A wind power hoisting platform and a method of using the same
Patent Information
- Application Number
- CN202611188383.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2026-08-06
- Publication Date
- 2026-09-25
AI Technical Summary
[0003]但是现有技术中,现有风电搭建施工和后期维护过程中均需要使用吊装平台提供临时的可操作空间,继而方便对塔筒的安装和维护,而现有的吊装平台通过现有悬吊设备进行提升后靠近施工位置,而过剧的施工动作容易导致现有吊装平台与塔筒外表面发生碰撞,进而导致塔筒外表面出现损伤,影响套筒实际美观和使用寿命,同时由于塔筒整体外表呈倾斜状,进而之间通过现有悬吊设备垂直进行现有吊装平台升降,容易导致现有吊装平台与塔筒外表面出现剐蹭,继而需要通过控制移动现有悬吊设备,实际施工过程较为繁琐,导致现有吊装平台实际使用效果欠佳
(1)本发明中,使用时,通过吊环使提升机构能够便捷与现有悬吊设备进行稳固连接,进而使现有悬吊设备能够便捷将提升机构悬吊至指定使用高度,同时通过现有悬吊设备能够便捷将提升机构贴近塔筒,在此过程中,在限位弹簧的支撑下,使限位杆配合限位板能够挤压限位轮贴合塔筒外表面,同时在限位弹簧的支撑下能够防止底框直接与塔筒外表面发生碰撞,确保塔筒外表面的完整性,此时通过分别控制两个气缸支撑抵板两端,进而使抵板两端能够通过抵轮逐渐挤压贴合塔筒外表面,此时通过现有悬吊设备直接进行提升机构升降过程中,在抵轮和限位轮的支撑限制下,确保底框在上升和下降过程中不会于塔筒外壁发生碰撞,同时确保承载人员跟随底框上升和下降的承载稳定性,方便承载人员的施工处理,使设备能够高效进行应有功能的实现。
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Figure CN122809383A_ABST
Abstract
Description
Technical Field
[0001] This invention belongs to the field of hoisting equipment technology, specifically a wind power hoisting platform and its usage method. Background Technology
[0002] Wind power generation refers to the conversion of wind kinetic energy into mechanical kinetic energy, and then into electrical kinetic energy. It involves a wind turbine rotating under the influence of wind, converting the kinetic energy of the wind into the mechanical energy of the turbine shaft, and a generator rotating under the drive of the turbine shaft to generate electricity. It is an important form of wind energy utilization.
[0003] However, in existing technologies, both the construction and maintenance of wind power plants require the use of hoisting platforms to provide temporary operational space for the installation and maintenance of the tower. While existing hoisting platforms are lifted to the construction site using existing suspension equipment, excessively forceful movements can easily cause collisions between the platform and the outer surface of the tower, resulting in damage and affecting the aesthetics and lifespan of the tower casing. Furthermore, because the tower's overall shape is inclined, vertically raising and lowering the existing hoisting platform using existing suspension equipment can easily lead to scraping between the platform and the tower's outer surface, requiring controlled movement of the existing suspension equipment. This cumbersome construction process results in suboptimal performance of existing hoisting platforms. Summary of the Invention
[0004] The purpose of this invention is to provide a wind power hoisting platform and its usage method that can vertically lift and lower the equipment at a fixed position by controlling the existing suspension equipment according to the actual usage situation, avoiding cumbersome construction processes, preventing serious collisions between the equipment and the outer surface of the tower during use, ensuring the integrity of the tower's appearance, ensuring the actual service life of the tower, and improving the actual usage efficiency.
[0005] The technical solution adopted in this invention is as follows: A wind power hoisting platform includes: a lifting mechanism for providing a temporary riding and operating area, the lifting mechanism including a base frame, two cylinders and a protective component, the two cylinders being disposed between opposite inner walls on both sides of the base frame, and one end of each cylinder extending to the outside of the base frame, a limit bolt passing through one end of each cylinder, a stop plate being slidably sleeved between the outer surfaces of the two limit bolts, and two stop wheels being fixedly connected to one outer surface of each stop plate, the protective component being disposed on the base frame; An extension mechanism for providing a temporary extended operating area is provided on the base frame.
