Crane beam lifting device
Through the combination of hydraulic lifting devices and rebar materials, the problem of difficulty in lifting crane beams is solved, safe, reliable and efficient crane beam lifting is achieved, meeting the needs of the construction site, and reducing the transformation cost and construction period.
Patent Information
- Application Number
- CN202421024251.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-05-11
AI Technical Summary
In the renovation of old factory buildings and overhaul of metallurgical enterprises, the partial replacement of crane beams is difficult to lift due to heavy duty, long length and high distance from the ground. The existing technology cannot guarantee the safety and reliability of the improvement, and is inefficient.
Hydraulic lifting devices are adopted, including support seats, hydraulic lifting tops, lifting rods, guide support rods and shoulder poles beams. Rebar materials are used to drive the lifting rods and guide support rods through hydraulic equipment to achieve safe and reliable lifting of crane beams.
It improves the efficiency and safety of crane beam enhancement operations, reduces labor intensity, saves costs, shortens construction period, and reduces renovation capital investment, meeting the needs of the construction site.
Smart Images
Figure CN222249717U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of crane beams, in particular to a crane beam lifting device. Background Art
[0002] The crane beam is a beam structure that supports the operation of the bridge crane. There is a crane track on the beam, and the crane travels back and forth on the crane beam through the track.
[0003] At present, when renovating old factories, it is necessary to lift the crane beams; metallurgical enterprises need to replace heavy crane beams during overhaul projects. Construction is difficult due to partial replacement, production cannot be stopped, and large cranes cannot be used due to site restrictions. Moreover, since the crane beam is high from the ground, heavy, and long, even using a large crane cannot guarantee the safety and reliability of lifting the crane beam.
[0004] Therefore, how to improve the efficiency of crane beam lifting operations while ensuring the safety and reliability of the operations has become a technical problem to be solved in this field. Utility Model Content
[0005] In order to overcome the deficiencies of the prior art, the utility model provides a crane beam lifting device to improve the efficiency of the crane beam lifting operation while ensuring the safety and reliability of the operation.
[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0007] A crane beam lifting device comprises a support seat, a hydraulic lifting top, a lifting rod, a guide support rod and a shoulder pole beam; the support seat is fixedly connected to the column of the factory building, the base of the hydraulic lifting top is installed on the support seat, the piston rod of the hydraulic lifting top is connected to one end of the lifting rod, and the other end of the lifting rod is connected to the shoulder pole beam; the guide support rod is installed on both sides of the lifting rod, one end of the guide support rod is slidably connected to the support seat, and the other end of the guide support rod is connected to the shoulder pole beam; the shoulder pole beam is fixedly connected to the crane beam; the piston rod of the hydraulic lifting top is telescopic to drive the crane beam to rise and fall, and the guide support rod plays a guiding and supporting role.
[0008] Furthermore, the support seat includes a rectangular seat and a support leg, the side of the rectangular seat is fixedly connected to the side of the column of the factory building, one end of the support leg is fixedly connected to the bottom surface of the rectangular seat, and the other end is fixedly connected to the side of the column of the factory building.
[0009] Furthermore, the lifting rod is made of threaded steel, and a lifting rod top locking nut is provided at the top of the lifting rod, and the lifting rod is locked and connected to the piston rod of the hydraulic lifting top through the lifting rod top locking nut; a lifting rod upper locking nut is provided at the upper part of the lifting rod, and the lifting rod is locked and connected to the base of the hydraulic lifting top through the lifting rod upper locking nut; a lifting rod lower locking nut is provided at the lower part of the lifting rod, and the lifting rod is connected to the shoulder beam through the lifting rod lower locking nut.
[0010] Furthermore, the guide support rod is made of threaded steel, and an upper guide support rod locking nut is provided at the upper part of the guide support rod, and the guide support rod is locked and connected to the support seat through the upper guide support rod locking nut; a lower guide support rod locking nut is provided at the lower part of the guide support rod, and the guide support rod is connected to the shoulder pole beam through the lower guide support rod locking nut.
[0011] Furthermore, it also includes a connecting rod, which is made of threaded steel. The top of the connecting rod is connected to the shoulder pole beam through a locking nut, and the bottom of the connecting rod is connected to the crane beam through a locking nut.
[0012] Compared with the prior art, the utility model has at least the following technical effects or advantages:
[0013] 1. The utility model adopts hydraulic equipment as the power to lift the crane beam, is provided with a lifting rod, a guide support rod for guiding and supporting, and a shoulder beam for connecting with the crane beam. Through the above technical means, the utility model can safely and reliably lift the crane beam quickly, improve efficiency, meet the requirements of the construction site, improve the installation efficiency of large and heavy components, reduce labor intensity, save efficiency, and ensure the safety and quality of construction operations. Shorten the renovation period of old factory buildings and reduce the capital investment in the renovation of crane beams in old factory buildings.
