Lifting appliance for glass curtain wall

Abstract

The utility model discloses a lifting appliance for a glass curtain wall, belongs to the technical field of lifting appliances, and solves the problems that an existing clamping type or sucking disc type lifting appliance cannot conveniently lift a unit glass curtain wall and has potential safety hazards. The lifting lug assembly comprises two lifting lug assemblies arranged in a U-shaped clamping groove in the glass curtain wall. Each lifting lug assembly comprises two lifting lugs which abut against each other, a base is fixed to the bottom of each lifting lug, the two bases abut against the flanges in the corresponding U-shaped clamping groove, an outer cover plate located on the upper portions of the flanges is arranged above the two bases, and the two bases and the cover plate are fixedly connected through bolts and used for clamping the two flanges. According to the utility model, the two flanges of the U-shaped clamping groove in the glass curtain wall are clamped through the bolt connection of the two bases and the cover plate, so that the two lifting lugs are fixedly connected with the glass curtain wall conveniently, and the connection is more stable and safer compared with the connection of a clamping type or sucking disc type lifting appliance.

Description

Technical Field

[0001] The utility model relates to the technical field of hangers, in particular to a hanger for a glass curtain wall. Background Art

[0002] Unit glass curtain wall is widely used in curtain wall projects. The glass of common unit glass curtain wall is inlaid on the unit glass curtain wall frame. The unit glass curtain wall frame is provided with a U-shaped slot, and the two ends of the U-shaped slot extend inward with slide rails. During the installation process, the unit glass curtain wall needs to be hoisted to the designated location of the building and installed through the U-shaped slot.

[0003] During the installation of the glass curtain wall, the traditional clamping or suction cup hoisting equipment has a high risk factor, great construction difficulty, and cumbersome operation, which affects the progress of the installation of the unit glass curtain wall and poses a safety hazard.

[0004] In order to solve the above problems, a Chinese patent with announcement number CN218491246U discloses a lifting sling, which includes two lifting units, and the lifting units include a base, a lifting ear and a side wall; the base is used to be set at the bottom of the U-shaped groove; the side wall is vertically arranged on one side of the base, and the outer side surface of the side wall is in the same plane as the edge of one side of the base; the lifting ear is arranged on the base and on the same side as the side wall, and the side edges of the two bases facing away from the side wall are used to abut against each other, so that the side walls of the two lifting units are respectively abutted against the inner walls on both sides of the U-shaped groove, and the side of the side wall away from the base is used to abut against the slide rail of the U-shaped groove; the two abutting lifting units are installed in the U-shaped groove of the unit glass curtain wall, and the lifting operation can be carried out after the hook is installed on the lifting ear.

[0005] Although the utility model meets the requirements of convenience and safety in the hoisting construction of the unit glass curtain wall, it only abuts the inner wall of the U-shaped groove in one direction through the side wall of the hoisting unit, which requires a high strength of the side wall. Utility Model Content

[0006] In view of the above problems in the prior art, the utility model provides a lifting device for a glass curtain wall, which solves the problem that the existing clamping or suction cup lifting devices cannot conveniently lift the unit glass curtain wall and have potential safety hazards.

[0007] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0008] Provided is a hanger for a glass curtain wall, comprising two lifting ear assemblies arranged in a U-shaped slot in the glass curtain wall; each lifting ear assembly comprises two lifting ears abutting against each other, a base is fixed at the bottom of each lifting ear, the two bases are respectively abutted against flanges in the U-shaped slot, a cover plate located on the upper part of the flange is arranged above the two bases, the two bases and the cover plate are fixedly connected by bolts and are used to clamp the two flanges, and a through hole for the two lifting ears to pass through is arranged in the middle of the cover plate.

[0009] In this solution, the two flanges of the U-shaped slot in the glass curtain wall are clamped by bolting the two bases and the cover plate, so that the two lifting ears are conveniently fixed to the glass curtain wall. Compared with the clamping or suction cup type hanger connection, it is more stable and safer. At the same time, the two bases and the cover plate are bolted together as a whole. Compared with the single base force, the cover plate can share the tension of the base, thereby improving the structural strength.

