process, the steel member can be effectively translated to the lower part of the installation position of the already constructed floor slab. After the post-added curtain wall connecting steel member is welded and fixed, the installation can be completed, realizing the rapid and accurate installation of the post-added curtain wall steel member under the floor slab, reducing the opening of hoisting holes, and thus reducing the amount of post-pouring repair work.

[0057] The above description is only the preferred embodiment of the present application and the explanation of the applied technical principle. Those skilled in the art should understand that the scope of the invention involved in the present application is not limited to the technical solution formed by the specific combination of the above technical features, and should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the inventive concept. For example, the technical solution formed by mutually replacing the above features with the technical features (but not limited to) disclosed in the present application that have similar functions.

Claims

1. A hoisting device for a post-added curtain wall connecting steel member under a floor slab, characterized in that, Comprising: A supporting beam having opposite first and second ends. A socket is formed at the first end of the supporting beam, and a lifting shaft is installed at the first end of the supporting beam. A loading seat for placing a post-added curtain wall connecting steel member. A plugging arm is formed on one side of the loading seat, and the plugging arm is inserted into the socket in a position-adjustable manner. A receiving box is hinged to the second end of the supporting beam. A counterweight is detachably installed in the receiving box, and the weight of the counterweight is adjusted to horizontally arrange the post-added curtain wall connecting steel member.

2. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 1, wherein The supporting beam includes: A bottom plate; Side plates are vertically provided on opposite sides of the bottom plate respectively. A first shaft hole is formed at one end of the side plate, and the lifting shaft is rotatably installed in the first shaft holes of the two side plates. A second shaft hole is formed at the other end of the side plate, and a hinge shaft is rotatably installed in the second shaft holes of the two side plates. The receiving box is installed on the hinge shaft. A partition is connected between the middles of the two side plates. The partition, the bottom plate and the two side plates enclose to form the socket.

3. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 2, wherein, The plugging arm is provided with a rack which is arranged along the length direction of the plugging arm. The lifting shaft is coaxially connected with a driving gear, and the driving gear meshes with the rack.

4. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 3, characterized in that, A first locking hole is formed in the side plate, and a plurality of second locking holes are formed in the driving gear. The plurality of second locking holes are arranged at intervals along the circumferential direction of the driving gear. A locking pin is detachably inserted into the first locking hole and one of the second locking holes.

5. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 4, characterized in that, The plurality of second locking holes are arranged at equal intervals.

6. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 1, characterized in that, The loading seat forms a limiting groove, and the post-added curtain wall connecting steel member is embedded in the limiting groove.

7. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 6, wherein, Two positioning plates are formed on opposite sides of the post-added curtain wall connecting steel member respectively and are arranged oppositely. An ear plate extends from the side of the loading seat and is arranged between the two positioning plates. A pressing rod is liftably installed on the ear plate, and the pressing rod presses against the upper parts of the two positioning plates.

8. The hoisting device for the post-added curtain wall connecting steel member under the floor slab according to claim 7, characterized in that, A notch is formed in the upper part of the positioning plate, and the pressing rod is embedded in the notches of the two positioning plates.

9. A hoisting method for a hoisting device of a post-added curtain wall connecting steel member under a floor as described in any one of claims 1 to 8, characterized in that, Including the following steps: Set the hoisting device for the post-added curtain wall connecting steel member under the floor hoisting hole, and connect the sling in the hoisting hole to the lifting shaft of the supporting beam. Based on the first distance from the installation position of the post-added curtain wall connecting steel member to the hoisting hole, adjust the depth of the plugging arm of the loading seat inserted into the socket of the supporting beam so that the second distance from the loading seat to the lifting shaft of the supporting beam adapts to the first distance. Place the post-added curtain wall connecting steel member on the loading seat, and determine the weight of the counterweight based on the weight of the post-added curtain wall connecting steel member. Install the counterweight in the receiving box so that the post-added curtain wall connecting steel member is horizontally arranged during hoisting. Lift the hoisting device for the post-added curtain wall connecting steel member under the floor through the sling so that the post-added curtain wall connecting steel member is set at the installation position. Fix and install the post-added curtain wall connecting steel member on the floor.

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