[0014] 2. The utility model adopts threaded steel to replace steel wire rope. Compared with steel wire rope, threaded steel has higher strength and stability and can better support the weight of crane beam. In addition, threaded steel is easy to install and disassemble, which is convenient for maintenance.
[0015] 3. The support seat of the utility model adopts a corbel structure. The corbel is another name for the beam support. Its function is to disperse and transfer the force of the beam support to the load-bearing object below. The support seat adopting the corbel structure has a large load-bearing capacity and is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the structure and working state of the utility model.
[0017] Figure 2 yes Figure 1 A partial enlarged view of .
[0018] Figure 3 yes Figure 2 A partial enlarged view of .
[0019] In the figure:
[0020] 1-Support seat 11-Rectangular seat 12-Leg 2-Hydraulic lifting top 3-Lifting rod 31-Lifting rod top locking nut 32-Lifting rod upper locking nut 33-Lifting rod lower locking nut 4-Guide support rod 41-Guide support rod upper locking nut 42-Guide support rod lower locking nut 5-Pole beam 6-Crane beam 7-Connecting rod 8-Locking nut 9-Column DETAILED DESCRIPTION
[0021] The embodiments of the present invention are described in detail below. In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described in combination with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. The following description of at least one exemplary embodiment is actually only illustrative and is by no means intended to limit the present invention and its application or use. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships 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, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.
[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0024] In the description of the utility model, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the utility model. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.
[0025] Unless otherwise specifically stated, the relative arrangement of the parts and steps described in these embodiments, the numerical expressions and numerical values do not limit the scope of the utility model. At the same time, it should be clear that, for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.
[0026] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.
[0027] [Example]
[0028] like Figure 1-3 As shown, the device is comprised of two sets, which are installed on the left and right sides of the crane beam 7 and are respectively connected to the two ends of the crane beam 6, and use hydraulic power to drive the two ends of the crane beam 6 to be lifted synchronously.
[0029] The device comprises a support seat 1, a hydraulic lifting top 2, a lifting rod 3, a guide support rod 4, a shoulder beam 5 and a connecting rod 7.
[0030] The support base 1 includes a rectangular base 11 and a leg 12. The rectangular base 11 is a flat rectangular parallelepiped. The side of the rectangular base 11 is fixed to the side of the column 9 of the factory building. The leg 12 is arranged obliquely. The top of the leg 12 is fixed to the bottom of the rectangular base 11, and the bottom is fixed to the side of the column 9 of the factory building. The rectangular base 11, the leg 12 and the column 9 of the factory building form a triangle. The support base 1 adopts a corbel structure. The corbel is another name for the beam support. Its function is to disperse and transfer the force of the beam support to the load-bearing object below. The support base 1 adopts a corbel structure, which has a large weighing capacity and is safe and reliable.
[0031] The lifting rod 3, the guide support rod 4 and the connecting rod 7 are all made of threaded steel.
[0032] The lifting rod 3 is made of M50 threaded steel, and a lifting rod top locking nut 31 is provided at the top of the lifting rod 3, and the lifting rod 3 is locked and connected with the piston rod of the hydraulic lifting top 2 through the lifting rod top locking nut 31. A lifting rod upper locking nut 32 is provided at the upper part of the lifting rod 3, and the lifting rod 3 is locked and connected with the base of the hydraulic lifting top 2 through the lifting rod upper locking nut 32; a lifting rod lower locking nut 33 is provided at the lower part of the lifting rod 3, and the lifting rod 3 is connected to the shoulder beam 5 through the lifting rod lower locking nut 33.
[0033] Two guide support rods 4 are installed on the left and right sides of the lifting rod 3. The guide support rods 4 play a guiding and supporting role. The guide support rods 4 are made of M40 threaded steel. The upper part of the guide support rods 4 is provided with a guide support rod upper locking nut 41, which is set on the top surface of the rectangular seat 11. The guide support rods 4 are locked and connected with the rectangular seat 11 through the guide support rod upper locking nut 41. The lower part of the guide support rods 4 is provided with a pair of guide support rod lower locking nuts 42, which are respectively set on the upper and lower surfaces of the shoulder beam 5. The pair of guide support rod lower locking nuts 42 clamp the shoulder beam 5, and the guide support rods 4 are connected with the shoulder beam 5 through the guide support rod lower locking nuts 42.
[0034] The hydraulic lifting top 2 is an existing product, and the base of the hydraulic lifting top 2 is fixedly connected to the top surface of the rectangular seat 11. The piston rod of the hydraulic lifting top 2 is connected to the top of the lifting rod 3.