[0010] Furthermore, it also includes a lifting beam, and two lifting chains are arranged at the bottom of the lifting beam, and the two lifting chains are respectively fixedly connected to the two lifting ear assemblies. The arrangement of the lifting beam facilitates the two lifting ear assemblies to be evenly stressed.

[0011] Furthermore, two upper ear seats and two lower ear seats are symmetrically arranged on the upper surface and the lower surface of the lifting beam, respectively. The two upper ear seats are fixedly connected to the steel wire rope of the crane, and the two lower ear seats are fixedly connected to the two lifting chains respectively.

[0012] Furthermore, a U-shaped seat is fixed on one end of each of the two lifting chains, and bolt holes are provided at the ends of the two side walls of each U-shaped seat to match the connecting bolts, and the connecting bolts pass through the side wall of the U-shaped seat, the two lifting ears and the other side wall of the U-shaped seat in sequence and are threadedly connected with the connecting nut. The arrangement of the U-shaped seat and the connecting bolt facilitates the fixed connection between the lifting chain and the lifting ear.

[0013] Furthermore, two anti-falling ropes are fixed to the hoisting crossbeam, and the other ends of the two anti-falling ropes are respectively fixed to the two sides of the glass curtain wall. The provision of the anti-falling ropes improves the safety during the hoisting process.

[0014] Furthermore, two hinge ear seats are arranged on the end surface of the hoisting beam, and one end of the two anti-falling ropes is fixedly connected to the two hinge ear seats respectively. The two anti-falling ropes can rotate adaptively through the hinge ear seats to avoid knotting.

[0015] Furthermore, the distance between the two hinge ear seats is equal to the distance between the two upper ear seats, the distance between the two lower ear seats, and the distance between the hanging ear assemblies.

[0016] Furthermore, the cover plate is an L-shaped plate structure, and the bending angle of the cover plate abuts against the outer side of the flange of the U-shaped slot. The bending setting of the cover plate is conducive to limiting, and increases the contact area between the cover plate and the U-shaped slot, further preventing the cover plate from sliding on the U-shaped slot.

[0017] Furthermore, the through hole of the cover plate is rectangular, and the through hole is gap-matched with the two lifting ears.

[0018] Furthermore, fixing bolts are symmetrically and vertically welded on both ends of each base, and the two fixing bolts pass through the cover plate and are connected with two nuts. The fixing bolts are welded on the base to facilitate the bolt connection between the cover plate and the base.

[0019] The utility model discloses a hanger for a glass curtain wall, which has the following beneficial effects:

[0020] The utility model clamps the two flanges of the U-shaped slot in the glass curtain wall by bolting the two bases and the cover plate, so as to conveniently fix the two lifting ears to the glass curtain wall. Compared with the clamping or suction cup type hanger connection, it is more stable and safer. At the same time, the two bases and the cover plate are bolted together as a whole. Compared with the single base force, the cover plate can share the tension of the base, thereby improving the structural strength. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of the hanger for the glass curtain wall;

[0022] Figure 2 is a structural schematic diagram of a lifting lug assembly;

[0023] Figure 3 This is an exploded view of the lifting eye assembly;

[0024] Among them: 1. Lifting beam; 11. Steel wire rope; 12. Upper ear seat; 13. Hinge ear seat; 14. Lower ear seat; 2. Lifting chain; 21. U-shaped seat; 3. Lifting ear assembly; 31. Lifting ear; 32. Cover plate; 33. Base; 34. Fixing bolt; 4. Anti-fall rope. DETAILED DESCRIPTION

[0025] The specific implementation methods of the utility model are described below to facilitate technical personnel in this technical field to understand the utility model, but it should be clear that the utility model is not limited to the scope of the specific implementation methods. For ordinary technical personnel in this technical field, as long as various changes are within the spirit and scope of the utility model defined and determined by the attached claims, these changes are obvious, and all utility model creations using the concept of the utility model are protected.

