Prefabricated part hoisting tool

Abstract

The utility model discloses a prefabricated part hoisting tool which comprises an upper hoisting steel wire rope, an upper fixing ring, an I-shaped steel beam, fixed pulleys, a lower fixing ring, an upper modulation steel wire, a movable pulley, a hoisting hook and a lower hoisting steel wire rope, the portions, penetrating through the two sides of the fixed pulley, of the modulation steel wire rope make contact with the corresponding movable pulleys in a transmission mode, each movable pulley is provided with a lifting hook, and each lifting hook and the middle of the lower hanging steel wire rope are hooked together. The hoisting tool is reasonable in structural design, adopts a simple mechanical structure form, realizes flexible adjustment and accurate in-position when a prefabricated part is hoisted under the condition of dense reinforcing steel bars through pulley combination, greatly improves the construction efficiency, and has the advantages of simplicity in manufacturing, convenience in construction, low cost, turnover and the like.

Description

Technical Field

[0001] The utility model patent relates to the field of building construction, and in particular to a prefabricated component lifting tool. Background Art

[0002] With the gradual development of green buildings, prefabricated components are widely used in building structures. During on-site construction, there are often dense beam reinforcements. When conventional steel wire ropes are used for lifting, the reserved reinforcements of the prefabricated components and the beam reinforcements cross each other, making it difficult to put them in place at one time. It often requires multiple re-lifting and re-positioning, which takes a long time and reduces work efficiency. Therefore, a prefabricated component lifting tool is proposed to address the above problems. Utility Model Content

[0003] The purpose of the utility model is to provide a prefabricated component lifting tool in order to solve the above-mentioned problem.

[0004] The utility model achieves the above-mentioned purpose through the following technical scheme: a prefabricated component lifting tool, including an upper hanging wire rope, an upper fixed ring, an I-beam crossbeam, a fixed pulley, a lower fixed ring, an upper modulation wire rope, a movable pulley, a hook and a lower hanging wire rope, upper fixed rings are welded on both sides of the middle part of the upper part of the I-beam crossbeam, and the two upper fixed rings are fixedly connected to the two ends of the same upper hanging wire rope, and the modulation wire rope is fixedly connected between the lower fixed rings at the two ends of the lower part of the I-beam crossbeam, fixed pulleys are equidistantly installed between the two ends of the lower part of the I-beam crossbeam, and the modulation wire rope parts passing through the two sides of the fixed pulley are all driven to contact the corresponding movable pulleys, each movable pulley is equipped with a hook, and each hook is hooked with the middle part of the lower hanging wire rope.

[0005] Preferably, the fixed pulleys are not limited to a group of two, and the number of fixed pulleys in the same group is one less than the number of movable pulleys in the same group.

[0006] Preferably, the number of the lower hanging steel wire ropes is not limited to three, and both ends of each lower hanging steel wire rope are respectively fixedly connected to two hanging rings symmetrically fixed on the prefabricated component.

[0007] Preferably, the upper hanging wire rope is connected to an external lifting device.

[0008] Preferably, the I-beam crossbeam is made of metal material.

[0009] The beneficial effects of the utility model are: adopting a simple mechanical structure form, through the pulley combination, it can realize the flexible adjustment and precise positioning when lifting the prefabricated components under dense steel bar conditions, which greatly improves the construction efficiency. At the same time, the lifting tool has many advantages such as simple production, convenient construction, low cost, and turnover. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0011] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the I-beam crossbeam connection structure of the utility model;

[0013] Figure 3 It is a schematic diagram of the connection between the overall structure of the utility model and the prefabricated components.