[0035] The connecting rod 7 is made of M40 threaded steel. The top of the connecting rod 7 is connected to the shoulder pole beam 5 through a locking nut 8 set on the top surface of the shoulder pole beam 5, and the bottom is connected to the crane beam 6 through a locking nut 8 set on the bottom surface of the shoulder pole beam 5. The connecting rod 7 is installed on the left and right sides of the bottom of the lifting rod 3 and is located between the guide support rod 4 and the lifting rod 3. The shoulder pole beam 5 and the connecting rod 7 play a connecting role, connecting the guide support rod 4 and the crane beam 6, and connecting the lifting rod 3 and the crane beam 6.
[0036] There are gaskets between all nuts and connection surfaces to protect the connection surfaces.
[0037] The utility model adopts threaded steel to replace steel wire rope. Compared with steel wire rope, threaded steel has higher strength and stability and can better support the weight of crane beam. In addition, threaded steel is easy to install and disassemble, and is convenient for maintenance.
[0038] The working principle and working process of the utility model are as follows:
[0039] First, the locking nut 31 at the top of the lifting rod is locked, the locking nut 33 at the bottom of the lifting rod is locked, the locking nut 42 at the bottom of the guide support rod is locked, and the locking nut 8 is locked. The locking nut 41 at the top of the guide support rod is loosened, and the locking nut 32 at the top of the lifting rod is loosened.
[0040] Then start the hydraulic pump, the hydraulic lifting top 2 piston rod is extended and retracted, thereby driving the crane beam 6 to rise and fall.
[0041] The utility model adopts hydraulic equipment as power to lift the crane beam 6, is provided with a lifting rod 3, is provided with a guide support rod 4 for guiding and supporting, is provided with a shoulder beam 5 and a connecting rod 7 for connecting with the crane beam 6. The utility model can safely and reliably lift the crane beam quickly, improve efficiency, meet the requirements of the construction site, improve the installation efficiency of large and heavy components, reduce labor intensity, save efficiency, and ensure the safety and quality of construction operations. Shorten the renovation period of old factory buildings and reduce the capital investment in the renovation of crane beams in old factory buildings.
[0042] The protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent substitutions or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A crane beam lifting device, characterized in that: It includes a support seat, a hydraulic lifting top, a lifting rod, a guide support rod and a shoulder pole beam; The support seat is fixedly connected to the pillar of the factory building, the base of the hydraulic lifting top is installed on the support seat, the piston rod of the hydraulic lifting top is connected to one end of the lifting rod, and the other end of the lifting rod is connected to the shoulder pole beam; The guide support rod is installed on both sides of the lifting rod, one end of the guide support rod is slidably connected to the support seat, and the other end of the guide support rod is connected to the shoulder pole beam; The shoulder pole beam is fixedly connected to the crane beam; The piston rod of the hydraulic lifting top is extended and retracted to drive the crane beam to rise and fall, and the guide support rod plays a guiding and supporting role.
2. A crane beam lifting device according to claim 1, characterized in that: The support seat comprises a rectangular seat and a support leg, the side of the rectangular seat is fixedly connected to the side of the column of the factory building, one end of the support leg is fixedly connected to the bottom surface of the rectangular seat, and the other end is fixedly connected to the side of the column of the factory building.
3. A crane beam lifting device according to claim 1, characterized in that: The lifting rod is made of threaded steel; A lifting rod top locking nut is provided at the top of the lifting rod, and the lifting rod is locked and connected with the piston rod of the hydraulic lifting top through the lifting rod top locking nut; The upper part of the lifting rod is provided with a lifting rod upper locking nut, and the lifting rod is locked and connected with the base of the hydraulic lifting top through the lifting rod upper locking nut; A lifting rod lower locking nut is arranged at the lower part of the lifting rod, and the lifting rod is connected with the shoulder pole beam through the lifting rod lower locking nut.
4. A crane beam lifting device according to claim 1, characterized in that: The guide support rod is made of threaded steel; A guide support rod upper locking nut is provided on the upper part of the guide support rod, and the guide support rod is locked and connected to the support seat through the guide support rod upper locking nut; A guide support rod lower locking nut is arranged at the lower part of the guide support rod, and the guide support rod is connected with the shoulder pole beam through the guide support rod lower locking nut.
5. A crane beam lifting device according to claim 1, characterized in that: It also includes a connecting rod, which is made of threaded steel; The top of the connecting rod is connected to the shoulder pole beam through a nut, and the bottom is connected to the crane beam through a nut.
6. A crane beam lifting device according to claim 1, characterized in that: The device consists of two sets, which are respectively connected to the two ends of the crane beam to drive the two ends of the crane beam to rise synchronously.