[0026] refer to Figure 1 and Figure 2 This embodiment provides a lifting device for a glass curtain wall, including a lifting beam 1, a lifting chain 2 and a lifting ear assembly 3.

[0027] The top of the hoisting beam 1 is used to connect with the wire rope 11 of the crane, and two hoisting chains 2 are arranged at the bottom of the hoisting beam 1. The two hoisting chains 2 are respectively fixedly connected with the two lifting lug assemblies 3. The arrangement of the hoisting beam 1 facilitates the two lifting lug assemblies 3 to be evenly stressed.

[0028] The two ear assemblies 3 are arranged inside the U-shaped slot in the glass curtain wall. Each ear assembly 3 includes two ears 31 abutting against each other, a base 33 is fixed to the bottom of each ear 31, and the two bases 33 abut against the flanges in the U-shaped slot respectively. A cover plate 32 located on the upper part of the flange is arranged above the two bases 33. The two bases 33 and the cover plate 32 are fixedly connected by bolts and used to clamp the two flanges. A through hole for the two ears 31 to pass through is arranged in the middle of the cover plate 32. The through hole of the cover plate 32 is rectangular, and the through hole is gap-matched with the two ears 31.

[0029] As a specific structure of the hoisting beam 1, two hinge ear seats 13 are arranged on the end surface of the hoisting beam 1, and one end of the two anti-falling ropes 4 is respectively fixedly connected to the two hinge ear seats 13. The two anti-falling ropes 4 can be adaptively rotated through the hinge ear seats 13 to avoid knotting.

[0030] Two upper ear seats 12 and two lower ear seats 14 are symmetrically arranged on the upper surface and the lower surface of the hoisting beam 1 . The two upper ear seats 12 are fixedly connected to the steel wire rope 11 of the crane, and the two lower ear seats 14 are fixedly connected to the two hoisting chains 2 .

[0031] In this embodiment, the distance between the two hinge ear seats 13 is equal to the distance between the two upper ear seats 12 , the distance between the two lower ear seats 14 , and the distance between the hanging ear assemblies 3 .

[0032] As a further solution of this embodiment, a U-shaped seat 21 is fixed on one end of each of the two lifting chains 2, and the ends of the two side walls of each U-shaped seat 21 are provided with bolt holes that cooperate with the connecting bolts, and the connecting bolts sequentially pass through the side wall of the U-shaped seat 21, the two lifting ears 31 and the other side wall of the U-shaped seat 21 and are threadedly connected with the connecting nut. The arrangement of the U-shaped seat 21 and the connecting bolts facilitates the fixed connection between the lifting chain 2 and the lifting ears 31.

[0033] The hoisting crossbeam 1 is fixed with two anti-falling ropes 4, and the other ends of the two anti-falling ropes 4 are respectively fixed on the two sides of the glass curtain wall. The provision of the anti-falling ropes 4 improves the safety during the hoisting process.

[0034] refer to Figure 3As a specific structure of the cover plate 32, the cover plate 32 is an L-shaped plate structure, and the bending angle of the cover plate 32 abuts against the outer side of the flange of the U-shaped slot. The bending setting of the cover plate 32 is conducive to limiting, and increases the contact area between the cover plate 32 and the U-shaped slot, further preventing the cover plate 32 from sliding on the U-shaped slot. A friction layer can be set at the bending angle of the cover plate 32 to increase friction.

[0035] As a further solution of this embodiment, fixing bolts 34 are symmetrically and vertically welded on both ends of each base 33, and two fixing bolts 34 pass through the cover plate 32 and are connected with two nuts. The fixing bolts 34 are welded on the base 33 to facilitate the bolt connection between the cover plate 32 and the base 33.