[0006] The protective components are provided in two sets. Each set of protective components includes two mounting plates, two guide tubes, a limiting plate, and two limiting wheels. The two mounting plates are fixedly connected to the outer surface of one side of the bottom frame. The two guide tubes are fixedly connected between the opposite outer surfaces of the two mounting plates, and the two ends of the two guide tubes pass through the two mounting plates respectively. The two guide tubes have a limiting rod slidingly passing through them. The limiting plate is fixedly connected between one end of the two limiting rods. The two limiting wheels are fixedly connected to the outer surface of one side of the corresponding limiting plate.
[0007] Each of the limiting rods has a limiting spring slidably sleeved on its outer surface, and a card is fixedly connected to one end of each limiting rod.
[0008] The bottom frame has multiple lifting rings fixedly connected at equal intervals on its top, and two movable openings are opened on the bottom surface inside the bottom frame. Each movable opening is slidably fitted with a protective cover, and two movable frames are fixedly connected to the bottom of the bottom frame.
[0009] The extension mechanism includes an extension frame and two extension brackets. The extension frame is fixedly connected to the bottom of the base frame. Two first slide rails are fixedly connected to the inner wall of one side of the extension frame, and two second slide rails are fixedly connected to the inner wall of the other side of the extension frame. Each extension bracket is slidably inserted between the top of the corresponding first slide rail and second slide rail.
[0010] Two limiting strips are fixedly connected to the inner wall of one side of the extension frame, and each limiting strip is located above the corresponding first slide rail.
[0011] Each of the extension frames has multiple sets of mounting blocks fixedly connected at equal intervals at its top. There are two mounting blocks in each set, and two mounting blocks in each set. A mounting rod slides through between the two sets of mounting blocks. Two limiting nuts are threaded onto the outer surface of each mounting rod. The bottom of each limiting rod is in contact with the top of the corresponding extension frame.
[0012] The extension frame is rotatably connected to both ends by a linkage shaft, and two movable wheels are fitted on the outer surface of each linkage shaft. The top of each movable wheel is in contact with the bottom of the corresponding extension frame.
[0013] Each of the extension frames has a protective frame fixedly connected to one side of its outer surface, and a motor is fixedly connected inside each protective frame. The output end of each motor is fixedly connected to one end of its corresponding connecting shaft.
[0014] A method for using a wind turbine hoisting platform includes the following steps: S1. Position Adjustment: The lifting mechanism can be easily and securely connected to the existing suspension equipment via the lifting ring, allowing the existing suspension equipment to easily suspend the lifting mechanism to the designated operating height. Simultaneously, the existing suspension equipment can easily bring the lifting mechanism close to the tower. During this process, supported by the limit spring, the limit rod, in conjunction with the limit plate, can press the limit wheel against the outer surface of the tower. The limit spring also prevents the bottom frame from directly colliding with the outer surface of the tower, ensuring the integrity of the outer surface. At this point, by controlling two cylinders to support the two ends of the abutment plate, the two ends of the abutment plate can be gradually pressed against the outer surface of the tower by the abutment wheel. During the lifting and lowering process of the existing suspension equipment, the support and limitation of the abutment wheel and limit wheel ensure that the bottom frame will not collide with the outer wall of the tower during ascent and descent, while also ensuring the load-bearing stability of personnel as they rise and fall with the bottom frame, facilitating construction work for the personnel. S2. Extension Adjustment: By removing the protective cover, the personnel can be easily moved to the extension frame via the movable opening. This allows for the storage of a large amount of construction materials within the extension frame. Simultaneously, by controlling the start motor, the motor drives the corresponding connecting shaft to rotate, which in turn drives the corresponding moving wheel to rotate. Under the positional constraints of the first slide rail, the second slide rail, and the limit bar, the rotating moving wheel extends the corresponding extension frame outward. This allows for convenient installation of existing construction equipment via the mounting block. Furthermore, with the support of the extension frame, the construction equipment can reach a greater distance, thereby reducing the need for adjustment of the lifting mechanism position by the existing suspension equipment.