[0014] In the figure: 1. upper hanging wire rope; 2. upper fixing ring; 3. I-beam; 4. fixed pulley; 5. lower fixing ring; 6. adjustable wire rope; 7. movable pulley; 8. hook; 9. lower hanging wire rope; 10. hanging ring; 11. prefabricated component. DETAILED DESCRIPTION

[0015] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the embodiment described below is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0017] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0018] See also Figure 1-3As shown, a prefabricated component lifting tool includes an upper hanging wire rope 1, an upper fixed ring 2, an I-beam cross beam 3, a fixed slide 4, a lower fixed ring 5, a modulation wire upper, a movable pulley 7, a hook 8 and a lower hanging wire rope 9, upper fixed rings 2 are welded on both sides of the middle part of the upper part of the I-beam cross beam 3, and the two upper fixed rings 2 are fixedly connected to the two ends of the same upper hanging wire rope 1, and a modulation wire rope 6 is fixedly connected between the lower fixed rings 5 ​​at the two ends of the lower part of the I-beam cross beam 3, fixed pulleys 4 are equidistantly installed between the two ends of the lower part of the I-beam cross beam 3, and the parts of the modulation wire rope 6 passing through the two sides of the fixed pulley 4 are all driven to contact the corresponding movable pulleys 7, each movable pulley 7 is installed with a hook 8, and each hook 8 is hooked with the middle part of the lower hanging wire rope 9.

[0019] The fixed pulleys 4 are not limited to a group of two, and the number of fixed pulleys 4 in the same group is one less than the number of movable pulleys 7 in the same group; the lower hanging steel wire ropes 9 are not limited to three, and both ends of each lower hanging steel wire rope 9 are respectively fixedly connected to two hanging rings 10 symmetrically fixed on the prefabricated component 11; the upper hanging steel wire rope 1 is connected to an external lifting equipment; the I-beam beam 3 is made of metal material.

[0020] When the utility model is in use, the weight of the prefabricated component 11 is calculated to design the specifications of the I-beam cross beam 3 and the steel wire rope, the design is performed according to the size of the prefabricated component 11, the length of the I-beam cross beam 3 and the position of the fixed pulley 4 are determined, the upper fixed ring 2, the lower fixed ring 5, the fixed pulley 4 and the I-beam cross beam 3 are welded and fixed, and each steel wire rope is connected to the corresponding ring structure part, and is connected by a shackle; when the prefabricated component 11 is hoisted into place on site, through the action of the movable pulley, when the boom of the lifting equipment is not moving, the user can tilt and translate the prefabricated component 11 by force to achieve precise positioning.

[0021] The present invention adopts a simple mechanical structure and realizes flexible adjustment and precise positioning of prefabricated components under dense steel bar conditions through the pulley 7 combination, which greatly improves the construction efficiency. At the same time, the lifting tool has many advantages such as simple production, convenient construction, low cost, and turnover.

[0022] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0023] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A prefabricated component lifting tool, characterized in that: The utility model comprises an upper hanging steel wire rope (1), an upper fixing ring (2), an I-beam cross beam (3), a fixed pulley (4), a lower fixing ring (5), a modulating steel wire upper and a movable pulley (7), a hook (8) and a lower hanging steel wire rope (9). The upper fixing ring (2) is welded on both sides of the middle part of the upper part of the I-beam cross beam (3), and the two upper fixing rings (2) are fixedly connected to the two ends of the same upper hanging steel wire rope (1). The modulating steel wire rope (6) is fixedly connected between the lower fixing rings (5) at the two ends below the I-beam cross beam (3). The fixed pulleys (4) are equidistantly installed between the two ends below the I-beam cross beam (3), and the modulating steel wire rope (6) parts passing through the two sides of the fixed pulley (4) are all driven to contact the corresponding movable pulleys (7). Each movable pulley (7) is installed with a hook (8), and each hook (8) is hooked with the middle part of the lower hanging steel wire rope (9).

2. A prefabricated component lifting tool according to claim 1, characterized in that: The fixed pulleys (4) are not limited to a group of two, and the number of fixed pulleys (4) in the same group is one less than the number of movable pulleys (7) in the same group.

3. A prefabricated component lifting tool according to claim 1, characterized in that: The number of the lower hanging steel wire ropes (9) is not limited to three, and both ends of each lower hanging steel wire rope (9) are respectively fixedly connected to two hanging rings (10) symmetrically fixed on the prefabricated component (11).

4. A prefabricated component lifting tool according to claim 1, characterized in that: The upper hanging wire rope (1) is connected to an external lifting device.

5. The prefabricated component lifting tool according to claim 1, characterized in that: The I-beam crossbeam (3) is made of metal material.

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