Small crane for installing roof large keel

Abstract

The utility model discloses a small crane for installing a roof large keel, which belongs to the technical field of hoisting equipment, and is characterized by comprising a top fixing component, an interlayer hoisting conversion component, a hoisting component and an accessible roof, the top fixing component comprises a steel pipe frame, the steel pipe frame is arranged on a building keel, and the hoisting component is arranged on the steel pipe frame. The interlayer hoisting conversion assembly is fixedly installed on the top of a building body, and the hoisting assembly is arranged on a roof on which people get. According to the utility model, the whole device can be more stable and the hoisting process can be safer and more reliable when a to-be-mounted part is hoisted through the arranged interlayer hoisting conversion assembly, and meanwhile, the device can also be used on an ultrahigh floor through the arranged interlayer hoisting conversion assembly, so that the application range of the device is greatly enlarged; and a first balancing weight and a second balancing weight are arranged on the bottom plate, so that the hoisting assembly can be kept stable during hoisting, and the stability and the safety of the device are further enhanced.

Description

Technical Field

[0001] The utility model belongs to the technical field of hoisting equipment, and in particular relates to a small crane used for installing a large keel on a roof. Background Art

[0002] When installing traditional frame curtain wall keels, a hanging basket is used to transport the keels to the installation site, and workers then straighten the keels and install them at the designated construction location for installation. However, the load capacity of the hanging basket is limited, and only relatively light keels can be installed. Some large steel keels cannot be installed using only the hanging basket, and a transportation tool is required to hoist the hanging basket for installation. However, when constructing on the roof of a high-rise or super-high-rise building, vertical transportation by crane is difficult and hoisting is more troublesome.

[0003] For this reason, we propose a small crane for installing the large keel on the roof to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a small crane for installing a large keel on a roof, so as to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a small crane for installing a large keel on a roof, comprising a top fixing assembly, an inter-layer hoisting conversion assembly, a hoisting assembly and a roof for access, wherein the top fixing assembly comprises a steel pipe frame, the steel pipe frame is installed on the keel of the building, the inter-layer hoisting conversion assembly is fixedly installed on the top of the building, and the hoisting assembly is arranged on the roof for access;

[0006] A winch is provided on the top of the hoisting assembly, and a steel wire rope is fixedly connected to the output end of the winch. One end of the steel wire rope away from the hoisting assembly extends upward to the interlayer hoisting conversion assembly and is connected to the hoisting assembly through the interlayer hoisting conversion assembly. The extended end of the steel wire rope passes through the hoisting assembly and is fixedly connected to a part to be installed, and the part to be installed is arranged on one side of the top fixed assembly.

[0007] Preferably, the top fixing assembly includes a steel pipe frame, on which two second fixed pulleys are installed, and the extended end of the steel wire rope is successively coiled around the two second fixed pulleys and fixed to the part to be installed, and a limiter is also fixedly installed on one end of the steel wire rope close to the part to be installed.

[0008] Preferably, the inter-layer hoisting conversion assembly comprises a fixing frame, the fixing frame is fixedly mounted on the top of the building, and a first fixed pulley is fixedly mounted on one end of the fixing frame.

[0009] Preferably, the lifting assembly includes a base plate, the base plate is placed on the top of the roof, the winch is mounted on the base plate, a first counterweight is fixedly mounted on one side of the top of the base plate, and a second counterweight is fixedly mounted on the side of the base plate away from the first counterweight.

[0010] Preferably, a protective cover is also installed on the base plate, and the protective cover is sleeved on the winch.

[0011] Preferably, fixing bolts are provided at the bottom of the steel pipe frame, and the steel pipe frame is connected to the building keel via the fixing bolts.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: when in use, by setting up the inter-layer hoisting conversion assembly, when hoisting the installation parts, the entire device can be made more stable, and the hoisting process can be made safer and more reliable; at the same time, by setting up the inter-layer hoisting conversion assembly, it can also be used on super-high floors, which greatly increases the use scope of the device; by setting up the first counterweight block and the second counterweight block on the bottom plate, the hoisting assembly can be kept stable during hoisting, further enhancing the stability and safety of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the first perspective of the present utility model;

[0014] Figure 2 It is a top perspective view of the middle hoisting assembly of the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of the bottom plate of the utility model;

[0016] Figure 4 It is a schematic diagram of the utility model after installation.

[0017] In the figure: 1. Top fixing assembly; 11. Steel pipe rack; 12. Second fixed pulley; 13. Stopper; 14. Parts to be installed; 15. Fixing bolts; 2. Inter-layer lifting conversion assembly; 21. Fixed frame; 22. First fixed pulley; 3. Lifting assembly; 31. Bottom plate; 32. Winch; 33. Protective cover; 34. First counterweight; 35. Second counterweight; 36. Wire rope; 4. Accessible roof. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0019] See also Figure 1-Figure 4 The utility model provides a small crane for installing a large keel on a roof, comprising a top fixing component 1, an inter-layer hoisting conversion component 2, a hoisting component 3 and a roof for people to walk on 4. The top fixing component 1 comprises a steel pipe frame 11, wherein the steel pipe frame 11 is installed on the keel of the building, the inter-layer hoisting conversion component 2 is fixedly installed on the top of the building, and the hoisting component 3 is arranged on the roof for people to walk on 4.