[0015] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are: (1) In this invention, when in use, the lifting mechanism can be easily and securely connected to the existing suspension equipment through the lifting ring, so that the existing suspension equipment can easily suspend the lifting mechanism to the specified usage height. At the same time, the existing suspension equipment can easily bring the lifting mechanism close to the tower. During this process, under the support of the limit spring, the limit rod and the limit plate can squeeze the limit wheel to fit against the outer surface of the tower. At the same time, under the support of the limit spring, the bottom frame can be prevented from colliding directly with the outer surface of the tower, ensuring the integrity of the outer surface of the tower. At this time, by controlling the two cylinders to support the two ends of the abutment plate, the two ends of the abutment plate can be gradually squeezed against the outer surface of the tower by the abutment wheel. At this time, during the lifting and lowering process of the lifting mechanism directly through the existing suspension equipment, under the support and restriction of the abutment wheel and the limit wheel, it is ensured that the bottom frame will not collide with the outer wall of the tower during the rising and falling process. At the same time, it ensures the load-bearing stability of the personnel following the bottom frame as it rises and falls, which facilitates the construction work of the personnel and enables the equipment to efficiently realize its intended functions.
[0016] (2) In this invention, by removing the protective cover, the carrying personnel can be easily moved to the extension frame via the movable opening, which facilitates the storage of a large amount of construction materials through the extension frame. At the same time, by controlling the start motor, the motor can drive the corresponding connecting shaft to rotate, which in turn drives the corresponding moving wheel to rotate. The rotating moving wheel can extend the corresponding extension frame to the outside of the extension frame under the position restriction of the corresponding first slide rail, second slide rail and limit bar. The existing construction equipment can be easily installed and set up through the mounting block. Then, with the support of the extension frame, the construction equipment can reach a farther position, thereby reducing the movement and adjustment of the lifting mechanism position by the existing suspension equipment, thereby improving the actual construction efficiency and enabling the equipment to efficiently realize its intended functions. Attached Figure Description
[0017] Figure 1 This is a perspective view of the invention in use; Figure 2 This is a first-view perspective perspective view of the present invention; Figure 3 This is a second-view perspective perspective view of the present invention; Figure 4 This is a first-view sectional perspective view of the present invention; Figure 5 This is a perspective view of the lifting mechanism of the present invention; Figure 6 This is a cross-sectional perspective view of the extension mechanism portion of the present invention; Figure 7 For the present invention Figure 6 Enlarged view of point A in the middle.
[0018] The diagram shows the following markings: 1. Lifting mechanism; 101. Base frame; 102. Protective cover; 103. Moving frame; 104. Mounting plate; 105. Guide tube; 106. Limiting rod; 107. Limiting spring; 108. Limiting plate; 109. Limiting wheel; 110. Cylinder; 111. Abutment plate; 112. Abutment wheel; 113. Lifting ring; 2. Extension mechanism; 201. Extension frame; 202. First slide rail; 203. Second slide rail; 204. Limiting strip; 205. Connecting shaft; 206. Moving wheel; 207. Motor; 208. Extension frame; 209. Mounting block; 210. Mounting rod; 3. Tower. Detailed Implementation
[0019] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the invention.
[0020] For examples, please refer to [link / reference]. Figures 1-7A wind power hoisting platform, consisting of a lifting mechanism 1 and an extension mechanism 2.
