Height-adjustable lifting type derrick platform
Through the combination of hydraulic rod and pin locking structure, the height adjustment of the derrick platform is achieved, solving the problem of difficulty in purchasing and moving traditional derrick platforms multiple times in different height scenarios, reducing costs and improving stability.
Patent Information
- Application Number
- CN202422194869.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-06
- Publication Date
- 2025-08-12
- Estimated Expiration
- 2034-09-06
AI Technical Summary
Traditional derrick platforms need to be purchased multiple times in different height scenarios, resulting in high costs and difficulty in moving.
A height-adjustable lifting derrick platform is designed to drive the platform to lift through a hydraulic rod, and a mechanical locking of the platform height is achieved using a pin locking structure, including a combination of hydraulic rods, positioning slots and plug rods.
The cost saving and mobile convenience of derrick platforms purchased separately in different height scenarios is achieved, ensuring the safety and stability of the platform.
Smart Images
Figure CN223213744U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of derrick platforms, in particular to a height-adjustable lifting derrick platform. Background Art
[0002] As modern industrial machinery develops, demand for simplified and convenient construction and assembly increases, leading to increasingly stringent requirements for storage management and ease of use. Traditional derrick platforms, in many scenarios, require multiple purchases at different heights, resulting in high costs and difficulty in multiple locations and movement. Given this situation, the emergence of derrick structures that can be fixed, raised, and locked at different heights is inevitable in large-scale industries. These structures are used to reduce manufacturing costs and accommodate assembly and disassembly operations at varying heights. Therefore, those skilled in the art have provided a height-adjustable, liftable derrick platform to address the issues raised in the background art above. Utility Model Content
[0003] (1) Technical problems solved
[0004] In response to the shortcomings of the existing technology, the utility model provides a height-adjustable lifting derrick platform to solve the problems that traditional derrick platforms have different heights in many scenarios and need to be purchased in multiple locations, which are costly to purchase and difficult to place and move.
[0005] (2) Technical solution
[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a height-adjustable lifting derrick platform, comprising a supporting column, a lifting sleeve is provided on the outer side of the supporting column, a first platform is installed on the lifting sleeve, a second platform is arranged above the first platform, a second stair group is installed on the bottom side of the second platform, a first stair group is installed on the bottom of the first platform, the second platform is fixedly installed with the lifting sleeve, the second platform is connected to the first platform through the second stair group, hydraulic rods are installed at the four corners of the bottom of the first platform, when the height of the first platform and the second platform needs to be adjusted, the hydraulic rods drive the first platform to lift, a positioning groove is provided on one side of the bottom of the supporting column, and a positioning hole is provided at the bottom of the lifting sleeve.
[0007] Preferably, limit rings are installed on the upper and lower sides of the positioning hole, and a rotating ring is provided between adjacent limit rings, and the rotating ring is rotatably connected to the lifting sleeve.
[0008] Preferably, a pressing ring is installed on the insertion rod, and a pressing spring is installed on one end of the pressing ring. The pressing spring is sleeved with the insertion rod, and the other end of the pressing spring is in pressing contact with the inner wall of the movable groove.
[0009] Preferably, one end of the insertion rod passes through the positioning hole and is plugged into the positioning slot. After the hydraulic rod drives the first platform and the second platform to rise and fall, the rotating ring is rotated so that the end of the insertion rod in the rotating ring passes through the positioning hole under the action of the pressure spring and is plugged into the positioning slot, thereby mechanically locking the support column and the lifting sleeve.
[0010] (3) Beneficial effects
[0011] Compared with the prior art, the present invention provides a height-adjustable lifting derrick platform, which has the following beneficial effects:
[0012] Through the design, when the height of the first platform and the second platform needs to be adjusted, the hydraulic rod drives the first platform to be lifted, and then the rotating ring is rotated so that the end with the insertion rod in the rotating ring passes through the positioning hole under the action of the pressure spring and is plugged into the positioning groove, thereby mechanically locking the supporting column and the lifting sleeve to ensure safety and stability. This structural setting solves the problem of inconvenience in using multiple derrick platforms in certain storage or use space and cost restrictions. The derrick designed with this structure can be used to meet the needs, reducing manufacturing costs and saving placement space. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of a height-adjustable lifting derrick platform provided in an embodiment of the present application.
[0014] Figure 2 This is a structural schematic diagram of a lifting sleeve in a height-adjustable lifting derrick platform provided in an embodiment of the present application.
[0015] Figure 3 This is a schematic structural diagram of a support column in a height-adjustable lifting derrick platform provided in an embodiment of the present application.
[0016] Figure 4 This is a structural cross-sectional view of a rotating ring in a height-adjustable lifting derrick platform provided in an embodiment of the present application.
[0017] In the figure: 1. Support column; 101. Positioning groove; 2. Lifting sleeve; 201. Positioning hole; 202. Limiting ring; 3. First platform; 301. First stair set; 4. Second platform; 401. Second stair set; 5. Hydraulic rod; 6. Rotating ring; 601. Movable groove; 7. Insert rod; 701. Pressure ring; 8. Pressure spring. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0019] The utility model provides a technical solution, a height-adjustable lifting derrick platform, please refer to Figure 1 、 Figure 2 、 Figure 3 , including a supporting column 1, a lifting sleeve 2 is provided on the outside of the supporting column 1, a first platform 3 is installed on the lifting sleeve 2, a second platform 4 is provided above the first platform 3, a second stair group 401 is installed on the bottom side of the second platform 4, a first stair group 301 is installed at the bottom of the first platform 3, the second platform 4 is fixedly installed with the lifting sleeve 2, the second platform 4 is connected to the first platform 3 through the second stair group 401, hydraulic rods 5 are installed at the four corners of the bottom of the first platform 3, when the height of the first platform 3 and the second platform 4 needs to be adjusted, the hydraulic rod 5 drives the first platform 3 to be lifted, a positioning groove 101 is provided on one side of the bottom of the supporting column 1, and a positioning hole 201 is provided at the bottom of the lifting sleeve 2.