[0036] In summary, the beneficial effects of this embodiment are:

[0037] By bolting the two bases 33 and the cover plate 32, the two flanges of the U-shaped slot in the glass curtain wall are clamped, so that the two lifting ears 31 are conveniently fixedly connected to the glass curtain wall. Compared with the clamping or suction cup type hanger connection, it is more stable and safer. At the same time, the two bases 33 and the cover plate 32 are bolted together as a whole. Compared with the single base 33 being subjected to force, the cover plate 32 can share the tension exerted on the base 33, thereby improving the structural strength.

[0038] Although the specific implementation of the utility model is described in detail in conjunction with the drawings, it should not be understood as limiting the scope of protection of this patent. Within the scope described in the claims, various modifications and variations that can be made by those skilled in the art without creative work still fall within the scope of protection of this patent.

Claims

1. A hanger for a glass curtain wall, characterized in that: The invention comprises two hanging ear assemblies (3) arranged in a U-shaped slot in a glass curtain wall; each of the hanging ear assemblies (3) comprises two hanging ears (31) abutting against each other, a base (33) is fixed at the bottom of each hanging ear (31), the two bases (33) respectively abut against flanges in the U-shaped slot, a cover plate (32) located on the upper part of the flange is arranged above the two bases (33), the two bases (33) and the cover plate (32) are fixedly connected by bolts and are used to clamp the two flanges, and a through hole for the two hanging ears (31) to pass through is arranged in the middle of the cover plate (32).

2. The glass curtain wall hanger according to claim 1, characterized in that: It also comprises a lifting beam (1), wherein two lifting chains (2) are arranged at the bottom of the lifting beam (1), and the two lifting chains (2) are respectively fixedly connected to two lifting ear assemblies (3).

3. The glass curtain wall hanger according to claim 2, characterized in that: Two upper ear seats (12) and two lower ear seats (14) are symmetrically arranged on the upper surface and the lower surface of the hoisting crossbeam (1), respectively; the two upper ear seats (12) are fixedly connected to the steel wire rope (11) of the crane, and the two lower ear seats (14) are fixedly connected to the two hoisting chains (2) respectively.

4. The glass curtain wall hanger according to claim 2, characterized in that: A U-shaped seat (21) is fixed on one end of each of the two lifting chains (2), and bolt holes matching with connecting bolts are arranged at the ends of the two side walls of each of the U-shaped seats (21). The connecting bolts sequentially pass through the side wall of the U-shaped seat (21), the two lifting ears (31) and the other side wall of the U-shaped seat (21) and are threadedly connected with the connecting nut.

5. The glass curtain wall hanger according to claim 3, characterized in that: The hoisting crossbeam (1) is fixed with two anti-falling ropes (4), and the other ends of the two anti-falling ropes (4) are respectively fixed on two side edges of the glass curtain wall.

6. The glass curtain wall hanger according to claim 5, characterized in that: Two hinge ear seats (13) are arranged on the end surface of the lifting beam (1), and one end of the two anti-falling ropes (4) is fixedly connected to the two hinge ear seats (13) respectively.

7. The glass curtain wall hanger according to claim 6, characterized in that: The distance between the two hinge ear seats (13) is equal to the distance between the two upper ear seats (12), the distance between the two lower ear seats (14) and the distance between the hanging ear assemblies (3).

8. The glass curtain wall hanger according to claim 1, characterized in that: The cover plate (32) is an L-shaped plate structure, and the bending corner of the cover plate (32) abuts against the outer side of the flange of the U-shaped slot.

9. The glass curtain wall hanger according to claim 1, characterized in that: The through hole of the cover plate (32) is rectangular, and the through hole is clearance-matched with the two lifting ears (31).

10. The glass curtain wall hanger according to claim 1, characterized in that: Both ends of each base (33) are symmetrically and vertically welded with fixing bolts (34), and the two fixing bolts (34) pass through the cover plate (32) and are connected to two nuts.

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