[0021] The details are as follows: Please see Figure 5 The lifting mechanism 1 provides a temporary seating and operating area. The lifting mechanism 1 includes a base frame 101, two cylinders 110, and protective components. The two cylinders 110 are located between the inner walls of opposite sides of the base frame 101, with one end of each cylinder 110 extending outside the base frame 101. A limit bolt passes through one end of each cylinder 110. A stop plate 111 is slidably fitted between the outer surfaces of the two limit bolts. Two stop wheels 112 are fixedly connected to one outer surface of each stop plate 111. The protective components are mounted on the base frame 101. Two sets of protective components are provided, each set including two mounting plates 104, two guide tubes 105, a limit plate 108, and two limit wheels. 109. Two mounting plates 104 are fixedly connected to the outer surface of one side of the bottom frame 101. Two guide tubes 105 are fixedly connected between the opposite outer surfaces of the two mounting plates 104, and both ends of the two guide tubes 105 pass through the corresponding two mounting plates 104. Limiting rods 106 slide through the interior of each guide tube 105. Limiting plates 108 are fixedly connected between one end of the two limiting rods 106. Two limiting wheels 109 are fixedly connected to the outer surface of one side of the corresponding limiting plates 108. A limiting spring 107 is slidably sleeved on the outer surface of each limiting rod 106. A card is fixedly connected to one end of each limiting rod 106. The top of the bottom frame 101 is fixedly connected with equidistant... Multiple lifting rings 113 are provided. Two movable openings are formed on the bottom surface of the base frame 101, each with a slidable protective cover 102. Two movable frames 103 are fixedly connected to the bottom of the base frame 101. The lifting rings 113 allow the lifting mechanism 1 to be easily and securely connected to existing suspension equipment, enabling the existing suspension equipment to easily suspend the lifting mechanism 1 to the designated operating height. Simultaneously, the existing suspension equipment can easily bring the lifting mechanism 1 close to the tower 3. During this process, supported by the limiting spring 107, the limiting rod 106, in conjunction with the limiting plate 108, can press the limiting wheel 109 against the outer surface of the tower 3. Also supported by the limiting spring 107... To prevent the bottom frame 101 from directly colliding with the outer surface of the tower 3 and to ensure the integrity of the outer surface of the tower 3, two cylinders 110 are controlled to support the two ends of the support plate 111, so that the two ends of the support plate 111 can be gradually pressed against the outer surface of the tower 3 by the support rollers 112. At this time, during the lifting and lowering process of the lifting mechanism 1 by the existing suspension equipment, under the support and restriction of the support rollers 112 and the limit rollers 109, it is ensured that the bottom frame 101 will not collide with the outer wall of the tower 3 during the rising and falling process. At the same time, it ensures the load-bearing stability of the personnel following the rise and fall of the bottom frame 101, which facilitates the construction and handling of the personnel and enables the equipment to efficiently perform its intended functions. Please see Figure 6and Figure 7 The extension mechanism 2 provides a temporary extension operation area. It is mounted on the base frame 101 and includes an extension frame 201 and two extension brackets 208. The extension frame 201 is fixedly connected to the bottom of the base frame 101. Two first slide rails 202 are fixedly connected to the inner wall of one side of the extension frame 201, and two second slide rails 203 are fixedly connected to the inner wall of the other side. Each extension bracket 208 is slidably inserted between the top of the corresponding first slide rail 202 and second slide rail 203. Two limiting strips 204 are fixedly connected to the inner wall of one side of the extension frame 201. Each limiting strip 204 is located above the corresponding first slide rail 202. Multiple sets of mounting blocks 209 are equidistantly fixed to the top of each extension frame 208. Two mounting blocks 209 are provided in each set, and two mounting blocks 209 are provided in each set. A mounting rod 210 slides through between each set of mounting blocks 209. Two limiting nuts are threaded onto the outer surface of each mounting rod 210. The bottom of each limiting strip 204 is in contact with the top of the corresponding extension frame 208. A connecting shaft 205 is rotatably connected to both ends of the extension frame 201. Each connecting shaft 205 has a sleeve on its outer surface. Two movable wheels 206 are provided, with the top of each wheel fitting snugly against the bottom of the corresponding extension frame 208. A protective frame is fixedly connected to the outer surface of one side of the extension frame 201, and a motor 207 is fixedly connected inside each protective frame. The output end of each motor 207 is fixedly connected to one end of the corresponding connecting shaft 205. By removing the protective cover 102, personnel can be easily moved through the movable frame 103 to the extension frame 201 via the movable opening, facilitating the storage of a large amount of construction materials within the extension frame 201. Simultaneously, by controlling the start of the motor 207, the motor... 207 can drive the corresponding linkage shaft 205 to rotate, which in turn drives the corresponding moving wheel 206 to rotate. Under the positional constraints of the corresponding first slide rail 202, second slide rail 203 and limit bar 204, the rotating moving wheel 206 can extend the corresponding extension frame 208 to the outside of the extension frame 201. Then, the existing construction equipment can be conveniently installed and set up through the mounting block 209. With the support of the extension frame 208, the construction equipment can reach a farther position, thereby reducing the movement and adjustment of the lifting mechanism 1 position by the existing suspension equipment.