[0020] See also Figure 2 、 Figure 3 , limit rings 202 are installed on the upper and lower sides of the positioning hole 201, and a rotating ring 6 is provided between adjacent limit rings 202. The rotating ring 6 is rotatably sleeved with the lifting sleeve 2, and a pressure ring 701 is installed on the insertion rod 7. One end of the pressure ring 701 is installed with a pressure spring 8, and the pressure spring 8 is sleeved with the insertion rod 7. The other end of the pressure spring 8 is in pressure contact with the inner wall of the movable groove 601, and one end of the insertion rod 7 passes through the positioning hole 201 and is plugged into the positioning groove 101. After the hydraulic rod 5 drives the first platform 3 and the second platform 4 to rise and fall, the rotating ring 6 is rotated so that the end of the insertion rod 7 in the rotating ring 6 passes through the positioning hole 201 under the action of the pressure spring 8 and is plugged into the positioning groove 101, thereby mechanically locking the support column 1 and the lifting sleeve 2.
[0021] The adjustable lifting derrick platform in the present invention is composed of a supporting column 1, a lifting sleeve 2, a first platform 3 and a second platform 4. A first staircase group 301 is installed on the lower side of the first platform 3, and a second staircase group 401 is installed on the lower side of the first platform 3. The first platform 3 and the second platform 4 are arranged from top to bottom and fixedly installed with the lifting sleeve 2. The second platform 4 is connected to the first platform 3 through the second staircase group 401, and the lifting sleeve 2 is slidably plugged into the supporting column 1. A hydraulic rod 5 is installed at the bottom of the first platform 3, and the bottom end of the hydraulic rod 5 is supported and installed on the ground.
[0022] When the height of the first platform 3 and the second platform 4 needs to be adjusted, the hydraulic rod 5 drives the first platform 3 to be lifted. Before using the hydraulic rod 5 to adjust the height, the single-layer platform load and the total load must be calculated during the design of the derrick, and each layer of the platform must be marked in a conspicuous place for easy identification. It is worth mentioning that the hydraulic rod 5 can be self-locking.
[0023] The bottom of the supporting column 1 is provided with a positioning groove 101, and the bottom of the lifting sleeve 2 is provided with a positioning hole 201. Limiting rings 202 are installed on the upper and lower sides of the positioning hole 201. A rotating ring 6 is provided between the limiting rings 202. The rotating ring 6 is rotatably sleeved with the lifting sleeve 2. A movable groove 601 is provided on one side of the rotating ring 6. An insert rod 7 is inserted in the movable groove 601. A pressure ring 701 is installed on the outer wall of the insert rod 7, and a pressure spring 8 is sleeved on the outer side of the insert rod 7. One end of the pressure spring 8 is in contact with the pressure ring 701, and the other end is in contact with the inner wall of the movable groove 601. After the hydraulic rod 5 drives the first platform 3 and the second platform 4 to rise and fall, the rotating ring 6 is rotated so that the end of the insert rod 7 in the rotating ring 6 passes through the positioning hole 201 under the action of the pressure spring 8 and is plugged into the positioning groove 101, thereby mechanically locking the supporting column 1 and the lifting sleeve 2 to ensure safety and stability.
[0024] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.
[0025] In this document, unless otherwise clearly specified and limited, terms such as "installation", "setting", "connection", "fixation", and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly specified, ordinary technicians in this field can understand the specific meanings of the above terms in this utility model according to specific circumstances.
[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A height-adjustable lifting derrick platform, comprising a support column (1), characterized in that: The outer side of the supporting column (1) is provided with a lifting sleeve (2), a first platform (3) is installed on the lifting sleeve (2), a second platform (4) is provided above the first platform (3), a second staircase group (401) is installed on the bottom side of the second platform (4), a first staircase group (301) is installed at the bottom of the first platform (3), hydraulic rods (5) are installed at the four corners of the bottom of the first platform (3), a positioning groove (101) is provided on one side of the bottom of the supporting column (1), and a positioning hole (201) is provided at the bottom of the lifting sleeve (2).
2. The height-adjustable lifting derrick platform according to claim 1, characterized in that: Limiting rings (202) are installed on the upper and lower sides of the positioning hole (201), and a rotating ring (6) is provided between adjacent limiting rings (202). The rotating ring (6) is rotatably sleeved with the lifting sleeve (2).
3. The height-adjustable lifting derrick platform according to claim 2, characterized in that: One end of the rotating ring (6) is provided with a movable groove (601), and an inserting rod (7) is inserted into the movable groove (601).
4. The height-adjustable lifting derrick platform according to claim 3, characterized in that: A pressing ring (701) is installed on the insertion rod (7), and a pressing spring (8) is installed on one end of the pressing ring (701). The pressing spring (8) is sleeved with the insertion rod (7), and the other end of the pressing spring (8) is in pressing contact with the inner wall of the movable groove (601).
5. The height-adjustable lifting derrick platform according to claim 4, characterized in that: One end of the insertion rod (7) passes through the positioning hole (201) and is plugged into the positioning groove (101).
6. The height-adjustable lifting derrick platform according to claim 1, characterized in that: The second platform (4) is fixedly mounted on the lifting sleeve (2), and the second platform (4) is connected to the first platform (3) via a second staircase group (401).