[0020] A winch 32 is provided at the top of the lifting component 3, and a steel wire rope 36 is fixedly connected to the output end of the winch 32. One end of the steel wire rope 36 away from the lifting component 3 extends upward to the interlayer lifting conversion component 2 and is connected to the lifting component 3 through the interlayer lifting conversion component 2. The extended end of the steel wire rope 36 passes through the lifting component 3 and is fixedly connected to a part to be installed 14, and the part to be installed 14 is arranged on one side of the top fixed component 1.

[0021] In this embodiment, the top fixing assembly 1 includes a steel pipe frame 11, on which two second fixed pulleys 12 are installed. The extended end of the wire rope 36 is successively coiled around the two second fixed pulleys 12 and fixed to the part to be installed 14. A limiter 13 is also fixedly installed on one end of the wire rope 36 close to the part to be installed 14.

[0022] In this embodiment, the inter-layer hoisting conversion assembly 2 includes a fixing frame 21 , which is fixedly mounted on the top of the building, and a first fixed pulley 22 is fixedly mounted on one end of the fixing frame 21 .

[0023] In this embodiment, the lifting assembly 3 includes a base plate 31, which is placed on the top of the accessible roof 4. The winch 32 is mounted on the base plate 31. A first counterweight block 34 is fixedly installed on one side of the top of the base plate 31, and a second counterweight block 35 is fixedly installed on the side of the base plate 31 away from the first counterweight block 34.

[0024] In this embodiment, a protective cover 33 is further installed on the bottom plate 31 , and the protective cover 33 is sleeved on the winch 32 .

[0025] In this embodiment, fixing bolts 15 are provided at the bottom of the steel pipe frame 11 , and the steel pipe frame 11 is connected to the building keel through the fixing bolts 15 .

[0026] The working principle and use process of the utility model are as follows: when using the device, firstly, the lifting assembly 3 is moved to a suitable position on the accessible roof 4 by the moving wheel at the bottom of the lifting assembly 3, the lifting assembly 3 is fixed on the accessible roof 4, the inter-layer lifting conversion assembly 2 is installed on the top of the building body, the top fixing assembly 1 is installed on the keel of the building body by the fixing bolts 15, the top fixing assembly 1, the inter-layer lifting conversion assembly 2 and the lifting assembly 3 are fixed to the building body, the wire rope 36 on the winch 32 is passed through the first fixed pulley 22 and the two second fixed pulleys 12 in sequence, the installation of the whole device is completed, the to-be-installed part 14 to be hoisted is connected with the wire rope 36, the winch 32 is started, and the winch 32 hoists the to-be-installed part 14 to a suitable position through the wire rope 36, so as to facilitate the installation of the staff;

[0027] By setting up the inter-layer hoisting conversion assembly 2, when the installation part 14 is hoisted, the entire device can be made more stable and the hoisting process can be made safer and more reliable. At the same time, by setting the first counterweight block 34 and the second counterweight block 35 on the base plate 31, the hoisting assembly 3 can be kept stable during hoisting, thereby enhancing the safety of the device.

[0028] The electronic components and modules used in the content of this utility model can all be parts commonly used in the market that can realize the specific functions in this case, and the specific models and sizes can be selected and adjusted according to actual needs.

[0029] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A small crane for installing a large keel on a roof, characterized by: The invention comprises a top fixing component (1), an inter-layer hoisting conversion component (2), a hoisting component (3) and an accessible roof (4), wherein the top fixing component (1) comprises a steel pipe frame (11), the steel pipe frame (11) is installed on a building keel, the inter-layer hoisting conversion component (2) is fixedly installed on the top of the building, and the hoisting component (3) is arranged on the accessible roof (4); A winch (32) is arranged at the top of the hoisting assembly (3), and a steel wire rope (36) is fixedly connected to the output end of the winch (32). One end of the steel wire rope (36) away from the hoisting assembly (3) extends upward to the interlayer hoisting conversion assembly (2) and is connected to the hoisting assembly (3) through the interlayer hoisting conversion assembly (2). The extended end of the steel wire rope (36) passes through the hoisting assembly (3) and is fixedly connected to a component to be installed (14), and the component to be installed (14) is arranged on one side of the top fixing assembly (1).

2. A small crane for installing a large keel on a roof according to claim 1, characterized in that: The top fixing assembly (1) comprises a steel pipe frame (11), on which two second fixed pulleys (12) are installed. The extended end of the steel wire rope (36) is successively wound around the two second fixed pulleys (12) and then fixed to the part to be installed (14). A limiter (13) is also fixedly installed on one end of the steel wire rope (36) close to the part to be installed (14).

3. A small crane for installing a large keel on a roof according to claim 1, characterized in that: The inter-layer hoisting conversion assembly (2) comprises a fixing frame (21), the fixing frame (21) is fixedly mounted on the top of the building, and a first fixed pulley (22) is fixedly mounted on one end of the fixing frame (21).

4. A small crane for installing a large keel on a roof according to claim 1, characterized in that: The hoisting assembly (3) comprises a base plate (31), the base plate (31) is placed on the top of the accessible roof (4), the winch (32) is mounted on the base plate (31), a first counterweight (34) is fixedly mounted on one side of the top of the base plate (31), and a second counterweight (35) is fixedly mounted on the side of the base plate (31) away from the first counterweight (34).

5. A small crane for installing a large keel on a roof according to claim 4, characterized in that: A protective cover (33) is also installed on the bottom plate (31), and the protective cover (33) is sleeved on the winch (32).

6. A small crane for installing a large keel on a roof according to claim 1, characterized in that: The bottom of the steel pipe frame (11) is provided with fixing bolts (15), and the steel pipe frame (11) is connected to the building keel via the fixing bolts (15).

Images