[0022] The following provides a detailed description of the method of using a wind power hoisting platform provided by an embodiment of the present invention, which includes the following steps: Step 1, Position Adjustment: The lifting mechanism 1 is easily and securely connected to the existing suspension equipment via the lifting ring 113, allowing the existing suspension equipment to easily suspend the lifting mechanism 1 to the designated operating height. Simultaneously, the existing suspension equipment allows the lifting mechanism 1 to be easily brought close to the tower cylinder 3. During this process, supported by the limit spring 107, the limit rod 106, in conjunction with the limit plate 108, compresses the limit wheel 109 to fit against the outer surface of the tower cylinder 3. Simultaneously, the limit spring 107 prevents the bottom frame 101 from directly colliding with the outer surface of the tower cylinder 3, ensuring the outer surface of the tower cylinder 3 remains intact. To ensure the integrity of the surface, two cylinders 110 are controlled to support the two ends of the support plate 111, so that the two ends of the support plate 111 can be gradually pressed and adhered to the outer surface of the tower 3 by the support rollers 112. At this time, the lifting mechanism 1 is lifted and lowered directly by the existing suspension equipment. Under the support and restriction of the support rollers 112 and the limit rollers 109, it is ensured that the bottom frame 101 will not collide with the outer wall of the tower 3 during the rise and fall. At the same time, it ensures the load-bearing stability of the personnel following the rise and fall of the bottom frame 101, which facilitates the construction and handling of the personnel and enables the equipment to perform its intended functions efficiently. Step 2, Extension Adjustment: By removing the protective cover 102, the personnel can be easily moved to the extension frame 201 via the movable opening through the movable frame 103. This allows for the storage of a large amount of construction materials through the extension frame 201. Simultaneously, by controlling the start motor 207, the motor 207 drives the corresponding connecting shaft 205 to rotate. The rotating connecting shaft 205 then drives the corresponding moving wheel 206 to rotate. Under the positional constraints of the corresponding first slide rail 202, second slide rail 203, and limit bar 204, the rotating moving wheel 206 extends the corresponding extension frame 208 outward from the extension frame 201. The existing construction equipment can then be easily installed and set up via the mounting block 209. With the support of the extension frame 208, the construction equipment can reach a farther position, thereby reducing the movement and adjustment of the lifting mechanism 1 by the existing suspension equipment, thus improving the actual construction efficiency and enabling the equipment to efficiently perform its intended functions.
[0023] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention should be included within the protection scope of the present invention.
Claims
1. A wind turbine hoisting platform, characterized in that, include: A lifting mechanism (1) is used to provide a temporary riding operation area. The lifting mechanism (1) includes a base frame (101), two cylinders (110) and a protective component. The two cylinders (110) are disposed between the inner walls of opposite sides of the base frame (101), and one end of each cylinder (110) extends to the outside of the base frame (101). A limit bolt passes through one end of each cylinder (110). A stop plate (111) is slidably sleeved between the outer surfaces of the two limit bolts. Two abutment wheels (112) are fixedly connected to one side of the outer surface of each stop plate (111). The protective component is disposed on the base frame (101). An extension mechanism (2) is provided to provide a temporary extended operating area, the extension mechanism (2) being disposed on the bottom frame (101).
2. The wind turbine hoisting platform as described in claim 1, characterized in that: The protective components are provided in two sets. Each set of protective components includes two mounting plates (104), two guide tubes (105), a limiting plate (108), and two limiting wheels (109). The two mounting plates (104) are fixedly connected to the outer surface of one side of the bottom frame (101). The two guide tubes (105) are fixedly connected between the opposite outer surfaces of the two mounting plates (104), and the two ends of the two guide tubes (105) pass through the two mounting plates (104) respectively. The two guide tubes (105) slide through the limiting rods (106). The limiting plate (108) is fixedly connected between one end of the two limiting rods (106). The two limiting wheels (109) are fixedly connected to the outer surface of one side of the corresponding limiting plate (108).
3. The wind turbine hoisting platform as described in claim 2, characterized in that: Each of the limiting rods (106) has a limiting spring (107) slidably sleeved on its outer surface, and a card is fixedly connected to one end of each of the limiting rods (106).
4. A wind turbine hoisting platform as described in claim 3, characterized in that: The bottom frame (101) is fixedly connected to a number of lifting rings (113) at equal intervals on the top. The bottom surface inside the bottom frame (101) has two movable openings. Each movable opening is slidably fitted with a protective cover (102). The bottom of the bottom frame (101) is fixedly connected to two movable frames (103).
5. A wind turbine hoisting platform as described in claim 4, characterized in that: The extension mechanism (2) includes an extension frame (201) and two extension brackets (208). The extension frame (201) is fixedly connected to the bottom of the base frame (101). Two first slide rails (202) are fixedly connected to the inner wall of one side of the extension frame (201), and two second slide rails (203) are fixedly connected to the inner wall of the other side of the extension frame (201). Each extension bracket (208) is slidably inserted between the top of the corresponding first slide rail (202) and second slide rail (203).
6. A wind turbine hoisting platform as described in claim 5, characterized in that: Two limiting strips (204) are fixedly connected to the inner wall of one side of the extension frame (201), and each limiting strip (204) is located above the corresponding first slide rail (202).
7. A wind turbine hoisting platform as described in claim 6, characterized in that: Each of the extension frames (208) has multiple sets of mounting blocks (209) fixedly connected at equal intervals at its top. There are two mounting blocks (209) in each set, and two mounting blocks (209) in each set. A mounting rod (210) slides through between the two sets of mounting blocks (209). Two limiting nuts are threaded onto the outer surface of each mounting rod (210). The bottom of each limiting strip (204) is in contact with the top of the corresponding extension frame (208).
8. A wind turbine hoisting platform as described in claim 7, characterized in that: Both ends of the extension frame (201) are rotatably connected to a connecting shaft (205). Each connecting shaft (205) has two moving wheels (206) on its outer surface. The top of each moving wheel (206) is in contact with the bottom of the corresponding extension frame (208).
9. A wind turbine hoisting platform as described in claim 8, characterized in that: Each of the extension frames (201) has a protective frame fixedly connected to one side of its outer surface. Each of the protective frames has a motor (207) fixedly connected inside it. The output end of each motor (207) is fixedly connected to one end of the corresponding connecting shaft (205).
10. A method of using a wind turbine hoisting platform, characterized in that, The application of this method in a wind power hoisting platform as described in claim 9 includes the following steps: S1. Position Adjustment: The lifting mechanism (1) can be easily and securely connected to the existing suspension equipment via the lifting ring (113), thereby enabling the existing suspension equipment to easily suspend the lifting mechanism (1) to the specified operating height. At the same time, the existing suspension equipment can easily bring the lifting mechanism (1) close to the tower (3). During this process, under the support of the limiting spring (107), the limiting rod (106) and the limiting plate (108) can squeeze the limiting wheel (109) to fit against the outer surface of the tower (3). At the same time, under the support of the limiting spring (107), the bottom frame (101) can be prevented from directly colliding with the outer surface of the tower (3). To ensure the integrity of the outer surface of the tower (3), two cylinders (110) are controlled to support the two ends of the support plate (111), so that the two ends of the support plate (111) can be gradually squeezed and attached to the outer surface of the tower (3) by the support roller (112). At this time, the existing suspension equipment is used to directly lift the lifting mechanism (1) during the lifting process. Under the support and restriction of the support roller (112) and the limit roller (109), it is ensured that the bottom frame (101) will not collide with the outer wall of the tower (3) during the rising and falling process. At the same time, it ensures the load-bearing stability of the personnel following the bottom frame (101) as it rises and falls, which facilitates the construction handling of the personnel. S2, Extension Adjustment: By removing the protective cover (102), the personnel can be easily moved to the extension frame (201) via the moving port through the moving frame (103), which facilitates the storage of more construction materials through the extension frame (201). At the same time, by controlling the start motor (207), the motor (207) can drive the corresponding connecting shaft (205) to rotate, which in turn drives the corresponding moving wheel (206) to rotate. The rotating moving wheel (206) can extend the corresponding extension frame (208) to the outside of the extension frame (201) under the position restriction of the corresponding first slide rail (202), second slide rail (203) and limit bar (204). The existing construction equipment can be easily installed and set up through the mounting block (209). Then, with the support of the extension frame (208), the construction equipment can reach a farther position, thereby reducing the movement adjustment of the existing suspension equipment on the position of the lifting mechanism (1).